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T-BERD® 950 User`s Guide

1. 1 2 Interface T1 SIG BERT Mode Framing Channel Line Coding Line Rx In Equip Rx In Tx Timing Line LBO Idle Byte Yellow Alarm DS1 Idle Tx Drop to Spkr TERMINATE ESF 1 B8ZS TERM TERM INTERNAL 0 db 11111111 OFF OFF RECEIVE FUNC Select Mode DO 5e Figure 35 Signaling Setup Interface View The following additional parameter choices are available when Signaling is the selected test type When Framing is set to SF the following parameter is available Channel Format Used to select the timeslot to channel assignment format default is D3 D4 Choices include D1D D2 or D3 D4 Drop to Speaker TERMINATE or D amp I modes Selects which line is dropped to the speaker default is RECEIVE Choices include RECEIVE TRANSMIT or BOTH When Mode is set to MONITOR the choices are LINE EQUIP or BOTH T BERD 950 User s Manual Setting Up Manual Signaling Test 196 m Chapter 9 Signaling Option Setting Up the Test Type View The Signaling Test Type Setup view see Figure 36 configures the Signaling option The SCROLL and PAGE keys control this selection Title Bar fe Bert Pattern i i PROGRAM 1 Selection Dial Program 1 hT8442525 rea Sig Scan DISABLE L PAra o e Select Trunk Softkeys stp E amp M LOOP GROUND USER START START DEFINED Figure 36 Signaling Setup Test Type View Th
2. 0 eee eee eee 134 Option Messages 0c cece eee ee eee eee 134 Setting Up TNT Luuu tuu c eee eee 134 Performing T1 Interface Frame Relay Turn up 135 Performing T1 Interface DDS Frame Relay Turn up 137 Performing DDS LL Interface Frame Relay Turn up 138 Performing Frame Relay Monitor Test 140 T BERD 950 User s Guide X m Table of Contents Setting Up Manual Frame Relay Test 141 Setting Up the Interface View 00008 141 Setting Up the Test Type View 005 141 Test SSW Soo rerba EX a Eben 146 Alarm Status LEDS irete ansta 0 cece eee 147 Summary Category Results 0 0 cee eee 148 Interface Category Results 0005 148 Test Type Category Results 000 005 148 Performance Category Results 151 Alarm Messages sssesssssses ees 152 ISDN PRI Option ss uses 155 Option Description ecce es 156 ISDN Services 0 0 ee 156 Operating Modes 0 cece eee eee ee 157 Monitor Mode eee cece eee ee 157 Terminate Mode 0 ec cece eee eee 157 Option Specifications 0 eee eee eee 158 Setting Up T NIT ads esee Rene URE eco ote based 158 Performing T1 Interface ISDN PRI Tum up 158 Performing ISDN PRI Monitor Test
3. all operating modes Enables entry of an individual DLCI default is 16 The entry can be from 0 to 1023 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Transmit DLCI TERMINATE or D amp I modes only Enables entry of an individual DLCI default is 16 The entry can be from 0 to 1023 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value FECN Bit TERMINATE or D amp I modes only Enables entry of the FECN Forward Explicit Congestion Notification bit default is 0 This is a binary entry field the keypad keys 0 or 1 are used to enter the required value T BERD 950 User s Manual Setting Up Manual Frame Relay Test Chapter 9 Frame Relay Option m 143 BECN Bit TERMINATE or D amp I modes only Enables entry of the BECN Backward Explicit Congestion Notification bit default is 0 This is a binary entry field the keypad keys 0 or 1 are used to enter the required value DE Bit TERMINATE or D amp I modes only Enables entry of the DE Discard Eligibility bit default is 0 This is a binary entry field the keypad keys 0 or 1 are used to enter the required value CIR Bit TERMINATE or D amp I modes only Enables entry of C R Command Response Indication bit default is 0 This is a binary entry field the keypad keys 0 or 1 are used to enter the required value Load TERMINATE or D amp I modes only Selects the frame payload type defa
4. 234 Setting Up the Interface View 000 0 234 Setting Up the Test Type View 0205 235 Setting Up ISDN Packet and Advanced Test Type View 240 Editing CALL USER DATA 0055 241 Setting Up Advanced Call Configurations 242 Configuring ISDN Control 004 243 Placing a Call a cee ee eee 243 Answering a Call lle 244 Interpreting D Channel Display 245 T st FIGSull iue ebore kinins ideas toads 246 Status and Alarm LEDs 0 cece eee eee 247 Summary Category Results 0 0 0 0 cee eee 247 Interface Category Results 02005 248 Test Type Category Results 0 000 08 248 X 25 Test Type Category Results 252 ISDN Q 931 Cause Codes 0 0 0 ce eee eee 255 10 BaseT Ethernet Option 259 Option Description 3 lt 2 c0 cu0kicGeorsees ke rra 260 Operating Modes 0 0 2 0 cece cece eee 260 PING Testing iii ca rr bade as See Os 260 Traffic Generation Testing 2 eee eee eee ee 261 External Interface Requirements 261 T BERD 950 User s Guide XIV m Table of Contents Option Specifications 0 cee eee eee ees 261 Setting up TNT Testing 0 00 05 262 Setting up Manual Testing 263 Setting up the Interface V
5. Clear Home and End Softkeys These softkeys appear when you need to edit a user programmable field such as Long User Pattern 1 Press EDIT softkey and a popup window and additional softkeys appear Clear Clears the field T BERD 950 User s Guide Large Graphical Display 30 m Chapter 3 Large Graphical Display Operation Home Places the cursor at the beginning of the string End Places the cursor at the end of the string 2 Pressthe 1 through 9 or 0 key on keypad to select a character set The assigned values for that key will appear in the popup window 3 Press the corresponding number for the character you want to place into the user data information Press 0 to add spaces if needed 4 Repeat steps 2 and 3 until your loop code label is complete 5 Press SCROLL when finished to move to the next selection line Large Graphical Display The four views available on the Large Graphical Display provide easy access to TNT and manual test setups test configurations results and mainframe configurations Home View T BERD 950 User s Guide The Home view see Figure 8 allows you to select the interface task and test you want to perform The display is divided into four areas title bar selection area prompting area and softkey descriptions The following paragraphs describe the function of each area of the Home view Title Bar The top line of the display called the title bar see
6. After a call is connected the B channel s destination either the BERT engine or speaker and microphone for that call can be changed without disconnecting the call The ISDN BRI option can loopback the B1 B2 or B1 and B2 channel Option Description Chapter 9 ISDN BRI Option m 223 Manual and EOC Loopbacks Depending on your mode of operation the T BERD 950 can be looped back manually or via Embedded Operations Channel EOC messages These loopbacks are logical in that they loop the selected bandwidth See Table 66 for information on the different types of loopbacks available in each BRI mode In LT mode you configure the type of loopback and press the Loop Up key to loop up the far end The ISDN BRI option then transmits an EOC loopback request to the NT device Press the Loop Down key to deactivate these loopbacks In NT1 mode EOC automated loopback requests are enabled from the user interface A status message appears on the Results I and II Display that announces an active loopback Any manual loopbacks are configured from the user interface Table 66 ISDN BRI Loopbacks Cu BRI Mode Loopback Type Loopbacks Available LT Sends EOC loopback requests Bl B2 B1 and B2 2B D to the NT NTI Either manual or responds to B1 B2 B1 and B2 2B D EOC loopback requests NTI TE Manual loopbacks B1 B2 B1 and B2 External Interface Requirements The ISDN BRI option provides two RJ 45 8 pin modular jacks The RJ connectors s
7. Rear Panel 18 m Chapter 2 Instrument Setup and Description Table 4 Right Side Panel Controls and Connectors Continued C No Control Indicator Description 4 Interface Module Release Releases an interface module for Button or Lever removal To release the installed inter face module press the button or pull the lever 5 AC Line Fuses Contains two 250Volt 1 Amp Slo Blo fuses LittleFuse p n 218 001 6 Power Switch Powers the T BERD 950 On or Off I or O Rear Panel The rear panel of the T BERD 950 mainframe is shown in Figure 6 As shown in Figure 6 access to the rechargeable batteries is through the battery compartment door The tilt stand can be adjusted to stand the T BERD 950 at an angle for easier viewing of the display screens T BERD 950 User s Guide Battery Operation Chapter 2 Instrument Setup and Description u 19 Tilt Stand Battery Compartment Door Lia Figure 6 Rear Panel View Battery Operation The T BERD 950 uses battery power when AC power is not available It does so by automatically switching over to battery power when AC power is lost The rechargeable batteries provide between 2 and 4 hours of operating time Depending on the tests performed and the configuration the operating time can vary Charging Batteries The batteries are charged whenever the T BERD 950 is connected to AC power When Off the charging time is approximately 3 hours When the T BERD 950 is powered
8. Select the appropriate Tx Timing default is RECOVERED In this testing scenario set one test set to RECOVERED and the other to INTERNAL A loopcode selection is not required because this is an end to end test and you are not looping components Set Auto Respond to OFF Select the appropriate Line LBO if required Use the keypad to enter the Idle Byte value default is 11111111 Select ON as the Yellow Alarm to transmit a yellow alarm Select DS1 Idle Tx to ON to transmit a DS1 idle code Press SETUP again to access the Manual Setup Test Type view Select the appropriate Bert Pattern Select the appropriate Error Insert Type default is LOGIC Select the appropriate Error Insert Rate Connect to the Circuit If you are performing a straightaway BER test at the customer premises you will most likely be accessing the circuit at the 66 block NIU or DSX 1 patch panel Using the Manual to Setup Configurations Chapter 5 T1 Task Navigated Testing TNT u 59 Verify you have a T1 Signal Frame Sync and Pattern Sync the SIGNAL FRAME SYNC and PATTERN SYNC LEDs illuminate green and exchange errors with your test partner to validate your connection 23 Press RESTART to begin a new test 24 Press RESULTS to show the Results Test Type Category view 25 Press RESULTS to cycle through the all seven result category views and check the results for which you are concerned i e BPVs bit errors CRC errors simplex curre
9. Counts the short frames detected by the SCA Serial Communications Adapter the frame length is between 24 and 31 bits Counts the aborted frames detected only available on the Two Line Display when Show Results For is set to LINK always available on the Large Graphical Display Results view Displays percent of errored Frame Relay frames detected calculated as FCS errored frames short frames aborted frames Physical frame count Counts the total number of valid Frame Relay frames detected Counts Frame Relay frames received per second since the start of the test Calculates the average frame size as an integer Frame Relay frame octets Frame Relay frame count Counts the Frame Relay frames that exceed the user specified length in octets Counts the frames with the FECN Forward Explicit Congestion Notification bit set Displays percent of frames with the FECN bit set Counts the frames with the BECN Backward Explicit Congestion Notification bit set Displays percent of frames with the BECN bit set T BERD 950 User s Manual Test Results 150 m Chapter 9 Frame Relay Option Table 41 Frame Relay Test Type Results Continued Result Name Description DE Frames B Counts the frames with the DE Discard Eligibility bit set DE Frames B Displays percentage of frames with the DE bit set Lost Frm F Counts TTC test frames that appear to have been lost by the Lost Frames network ba
10. DP 0 through 9 DTMF 0 through 9 A B C D 4 MF 0 through 9 KP ST STP ST2P ST3P Table 59 Supervision Event Symbols for User Defined Signalin g Supervision Event Supervision Event Symbol Originating On Hook O Originating Off Hook H Originating Ring R Ground on Ring G Originating Pause P Terminating On Hook o Terminating Off Hook h Terminating Wink w Terminating Delay Dial d Terminating Dial Tone t For Ground Start Trunk selections the Off Hook sequence is automatically initiated T BERD 950 User s Manual Option Specifications Option Description Chapter 9 Signaling Option m 191 The Signaling option signaling element specifications are provided in Table 60 Table 60 Signaling Option Specificatio n s CA Item Specification Transmit Signaling Element Tone Digit Duration Tone Digit Inter digit Time Pulse Digit Pulse Per Second Pulse Digit Break Pulse Digit Inter digit Time Consecutive Originating Event Delay Consecutive Terminating Event Delay Tone Digit Level Wink Delay Wink Duration Delay Dial Delay Delay Dial Duration Origination Off Hook Receive Signaling Element Wink Delay Wink Duration Delay Dial Delay Delay Dial Duration Off Hook Delay Off Hook Duration Pulse Digit Pulse Per Second Pulse Digit Break Pulse Digit Inter digit Time Tone Digit Frequency Tone Digit Level MF Twist DTMF Twist Low Freq relative to High Freq
11. Framing AUTO Payload Nx56 Channels Edit Screen Line Coding B8ZS Bert Pattern QRSS Framing ESF Payload Nx56 Channels Edit Screen Line Coding B8ZS Insert Side LINE TX Bert Pattern QRSS Insert Payload OFF User is prompted to turn this ON TNT Results BPVs Bit Errors Pat Slips Frm Errors Errored Sec CRC Errors Rev Freq Hz R Lvl dBdsx BPVs Bit Errors Pat Slips Frm Errors Errored Sec CRC Errors Rev Freq Hz R Lvl dBdsx BPVs Bit Errors Pat Slips Frm Errors Errored Sec CRC Errors Rev Freq Hz R Lvl dBdsx Comparing Manual Setup to TNT Chapter 5 T1 Task Navigated Testing TNT 53 Table 10 Fractional TI BERT Turnup Task Continued CE Test TNT Setup Items TNT Results STRAIGHTAWAY NIU Framing AUTO BPVs Out of Service Payload Nx56 Bit Errors Channels Edit Screen Pat Slips In this scenario the T BERD 950 is being used at the Line Coding B8ZS Frm Errors customer premises NIU access while anothertestset Bert Pattern QRSS Errored Sec is located at the far end typically the CO at a DSX Loopcode CSU CRC Errors patch panel Testing and analysis is performed in both Tx Timing RECOVERED Rcv Freq Hz directions This test is performed as an out of service R Lvl dBdsx BER test in TERMINATE mode and provides a better method to sectionalize and verify a trouble during a turnup than loopback testing Performing T1 Monitor Tests The purpose of T1 Mon
12. Option Description The Frame Relay option in conjunction with the Protocol Services Board option enables the T BERD 950 Communications Analyzer to transmit and receive frame relay packets via the T1 interfaces LINE or EQUIPMENT the Optional DDS LL or Datacom interfaces The Frame Relay option enables generation of frame relay packets with various traffic scenarios The scenarios include varying the frame size and link utilization throughput and the ability to send data in a random or bursty manner In addition the Frame Relay option enables the collection of basic protocol statistics concerning the frame relay circuit under test Test results are collected on one specific Data Link Connection Identifier DLCI and on the aggregate frames for all DLCIs Operating Modes T BERD 950 User s Manual The Frame Relay option operates in one of two modes either Terminate mode D amp I mode is also available for T1 interface or Monitor mode The following paragraphs discuss each mode in detail Terminate Mode In Terminate mode the option utilizes one receiver transmitter pair The option transmits receives frame relay packets at rates up to 1 544 Mbps The analyzer can emulate the following types of link management CPE only LMI Rev 1 or T1 617 Annex D In addition the analyzer can transmit TTC test frames see Figure 25 on page 133 to test provisioned circuits in a loopback configuration or in conjunction with another T BERD 950
13. Setting Up the Home View on page 62 The following additional menu choices are available on the Setup Interface view see Figure 17 when VOICE is the test type selected Title Bar 1 2 Interface T1 VOICE 2 TERMINATE AUTO ak B8ZS TERM Selection i TERM Area ir LINE RECOVERED 0 db 11111111 2 OFF Eire o Prompting Select Mode Area FUNC s ES ade ER E RES Lia Figure 17 Voice Interface Setup View Channel Format SF framing only Enables selection of the desired channel format D1D D2 or D3 D4 default is D3 D4 Channel Enables selection of the DSO channel 1 to 24 may be selected to be used for voice testing default is 1 Use the INCREASE VALUE or DECREASE VALUE softkeys to set the channel Bit A VOICE testing only Enables setting signaling bit A to 0 or 1 default is 0 T BERD 950 User s Guide Setting Up Manual T1 Test 80 m Chapter 6 T1 Manual Test Setup Bit B VOICE testing only Enables setting signaling bit B to 0 or 1 default is 1 Bit C VOICE testing only ESF framing only Enables setting signaling bit C to 0 or 1 default is 1 Bit D VOICE testing only ESF framing only Enables setting signaling bit D to 0 or 1 default is 1 Setting Up the T1 Test Type View The T1 Test Type view is used to configure the BER Test to be performed The SCROLL and PAGE keys are used to control this selection area Press the SETUP view key fo
14. Title Bar _ f voae TERMINATE Framing AUTO Payload FULL Line Coding B8ZS Line Rx In TERM Equip Rx In TERM Tx Timing INTERNAL Loopcode CSU Auto Respond Line LBO lt Yellow Alarm Selection Area gt 4 Prompting FUNC Select Mode Area Pe De e e Figure 9 Interface Setup View Title Bar The title bar see Figure 9 indicates the interface in use and the test type to be performed Press SETUP to toggle between TNT Interface and Test Type configurations The active view is also indicated by the illuminated LED above the Large Graphical Display T BERD 950 User s Guide Large Graphical Display Chapter 3 Large Graphical Display Operation E 33 Selection Area The selection area enables you to control all of the analyzer configuration selections see Figure 9 Use the SCROLL and PAGE keys to navigate the selection area and make the required change AN The change takes effect after one second after exiting the Y active selection line or changing the active display screen Prompting Area The prompting area prompts you to perform a specific action based on the current softkey group see Figure 9 The PGUP and PGDN indicators appear in this area of the display when the view has more than one page of parameters Press the PAGE keys to view additional results Softkeys Softkeys show the available choices of each selection line to configure your test Figure 9
15. You can place a call in two ways Manually or Program Dial Manually overlap dialing Use a called party number from the keypad The digits are outpulsed as they are entered on the keypad Program Dial Program 1 5 for Call 1 and program 6 10 for Call 2 To place a call in manual dial mode press the DIAL softkey for that call and then enter the called party s number using the keypad Manual dialing mode continues until the call progresses or fails T BERD 950 User s Manual Setting Up Manual ISDN Test 244 m Chapter 9 ISDN BRI Option To place a call in program dial mode choose from five possible program or memory dial numbers then press the DIAL softkey for that call In general the call emulation feature must simulate a normal call setup exchange If the call setup exchange fails extensive error reporting in the form of a call fail report is generated The T BERD 950 is capable of transmitting DTMF tones if a call progresses or connects The microphone disables briefly while the DTMF tones are transmitted This feature allows you to enter digits such as phone extensions in response to an automated attendant Answering a Call When an incoming call is detected the T BERD 950 a popup window appears on the current view display This window gives you three choices answer the call ignore the call and disconnect the call Whatever action you choose causes one of several results Those actions and results ar
16. using C Message weighting of the C Filter Signal to power of the test tone signal to the power of the background Noise Ratio noise on the channel under test accuracy is 1 dB from 0 to 45 dB For this measurement a 1004 Hz tone is transmitted or OxFE is inserted in the channel under test Result available in MONITOR operating mode and HOLDING TONE and QUIET test modes C Msg dBrnC Measures using C Message weighting the noise on an idle C Message Noise channel or circuit a channel or circuit with a termination at one end and no holding tone at the transmitting end expressed in dBrnC Measurement range is 22 to 90 dBrnC with 1 dBrnC resolution Result available in MONITOR operating mode and QUIET test modes C Nch dBrnC Measures using C Message weighting and a 1010 Hz notch C Notch Noise filter the noise power on a channel with a holding tone at the transmitted end expressed in dBrnC Measurement range is 22 to 90 dBrnC with 1 dBrnC resolution Result available in MONITOR operating mode and HOLDING TONE test mode D Fil S N Calculates ratio in dB using D Message weighting of the D Filter Signal to power of the test tone signal to the power of the background Noise Ratio noise on the channel under test accuracy is 1 dB from 0 to 45 dB For this measurement a 1004 Hz tone is transmitted or OxFE is inserted in the channel under test Result available in HOLDING TONE test modes T BERD 950 User s Manual Test R
17. 0000 eee 70 T BERD 950 User s Guide Vlll m Table of Contents Using HDSL and Repeater Commands Softkeys 75 Editing User Programmable Fields 77 Setting Up a Voice Test cee eee eee eee 79 Setting Up the T1 Test Type View 0 80 T1 BERT Patterns 2 cece eee ee eee 81 Editing the User Pattern n Field 87 Chapter 7 T1 Test Results ussuuuuun 89 Test Results Display 02sec eee eee 90 ECDs oi oto eren Qe net Vite s 90 RESULTS and Il Display Controls and Indicators 9 Equipment Receiver Results Controls and Indicators 91 TT Test Results us spe EIE EE SURE aa as 92 Summary Category suse 92 Alarm Status LEDs 0 cece cee eee eee 93 Interface Category Results 2 0 0 2 0c ee eee 94 Test Type Category 0 eee eee eee ee 97 Signal Category Results 0 cece eee eee 98 Time Category Results 2 0 0 0 eee eee 100 Performance Category Results 101 Alarm Category Results 2 cece eee ee eee 103 Chapter 8 Printer Operation 105 Printer Configuration lt 1 45 05 eee save yey eeu 106 Printing oer Bare eet DUE ate 106 Manual Print Screen 2 cece eee eee 106 Timed Print Screen esses 107 Non Volatile Storage of Prin
18. AUTO Selects auto detection of LMI messages and determines the type of LMI being used on the link T BERD 950 User s Manual Test Results 146 m Chapter 9 Frame Relay Option LMI REV 1 Selects the frame relay consortium LMI link management T1 617 D Selects ANSI T1 617 Annex D link management When LMI is set to AUTO LMI REV 1 or T1 617 D choices include Poll Time Sets the time interval for heartbeat polling of the frame relay network The interval can be set to any number from 5 up to 30 seconds default is 10 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Full Interval Sets the Full Status Poll interval measured in heartbeat poll cycles The polling interval can be set to occur every 1 to 10 Poll cycles default is 6 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Long Frame all operating modes Enables setting of the Long Frame threshold The threshold can be set between 0 and 9999 octets default is 4095 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Test Results T BERD 950 User s Manual Refer to Results View on page 33 for a detailed description of the Large Graphical Display Results view A typical Frame Relay Test Type results view is shown in Figure 28 on page 147 Test Results Chapter 9 Frame Relay Option m 147 Title Bar T1 FRA
19. Area Softkeys PREV NEXT MESSAGE MESSAGE Figure 49 ISDN BRI D Channel Display You can activate the D Channel Display by pressing the D Channel Display softkey After pressing the softkey the Large Graphical Display shows one message at a time Messages are captured in the order they are transmitted and or received The following softkeys allow you to navigate the messages as follows FIRST Shows first message LAST Shows last message PREVIOUS Shows previous message NEXT Shows next message The Print softkeys are listed below PRINT CURRENT Prints the current message T BERD 950 User s Manual Test Results 246 m Chapter 9 ISDN BRI Option 4 Vv PRINT TO LAST Prints all messages from the current to the last message PRINT ALL Prints messages from the first to the last message Press the CLEAR STORAGE softkey to clear all capture messages Press the EXIT softkey to exit the D Channel Display and return to the Home Setup Results or System view Status messages appear on the Two Line Display to indicate print activity and capture status A message flashes when the capture buffer is full indicating that frame capture is inactive You must clear the capture buffer by pressing the CLEAR STORAGE softkey to resume frame capture Capture storage will also be indicated as a percentage result full on the result views Capture storage is only maintained for the life
20. CRC Errors In this scenario the TB950 is one unit used to Line Coding B8ZS T1 Rcv Frq perform TIMS measurements along with another Drop to Speaker BOTH T1 Rev Lvl analog TIMS unit located on a 2 wire pair at the Test CVARIAIBILIE TONE customer premise The access at the customer Transmit Level 0 Use TEST TYPE Results premise is typically a punch down block Transmit Frequency 1004 for specific TIMS test Mode D amp I Insert Side LINE TX Insert Payload OFF User is instructed to turn this ON IF MODE TERMINATE Tx Timing T BERD 950 User s Manual Setting Up Manual PCM TIMS Test 208 a Chapter 9 PCM TIMS Option Setting Up Manual PCM TIMS Test This section provides descriptions of the test setup parameters for the Setup Interface view and the Test Type view as shown in Figure 37 for the PCM TIMS option p f Mode TERMINATE Framing ESF Channel a Line Coding B8ZS Selection sfeies Boe Tni TERM Area Tx Rx Pair Line Tx Timing RECOVERED Line LBO 0 db Idle Byte 11111111 Yellow Alarm OFF DS1 Idle Tx OFF Prompting FUNC Select Mode Area EE Micra Pb NR Figure 37 PCM TIMS Setup Interface View Setting Up the Interface View The Interface view configures the T1 interface see Setting Up the T1 Interface View on page 62 for further details Use the Scroll and Page keys to control this selection area When Test Type PCM TIMS is selected choices include When Fr
21. Comparing Manual Setup to TNT In TNT mode after you press SETUP the TNT setup view appears During Manual Setup after you press SETUP the Interface Setup view appears While in TNT mode the TNT Results view is initially shown after you press the Results view key In manual mode the Test Type Results view is shown when the Results view is initially pressed TNT Task Mode Setup and Results T BERD 950 User s Guide The TNT Setup view provides a condensed number of setup configurations for the chosen tests and tasks selected on the Home view This enables you to quickly configure the unit because there is a Comparing Manual Setup to TNT Chapter 5 T1 Task Navigated Testing TNT m 49 limited number of configurations The TNT Results view lists only the most common results to allow you to quickly verify or troubleshoot the circuit All Setup and Results views can be shown while in TNT mode by pressing the associated VIEWS control keys i e SETUP and RESULTS However TNT Setup and TNT Results view are only available in TNT mode Table 8 through Table 11 list the available setups and results for each TNT test Items in parenthesis are default settings and can be changed using the softkeys to select the appropriate settings for your test For descriptions of the test setup parameters see Setting Up Manual T1 Test on page 62 For descriptions of all results see T1 Test Results on page 92 Performing T1 BERT
22. Large Graphical Display Operation T BERD 950 User s Guide changed the Battery Performance Index BPI or Battery Capacity result is Invalid or the reported capacity of the batteries does not correlate to the actual operating time available The battery conditioning cycle can take as long as 12 hours if it is started with fully discharged batteries During the cycle the analyzer should be left On and not disturbed At the end of conditioning the BPI result is updated to reflect the total capacity of the batteries when fully charged This capacity will diminish over time as the batteries wear this is normal If the BPI is below 50 you should contact Acterna to obtain new batteries Alarm Category Controls whether a notification message appears on the Two Line Display when an alarm is detected ALERT ON UPDATES Alerts you to verify the alarm logged in the Alarm Result view DON T ALERT Disables the notification message but alarms are still logged Power Loss Detect Setting this function to Yes enables detection and incrementing of the Power Loss result on the Time view YES The Power Loss result increments each time the analyzer is powered on The Power Loss result is cleared when the RESTART key is pressed NO The Power Loss result is not shown Factory Defaults Used to clear the nonvolatile random access memory NOVRAM The choices are NO or YES YES Opens confirmation popup window T
23. Restarts the pre programmed sequence Stop Program N Where N is the number of the pre programmed sequence through 5 Stops the pre programmed sequence T BERD 950 User s Manual Test Results Chapter 9 Signaling Option m 201 Test Results Y Test results for the Signaling option are shown on the analyzer Two Line Display The Two Line Display and associated controls and indicators are located on the front panel above the keypad Refer to Test Results Display on page 90 for a detailed description of the Results Display Test results also appear on the Results view refer to Results View on page 33 Summary Category Results The Summary category automatically lists out of specification key results If all results are within specification for the LINE or EQUIPMENT receiver the message All Results OK appears on the appropriate side of the Two Line Display There are no Performance Category results for the Signaling Option For details on the Interface Signal and Time Category test results see TI Test Results on page 92 Test Type Category Results The Test Type category results are described in Table 63 T BERD 950 User s Manual Test Results 202 m Chapter 9 Signaling Option Table 63 Signaling Test Type Results CE Result Description Seq Displays the signaling supervision events and digits for the current call When a pre defined Call Termination or Call Origination se
24. T BERD 950 o To LT Network or Test U interface 2B1Q Connector a p Figure 42 ISDN BRI NTI Terminate Mode T BERD 950 User s Manual Option Description 222 m Chapter 9 ISDN BRI Option NT1 TE Mode The T BERD 950 can originate and terminate Circuit Switched Voice CSV Circuit Switched Data CSD 56K and 64K Unrestricted calls In addition to the circuit operations listed above the unit can originate and terminate D packet switched calls The NTI TE mode allows the unit to emulate a Network Termination NT1 and Terminal Equipment TE simultaneously This mode is used to place calls at the U interface The ISDN BRI option emulates Terminal Equipment TE at the U interface and is available with the ISDN test type In the NTI TE mode you can manually loopback the U interface Figure 43 shows ISDN calls placed and received using the D channel for either B channel T BERD 950 User s Manual T BERD 950 pe Network or Test U Interface bass 2B1Q ipid Equipment Connector re La Figure 43 ISDN BRI NTI TE in Terminate Mode Call generating capabilities include the ability to vary the type of service to connect You can generate either 56 kbps or 64 kbps calls Either call connects to the BERT engine or the push to talk interface based on the Bearer Destination Calls can be placed or received on either B channel and dropped to the BERT engine or speaker and microphone with DTMF dialing
25. T BERD 950 User s Manual Setting Up Manual PCM TIMS Test 210 a Chapter 9 PCM TIMS Option Title Bar J 2 2 Test Type T1 TIMS test HOLDING TONE Level 0 0 dBm Filter C MSG Impulse Threshold 67 dBrn Threshold Diff 4 dB Selection Area Prompting FUNC Select Mode Area Softkeys HoLDING VARIABLE QUIET 3 TONES TONE TONE Figure 38 PCM TIMS Setup Test Type View Test TERMINATE and D amp I modes only Enables selection of the test mode type used for PCM TIMS testing default is HOLDING TONE Choices include HOLDING TONE Selects Holding Tone as the test mode In this operating mode a holding tone 1004 Hz is inserted into the channel under test Choices include Level Sets the level of the transmitted tone selectable from 3 0 dB to 40 0 dB in 0 1dB increments default is 0 0 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the level Filter Selects filter used for the selected test default is C MSG Choices include C MSG D WEIGHT and 3 4K FLAT When Filter is set to C MSG choices include Impulse Threshold Sets the Impulse Noise threshold which is selectable from 30 dBrn to 90 dBrn default is 67 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the threshold Threshold Diff Sets the Impulse Noise Registers Difference The choices are 2 dB 4dB and 6 dB default is 4 Use the keypad or I
26. These softkeys appear as choices or as functions of the selected option Results View The Results view is used to display data for each of the Results categories i e TNT Summary Interface Test Type Signal Time and Performance In addition the Results view also lists the date and time the alarm occurred as well as where the alarm occurred i e the LINE Primary or EQUIPMENT Secondary side A sample Interface Results view is shown in Figure 10 T BERD 950 User s Guide Large Graphical Display 34 m Chapter 3 Large Graphical Display Operation In the event that one Results view is not sufficient to show all of the results for a given category the PGUP or PGDN indicator will appear on the right side of the prompting area Use the PAGE keys to scroll the results up and down AN If all results are within specification for the LINE Primary eo and EQUIPMENT Secondary receivers the message Al1 Y Results OK will appear on the Results view The display is divided into four areas title bar selection area prompting area and softkey descriptions The following paragraphs describe the function of each area of the Results view p T LINE 0 Seconds 0 Rate 0 Errors 0 Selection Er Rate 0 Area 4 Er Sec 0 Los Cnt 0 Los Sec 0 Errors 0 Err Sec 0 C Err Rate 0 Prompting Press HELP for Additional Area Result Information Softkey PRINT Descriptions SCREEN p
27. are located on the front panel above the keypad For a detailed description of the Two Line Display see Test Results Display on Test Results Chapter 9 10 BaseT Ethernet Option m 267 page 90 Test results are also shown on the Large Graphical Display Results view For a detailed description of the Large Graphical Display see Results View on page 33 A typical 10BaseT Results view is shown in Figure 57 3 7 Test Type 10BaseT IP Title Bar A Rx Frm Cnt Rx Octets Tx Octets Avg Frm Len P SrcAdr Selection Gateway Address Area Subnet Mask Rx IP Packt Tx IP Packt Rx Cksm Err Lost Pings w Tx Pings Echo Pings Prompting FUNC Press HELP for Additional Area Result Information Figure 57 10BaseT Results Test Type View Status and Alarm LEDs The 10BaseT Ethernet option uses the mainframe Status and Alarm LEDs Depending on the interface or option in use these LEDs have alternate meanings Table 81 describes the LEDs used for the 10BaseT Ethernet option T BERD 950 User s Manual Test Results 268 m Chapter 9 10 BaseT Ethernet Option Table 81 Status and Alarm LEDs C LED Description SIGNAL Illuminates green to indicate that the Ethernet Link is Description detected FRAME SYNC Illuminates green to indicate that the T BERD 950 is Receiver Status receiving a Ethernet data YELLOW ALARM Illuminates when an Ethernet Collision is detected Collis
28. 160 Setting Up Manual ISDN Test 161 Setting Up the Interface View 0 000 161 Setting Up the Test Type View 0 162 Using ISDN and Call Control Features 167 Placing a Call 00 eee eee eee 168 Answering a Call sse 169 Interpreting D Channel Display 170 Test RESUS seo peas pans SP at st nes 171 Summary Category Results 0005 172 Interface Category Results lsusssseeuuuse 172 T BERD 950 User s Guide Table of Contents a Xi Test Type Category Results 000 00 172 Sample Test Type Results 0 00 175 ISDN Q 931 Cause Codes ussue 176 Signaling Option usuuuuuuus 179 Option DescripllOn cuo reet er Er RO enn 180 Operating Modes 0 0 2 0 0 0 cece cee ee 180 Terminate Mode 0 0 cece eee eens 180 Drop amp Insert Mode 0 cece eee eee 180 Monitor Mode na croin arerin aaa eee ee eee 181 Signaling Sequence Types 0 00 c eee eee 181 Call Origination Signaling sess 181 Pre defined Signaling Sequences 182 Manual Dialing Signaling 000 182 Call Termination Signaling sese 182 Signaling Trunk TypeS 2 eee eee eee 183 Standard E amp M Signaling 183 Ground Start Signali
29. 236 Chapter 9 ISDN BRI Option Switch Enables entry of the switch type used on the ISDN link default is NATIONAL Choices include NATIONAL Selects National as the switch type AT amp T Selects theAT amp T 5ESS Custom as the switch type When AT amp T is the switch type the following parameter is available Line Type Select the line type if the Switch is the AT amp T 5ESS default is MULT PT Choices include PT PT Selects a point to point circuit or two point circuit MULTI PT Selects a multipoint circuit NT Selects the Northern Telecom DMS 100 Custom as the switch type When NT is the switch type the following parameter is available Type Selects the NT type default is DMS F Choices include DMS F DMS Functional DMS S DMS Stimulus Number Plan Enables the selection of the appropriate ISDN numbering plan for the desired circuit default is NATIONAL Numbering plan choices include UNKNOWN Unknown number in numbering plan INTERNATIONAL International number in ISDN numbering plan NATIONAL National number in the ISDN numbering plan NETWORK Network specific number in private numbering plan LOCAL Local directory number in ISDN numbering plan ABBREVIATED Abbreviated number in private numbering plan T BERD 950 User s Manual Setting Up Manual ISDN Test Chapter 9 ISDN BRI Option m 237 TEI Mode Terminal Equipme
30. 617 D TNT Results Frm Cnt Avg Util Avg Tput LMI Cnt LMI Errs LMI TMOS DLCIs Lost Frms Frm Cnt Avg Util Avg Tput LMI Cnt LMI Errs LMI TMOS DLCIs Lost Frms Lost Png Tx Png Echo Png Avg Png Dly Min Png Dly Max Png Dly Setting Up TNT Chapter 9 Frame Relay Option m 137 Performing T1 Interface DDS Frame Relay Turn up Table 38 lists the TNT setups for the T1 Interface DDS Frame Relay Turn up test For descriptions of the test setup parameters see Setting Up Manual Frame Relay Test on page 141 For descriptions of all results see Test Results on page 146 Table 38 TI Interface DDS Frame Relay CE Test LMI PVC CHECK DSX Access This is an In Service D amp I mode test This scenario assumes that the DDS physical layer has already been tested The test setis plugged into the circuit after the actual frame relay service has been turned on by the NOC This test requires connecting to the circuit and gathering results itis a one person test This is the recommended first step to testing a frame relay circuit CIR CHECK This scenario assumes that the DDS physical layer and a LMI PVC check have already been tested Now the test set is plugged into the circuit after the actual frame relay service that has been turned on by the NOC The TB950 is used to send receive frames with another test set located within the CO or with the NOC responsible for Packet Switched Services Note Testi
31. Back Query Power Loop Query Issues Query Loop Code 11000 0001 0010 1111 1111 11100 0010 0100 1111 1111 11000 1101 0011 1101 0011 1100 0101 0100 0001 1100 0111 010A AAAA 1001 0011 1001 0011 1101 0101 1101 0110 1101 0101 1101 0101 0101 1011 0101 1011 0101 0110 1011 0111 Appendix A Repeater Loop Codes m 287 Table 85 Teltrend Repeater Command Loop Codes Continued gt a Repeater Command Loop Code 7231 LP IOR Power Down 0110 0111 0110 0111 9132 LP IHR 7231 LW IOR Power Down 0101 0110 1111 1011 9132 LW IHR 7231 LP LW IOR Power Up Removes Power Down Code 9132 LP LW IHR 7231 LP LW IOR Sequential Loop Back 1100 0111 1101 0010 7239 LP LW ILR 9132 LP LW IHR a Replace the A in the loop code with the repeater address Westell Repeater Command Loop Codes are listed in Table 86 Table 86 Westell Repeater Command Loop Codes C Repeater Command Loop Code 3130 80 IOR Arm Inband 11000 3150 80 ILR 3150 81 ILR Arm ESF Datalink 1111 0100 1000 3150 56 ILR 3151 56 ILR 3130 56 IOR 3130 80 IOR Disarm Inband 11100 3150 80 ILR 3150 81 ILR Disarm ESF Datalink 1111 1111 0010 0100 3150 56 ILR 3151 56 ILR 3130 56 IOR 3130 80 IOR Loop Up 1100 0A4AA AAAA AAAA 8 3150 80 ILR Loop Up 1100 IAAA AAAA AAAA 3150 81 ILR T BERD 950 User s Guide 288 m Appendix A Repeater Loop Codes Table 86 Westell Repeater Command Loop Codes Continued Cu Repeater 3150 56 ILR 3
32. Bar s fen Bert Pattern NATIONAL Numbering Plan NATIONAL T1 Lines SINGLE Line Intf d Line D Chan Selection Area A Bearer Destination SPEAKER E Channel Select ANY CHANNEL Call Mode PROGRAM 1 Prompting FUNC Select Bert Pattern Area p Figure 31 ISDN PRI Setup Test Type View T BERD 950 User s Manual Setting Up Manual ISDN Test Chapter 9 ISDN PRI Option m 163 Bert Pattern Selects the appropriate BERT pattern Setting Up the T1 Test Type View on page 80 Switch Enables entry of the switch type used on the ISDN link default is NATIONAL Choices include AT amp T Selects theAT amp T 5ESS custom as the switch type NT Selects the NT DMS 100 custom as the switch type NATIONAL Selects the National ISDN 2 NI 2 as the switch type Numbering Plan Enables selection of the appropriate ISDN numbering plan for the desired circuit The six numbering plan choices include UNKNOWN Unknown number in numbering plan INTERNATIONAL International number in ISDN numbering plan NATIONAL National number in the ISDN numbering plan NETWORK Network specific number in private numbering plan LOCAL Local directory number in ISDN numbering plan ABBREVIATED Abbreviated number in private numbering plan T1 Lines TERMINATE mode only Specifies the number of T1 interfaces to be tested default is SINGLE The choice is SINGLE Sp
33. Bits RECEIVE On Hook A 1 B X C 1D X No Tip Ground Off Hook A 0 B 1 C 0 D 1 Tip Ground Ringing A X B 0 C X D 0 Ground Start FXO Signaling The Ground Start FXO signaling is described in Table 51 Table 51 Ground Start FXO Signaling C Direction Trunk Status Signaling Bits On Hook A 1 B 1 C 1 D 1 No Ground on Tip TRANSMIT Off Hook A 0 B 1 C 0 D 1 Ground on Tip Ringing A 0 B 0 C X D 0 On Hook A 0 B 1 C 0 D 1 Loop Idle RECEIVE Ground A 0 B 0 C 0 D 0 Ground on Ring Off Hook A 1 B 1 C 1 D 1 Loop closed Ground Start SLC Station Signaling Ground Start SLC Station signaling is described in Table 52 T BERD 950 User s Manual Option Description 186 m Chapter 9 Signaling Option Table 52 Ground Start SLC Station Signaling CE Direction Trunk Status Signaling Bits On Hook A 0 B 0 TRANSMIT Ground A 0 B 1 Ground on Ring Off Hook A 1 B 0 Loop closed after the far end FXO sends B 0 Ground on Tip On Hook A 0 B 0 No Tip Ground RECEIVE Off Hook A 0 B 0 1 Tip Ground Ringing A 1 B 1 0 Ground Start SLC Office Signaling Ground Start SLC Office signaling is described in Table 53 Table 53 Ground Start SLC Office Signaling C Direction Trunk Status Signaling Bits On Hook A 0 B 0 No Ground on Tip TRANSMIT Off Hook A 0 B 0 1 Ringing A 1 B 1 0 On Hook A 0 B 0 Loop Idle RECEIVE Ground A 0 B 1 Ground on Ring Off Hook Az B 1 Loop closed T BERD 950 User s Manual Option Description Chapter 9
34. Call Type VOICE Call Mode MANUAL DIAL Calling Number Directory Number Placing and Receiving Packet Calls Results Summary CRC Errs Sealing Cur Frm Cnts Err Frms Assigned TEI SPID STAT Layer2 Stat Call Status Reports Call Failure Reports Table 71 lists the TNT test setups for placing and receiving various types of packet calls For descriptions of the test setup parameters see Setting Up ISDN Packet and Advanced Test Type View on page 240 For descriptions of all results see Test Results on page 246 The objective of these tests is to verify service parameters by placing a receiving data packet calls over the Dchannel and then performing analysis on the received FOX message In addition physical layer results such as BPVs CRC errors and frame counts can be gathered Layer 3 D Channel Decodes can also be viewed T BERD 950 User s Manual Table 71 ISDN BRI Packet Calls C Test 0B D Call NT1 TE emulation In this scenario the T BERD 950 is used to place and receive data packets calls to either a known TE packet device or to an ISDN test line such as the TPI 560P Setting Up TNT Chapter 9 ISDN BRI Option m 229 TNT Setup Bert Pattern 2047 Switch NATIONAL Numbering Plan NATIONAL SWITCH NT Type DMS F SWITCH AT amp T Line Type Multi Pt SPID Mode USER SPID 80055512120101 PACKET CALL LCN 1 Packet Echo OFF Called Number Calling N
35. DDS LL Option m 125 Error Insert Type TERMINATE mode only Enables selection of the type of error to be inserted in the data stream when the ERROR INSERT key is pressed default is LOGIC Choices include LOGIC Enables insertion of bit logic errors Single errors or an error rate can be selected BPV Enables insertion of bipolar violation errors Single errors or an error rate can be selected L amp BPV Enables insertion of logic and bipolar violation errors Single errors or an error rate can be selected The logic and BPV errors are generated independently and are not guaranteed to coincide e g the logic and BPV errors may not be generated on the same bit In addition the amount of errors inserted is determined by the use of the front panel ERROR INSERT key Press the ERROR INSERT key once to insert a single error Press and hold the ERROR INSERT key for approximately two 2 seconds to insert errors at a rate of 1x10 3 Press the ERROR INSERT key again to cancel the rate FRAME Enables insertion of a single frame error Secondary Channel must be set to ON Test Results Test results for the DDS LL option appear on the analyzer Two Line Display The Two Line Display and associated controls and indicators are located on the front panel above the keypad See Test Results Display on page 90 for a detailed description of the Two Line Display Test results are also shown on the Large Graphical Displa
36. Destination Selects the initial destination of the connected call default is SPEAKER Choices include SPEAKER The call is initially connected to speaker microphone for voice conversation BERT The call is initially configured for BER testing After the call is connected use the Dynamic Payload softkeys to change the Bearer Destination such as BERT or a speaker See Using ISDN and Call Control Features on page 167 Channel Select Enables the user to specify a preferred channel to be used by the switch default is ANY CHAN Choices include ANY CHANNEL When selected the channel is assigned by the switch SPECIFIC Enables you to specify the preferred channel to be used by the switch Depending on the settings you choose for Call Type and Channel Select the following choice may appear T BERD 950 User s Manual Setting Up Manual ISDN Test 166 Chapter 9 ISDN PRI Option Channel Selects the channel to be used any number between 1 and 24 can be entered default is 1 Use either the keypad or the INCREASE VALUE or DECREASE VALUE softkeys to enter the value AN If the channel provided by the switch is different from the eo channel requested the analyzer reconfigures to use the v channel provided by the switch When Channel Select is set to SPECIFIC the following choice appears Channel Selects the channel to be used any number between 1 and 24 can be entered default is 1 Use
37. Display Operation Selection Area Prompting Area T BERD 950 User s Guide Date Time c HH MM SS Timed Test Type Microphone Display Backlight System Information Condition Battery Alarm Category Power Loss Detect Factory Defaults Printer Info Reverse Display 01 01 99 00 06 14 CONTINUOUS PUSH TO TALK ON Softkeys NO No YES NO HIDE YES Figure 11 System View Title Bar Select Date The title bar shows the current usage for the System view Auxiliary Selection Area The selection area is used to configure System functions Use the SCROLL keys to select the active selection line Softkeys become available to choose the appropriate configuration Data entry fields are edited using the keypad The following paragraphs provide a description of each System parameter the choices available and how to select or edit the parameter Use the available softkeys in combination with the keypad to edit these parameters Date Displays the date in MM DD YY Month Day Year format Time Displays the time in HH MM SS Hours Minutes Seconds format Large Graphical Display Chapter 3 Large Graphical Display Operation u 37 Timed Test Type Selects the type of test to be run The choices are TIMED or CONTINUOUS If TIMED is selected the following selection line will appear and must be configured Length Used to enter the amount of time in HHH
38. Enables selection of the T1 interface that data is inserted on default is LINE Tx Choices include LINE Tx or EQUIPMENT Tx Selects the T1 LINE or EQUIPMENT transmitter T BERD 950 User s Guide Setting Up Manual T1 Test 66 m Chapter 6 T1 Manual Test Setup Insert Payload D amp I operating mode only Turns payload insertion on or off default is OFF Whenever any of the following parameters are changed AN Insert Payload is reset to OFF Mode Framing Line Coding Line oe Rx In Equip Rx In Payload Insert Side Line LBO Equip LBO Y Channels Tx Timing and Test Type In addition each time D amp I mode is selected Insert Payload is reset to OFF T BERD 950 User s Guide Tx Rx Pair TERMINATE operating mode only Enables selection of the receiver and transmitter pair default is LINE Choices include LINE or EQUIPMENT Selects the LINE or EQUIPMENT receiver and transmitter pair Tx Timing TERMINATE operating mode only Enables selection of the signal timing source for each of the T1 transmit channels LINE and EQUIPMENT default is RECOVERED Choices include RECOVERED Selects the receiver channel clock as the timing source for the transmitter Timing is derived from the incoming Rx signal INTERNAL Selects the internal crystal oscillator as the timing source for the transmitter Setting DDS Loop Codes Loop Code Type DDS payload only Enables the selection of either latching
39. Host Control Protocol DHCP network implementations In this case the T BERD 950 is assigned an IP address by the DHCP server PING Testing The 10BaseT option provides the ability to verify network connectivity by transmitting and responding to Internet Control Message Protocol ICMP Echo requests PING between the customer premises and other points within the network such as a server or router located at the CO POP or NOC PING testing verifies that connectivity has been established and provides a basic measure of expected network performance PING testing allows you to isolate faulty or misoptioned equipment and identify network congestion problems T BERD 950 User s Manual Option Description Chapter 9 10 BaseT Ethernet Option m 261 Traffic Generation Testing The 10BaseT option allows you to transmit and receive traffic between the customer premises and another logical point using the network to check service performance against the expected rate Traffic Generation testing verifies service performance using measurements such as throughput Traffic Generation testing can also isolate between LAN and network WAN trouble LAN problems such as improper Ethernet wiring improper addressing schemes over utilization or excessive collisions are in many cases wrongly associated with WAN service External Interface Requirements The 10BaseT Ethernet module provides an RJ 45 8 pin connection Option Specifications T
40. Interface Results View 34 Figure 11 System View 36 Figure 12 e Home View 55 Figure 13 TNT Setup View 56 Figure 14 TNT Results View 57 Figure 15 Home View 62 Figure 16 T1 Setup Interface View 63 Figure 17 Voice Interface Setup View 79 Figure 18 T1 Test Type View 80 Figure 19 Two Line Display Area 90 Figure 20 T BERD 950 Print Screen 107 Figure 21 DDS LL TNT Setup View 117 Figure 22 DDS LL Setup Interface View 120 Figure 23 DDS LL Setup Test Type View 124 Figure 24 e DDS LL Results Test Type View 126 Figure 25 e TTC Test Frame Format 133 T BERD 950 User s Guide xvi m Figures Figure 26 Frame Relay Setup Interface View Figure 27 e Frame Relay Setup Test Type View Figure 28 Frame Relay Test Type Results Figure 29 ISDN PRI TNT Setup View Figure 30 ISDN PRI Setup Interface View Figure 31 ISDN PRI Setup Test Type View Figure 32 ISDN PRI D Channel Display Figure 33 e ISDN PRI D channel Backup Results Figure 34 ISDN PRI Call Status Results Figure 35 Signaling Setup Interface View Figure 36 Signaling Setup Test Type View Figure 37 PCM TIMS Setup Interface View Figure 38 PCM TIMS Setup Test Type View Figure 39 e PCM TIMS Test Type Results View Figure 40 ISDN BRI S T and U Reference Points Figure 41 ISDN BRI LT Terminate Mode Figure 42 ISDN BRI NT1 Terminate Mode Figure 43 e ISDN BRI NT1 TE in Terminate Mode Figure 44 ISDN BRI TNT Setup View Figure 45 ISDN BRI BER
41. MM Hours Minutes format that a timed test is to run A time of Zero 0 causes continuous testing AN When CONTINUOUS is selected the test runs continuously VA until the RESTART key is pressed or the analyzer is powered off Microphone Displays the default microphone operating mode PUSH TO TALK Display Backlight Used to vary the length of time the display backlight remains on Turning off the backlight will extend operating time when operating on battery power The choices include the following AUTO 5 MIN Turns the backlight on for 5 minutes when a front panel key is pressed If no front panel key is pressed for a period of 5 minutes the backlight is turned off ON Turns the backlight on OFF Turns the backlight off System Information Used to show system option and version information The following softkeys are will appear when System Information is selected SOFTWARE VERSIONS Displays the versions of all software on the system PCMCIA card INSTALLED OPTIONS Displays the hardware and software options currently installed UPGRADE CARD INFO Displays the uninstalled options available on a system PCMCIA card Condition Battery Used to reset the internal fuel gauge maximum capacity to the actual available capacity of the batteries when fully charged This function should be used whenever the batteries are T BERD 950 User s Guide Large Graphical Display 38 m Chapter 3
42. Measures the frequency of the 404 Hz test tone Result 404 Hz Frequency available in 3 TONES test mode 1004Hz Lvl Measures the level of the 1004 Hz test tone Result available 1004 Hz Level in 3 TONES test mode 1004Hz Freq Measures the frequency of the 1004 Hz test tone Result 1004 Hz Frequency available in 3 TONES test mode 2804Hz Lvl Measures the level of the 2804 Hz test tone Result available 2804 Hz Level in 3 TONES test mode 2804Hz Freq 2804 Hz Frequency T BERD 950 User s Manual Measures the frequency of the 2804 Hz test tone Result available in 3 TONES test mode ISDN BHI Option his section provides step by step instructions for using the Basic Rate Interface BRI ISDN option for the T BERD 950 and discusses the following topics Option Description TNT Setups Manual Test Setups Test Results T BERD 950 User s Manual Option Description 218 w Chapter 9 ISDN BRI Option Option Description T BERD 950 User s Manual The ISDN BRI option in conjunction with the Protocol Services Board option enables the T BERD 950 Communications Analyzer to perform the following m BER testing W Protocol analysis D channel analysis W Voice and data call placement and receipt m X 25 D channel packet calls The ISDN BRI interface generates required frames for terminal initialization Layer 2 start up and basic call processing for the AT amp T 5ESS NT DMS 100 and National standards It gathers
43. Plan NATIONAL Selection Area Program 1 Calling Number Call Type S Program 6 8442525 Calling Number 5551212 FUNC Select Framing Prompting Area Figure 29 ISDN PRI TNT Setup View Performing T1 Interface ISDN PRI Turn up Table 44 lists the TNT test setup for performing T1 Interface ISDN PRI Turn up in PBX Emulation For descriptions of the test setup parameters see Setting Up Manual ISDN Test on page 161 For descriptions of all results see Test Results on page 171 T BERD 950 User s Manual Setting Up TNT Chapter 9 ISDN PRI Option m 159 The objective of these tests is to verify that a circuit can place and receive voice and data calls through the CO switch then perform a BER test if applicable This verifies that there are no problems associated with improper switch translations service configurations specific DSO errors or D channel signaling Table 44 ISDN PRI Turn up PBX Emulation C Test TNT Setup TNT Results SINGLE CALL 23B D Framing ESF BPVs Bert Pattern 2047 CRC Errors In this scenario the T BERD 950 is used to place Switch NATIONAL Frm Count and receive voice and data calls to either a known Numbering Plan NATIONAL Layer 2 Stat telephone number or to an ISDN test line such as the TPI 560P 00 0 CALL 1 2 Call Status Reports Call Type VOICE Call Mode Prog 1 6 Program 1 6 Calling Number NFAS DCBU 46B 2D Framin
44. Setting Up Manual PCM TIMS Test 208 Setting Up the Interface View 0000 208 Setting Up the Test Type View 005 209 Front Panel Keys 0c cece eee eee eee 212 Test Results t ert proe EP tad e Pob 212 Summary Category Results llssluussluuus 213 Test Type Category Results 000 00 213 ISDN BRI Option LLLtt uuuuusssssuee 217 Option DeseripllODs uci Soccer e ERE reu rud 218 UInterface iere cere ten eh ER Oe Re as EE 219 Interface Between NT and the Network 219 Operating Modes 0 cece eee eee eee eee 220 LT BERT Mode 0 00 cece cece e 220 NT1 BERT Mode 0 eee eee ee 221 NT1 TE Mode 0 cece cence 222 Manual and EOC Loopbacks 005 223 External Interface Requirements 223 Option Specifications 0 eee eee ees 224 T BERD 950 User s Guide Table of Contents m yiii Setting Up TNT Luu tuus 225 Performing Line Qualification Test 226 Placing and Receiving Circuit Calls 226 Placing and Receiving Packet Calls 228 Setting Up Manual BER Test 230 Setting Up the Interface View 00 08 231 Setting Up the Test Type View 0005 232 Setting Up Manual ISDN Test
45. T1 path are separated the input signal is terminated at the receive side and a totally independent signal is generated for the output Use this mode when the T BERD 950 terminates the line D amp I Selects Drop and Insert mode which enables the analyzer to insert data onto specific channels from the T1 line while leaving the other channels unaffected Typically used at a DSX 1 patch panel or similar T1 access point MONITOR Selects Monitor mode which enables the analyzer to measure signal parameters or monitor traffic from a resistor isolated DS1 monitor point or bridge on to the line Use this mode to analyze live traffic without disrupting the circuit You can monitor one or two circuits at a time BER testing cannot be performed in Monitor mode LLB Selects Line Loop Back mode which causes the analyzer to loopback the received signal to the transmitter without changing the signal Not available when VOICE is the selected test type T BERD 950 User s Guide Setting Up Manual T1 Test 64 m Chapter 6 T1 Manual Test Setup 4 Not all of the following selection lines are available in all Y operating modes Framing all operating modes Selects the framing format for the T1 signal default is ESF Choices include T BERD 950 User s Guide ESF Enables transmission and analysis of T1 signals with Extended SuperFrame ESF framing format SF Enables transmission and analysis of T1 signals with Su
46. TIMS 206 signaling 192 Traffic Generation Testing 261 Training technical 279 TTC Test Frame Format 133 Two Line Display Area 90 Typographical Conventions 2 U Interface 219 User Interface Configuration Requirements 108 User Defined Signaling digit type symbols 190 supervision event symbols 190 trunk type 189 T BERD 950 User s Guide 308 m index san M ons Variable Tone Test 205 Voice Testing 79 interface setup view 79 W Warranty Information 280 customer services 280 Westell Repeater Command Loop Codes 287 x XEL Line Repeater Command Loop Codes 289 T BERD 950 User s Guide
47. The test set remains in this Auto Pattern mode until a BERT pattern is selected Table 17 Table 17 AUTO Pattern Example gt a Received BERT Pattern AUTO Mode Selection QRSS 2047 grss 2047 e Press RESTART key to start the auto search process again T BERD 950 User s Guide AUTO R Automatic Restart Pattern Search The unit operates similarly to AUTO pattern however it automatically begins to search for pattern synchronization upon the loss of pattern sync Upon re sync the BERT results will be cleared and begin counting from zero Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup a 85 AN AUTO R should not be used when performing long term eo unattended testing The test set remains in this mode until a v BERT pattern is selected 63 fractional T1 only Selects the 26 1 Pseudorandom pattern which generates a maximum of 5 sequential Os and 6 sequential 1s Simulates live data for circuits less than 9 6 kbps 511 fractional T1 only Selects the 29 1 Pseudorandom pattern which generates a maximum of 8 sequential Os and 9 sequential 1s Simulates live data for circuits less than 9 6 kbps 511 QRS fractional T1 only Selects the 29 1 Pseudorandom pattern which generates a maximum of 7 sequential Os and 9 sequential 1s 2047 QRS fractional TI only Selects the 211 1 Pseudorandom pattern which generates a maximum of 7 sequential 0s and 11 sequential 1s DDS1 Se
48. Turn up in CSU Emulation The objective of a T1 BER test is to perform T1 qualification such as a QRSS BER test In the passive loopback mode you can view various test results while the test is running This provides a method of isolating the problem to a specific piece of equipment or section of the loop This is performed as an out of service test in TERMINATE mode Table 8 provides detailed test scenarios TNT setup items and test results T BERD 950 User s Guide Comparing Manual Setup to TNT Chapter 5 T1 Task Navigated Testing TNT 50 a Table 8 TI BERT Turn up CE Test TNT Setup Items TNT Results SEND LOOPBACK Framing AUTO BPVs NIU Access Line Coding ESF Bit Errors Tx Timing INTERNAL Pat Slips In this scenario the T BERD 950 is being used to Loopcode CSU Frm Errors generate a loopback code to a device located at either Bert Pattern QRSS Errored Sec the customer premise e g a CSU or within the CRC Errors network The unit sends an HDSL loop code to a Rcv Freq Hz doubler or HTU C or sends a loop code to an NIU or R Lvl dBdsx smart repeater The technician is typically in control of the test RECEIVE LOOPBACK Framing AUTO BPVs NIU Access Line Coding B8ZS Bit Errors Tx Timing RECOVERED Pat Slips In this scenario the T BERD 950 is being used as a Loopcode CSU Frm Errors loopback device Ideally you are waiting for a Bert Pattern AUTO Errored Sec loopback code e g a CSU loop
49. User s Guide Setting Up Manual T1 Test 76 n Chapter 6 T1 Manual Test Setup Loop Down Code n Enables setting the binary value of the loop down code default is 100 The left and right arrow keys on the keypad are used to select the individual bit to be set and the zero 0 or one 1 key on the keypad is used to set the bit value V 54 not available when DDS loop code type is ALTERNATING Selects inband loop code transmitted over a Fractional T1 bandwidth e In D amp I mode the only loop code responded to is V 54 DATALINK ESF framing only A communications connection used to transmit data These loop codes comply with the ANSI T1 403 95 specifications Datalink Type DL LLB Selects out of band ESF Data Link Line Loopback codes The loop codes include loop up 1111 1111 0111 0000 and loop down 1111 1111 0001 1100 the left most bit of each code string is transmitted first These loop codes are valid in Full T1 or Fractional T1 when ESF framing is selected DL PLB Selects out of band ESF Data Link Payload Loopback codes The loop codes include loop up 1111 1111 0010 1000 and loop down 1111 1111 0100 1100 the left most bit of each code string is transmitted first These loop codes are valid in Full T1 or Fractional T1 when ESF framing is selected DL NET Selects out of band ESF Data Link Network Loopback codes The loop codes include loop up 0000 0000 0100 1000 and loop down 0
50. and 20 sequential 1s Simulates live T1 traffic 2 23 1 Selects the 223 Pseudorandom pattern which generates a maximum of 22 sequential Os and 23 sequential 1s Simulates live data for DS3 and SONET circuits 2 20 1 Selects the 220 Pseudorandom pattern which generates a maximum of 19 sequential Os and 20 sequential 1s Simulates live data for DS2 circuits 2 15 1 Selects the 215 1 Pseudorandom pattern which generates a maximum of 14 sequential Os and 15 sequential 1s Simulates live data for 56 kbps to 2Mbps circuits 2 15 1 INV Selects the inverted 215 1 Pseudorandom pattern which generates a maximum of 15 sequential Os and 14 sequential 1s Provides the maximum number of zeroes allowed for framed non B8ZS testing T BERD 950 User s Guide Setting Up Manual T1 Test 82 m Chapter 6 T1 Manual Test Setup T BERD 950 User s Guide 2047 Selects the 211 1 Pseudorandom pattern which generates a maximum of 10 sequential Os and 11 sequential 1s Simulates live data for circuits 56 kbps and lower Used for DDS and ISDN T1 1 MIN MAX FULL T1 only Selects a fixed pattern that generates rapid changes in ones density Tests the repeaters ability to readjust to rapid changes in ones density T1 2 96 FULL T1 only Selects the 96 octet fixed stress pattern transmitted right to left Stresses repeater preamplifier and Automatic Line Build Out ALBO circuitry Detects marginal equipment
51. and Test Type views See v Setting Up Manual T1 Test on page 62 for Manual Setup instructions 3 Select STRAIGHTAWAY as the test 4 Press SETUP to access the TNT Setup view T BERD 950 User s Guide Test Configuration Examples 56 m Chapter 5 T1 Task Navigated Testing TNT Title Bar Selection Area Prompting Area f ing AUTO i i B8ZS INTERNAL CSU QRSS Select Framing Figure 13 TNT Setup View 5 8 Select the framing The default setting is AUTO framing which will detect the framing on the line Set the framing after the T BERD 950 has made a determination Select the appropriate line coding B8ZS is the default Select the appropriate transmit timing INTERNAL is the default Select the appropriate BERT pattern QRSS is the default If you need to change any pre set configurations press Y SETUP once to access the Manual Setup mode Interface view and again to access the Manual Setup mode Test Type view If you press SETUP a third time the display returns to the TNT Setup view 9 T BERD 950 User s Guide Connect to the Circuit If you are performing a straightaway BER test at the customer premises you will most likely be accessing the circuit at the 66 block NIU or DSX 1 patch panel Test Configuration Examples Chapter 5 T1 Task Navigated Testing TNT m 57 10 Verify you have a T1 Signal Frame Sync and Pattern Sy
52. and the PA EQUIPMENT Tx Rx pair towards the Customer Premise eo Equipment CPE This will provide proper information v when determining the direction of the traffic on the D channel If the hookup is backwards the direction of the traffic will be wrong You may activate the D channel Display Figure 32 on page 171 by pressing the D channel Display softkey After pressing the softkey the Large Graphical Display shows one message at a time Messages are captured in the order they are transmitted and or received The following softkeys allow you to navigate the messages as follows FIRST MESSAGE Shows first message LAST MESSAGE Shows last message PREVIOUS MESSAGE Shows previous message NEXT MESSAGE Shows next message The Print softkeys are as follows PRINT CURRENT Prints the current message PRINT TO LAST Prints all messages from the current to the last message PRINT ALL Prints messages from the first to the last message Press the CLEAR STORAGE softkey to clear all capture messages Press the EXIT softkey to exit the D channel Display and return to the Home Setup Results or System view T BERD 950 User s Manual Test Results Chapter 9 ISDN PRI Option m 771 Status messages are shown on the Two Line Display to indicate print activity and capture status A message flashes when the capture buffer is full indicating that frame capture is inactive You must clear the capture buffer by
53. attenuating the output with 7 5 dB of simulated cable loss 15 dB Provides 15 dB line build out attenuating the output with 15 dB of simulated cable loss 22 5 dB Provides 22 5 dB line build out attenuating the output with 22 5 dB of simulated cable loss Idle Byte TERMINATE and D amp I operating modes only Enables setting the binary value of the idle byte to be inserted on inactive channels default is 11111111 The left and right arrow keys on the keypad are used to select the individual bit to be set and the zero 0 or one 1 key on the keypad is used to set the bit value The idle byte is inserted in the opposite direction of the inserted payload in D amp I mode to block looped test patterns Yellow Alarm TERMINATE and D amp I operating modes only Enables selection of yellow alarm default is OFF Choices include Auto Automatically transmits yellow alarm upon Loss of Signal ON Turns on transmission of yellow alarm OFF Turns off transmission of yellow alarm Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup u 79 DS1 Idle Tx Enables selection of a DS1 idle code transmission default is OFF Choices include OFF Turns off transmission of the DS1 idle code ON Transmits a DS1 idle code Setting Up a Voice Test Voice testing enables you to communicate over a single DSO utilizing the built in microphone and speaker Begin with the Home view as described in
54. default is LOGIC Choices LOGIC Enables insertion of bit logic errors Single errors or an error rate can be selected by using the ERROR INSERT key BPV Enables insertion of bipolar violation errors Single errors or an error rate can be selected by using the ERROR INSERT key L amp BPV Enables insertion of logic and bipolar violation errors Single errors or an error rate can be selected by using the ERROR INSERT key d BPV errors are generated independently and AN The logic an eo are not guaranteed to coincide e g the logic and BPV v errors may not be generated on the same bit FRAME Enables insertion of frame errors One through 6 consecutive errors or Continuous can be selected Error Rate TERMINATE and D amp I operating modes only Enables selectio n of the error rate to be applied to the data stream that is inserted in the active channel when the ERROR INSERT key is pressed and held for approximately 2 seconds pressing the ERROR INSERT key a second time cancels error rate insertion Choices include 1x10 3 Inserts errors at a rate of 1x10 3 PA If signal loss occurs while inserting errors at a rate of 1x10 eo 3 frame sync and pattern sync can only be regained by v turning off ERROR INSERT or changing the error rate T BERD 950 User s Guide 1x10 6 Inserts errors at a rate of 1x10 6 Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup u 87 Editing the User Pa
55. either the keypad or the INCREASE VALUE or DECREASE VALUE softkeys to enter the value When Channel Select is set to SPECIFIC and T1 Lines is set to MULTIPLE or NFAS DCBU choices include Interface Selects which T1 interface the outgoing call is placed on Choices include LINE Selects the T1 LINE interface to place the outgoing call EQUIPMENT Selects the TI EQUIPMENT interface to place the outgoing call If the Call Type is set to HO and Channel Select is set to SPECIFIC the following parameter choice is available Channels Use to set the channel group default is 1 6 The channel group choices are 1 6 7 12 13 18 19 24 If the Call Type is set to VOICE 3 1K AUDIO 56K 64K UNRESTRICTED choices include Channel Selects the channel to be used any number between 1 and 24 can be entered default is 1 Use either the keypad or the INCREASE VALUE or DECREASE VALUE softkeys to enter the value If the Call Type is set to Nx56 or Nx64 and Channel Select is set to Specific choices include T BERD 950 User s Manual Setting Up Manual ISDN Test Chapter 9 ISDN PRI Option m 767 Channel Map Enables entry of the channel mapping default is Channel 1 and Channel 2 to be used for the originated call using the Edit softkey Press the Edit softkey to access the Edit Channel Map screen and the Select Deselect Clear All Abort Changes and Save amp Exit softkeys an When Call Type is Nx56 or N
56. for the character you want to place into the user data information Press 0 to add spaces if needed 5 Repeat steps 3 and 4 until your loop code label is complete 6 Press SCROLL when finished to move to the next selection line Line LBO TERMINATE with Tx Rx Pair LINE and D amp I operating modes only Enables emulation of four different cable losses for the T1 LINE output signal level default is 0 dB The selected cable loss affects the transmit data only at the connectors Choices include T BERD 950 User s Guide Setting Up Manual T1 Test 78 m Chapter 6 T1 Manual Test Setup T BERD 950 User s Guide 0 dB Sets the output Tx to the DSX level with no line build out 0 dB attenuation 7 5 dB Provides 7 5 dB line build out attenuating the output with 7 5 dB of simulated cable loss 15 dB Provides 15 dB line build out attenuating the output with 15 dB of simulated cable loss 22 5 dB Provides 22 5 dB line build out attenuating the output with 22 5 dB of simulated cable loss Equip LBO TERMINATE with Tx Rx Pair EQUIP and D amp I operating modes only Enables emulation of four different cable losses for the TI EQUIPMENT output signal level default is 0 dB The selected cable loss affects the transmit data only at the connectors Choices include 0 dB Sets the output Tx to the DSX level with no line build out 0 dB attenuation 7 5 dB Provides 7 5 dB line build out
57. key to scroll the list past the Call 1 and Call 2 setup areas TEI Same as circuit operation described on page 237 however it only applies to Packet operation LCN Logical Channel Number values are 1 to 15 default is 1 AN If the call is placed on an invalid LCN the X 25 call status eo result indicates that the call was placed on an invalid LCN Y See the Call Failure Report on Figure 53 on page 253 T BERD 950 User s Manual Setting Up Manual ISDN Test Chapter 9 ISDN BRI Option m 241 PACKET ECHO Choices include OFF and ON Takes data packet received and echoes sends it back to the sender CALLED NUMBER User programmed Directory Number DN CALLING NUMBER User programmed based on the switch requirements whether 10 or 7 digits CALL USER DATA OFF ON Select ON to edit the data string used to identify a specific user or call This makes the data unique A line appears that you can edit using the keypad which emulates a keyboard The 1 9 plus 0 keys are assigned the alpha characters marked on the keys plus other specific values that you can select when editing the field The arrow keys on the keypad allow you to move forward and backward through the character string Editing CALL USER DATA When Call User Data is set to ON 1 Selectthe line below CALL USER DATA The EDIT softkey appears 2 Press EDIT softkey A popup window and additional softkeys appear Clear String Clears t
58. minimum DSX MON 100 ohms 5 TERM 6 dBdsx to 35 0 dBdsx cable attenuation DSX MON 6 dBdsx to 35 0 dBdsx cable attenuation 1 544 MHz 7 Hz Internal Oscillator Recovered from associated path receiver 0 7 5 15 22 5 dB 1 dB at 772kHz DSX MON 10 dBdsx to 30 dBdsx resistive attenuation AMI B8ZS BPV L amp BPV Logic and BPV errors Logic Frame T BERD 950 User s Guide T1 Specifications 44 u Chapter 4 Specifications Table 6 TI Specifications Continued CE Item Specification Error Insertion Rates BPV L amp BPV Logic Frame Loopcodesa Indicators T BERD 950 User s Guide Single 1E 3 1E 6 1 through 6 and continuous CSU Loop up code 10000 Loop down code 100 FAC1 Loop up code 1100 Loop down code 11100 FAC2 Loop up code 11000 Loop down code 11100 FAC3 Loop up code 100000 Loop down code 100 DL LLB Data Link Line Loopback per ANSI T1 403 1989 DL PLB Data Link Payload Loopback per ANSI T1 403 1989 DL Net Data Link Network Loopback ANSI T1 403 1989 V 54 Fractional T1 only PN127 Programmable Loop Codes 3 to 8 bit repeating loop up and loop down codes Latching Loopcodes DDS only N signifies a do not care value OCU N1010101 CSU N0110001 DSO DP N0000101 LSI N1000111 NEI N1000001 DSU N1110111 Alternating Loopcodes DDS only N signifies a do care value S signifies I when transmitting or
59. or alternating loop codes default is LATCHING Choices include LATCHING Enables selection of a latching loop code where all eight bits of a DSO are used to transmit network control codes The success or failure of latching loop code operation will be reported at the end of each latching loop up or loop down operation on the Two Line Display ALTERNATING Enables selection of an alternating non latching loop code where the payload data is intermixed every other byte with the loop code The success or failure of an alternating loop code operation shall be reported at the end of each loop up or loop down Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup u 69 An n signifies a don t care value an S signifies the subrate framing bit 1 when transmitting receiving an idle code of a 56 kbps DSOA signal 0 when transmitting receiving a DSU loopback of a 56 kbps DSOA signal or don t care for all other transmitted received DSOA signals Loop Code TERMINATE operating mode only Enables selection of the loop code sequence transmitted through the active channels or through the ESF Data Link when the LOOP UP and LOOP DOWN keys are pressed default is CSU Choices for DDS include CSU DDS ALTERNATING or LATCHING loop code type only Selects the loop code for a Channel Service Unit Alternating loop code 80101000 Latching loop code N0110001 CSU R ALTERNATING loo
60. placed Channel Displays the Bearer Channel being used by the call Cause Code Displays the plain English text for the Cause Code Location Displays the location of the Cause Code Displays the status of the last 5 failed ISDN calls Call Type Displays DATA or VOICE call type Channel Displays the Bearer Channel being used by the call Cause Code Displays the plain English text for the Cause Code Location Displays the location of the Cause Code Calling Displays the number from where the call is being placed Called Displays the number to where the call is being placed Displays the status of the last five ISDN calls Call Status Displays current call status Call Type Displays DATA or VOICE call type Channel Displays Bearer Channel being used by the call Calling Displays the number from where the call is being placed Called Displays the number the call Test Results Chapter 9 ISDN PRI Option m 175 Table 47 ISDN PRITest Type Results Continued Q Result Name Description FULL Displays the current amount of storage used full for D channel message capture Messages Displays the current number of messages available to the D channel display see Interpreting D Channel Display on page 170 a The analyzer interprets the Cause code for you however a complete list of Cause Codes can be found in Table 48 on page 176 Sample Test Type Res
61. plus symbol Example Ctrl Alt Delete W Special messages or warnings are indicated with the following symbols 4 v Warning Caution Note Tip T BERD 950 User s Guide About this Guide Chapter 1 Introduction u 3 Using This Guide The T BERD 950 User s Guide provides basic operating information for the T BERD 950 Communications Analyzer To help you best use this guide it is organized as follows Chapter 1 Introduction Describes the guide conventions and outline of the User s Guide Chapter 2 Instrument Setup and Description Describes the T BERD 950 Communications Analyzer instrument setup modes of operation preventative maintenance and battery replacement procedures Chapter 3 Large Graphical Display Operation Describes the operation of the Large Graphical Display Chapter 4 Specifications Describes the physical specifications of the Communications Analyzer Chapter 5 T1 Task Navigated Testing TNT Overview Describes the Task Navigated Testing TNT feature Chapter 6 T1 Manual Test Setup Describes the setup for T1 BER Testing and includes Smart Repeater test setups and commands Chapter 7 T1 Test Results Describes the available test results the category of the test results and the test type with which it is associated Chapter 8 Printer Operation Describes the printer functions of the T BERD 950 Chapter 9 Options Contains subsections for each of t
62. pulse density violation which is triggered Pulse Density when 12 546 of the incoming pulses are spaces Violation DS1 Idle Present Indicates the receiver has detected a DS1 idle code as defined by ANSI T1 403 This condition will also illuminate the YELLOW ALARM LED ESF framing or a blinking YELLOW ALARM LED D4 framing Excess Zeros Det Indicates more than 15 consecutive zeros have been detected Excess Zeros Detected Inv Pattern Sync Indicates pattern synchronization was achieved by inverting Inverted Pattern the received pattern Sync When no alarms are present No Alarms Detected appears on the T BERD 950 display T BERD 950 User s Guide T1 Test Results 104 m Chapter 7 T1 Test Results T BERD 950 User s Guide Chapter his chapter describes how to print information from the T BERD 950 manually and at user specified intervals T BERD 950 User s Guide Printer Configuration 106 m Chapter 8 Printer Operation Printer Configuration The T BERD 950 printer function supports common data rates up to 9600 bps 300 1200 2400 and 9600 of even odd or no parity It supports the line terminator CR or CR LF LF NONE for the printer output Standard RS 232 out of band flow control stop bits and data length are also supported It supports the Acterna PR 40A DPU 411 and compatible printers Printing The T BERD 950 printer performs manual prints by pressing the PRINT SCREEN softkey This generates
63. receive frames with another test set located within the CO or with the NOC responsible for Packet Switched Services Note Testing can also be performed to a soft loopback within the POP frame relay switch or to a hard loopback within the CO or at the far end PING FAR END NIU DSX Access This is an in service D amp I mode test This scenario assumes that the DDS physical layer and a LMI PVC check have already been tested Now the test set is plugged into the circuit after the actual frame relay service that has been turned on by the NOC This test requires connecting to the circuit and sending and receiving a PING to a currently installed IP device such as a far end router it is a one person test TNT Setup Summary Setting Up TNT Chapter 9 Frame Relay Option m 139 Results Summary Primary Rate 56K Frm Cnt Show Results For LINK Avg Util Receive DLCI 16 Avg TPUT Transmit DLCI 16 LMI Cnt Rate 28kbps LMI Errs LMI TMOS Lost Frms DLCIs Primary Rate 56K Frm Cnt Show Results For RECEIVE DLCI Avg Util Receive DLCI 16 Avg TPUT Transmit DLCI 16 LMI Cnt Rate 28kbps LMI Errs LMI TMOS Lost Frms DLCIs Primary Rate 56K Lost Png Show Results For RECEIVE DLCI Tx Png Receive DLCI 16 Echo Png Transmit DLCI 16 Avg Png Dly Source IP Address Min Png Dly Destination IP Address Max Png Dly LMI Annex D T BERD 950 User s Manual Setting Up TNT 140 m Chapter 9 Frame Relay Option Perfo
64. s Manual Setting Up Manual BER Test Chapter 9 ISDN BRI Option m 231 BRI BERT NT RESPOND TO EOC Selection Area gt u Prompting Select Mode Area Softkeys Figure 45 ISDN BRI BERT Setup Interface View Setting Up the Interface View The Interface Setup view is used to configure the BRI interface The following parameter choices are available when ISDN BRI is the selected test type Test Mode Selects the test mode The default is NT NT The unit emulates a Network Termination device LT The unit emulates a Line Termination device Rx Loop Selects the type of loopback to enable on the receiver The default is RESP TO EOC Choices include MANUAL Allows you to manually loop up the selected bandwidth of the received 2B1Q signal RESP TO EOC Embedded Operations Channel EOC The unit responds automatically to a loopback request Channel Loop MANUAL mode Selects the channel to manually loop up the T BERD 950 The default is NONE Choices include T BERD 950 User s Manual Setting Up Manual BEH Test 232 m Chapter 9 ISDN BRI Option NONE No channel selected to be looped back on the unit B1 Selects channel B1 for the test B2 Selects channel B2 B1 amp B2 Selects both B channels 2B D Selects both B channels and the D channel Tx Loop LT mode Selects the type of EOC transmit to loop a far end devi
65. simultaneously The call generation capability of the option enables you to specify the type of service to be connected Voice 56 kbps 64 kbps HO H11 Nx64 or Nx56 When the call setup acknowledge message is received for incoming or outgoing calls it connects the speaker and microphone for that call You can also change the connection of the call dynamically A call can be dynamically connected to BERT 1004 Hz tone or Speaker Microphone If the ISDN PRI option is connected to two voice calls simultaneously the first call is connected to the push to talk interface and a holding tone is placed on the second call The unit can measure the loopback delay for each B channel by connecting the calls to BERT ISDN Services T BERD 950 User s Manual The T BERD 950 supports testing of Non Facility Associated Signaling NFAS and NFAS D channel Back Up DCBU operation NFAS allows a single D channel to control multiple T1 interfaces Up to 20 T1 interfaces can be controlled via a single D channel utilizing NFAS Although this alleviates the customer from allocating a DSO on every T1 for D channel activity i e this DSO can now be used for Option Description Chapter 9 ISDN PRI Option m 757 customer data it introduces a higher level of risk For example if the primary T1 carrying the D channel is taken out of service the remaining associated T1s also must go out of service This risk is minimized if NFAS service is ordered with ba
66. tested and the actual voice service has been Seq Type DIAL activated by the switch technician Normally acall Dial Seq MANUAL is placed to any known telephone number Emulate FXS Performing T1 Monitor Tests The purpose of the Voice Monitor test verifies the ability to place and receive calls between the PBX and the CO switch by looking at the completion of live calls Table 62 provides detailed test scenarios TNT setup items and test results T BERD 950 User s Manual Setting Up Manual Signaling Test 194 m Chapter 9 Signaling Option Table 62 TI Monitor Tests CE Test TNT Setup Items TNT Results VOICE Channel 1 T1 Rev Lvl Drop to Spkr BOTH T1 Rev Freq In this scenario you can connect to the monitor point Trunk GROUND START CRCs and review the results Origin FXS BPVs Origin Side LINE Timing Slips Sig Scan DISABLE Signaling Scan Status Active Channel ABCD Bits Signaling Events Setting Up Manual Signaling Test This section provides descriptions of the new test setup parameters as they apply to the Signaling option T BERD 950 User s Manual Setting Up Manual Signaling Test Chapter 9 Signaling Option m 195 Setting Up the Interface View The T1 Interface Setup View is used to configure the T1 interface see Figure 35 The SCROLL and PAGE keys are used to control this selection area Title Bar a Selection Area lt Prompting Area Softkeys
67. that originated the traffic It may also be a physical layer problem within the network causing the truncation or corruption of valid frames FSC Errored Frames will also be present A collision occurs when two or more devices on the same Ethernet interface attempt to transmit at the same time An excessive number of collisions is typically caused by one or more devices attempting to transmit a large volume of data in a short period of time The detection and resolution of collisions is a normal function of the Ethernet interface but when the number of collisions become excessive throughput decreases The presence of Long Frames may be the result of a faulty or misconfigured host that originated the traffic It may also indicate a physical layer problem within the network causing the frames to be misinterpreted as part of the previously transmitted frame FSC Errored Frames will also be present An Rx Overflow is an indication that an excessive amount of traffic exists on the network segment on which the test is being performed T BERD 950 User s Manual Test Results 270 m Chapter 9 10 BaseT Ethernet Option Table 82 I0BaseT Ethernet Interface Category Results Continued CE Result Description Aln Err Frm Counts the frames received with alignment errors i e fragments Err Frames Displays the percentage of total frames received that contain errors Avg Util Displays the ratio of received Ethernet octe
68. the total 10 Mbps Ethernet interface bandwidth used for traffic transmission by both ends sum of near and far end local rate s divided by circuit data rate a Collisions are typically resolved locally between the devices in which they occur Therefore in most cases this result indicates the presence of collisions between the T BERD 950 and the device to which it is connected and does not indicate collisions occurring between devices elsewhere in the network T BERD 950 User s Manual Test Results Chapter 9 10 BaseT Ethernet Option m 271 Test Type Category Results The Test Type category results are described in Table 83 Table 83 10BaseT Ethernet Test Type Category Results gt a Result Description Rx Frm Cnt Counts the Ethernet frames successfully received Rx Octets Counts the valid Ethernet octets bytes successfully received Tx Octets Counts the valid Ethernet octets bytes successfully transmitted Avg Frm Len Displays the average length for all received Ethernet frames Source Displays the address assigned by the Address server in a DHCP implementation If a static address is used the address entered in the setup view is displayed Gateway Displays the address assigned by the Address server in a DHCP implementation If a static address is used the address entered in the setup view is displayed Subnet Mask Displays the address assigned by the server in a DHCP implementation If a sta
69. using rapid transitions between low and high ones density T1 3 54 FULL T1 only Selects the 54 octet fixed stress pattern transmitted right to left Stresses circuits and equipment T1 4 120 FULL T1 only Selects the 120 octet fixed stress pattern transmitted right to left Stresses circuits and equipment Should not be used on ESF circuits because it contains false ESF framing bits T1 5 53 FULL T1 only Selects the 53 octet fixed stress pattern transmitted right to left Stresses circuits and equipment T1 6 55 FULL T1 only Selects an unframed 55 octet fixed stress pattern transmitted right to left Tests the ability of the repeater to lock onto the incoming clock when data changes between high and low ones density T1 DALY FULL T1 only Selects a framed 55 octet fixed stress pattern transmitted right to left This is the same as T1 6 55 except that byte 7 is 80 instead of 00 Use with framed T1 circuits without causing excess zeroes BRIDGETAP FULL T1 only Selects an automated test that transmits 21 consecutive test patterns ALL ONES 1 1 1 3 1 5 1 6 1 7 2 8 2 9 2 10 2 11 2 12 2 13 2 14 3 in 18 3in 19 3 in 20 3 in 21 3 in 22 3 in 23 3 in 24 and QRSS Bridgetaps are faults that depending on the location and length of the bridgetap affect different frequencies in the T1 spectrum Typically a bridgetap is identified if more than one consecutive pattern fails Multiple se
70. v lost test frames BURST When selected the analyzer enables you to set the characteristics of bursty traffic to transmit Choices include T BERD 950 User s Manual Transmit Time Enables entry of the BURST transmit time in seconds from 5 to 99 9 default is 0 5 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Idle Time Enables entry of the BURST idle time in seconds from 5 to 99 9 default is 4 5 The keypad is used to enter the required time Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Min Length Enables entry of the minimum frame length The length must be between 4 and 9999 default is 256 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Max Length Enables entry of the maximum frame length The length must be between 4 and 9999 default is 256 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Payload Burst and Fixed loads Enables selection of the type of frame payload transmitted by the analyzer default is SEQ TEST Choices include SEQ TEST Selects a test frame structure as shown in Figure 25 on page 133 USER n Where n is the number of the USER data pattern i e 1 or 2 Selects the test pattern as the test frame payload SEQ USER n Where n is the number of the USER data pattern i e 1 or 2 Selects the sequential test followed by the d
71. 000 0000 0010 0100 the left most bit of each code string is transmitted first The loop codes are valid in Full T1 or Fractional T1 when ESF framing is selected Auto Respond TERMINATE and D amp I operating modes only Enables Auto Respond to loop codes to be turned ON or OFF default is OFF When Auto Respond is set to ON the analyzer is configured for automatic loop code response and the response status T BERD 950 User s Guide Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup u 77 will appear on the Two Line Display The applicability of the loop code and the mode Fractional T1 or Full T1 determine what is actually looped back Line Payload or Fractional Payload ON Turns Auto Respond to selected loop codes on OFF Turns Auto Respond to selected loop codes off Editing User Programmable Fields This feature allows you to enter any combination of alphanumeric characters to label your programmable loop codes for testing 1 Select the Loop Up Code n or Loop Down Code n field The EDIT softkey appears 2 Press the EDIT softkey and a popup window appears Additional softkeys appear Clear Clears the field Home Places the cursor at the beginning of the string End Places the cursor at the end of the string 3 Press the 1 through 9 or 0 key on keypad to select a character set The assigned values for that key are shown in the popup window 4 Pressthe corresponding number
72. 10 BaseT Ethernet Option 272 Table 83 I0BaseT Ethernet Test Type Category Results Continued CE Result Description Tx IP Packt Counts the valid IP packets successfully transmitted Rx Cksm Err Counts the IP packets received with checksum errors Lost Pings Counts the transmitted PINGs that have timed out waiting for a response Echo replies that are not received within 5 seconds of the transmission of an echo request PING are declared lost Tx Pings Counts the transmitted PINGs Echo Pings Counts the transmitted PING responses T BERD 950 User s Manual Troubleshooting If a count does not appear IP traffic is not being transmitted through the network If and IP packet is received that contains achecksum error this can indicate a problem The problem may be with the host device that originates the traffic or a physical layer problem causing the IP packet data corruption or loss Because most routers that handle Layer 3 routing discard packets with checksum errors it is likely that the problem is located between the last device and the point at which the test is performed If an excessive number of lost PINGs occurs but some echo replies are received from the far end device network congestion is most likely the source of the problem If no echo replies are received from the far end device then the addressing may be incorrect or a problem with the device itself may exist If a count does not appear the
73. 116 118 119 119 127 128 129 134 136 137 139 140 149 152 153 159 161 169 173 176 184 184 185 186 186 Tables m xxi Table 54 Loop Start FXS Signaling 187 Table 55 Loop Start FXO Signaling 188 Table 56 Loop Start SLC Station Signaling 188 Table 57 Loop Start SLC Office Signaling 189 Table 58 Digit Type Symbols for User Defined Signaling 190 Table 59 Supervision Event Symbols for User Defined Signaling 190 Table 60 Signaling Option Specifications 191 Table 61 T1 Interface PBX Switch Turn up 193 Table 62 T1 Monitor Tests 194 Table 63 Signaling Test Type Results 202 Table 64 T1 Interface PBX Switch Turn up 207 Table 65 PCM TIMS Test Type Results 214 Table 66 ISDN BRI Loopbacks 223 Table 67 ISDN BRI Option Connectors 224 Table 68 ISDN BRI U Interface Specifications 224 Table 69 ISDN BRI Line Qualification Test 226 Table 70 ISDN BRI Circuit Calls 227 Table 71 ISDN BRI Packet Calls 229 Table 72 ISDN BRI SPID Guess Table 239 Table 73 Incoming Call Activities 244 Table 74 Status and Alarm LEDs 247 Table 75 ISDN BRI Interface Category Results 248 Table 76 ISDN BRI Test Type Category Results 250 Table 77 ISDN BRI X 25 Test Type Category Results 253 Table 78 ISDN BRI Results Reports Q 931 Cause Codes 256 Table 79 10BaseT Ethernet Option Specifications 261 Table 80 10BaseT Ethernet Turn up 263 Table 81 Status and Alarm LEDs 268 T BERD 950 User s Guide XXIi m Tables Tab
74. 151 56 ILR 3130 56 IOR 3130 80 IOR 3150 80 ILR 3150 81 ILR 3150 56 ILR 3151 56 ILR 3130 56 IOR 3130 80 IOR 3150 80 ILR 3150 81 ILR 3150 56 ILR 3151 56 ILR 3130 56 IOR 3130 80 IOR 3150 80 ILR 3150 81 ILR 3150 56 ILR 3151 56 ILR 3130 56 IOR 3150 56 ILR 3151 56 ILR 3130 56 IOR 3130 80 IOR 3130 56 IOR 3130 80 IOR Command Loop Up Loop Up Loop Down Loop Down Loop Down Timeout Disable Loop Back Query Power Loop Query Power Down Power Down Power Up Loop Code 1100 0111 010A AAAA 1101 0011 1101 001A 1110 0AAA AAAA AAAA 1110 1AAA AAAA AAAA 1001 0011 1001 0011 1101 0101 1101 0110 1101 0101 1101 0101 0101 1011 0101 1011 0110 0111 0110 0111 1100 0111 1101 0001 Removes Power Down Code a Replace the A in the loop code with the repeater address T BERD 950 User s Guide XEL Line Repeater Command Loop Codes are listed in Table 87 Appendix A Repeater Loop Codes m 289 Table 87 XEL Line Repeater Command Loop Codes C Repeater Command Loop Code XEL 7853 200 ILR Arm Inband 11000 Arm ESF Datalink 0001 0010 1111 1111 Disarm 11100 Disarm ESF Datalink 0010 0100 1111 1111 Loop Up 16 bit BCD Exchange Code 12 bit BCD Location Code 1111 Loop Down 1110 0101 0101 0101 Timeout Disable 12 bit BCD Location Code 1111 PairGain Generic HDSL Command Loop Codes are listed in Table 88 Table 88 PairGain Generic HDSL Command Loop Codes C HDSL Component C
75. 240 216 24 666 66666 This section describes the TNT test setups for the ISDN BRI option A sample TNT Setup view is shown in Figure 44 Title Bar m Selection Area Xe Prompting Area Softkeys p 3 3 TNT BRI Circuit Single Call 2047 NATIONAL NATIONAL Bert Pattern Switch Numbering Plan Call Type Call Mode Program 1 Calling Number 8442525 5551212 Select Switch UR pop Figure 44 ISDN BRI TNT Setup View T BERD 950 User s Manual Setting Up TNT 226 Chapter 9 ISDN BRI Option Performing Line Qualification Test Table 69 lists the TNT test setup for performing a line qualification test For descriptions of the test setup parameters see Setting Up Manual BER Test on page 230 For descriptions of all results see Test Results on page 246 The objective of this test is perform a physical layer test of the U interface towards the LT or NT device By sending or responding to EOC loopbacks either B1 B2 B1 and B2 or 2B D channels can be tested using a BERT pattern such as 2047 Physical layer results such as CRC errors and bit errors are available This is performed as a an out of service test inLT or NT mode Table 69 ISDN BRI Line Qualification Test gt a Test TNT Setup TNT Results LINE QUALIFICATION BERT Test Mode NT CRC Err LT or NT emulation Bert Pattern 2047 Seal Cur Channels 2B D Layer1 Stat In t
76. 36 Self Loop Mode 9 Service instrument 277 Service Locations customer 276 Services 277 Acterna customer 275 Setup View 32 prompting area 33 Signaling E amp M 184 manual dialing 182 sequence types 181 trunk types 183 Signaling Elements 189 Signaling Option call origination signaling 181 call termination signaling 182 description 180 messages 192 specifications 191 Signaling Sequences 182 Signaling Test Results 201 summary category 201 test type category 202 Signaling Test Setup interface view 195 test type view 196 T BERD 950 User s Guide 306 m index Signaling Testing manual 194 TNT 192 Softkeys 28 clear 29 edit 28 end 29 HDSL commands 75 home 29 home view 32 increase or decrease value 29 repeater commands 75 results view 35 setup view 33 system view 39 Softkeys Controls 28 Specifications T1 43 Standard E amp M Signaling 183 Status and Alarm LEDs 10BaseT 267 268 DDS LL 126 ISDN BRI 247 T1 93 Summary Category Results 10BaseT 268 DDS LL 126 frame relay 148 ISDN BRI 247 ISDN PRI 172 PCM TIMS 213 signaling 201 T1 92 Supervision Event Symbols user defined signaling 190 System View 35 36 prompting area 39 title bar 36 T BERD 950 User s Guide EM TI BERT patterns 81 specifications 43 status and alarm LEDs 93 T1 CSU emulation test BERT 49 DDS 50 T1 Interface DDS frame relay turnup 137 frame relay turnup 135 PBX Emulation ISDN PRI 158 T1 Loop Code Origina
77. 5 packet analysis U Interface The ISDN BRI option is capable of emulating the ISDN Terminal Equipment TE device from the U access point The NT1 is the first customer premise device on a two wire ISDN circuit coming in from the ISDN CO It accomplishes several tasks It converts the two wire ISDN circuit called a U interface to a four wire S T so you can connect several terminals The NT1 CO can thereby talk to the NT1 and do testing and maintenance by instructing the NT1 to loop signals back to the CO Interface Between NT and the Network The U reference point describes the interface between the Network Termination NT and the network Line Termination LT It is a two wire interface with 2B1Q line coding The network provides power via the U interface Figure 40 shows the relationship between the customer premises and the local loop for the S T and U interfaces T BERD 950 User s Manual Option Description 220 a Chapter 9 ISDN BRI Option Network Customer Premises LT Local Loop NTA lt B Network J i U Interface TE1 q w Interface S T Interface E c TA TE2 Channel Bank e Figure 40 ISDN BRI S T and U Reference Points Operating Modes You can configure the ISDN BRI option to operate in these modes W Line Termination LT BERT Mode WB Network Termination NT BERT Mode m Network Termination and Terminal Equipmen
78. 8ZS Selects Bipolar with 8 Zero Substitution B8ZS coding Line Rx In all operating modes Enables selection of the LINE receiver input impedance and signal conditioning default is TERM Choices include TERM Select when the T BERD 950 terminates the line Provides 100 Q 5 resistive termination DSX MON Select when the T BERD 950 connects to the circuit via the DSX 1 patch panel or similar access point Provides resistive compensation for signals with 6 0 dBdsx to 35 dBdsx of cable loss at 772 kHz and can accommodate signals resistively attenuated from 0 0 dBdsx through 26 0 dBdsx BRIDGE Select when the T BERD 950 bridges onto the circuit Provides greater than 1000 resistive termination Equip Rx In all operating modes Enables selection of the EQUIPMENT receiver input impedance and signal conditioning default is DSX MON Choices include TERM Select when the T BERD 950 terminates the line Provides 1009 5 resistive termination DSX MON Select when the T BERD 950 connects to the circuit via the DSX 1 patch panel or similar access point Provides resistive compensation for signals with 6 0 dBdsx to 35 dBdsx of cable loss at 772 kHz and can accommodate signals resistively attenuated from 0 0 dBdsx through 26 0 dBdsx BRIDGE Select when the T BERD 950 bridges onto the circuit Provides greater than 1000 Q resistive termination Insert Side D amp I operating mode only
79. BRI 248 ISDN PRI 172 T1 94 View 34 Interface Result View title bar 34 Interface Setup View 32 title bar 32 Interface View 10BaseT 264 frame relay 141 ISDN BRI 234 ISDN BRI BERT 231 ISDN PRI 161 PCM TIMS 208 signaling 195 T BERD 950 User s Guide ISDN BRI advanced call configurations 242 call control 243 call status and call failure report 252 d channel display 245 loopbacks 223 mode LT BERT 220 LT terminate 221 NT1 BERT 221 NTI terminate 221 NTI TE 222 NTI TE terminate 222 option connectors 224 placing calls 243 circuit 226 packet 228 Q 931 cause codes 255 receiving calls circuit 226 packet 228 S T and U reference points 220 SPID guess table 239 status and alarm LEDs 247 ISDN BRI Option description 218 specifications 224 U interface specifications 224 ISDN BRI Test Results 246 interface category 248 Q 931 cause codes reports 256 summary category 247 test type category 250 test type view 235 ISDN BRI Test Setup BERT interface view 231 BERT test type view 232 circuit calls 227 ISDN interface view 234 ISDN test type view 235 line qualification test 226 manual BERT test 230 packet and advanced test type view 240 packet calls 229 TNT view 225 ISDN BRI Testing manual 234 TNT 225 ISDN BRI X 25 Test Results call type 253 test type category 252 253 ISDN PRI d channel display 170 171 incoming call activities 169 placing calls 168 Q 931 cause codes 176 ISDN PRI Call Control Fe
80. D CONDITIONS EXPRESS OR IMPLIED ACTERNA SPECIFICALLY DISCLAIMS ALL OTHER WARRANTIES EITHER EXPRESS OR IMPLIED ON ANY HARDWARE SOFTWARE DOCUMENTATION OR SERVICES INCLUDING BUT NOT LIMITED TO WARRANTIES RELATING TO QUALITY PERFORMANCE NONINFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE AS WELL AS THOSE ARISING FROM ANY COURSE OF DEALING USAGE OR TRADE PRACTICE UNDER NO CIRCUMSTANCES WILL ACTERNA BE LIABLE FOR ANY INDIRECT OR CONSEQUENTIAL DAMAGES RELATED TO BREACH OF THISWARRANTY Equipment Return Instructions For each piece of equipment returned for repair attach a tag that includes the following information 1 Owner s name address and telephone number 2 The serial number product type and model T BERD 950 User s Guide Equipment Return Instructions Chapter 10 Acterna Customer Services m 283 3 Warranty status If you are unsure of the warranty status of your instrument contact Acterna Customer Service 4 A detailed description of the problem or service requested 5 The name and telephone number of the person to contact regarding questions about the repair 6 The return authorization RA number US customers or reference number European Customers If possible return the equipment using the original shipping container and material If the original container is not available the unit should be carefully packed so that it will not be damaged in transit when needed appropriate
81. DTMF tones are transmitted This feature allows you to enter digits such as phone extensions in response to an automated attendant Answering a Call When an incoming call is detected the T BERD 950 a popup window on the current view will appear This window gives you three choices answer the call ignore the call and disconnect the call The action you choose will cause one of several results Those actions and results are listed in Table 46 Table 46 ISDN PRI Incoming Call Activitie s Action Result Press Answer sofkey The call connects to the speaker and microphone voice You can then choose to begin BER testing if it is a data call After the call is connected you can dynamically change the connection data to voice or voice to data using softkeys Press Disconnect softkey The call is cleared Press Ignore softkey The call remains in the alerting state until the far end cancels the call or you select the ISDN Control softkey press the appropriate Call 1 or 2 softkey then press the Answer softkey T BERD 950 User s Manual Setting Up Manual ISDN Test 170 a Chapter 9 ISDN PRI Option Interpreting D Channel Display This feature shows English translations of messages received and transmitted on the D channel This display provides complete Q 921 and or Q 931 text based information for all valid ISDN frames For monitor mode operations connect the LINE Tx Rx pair towards the Network Termination NT equipment
82. Depth 4 10 17 cm Weight 10 Ib 4 55 kg without batteries 13 Ib 5 9 kg with batteries Environmental Temperature Operating 32 F to 122 F 0 C to 50 C Non Operating 4 F to 140 F 20 C to 60 C Humidity 10 to 90 Relative Humidity non condensing Vibration Per BellCore NEBS TR EOP 000063 Shock Per IEEE 743 1985 Altitude Operating 200 ft 61 m below sea level to 16 400 ft 5000 m Non operating storage or transportation 49 210 ft 15 000 m Electrical AC Power Input Voltage 90 to 240VAC 47 to 63 Hz autodetected Power Dissipation 30 watts typical 68 watts peak two batteries receiving initial charge Fuse Type 250 Volt 1 Amp Slo Blo LittleFuse p n 218 001 DC Power Battery Type Panasonic LCS 2012DP 2 required Operating Time Depends on configuration up to 4 hours T BERD 950 User s Guide T1 Specifications Table 6 TI Specifications D T1 Specifications Chapter 4 Specifications u 43 The T1 specifications for the T BERD 950 are presented in Table 6 Item Specification Operating Modes Framing T1 Input Frequency Input Impedance Operating Range T1 Output Frequency Clock Sources Line Build Out LBO Options Operating Range Line Coding Error Insert Types Terminate TERM Drop amp Insert D amp I Monitor MON Line Loopback LLB ESF SF SLC Unframed Auto 1 544 MHz 5000 Hz TERM 100 ohms 5 BRIDGE 1000 ohms
83. ERD 950 User s Manual Option Description Chapter 9 Signaling Option m 189 Table 57 Loop Start SLC Office Signaling Cu Direction Trunk Status Signaling Bits On Hook A 1 B 1 Idle TRANSMIT Off Hook A 1 B 1 Idle Ringing A 1 B 1 0 On Hook A 0 B 0 Loop Idle RECEIVE Off Hook A 1 B 0 Loop closed User Defined Trunk Type Signaling The user defined trunk type signaling enables you to specify your own signaling states for On Hook and Off Hook signaling status Transmit states can vary from the receive states The signaling bit settings are 0 1 and don t care The don t care is treated as a 1 when transmitted AN The On Hook and Off Hook signaling bits are duplicated for v both the transmit and receive sides Programmable Signaling Elements A pre defined signaling sequence can contain both originating and terminating supervision events as well as digits Up to 64 supervision events digits can be pre programmed into a sequence The analyzer can store five origination sequences and five termination sequences The digit type and associated symbols are detailed in Table 58 and the T BERD 950 User s Manual Option Description 190 m Chapter 9 Signaling Option supervision events and associated symbols are detailed in Table 59 When an element in a sequence does not match with the test that element is ignored by the test Table 58 Digit Type Symbols for User Defined Signalin g Digit Type Digit Symbol
84. ERD 950 User s Manual 200 u Setting Up Manual Signaling Test Chapter 9 Signaling Option off h ook Selects the Terminating Off Hook supervision event d elay dial Selects the Terminating Delay Dial supervision event dial tone Selects the Terminating Dial Tone supervision event Sig Scan Monitor mode only Activates signaling scan feature which enables the unit to automatically select the first channel on which signaling events are detected Choices include Enable Activates the signaling scan feature The unit cycles through the channels sequentially and automatically selects the first channel on which an off hook signaling event is detected The selected channel is then displayed in the Test Type Setup and Results Views Status of the signaling scan enabled or disabled is also displayed in the Results View Disable Deactivates the signaling scan The channel selected in the Interface Setup View will be used Call Control Controls operation of pre programmed signaling sequences When pressed the following softkeys are available Start Program N Where N is the number of the pre programmed sequence through 5 Starts the pre programmed sequence On Hook Provides an On Hook supervision event Once the Start Program N softkey has been pressed the following softkeys are available Restart Program N Where N is the number of the pre programmed sequence 1 through 5
85. F and ESF framing Used to define the A signaling bit default is 1 The choices are 1 and 0 Bit B SF and ESF framing Used to define the B signaling bit default is 1 The choices are 1 and 0 Bit C ESF framing Used to define the C signaling bit default is 1 The choices are 1 and 0 Bit D ESF framing Used to define the D signaling bit default is 1 The choices are 1 and 0 Origin TERMINATE mode only Selects the type of emulation where the originator of the call is connected Use the same choices as Emulate default is FXS Origin Side MONITOR mode only Selects T1 interface where the originator of the call is connected default is LINE Choices include LINE Selects the T1 LINE interface EQUIP Selects the TI EQUIPMENT interface Seq Type TERMINATE and D amp I modes only Selects sequence type to be used The choices are DIAL or RECEIVE default is DIAL When sequence type is DIAL choices include T BERD 950 User s Manual Setting Up Manual Signaling Test 198 m Chapter 9 Signaling Option Dial Seq Selects the Call Origination sequence transmitted by the analyzer both preprogramming sequences and manual dialing are selectable default is PROGRAM 1 Choices include MANUAL DIAL Enables manual dialing Use the keypad and softkeys to place the call PROG N Selects Dial Program N where N is the number of the Dial Program sequence 1 through 5 as the sequenc
86. Figure 10 Interface Results View Title Bar The title bar displays the view number 1 8 one of eight and the current Results view TNT Summary Interface Test Type Signal Time Performance or Alarm Press the RESULTS key to display the next result view T BERD 950 User s Guide Large Graphical Display Chapter 3 Large Graphical Display Operation E 35 Display Area The display area shows the list of results for the selected view The SCROLL keys can be used to scroll up and down through the list of results The left column lists LINE Primary results and the right column lists EQUIPMENT Secondary results Prompting Area The prompting area prompts you to perform a specific action based on the current softkey group see Figure 10 on page 34 The PGUP and PGDN indicators appear in this area of the display when the view has more than one page of results Press the PAGE keys to view additional results Softkeys Softkeys appear to show the functions available in the Results view System View The System view shown in Figure 11 provides access to system parameters for the mainframe and other auxiliary functions The display is divided into four areas title bar selection area prompting area and softkey descriptions The following paragraphs describe the function of each area of the System view T BERD 950 User s Guide Large Graphical Display Chapter 3 Large Graphical 36 Title Bar
87. Figure 8 indicates the current view and view type of the Large Graphical Display Large Graphical Display Chapter 3 Large Graphical Display Operation u 31 Interface Tl Task MANUAL SETUP Test Type BERT Selection Area Prompting Select Task To Be Area Performed Softkeys Figure 8 Home View Selection Area The selection area enables you to control all of the analyzer configuration selections see Figure 8 Use the SCROLL keys to navigate the selection area and make the required changes AN The change takes effect after one second after exiting the v active selection line or changing the active display screen Prompting Area The area on the Large Graphical Display above the softkeys is the prompting area This area prompts you to perform a specific action based on the current softkey group T BERD 950 User s Guide Large Graphical Display 32 m Chapter 3 Large Graphical Display Operation Softkeys Softkeys show the available choices for each selection line to configure the unit for your test Setup View The Setup view shown in Figure 9 is used to set the parameters for the interface task or test type selected on the Home view The display is divided into four areas title bar selection area prompting area and softkey descriptions The following paragraphs describe the function of each area of the Setup view 1 3 Interface T1 Send Loopback NIU
88. ICE Connects the call to the speaker microphone TONE Connects the call to a 1004 Hz tone SWITCH D CHAN NFAS DCBU mode only This softkey initiates a D channel backup switchover that switches the current IS D channel to Standby and the current Standby D channel to IS You must have an In Service IS and a Standby D channel to perform a DCBU switch over In addition to a manual switchover the analyzer will automatically respond to the IS T1 interface being physically removed or logically removed by the network When physically removing the T1 jacks connected into the interface it is recommended that you remove the T1 jacks from the analyzer not the smart jack Removing the connection at the smart jack could set up an automatic loopback within the smart jack that may cause problems d 0 Placing a Call To place a call choose from five possible program or memory dial numbers then press the call DIAL CALL softkey See Using ISDN and Call Control Features on page 167 for Call Control information T BERD 950 User s Manual Setting Up Manual ISDN Test Chapter 9 ISDN PRI Option m 169 In general the call emulation feature must simulate a normal call setup exchange If the call setup exchange fails extensive error reporting in the form of a call fail report is generated The T BERD 950 is capable of transmitting DTMF tones if a call progresses or connects The microphone disables briefly while the
89. If all results are within specification for the LINE or EQUIPMENT receiver the message A11 Results OKappears on the appropriate side of the Two Line Display There are no Time or Signal Category results for the Frame Relay option Interface Category Results Interface category results are available for the physical layer interface selected For T1 results see Interface Category Results on page 94 in T1 Test Results Chapter 7 For DDS LL results see Interface Category Results on page 127 in the DDS LL option Test Type Category Results The Test Type category results are described in Table 41 In the following table the letter in brackets following the Result Name indicates whether the result applies to a single DLCI F the aggregate total of all frame relay packets received A or both B T BERD 950 User s Manual Test Results Chapter 9 Frame Relay Option m 149 Table 41 Frame Relay Test Type Results Result Name Description FCS Err Frm B FCS Errored Frames Short Frm B Short Frames Aborted Frm B Aborted Frames Err Frames B Errored Frames Frm Cnt B Frame Count Avg Frm Rat B Average Frame Rate Avg Frm Len B Average Frame Length Long Frm Long Frames FECN Frames B FECN Frm B FECN Frames BECN Frames B BECN Frm B BECN Frames Counts the errored frames detected includes FCS Frame Check Sequence errored frames only
90. LMI is functioning properly and that all DLCIs have Permanent Virtual Circuits PVCs that are properly configured and active The objective of the CIR Check verifies that the customer is provided actual frame relay service at their Committed Information Rate CIR without losing frames due to congestion improper Discard Eligibility DE flags incorrect PVCs configurations and others Physical layer results may also be viewed The objective of the PING Test is to check connectivity to a far end router without taking it out of service In this mode the you can send IP Pings to an installed IP address typically another router in the network The goal is to ensure that all IP PING messages sent to the far end device are responded back with an echo reply T BERD 950 User s Manual Setting Up TNT Chapter 9 Frame Relay Option 136 u Table 37 TI Interface Frame Relay Turn up CE Test LMI PVC CHECK This is an out of service TERMINATION mode test This scenario assumes that the T1 physical layer has already been tested The test set is plugged into the circuit after the actual frame relay service has been turned on by the NOC This test requires connecting to the circuit and gathering results itis a one person test This is the recommended first step to testing a frame relay circuit CIR CHECK NIU DSX Access This scenario assumes that the T1 physical layer and an LMI PVC check have already been performed T
91. LTS again allows you to view other categories in the Results view Test Configuration Examples T BERD 950 User s Guide When you power on the unit the Home view appears on the Large Graphical Display see Figure 12 Use the SCROLL keys to move to each selection line and the SOFTKEYS to make your choice This section gives examples of how to use both TNT and Manual Setup test configuration Test Configuration Examples Chapter 5 T1 Task Navigated Testing TNT m 55 TNT Example In this scenario your customer has ordered T1 service and you will need to perform the final acceptance turnup procedures After you install the smart jack NIU at the customer premises you must run a straightaway end to end BER test with a CO technician to verify service This common test scenario requires two testers Because this is a common test application you can use the TNT mode 1 From the Home view select T1 as the interface Title Bar fes Interface Tl Task T1 BERT TURN UP Test STRAIGHTAWAY Selection Area 9 lt L Prompting Select Task To Be Area Performed Softkeys T1 BERT FT1 BERT T1 FT1 FR DDS BERT TURN UP TURN UP TURN UP TURN UP Figure 12 Home View 2 Select T1 BERT TURN UP as the task Pressing the MORE key shows additional choices One of AN those choices is MANUAL SETUP Manual Setup allows you to eo set up your test using the Interface
92. ME RELAY Selection Area FECN Frm Prompting Press HELP for Additional Area Result Information Softkeys PRINT SCREEN Figure 28 Frame Relay Test Type Results Test results for the Frame Relay option appear on the analyzer Two Line Display The Two Line Display and associated controls and indicators are located on the front panel above the keypad Refer to Test Results Display on page 90 for a detailed description Results can be generated for the aggregate total all frame relay packets received on a single circuit or for frame relay packets on a single DLCI DLCI filtered The selection line Show Results For on the Test Type Setup view specifies which results appear Test results can also be listed on the Large Graphical Display Results view Refer to Results View on page 33 for a detailed description Alarm Status LEDs The SIGNAL Status Alarm LED illuminates green when the T BERD 950 is receiving a valid signal for the configured interface The PATTERN SYNC Status Alarm LED illuminates green when the T BERD 950 is receiving a valid frame relay packet T BERD 950 User s Manual 148 u Test Results Chapter 9 Frame Relay Option 4 v 4 v A red illuminated LED indicates the Status Alarm condition was present since the start of the current test Summary Category Results The Summary category automatically lists the main results that are out of specification
93. MS option 204 signaling option 180 T1 interface 8 Dual Monitor Mode 8 eu ER as E amp M Signaling 184 EQUIPMENT Key LEDs Settings 91 Equipment Receiver Results Controls and Indicators 91 Equipment Return Instructions 282 service and repair information 282 Exterior Cleaning 22 Exterior Inspection 22 Index m 301 External Interface Requirements IOBaseT option 261 ISDN BRI option 223 Fractional T1 BERT turnup 52 CSU emulation test 51 Frame Relay alarms 153 Frame Relay Option description 132 messages 134 specifications 134 Frame Relay Test Results 146 performance category 151 152 summary category 148 test type category 147 Frame Relay Test Setup interface view 141 test type view 141 142 Frame Relay Testing monitor 140 TNT 134 Front Panel 10 controls indicators and connectors 9 11 Fuse Replacement 22 EU Getting Technical Assistance iii Glossary 293 Ground Start FXO signaling 185 FXS signaling 184 signaling 184 SLC office signaling 186 SLC station signaling 185 186 T BERD 950 User s Guide 302 m index H HDSL Equipment 74 Holding Tone Test 205 Home View large graphical display 30 prompting area 31 setting up 62 title bar 30 Incoming Call Activities ISDN BRI option 244 Instrument Service 277 customer services 277 Instrument Setup 6 description 5 Interface Between NT and the Network 219 Interface Category Results 10BaseT 268 DDS LL 127 frame relay 148 ISDN
94. Manual Test Results 266 m Chapter 9 10 BaseT Ethernet Option Subnet Mask STATIC Enables you to specify the subnet mask address Use the keypad to enter the address in this format XXX XXX XXX XXX Leading zeros are deleted from the IP address when you exit this field AN Example A subnet mask of 255 255 255 252 limits the VA number of devices unique IP addresses on that subnet to four Transmit Load Select the Transmit Mode as OFF PING or TRAFFIC OFF No transmit load is selected PING Allows you to perform PING testing TRAFFIC Allows you to perform Traffic Generation testing Dest IP Address Enables entry of the destination IP address format iS XXX XXX xxx xxx Use the keypad to enter the address Leading zeros are deleted from the IP address when you exit this field Address entries of 0 0 0 0 or 255 255 255 255 are not valid Load Rate kbps TRAFFIC Enables you to specify the load rate Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the level Valid entry ranges 1 Kbps to 10 Mbps Packet Length TRAFFIC Enables you to specify the packet length in bytes Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the level Valid entry ranges from 70 to 1518 bytes Test Results T BERD 950 User s Manual Test results for the 10BaseT option appear on the analyzer Two Line Display The Two Line Display and associated controls and indicators
95. NCREASE VALUE or DECREASE VALUE softkeys to set the level T BERD 950 User s Manual Setting Up Manual PCM TIMS Test Chapter 9 PCM TIMS Option m 211 VARIABLE TONE Selects Variable Tone as the test mode Choices include Level Sets the level of the transmitted tone selectable from 3 0 dB to 40 0 dB in 0 1dB increments default is 0 0 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the level Frequency Sets frequency of transmitted tone selectable from 20 Hz to 3904 Hz Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the tone frequency QUIET Selects Quiet Tone no tone as the test mode Choices include Filter Selects filter used for selected test default is C MSG Choices include C MSG D WEIGHT and 3 4K FLAT When Filter is set to C MSG choices include Impulse Threshold Sets the Impulse Noise threshold which is selectable from 30 dBrn to 90 dBrn default is 67 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the threshold Threshold Diff Sets the Impulse Noise Registers Difference The choices include 2 dB 4 dB and 6 dB default is 4 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the level 3 TONES Selects 3 Tone Slope as the test mode Choices include Level Sets the level of the transmitted tones adjustable from 3 0 dB to 40 0 dB in 0 1dB increments default is 0 0 Use the
96. Noise threshold by 4 Impulse Noise dB threshold accuracy is 1 dB Result available in Medium Count HOLDING TONE and QUIET test modes Imp Noise L Counts signals exceeding the Impulse Noise threshold by 2 Impulse Noise Low dB threshold accuracy is 1 dB Result available in Count HOLDING TONE and QUIET test modes T BERD 950 User s Manual Test Results Chapter 9 PCM TIMS Option 216 u Table 65 PCM TIMS Test Type Results Continued Result Name Description 3 4K Fil S N 3 4 kHz Filter Signal to Noise Ratio Calculates ratio of the test tone signal to the power of the background noise on the channel under test accuracy is 1 dB from 0 to 4 5dB For this measurement a 1004 Hz tone is transmitted or OxFE is inserted in the channel under test Result available in HOLDING TONE and QUIET test modes 3 4KFlat dB Measures the low frequency noise present on the channel 3 4 kHz Flat Noise under test expressed in dBrn Measurement range is 22 to 90 dBrn with 1 dBrn resolution Result available in QUIET test mode 3 4K Nch dB Measures using a 1010 Hz notch filter the noise power on a 3 4 kHz Flat with channel with a holding tone at the transmitted end expressed Notch Noise in dBrn Measurement range is 22 to 90 dBrn with 1 dBrn resolution Result available in HOLDING TONE test mode 404Hz Lvl Measures the level of the 404 Hz test tone Result available in 404 Hz Level 3 TONES test mode 404Hz Freq
97. On the number of batteries T BERD 950 User s Guide Battery Operation 20 m Chapter 2 Instrument Setup and Description charged and the time required to reach full power is determined by the installed options and configuration of the T BERD 950 To reach full power recharging may require up to 8 hours Battery charging is not supported in some configurations i e Frame Relay and ISDN PRI To start charging either power off the T BERD 950 or select a configuration that supports charging Two LEDs are located on the front panel of the T BERD 950 to indicate the status of the batteries Charge LED and Low Battery LED W Charge LED Illuminates steady to indicate that the batteries are being charged at the maximum charge rate Blinks to indicate that the batteries are fully charged and the charger is producing a trickle charge to maintain the batteries at a full charge while the T BERD 950 is turned Off E Low Battery LED Illuminates to indicate that the batteries have less than 15 minutes of charge remaining The BATT CHG result Time Results Category becomes invalid when the batteries are removed The batteries must be conditioned to obtain a valid Battery Charge result Battery Replacement Procedure To replace the batteries follow these instructions 1 Power off the T BERD 950 and disconnect the AC power cord If the current configuration supports battery charging the batteries can be changed one at a tim
98. PID Dial Pulse Digital Signal Processor Data Service Unit Digital Cross Connect Data Terminal Equipment Dual Tone Multifrequency Embedded Operations Channel U Interface Switch used to select T1 EQUIPMENT interface results to appear on the analyzer Two Line Display Extended Superframe European Telecommunications Standards Institute Facility Access Code Frame Check Sequence Forward Explicit Congestion Notification Fractional T1 Foreign Exchange Channel Unit Office End Foreign Exchange Channel Unit Station End High Level Data Link Control High bit rate Digital Subscriber Line Key used to access help related to the active selection line Information is will appear on the Large Graphical Display Integrated Services Digital Network International Telecommunication Union Key Pulse Link Access on the D Channel The 3 75 x 2 75 liquid crystal display used for the Home Setup Results and System views Line Build Out T BERD 950 User s Guide 296 m Appendix B Glossary LCD LE LL LLB LMI LT MF Multipat Multipat 2 NLPID NT NTI OCU DP PBX PCM PRI PVC QRSS SAPI SF SLC SNAP SNOT SPID ST STP ST2P ST3P T BERD 950 User s Guide Liquid Crystal Display Local Exchange or Network Cloud implies protocol layers Local Loop Line Loop Back Local Management Interface Local Termination U Interface implies physical layer Multifrequency Automated test that transmits 5 consecut
99. PRINT SCREEN p Figure 50 ISDN BRI Test Type Results T BERD 950 User s Manual Test Results Chapter 9 ISDN BRI Option Table 76 ISDN BRITest Type Category Result s C Result Description Frm Count Err Frm Reject Frm Frm Rejects Req TEI Assigned TEI SPID Status Layer2 Stat Call Stat SPID1 Value SPID2 Value Aborted Frm T BERD 950 User s Manual Counts the valid ISDN frames detected in circuit operation mode Counts the errored frames with at least one of the following conditions undefined control field S or U frame with an improper length and an I frame with a length exceeding limit Counts the frames with a sequence number error Counts the frames with ISDN Frame Reject frames A Frame Reject is sent when a device receives a frame with a protocol error Displays the TEI that was requested This is the value of the TEI request configuration Displays the TEI that was assigned This may or may not be equal to the requested TEI value Displays the SPID status This result can have the values Valid Invalid Unassigned Displays the Layer 2 Status Status messages are TEI Not Assigned Awaiting TEI Link Not Established Awaiting Establishment Link Established Timer Recovery Awaiting Release TEI Denied Link Unknown If the status is Link Not Established a flashing two line message on Results I and or Results II indicates calls that cannot be placed Displays the curr
100. R A B WSTL 315056 ILR C WSTL 313056 IOR C WSTL 315156 ILR WSTL 313080 IOR WSTL 313080 ILR T BERD 950 User s Guide Setting Up Manual T1 Test 72 s Chapter 6 T1 Manual Test Setup Table 13 RepeaterType Continued C Central Office Repeaters Line Repeaters WSTL315080 ILR WSTL 315081 ILR XEL 7853 200 ILR CMD REPEATER loop code only Selects commands to configure the repeater for testing see Setting T1 Loop Codes on page 70 Based on the repeater selected the choices dynamically appear for selection using the softkeys T BERD 950 User s Guide TIMEOUT DISABLE Disables the loopback time out function of the repeater LOOPBACK QUERY Returns address of the repeater that is in loopback POWER QUERY Returns address of the repeater that is currently looping back the power ISSUES QUERY Returns the issue revision of the repeater POWER DOWN POWER UP The Teltrend IHR and the IOR accept POWER DOWN commands because both are capable of supplying power to the span When POWER DOWN command is set the command is received and turns the power off the span As long as the repeater is receiving this Power Down sequence command it will continue to power down However when the command is no longer being received using POWER UP the power is then restored This can take up to 5 seconds This function is typically used to reset the line particularly if a repeater in loopback cannot be l
101. RD 950 User s Guide ISDN PRI 158 signaling 191 Options 111 p PairGain A2LB HDSL command loop codes 291 Generic HDSL command loop codes 289 PBX Switch Turnup ISDN PRI 192 PCM TIMS 207 signaling 193 PCM TIMS front panel keys 212 PCM TIMS Option description 204 PCM TIMS Test Results 212 summary category 213 test type category 214 PCM TIMS Test Setup interface view 208 test type view 209 210 PCM TIMS Testing manual 208 TNT 206 PCMCIA Card Slot 16 Physical Specifications 42 Ping Testing 10BaseT 260 Placing Calls ISDN BRI 243 ISDN BRI circuit 226 ISDN BRI packet 228 ISDN PRI 168 Preventive Maintenance 21 Printer Operation 105 configuration 106 manual print screen 106 non volatile storage of prints 107 printing 106 timed print screen 107 Product Enhancement Group 278 customer services 278 Prompting Area home view 31 results view 35 setup view 33 system view 39 T Quiet Test 206 Rear Panel 18 view 19 Receiving Calls ISDN BRI packet 228 Receiving Circuit Calls ISDN BRI 226 Repeater Command Loop Codes teltrend 286 westell 287 XEL Line 289 Repeater Loop Codes 285 Repeaters command sets 73 commands and addresses 73 type 71 RESULTS I and II display controls and indicators 91 Results View prompting area 35 T1 33 Index m 305 Right Side Panel controls and connectors 16 17 view 17 RJ 45 Pin Assignments 114 em Selection Area home view 31 setup view 33 system view
102. S or NO default is NO When YES selected Appearance Id selection appears Appearance Id Appears when Call Appearance set to YES Values 1 254 and increments by one default is 1 for the second call Reverse Charge Allows placing collect packet calls Set to ON or OFF Default value is OFF RPOA Mode Registered Private Operating Agency Routing information is similar to an area code for packet calls Set to ON OFF RPOA Value Available when RPOA mode is set to ON Select value of 0 9999 Setting Up Manual ISDN Test Chapter 9 ISDN BRI Option m 243 Configuring ISDN Control The ISDN CONTROL softkey provides access to the CALL 1 CONTROL CALL 2 CONTROL and PACKET CALL softkeys When one of the keys is pressed the Results Test Type view appears From this view you may choose from the CALL 1 CALL 2 or PACKET CALL softkeys CALL 1 CONTROL CALL 2 CONTROL and PACKET CONTROL provides the following choices DIAL CALL Places the call DISC CALL Disconnects the call in progress ANSWER Answers the call if an incoming call is present SEND FOX Sends the FOX message PACKET CALL only AN Dynamic Payload Softkeys provide the ability to dynamically oe change the payload of the call when the call is connected Y circuit calls only BERT Connects the call for BER testing VOICE Connects the call to the speaker microphone TONE Connects the call to a 1004Hz tone Placing a Call
103. SULTS and SYSTEM provide access to various views on the Large Graphical Display as follows T BERD 950 User s Guide Main Display Controls Chapter 3 Large Graphical Display Operation a 27 HOME Allows you to choose the Test Interface the Task TNT or Manual or the Test Type SETUP Allows you to set the test parameters for the selected Test Interface Task and Test Type Press the SETUP key to access the TNT view or to change the view to Interface or Test Type RESULTS Allows you to view the test results for these Test Result views TNT Summary Interface Test Type Signal Time Performance and Alarms Press the RESULTS key to view each page SYSTEM Allows you to set general mainframe and auxiliary settings Scroll and Page Keys The SCROLL keys up and down arrow are used to scroll through the menu items The PAGE keys up and down arrows are used to page through the display when the PGUP or PGDN indicators appear in the prompting area If you only have one page the up arrow PAGE key moves the active selection line to the top of the display The down arrow PAGE key moves the active selection line to the bottom of the display Help Key The HELP key accesses the available help for the active selection line shown in reverse video on the Large Graphical Display Pressing the key once activates the help function the LED to the left of the key illuminates and the available help for the selected menu
104. Signaling Option m 187 Loop Start Trunk Type Signaling The Loop Start trunk type circuits emulate standard signaling between a telephone and a switch The signaling for the various types of Loop Start trunks FXS FXO SLC Station and SLC Office is as follows Loop Start FXS Signaling Loop Start FXS signaling is described in Table 54 Table 54 Loop Start FXS Signaling CE Direction Trunk Status Signaling Bits On Hook A 0 B 1 C 0 D 1 TRANSMIT Off Hook A 1 B 1 C 1 D 1 Loop closed On Hook A 0 B 1 C 0 D 1 RECEIVE Off Hook A 0 B 1 C 0 D 1 Ringing A X B 0 C X D 0 Loop Start FXO Signaling Loop Start FXO signaling is described in Table 55 T BERD 950 User s Manual Option Description 188 m Chapter 9 Signaling Option Table 55 Loop Start FXO Signaling C Direction Trunk Status Signaling Bits On Hook TRANSMIT Off Hook Ringing On Hook RECEIVE Off Hook A 0 B 1 C 0 D 1 A 0 B 1 C 0 D 1 A 0 B 0 C 0 D 0 A 0 BzX C 0 DzX Loop Idle Az BzX C 1 D X Loop closed Loop Start SLC Station Signaling Loop Start SLC Office signaling is described in Table 56 Table 56 Loop Start SLC Station Signaling Signaling Bits Direction Trunk Status On Hook TRANSMIT Off Hook On Hook RECEIVE Off Hook Ringing A 0 B 0 A 1 B 0 Loop closed A 1 B Idle Az B Idle A 1 B 1 0 Loop Start SLC Office Signaling Loop Start SLC Office signaling is described in Table 57 T B
105. Softkeys PRINT SCREEN Lia Figure 52 ISDN BRI X 25 Results Ooo0oNMNoNooo T BERD 950 User s Manual Test Results Chapter 9 ISDN BRI Option m 253 Title Bar 3 7 Test Type BRI ISDN X 25 Call Result Call Status Data Transfer LCN 1 Cause Code No Cause Location User Diagnostic No Addtional Info Display Reverse Chg OFF Area 4 Calling Num 13015551212 Called Num 13015552525 Call Failure Report Call Fail Item 1 LCN 5 Cause Code No Cause a Location User z Diagnostic Packet on Unassigned LCN Prompting Press HELP for Additional Area gt Result Information Figure 53 ISDN BRI X 25 Call Results The mainframe collects statistics on basic rate ISDN frames at the same time that it collects interface specific results These results are described in Table 77 Table 77 ISDN BRI X 25 Test Type Category Results D Result Description Frm Count Err Frm Reject Frm Frm Rejects Tot Rx Pkts Rx Data Pkt Counts the valid ISDN frames detected Counts the errored frames with at least one of the following conditions undefined control field S or U frame with an improper length and an I frame with a length exceeding limit Counts the frames with a sequence number error Counts the frames with ISDN Frame Reject frames A Frame Reject is sent when a device receives a frame with a protocol error Counts t
106. T BERD 950 User s Guide November 2000 7 ACTERNA Formerly TTC and WWG Copyright 2000 Acterna 20400 Observation Drive Germantown Maryland 20876 4023 USA USA 1 800 638 2049 e 1 301 353 1550 FAX 1 301 353 9216 Canada 1 888 689 2165 1 905 812 7471 FAX 1 905 812 3892 www acterna com 50 14950 01 Rev G Specifications terms and conditions are subject to change without notice All trademarks and registered trademarks are the property of their respective companies Getting Technical Assistance m Ul Getting Technical Assistance If you need assistance or have questions related to the use of this product call or email the Acterna s formerly TTC and WWG Technical Assistance Center TAC for customer support Acterna Contacts Region Phone Number Hours of Operation Americas 1 800 638 2049 M F 8 00 a m to 8 00 p m EST Europe Africa and 800 882 85822 M F 8 30 a m to 5 00 p m GMT Mid Fast European Freephone 44 0 118 975 9696 Acterna UK 49 0 6172 59 11 00 Acterna Germany 33 0 1 39 30 24 24 Acterna France Asia and the Pacific 852 2892 0990 M F 9 00 a m to 5 30 p m Hong Kong 8610 6833 7477 Beijing China During off hours you can leave a voice mail message send an email to tac acterna com in Europe eurotac acterna com or submit your question using our on line Technical Assistance Request form at www acterna com T BERD 950 User s Guide IV m Acterna C
107. T BERD 950 is not transmitting PING Packets If a count does not appear the far end device may not be sending PING packets successfully to the T BERD 950 Test Results Chapter 9 10 BaseT Ethernet Option m 273 Performance Category Results Performance category results are described in Table 84 Table 84 I0BaseT Ethernet Performance Category Results gt a Result Avg Frm Rat Avg Thruput Max Thruput Min Png Dly Max Png Dly Avg Png Dly Description Displays the average rate in frames per second for all transmitted and received Ethernet frames Displays the ratio of Ethernet octets over elapsed time in Kbps Displays the maximum calculated ratio of Ethernet octets over elapsed time in Kbps Displays the minimum time taken for a PING echo packet to be transmitted and an echo reply received in msec Displays the maximum time taken for a PING echo packet to be transmitted and an echo reply received in msec Displays the average time taken for the PING echo packet to be transmitted and an echo reply received in msec Troubleshooting The average frame ratio should increment in correspondence to traffic generated and received If the results do not correspond Ethernet frames are not being transmitted or received The average throughput should correspond to the rate being transmitted Assuming this fixed rate is below the maximum near end circuit data rate The maximum through
108. T Setup Interface View Figure 46 ISDN BRI BERT Setup Test Type View Figure 47 ISDN BRI Setup Interface View Figure 48 ISDN BRI Test Type Setup View Figure 49 e ISDN BRI D Channel Display Figure 50 ISDN BRI Test Type Results Figure 51 e ISDN BRI Call Status and Call Failure Report Figure 52 ISDN BRI X 25 Results Figure 53 ISDN BRI X 25 Call Results T BERD 950 User s Guide 141 142 147 158 162 162 171 175 176 195 196 208 210 213 220 221 221 222 225 231 232 234 235 245 249 252 252 253 Figures m xvii Figure 54 e 10BaseT TNT Setup View 262 Figure 55 e 10BaseT Setup Interface View 264 Figure 56 10BaseT Setup Test Type View 265 Figure 57 10BaseT Results Test Type View 267 T BERD 950 User s Guide xviii a Figures T BERD 950 User s Guide Tables Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 Table 10 Table 11 Table 12 Table 13 Table 14 Table 15 Table 16 Table 17 Table 18 Table 19 Table 20 Table 21 Table 22 Table 23 Table 24 Table 25 Tables m xix Front Panel Controls Indicators and Connectors 11 Keypad Special Functions 14 Left Side Panel Description 15 Right Side Panel Controls and Connectors 17 Physical Specifications 42 T1 Specifications 43 T1 Loop Code Originating Messages 46 T1 BERT Turn up 50 T1 DDS Turn up 51 Fractional T1 BERT Turnup Task 52 T1 Monitor Tests 53 AUTO Framing 64 Repeater Type 71 Commands and Addresses for Re
109. Test Results gt a Result Name Description Time Displays time of day in 24 hour format in hours minutes and seconds Date Displays the date in MM DD YY format Elapse Time Displays the number of hours minutes and seconds since a test start or a test restart Test Length Displays the time selected for the test to run Timed Test Test End In Displays the time remaining until the test is complete Timed Test T BERD 950 User s Guide T1 Test Results Chapter 7 T1 Test Results m 101 Table 24 Time Category Test Results Continued CE Result Name Description Power Loss Displays the number of times the unit has powered on since the RESTART key was pressed Batt Charge Displays amount of battery charge remaining Batt Index Indicates the amount of total charge capacity available when Battery Performance the batteries are fully charged Index Performance Category Results The Performance category results are described in Table 25 Table 25 Performance Category Results Result Description G 821 EFS Error Counts number of available seconds in which no bit errors Free Seconds G 821 occurred G 821 EFS Calculates ratio of available seconds in which no errors were Percent Error Free detected to total number of available seconds Seconds G 821 SES Counts the seconds in which the bit error ratio was greater Severely Errored than 10 3 within available time Seconds G 821 SES Dis
110. Tone Digit Duration Tone Digit Inter digit Time Disconnect Time 70 msec 70 msec 10 60 800 msec 60 msec 60 msec 7 dBm 200 msec 150 msec 200 msec 150 msec gt 600 msec 0 to 16 sec 70 msec to 600 msec 0 to 16 sec 70 msec to 16 sec 0 to 60 sec gt 600 msec 7 to 21 pps 40 to 68 gt 300 msec SEL NDUD gt 30 dB lt 6dB 4 dB to 8 dB gt 30 msec gt 25 msec 5 sec a In an HO sequence there is no terminating event with which to handshake so the event On Hook is sent 60 msec after the Off Hook event T BERD 950 User s Manual 192 a Setting Up TNT Chapter 9 Signaling Option Option Messages The message Sequence Fail flashes on the Two Line Display when a pre defined Call Origination or Call Termination sequence is not satisfied by the signaling events that occurred on the line This message also appears when a signaling event delays more than 60 seconds Setting Up TNT This section describes the TNT test setups to perform a T1 Interface PBX Switch Turn up Performing T1 Interface PBX Switch Turn up Table 61 lists the TNT test setups for PBX Switch Turn up For descriptions of the test setup parameters see Setting Up the T1 Interface View on page 62 For descriptions of all results see T1 Test Results on page 92 The objective of this test is to verify that the circuit can be used to place or receive a voice call When the test is performed at the NIU access point t
111. U DSU located at the customer premise This will loopback the fractional bandwidth configured for BER analysis The technician is typically in control of the test In D amp I mode the fractional DSOs under test are out of service while the remaining DSOs are in service This test isolates the problem to a specific piece of equipment or portion of the loop RCV LOOPBACK NIU Out of Service In this scenario the T BERD 950 is being used as a loopback device Ideally you are waiting for a loop code to be sent from a centralized tester or from a test set located in the CO The remote tester is typically in control of the test In D amp I mode the fractional DSOs under test are out of service while the remaining DSOs are in service This test isolates the problem to a specific piece of equipment or portion of the loop STRAIGHTAWAY DSX In Service In this scenario the T BERD 950 is being used at the CO while another test set is located at the far end typically the customer premises NID Testing and analysis is performed in both directions In D amp I mode the fractional DSOs under test are out of service while the remaining DSOs are in service This is a better method to sectionalize and verify a trouble during a turnup than loopback testing T BERD 950 User s Guide Chapter 5 T1 Task Navigated Testing TNT TNT Setup Items Framing AUTO Payload Nx56 Channels Edit Screen Line Coding B8ZS Bert Pattern QRSS
112. a level value from positive to negative DEL Deletes the selected character lt gt Moves the cursor left or right Push to Talk Provides Push to Talk microphone activation Left Side Panel Controls and Connectors The left side panel of the T BERD 950 mainframe is shown in Figure 4 Each control and connector is marked with a numbered callout Table 3 describes each control and connector labeled in Figure 4 T BERD 950 User s Guide AUX PORT Left Side Panel Controls and Connectors Chapter 2 Instrument Setup and Description u 15 RS 232 PRINT CONTROL e U Interface ha y To NT To LT p Figure 4 Left Side Panel Table 3 Left Side Panel Description Control Indicator Description 1 AUX PORT 2 CONTRAST 3 RS 232 PRINT CONTROL 4 PCMCIA Card Slot E Option Slot Future use Adjusts the backlight on the Large Graphical Display Note If the contrast is not set properly the display appears blank Connects to the RS 232 side of the printer cable Used for the T BERD 950 software card Used for the Protocol Services Board Acterna Part TB950 PSB U interface connectors are present but the ISDN BRI software option Acterna TB950 BRI must be installed to perform ISDN BRI testing For details see External Interface Requirements on page 223 T BERD 950 User s Guide Right Side Panel Controls and Connectors 16 m Chapter 2 Inst
113. a print of the current view on the Large Graphical Display Home Setup Results or System The T BERD 950 uses the 39 column print format Prints contain headers that show the product identifier print type site ID and the date and time of the print The site and ID fields can be configured from the System view The time stamp is captured when screen capture is obtained for the print Manual Print Screen T BERD 950 User s Guide With the T BERD 950 printer you can print the contents of the currently active graphical display Press the PRINT SCREEN softkey Except for the screen borders and softkeys the contents print as shown on the display Figure 20 is an example of the T BERD 950 Print Screen Printer Configuration Chapter 8 Printer Operation m 107 T BERD 950 Print Screen 13 44 24 07 17 1998 SITE ID Test Type T1 BERT LINE Bit Errors 3 Pat Slips 0 BER 5 E 08 Errored Sec 2 EFS 36 SEFS 94 74 Pat Los Sec 0 RT Delay ms N A PatSyncLoss 0 Inv Pattern FALSE Synctest ID N A Synctest Line N A p Figure 20 T BERD 950 Print Screen Timed Print Screen The T BERD 950 prints the current view at a specified interval Select this option as described in User Interface Configuration Requirements on page 108 Specify the time interval up to 999 hours and 99 minutes Non Volatile Storage of Prints When a print is initiated data is stored in non volatile RAM NOVRAM This allow
114. able 79 lists the specifications for the 10BaseT Ethernet option Table 79 10BaseT Ethernet Option Specifications Item Specification Test Modes Terminate DHCP Implementation RFC 2131 PING Testing ICMP Echo Test Traffic Generation Load Rate user selectable valid range 1 kbps to 10 Mbps Packet Length user selectable valid range 70 to 1518 bytes Payload Compensation Variable length ICMP echo response T BERD 950 User s Manual Setting up TNT Testing 262 m Chapter 9 10 BaseT Ethernet Option Setting up TNT Testing This section describes the TNT test setups for the 10BaseT Ethernet option A sample TNT Setup view is shown in Figure 54 fe IP Address Mode Static Source IP Address ds Kass d Gateway Address dc lg Su Subnet Mask 255 255 255 E Dest IP Address Yd dee Selection Area Prompting Select IP Address Mode Area Figure 54 10BaseT TNT Setup View Table 80 lists the TNT test setup for performing 10BaseT Ethernet Turn up tasks For descriptions of the test setup parameters see Setting up Manual Testing on page 263 For descriptions of all results see Test Results on page 266 T BERD 950 User s Manual Setting up Manual Testing Chapter 9 10 BaseT Ethernet Option m 263 Table 80 10BaseT Ethernet Turn up D Test TNT Setup TNT Results PING IP Address Mode STATIC FCS Err Frames Source IP Address 1 1 1 1 Checksum Err Frames Gateway Address 1 1 1 2 Sou
115. able to reproduce ii replacing such defective Software provided that Acterna received written notice of such defect within the Warranty Period or iii provided that Acterna received written notice of such defect within the Warranty Period terminating the License and upon return to Acterna of the Software Documentation and all other materials provided by Acterna under the applicable License T BERD 950 User s Guide Equipment Return Instructions 282 m Chapter 10 Acterna Customer Services providing Customer with a refund of all charges paid with respect thereto Acterna shall have no warranty obligations hereunder if a the Software is altered or modified or is merged with other software by Customer or any third party or b all or any part of the Software is installed on any computer equipment other than the Designated Server or used with any operating system for which the Software is not designed Services Warranty Acterna warrants that the Services provided by Acterna if any shall be performed promptly diligently and in a professional manner in accordance with the commercial standards of the industry Acterna shall not however be responsible for any delays that are not due to Acterna s fault or negligence or that could not have reasonably been foreseen or provided against WARRANTY DISCLAIMER FOR HARDWARE SOFTWARE AND OR SERVICES FURNISHED BY ACTERNA THE FOREGOING WARRANTEES ARE IN LIEU OF ALL OTHERWARRANTEES AN
116. ages available to the D channel M AE display see Interpreting D Channel Display on page 245 ISDN Q 931 Cause Codes Table 78 provides English translations of Q 931 messages received and transmitted on the D channel however the analyzer interprets the cause code for you T BERD 950 User s Manual Test Results 256 Chapter 9 ISDN BRI Option Table 78 ISDN BRI Results Reports Q 931 Cause Codes CE Class Value No Cause Code Q 931 Cause Codes 1988 000 001 010 011 T BERD 950 User s Manual 0001 0010 0011 0110 0111 0000 0001 0010 0111 0101 0110 1010 1011 1100 1101 1110 1111 0001 0110 1001 1010 1011 1100 1111 0001 0010 0110 1001 1010 1111 DAUNE 17 18 19 21 22 26 27 28 29 30 31 34 38 41 42 43 44 47 49 50 54 57 58 63 Unassigned number No route to specified transit network No route to destination Channel unacceptable Call awarded and being delivered in an established channel Normal call clearing User busy No user responding No answer from user user alerted Call rejected Number changed Non selected user clearing Destination out of order Invalid number format Facility rejected Response to STATUS INQUIRY Normal unspecified No circuit channel available Network out of order Temporary failure Switching equipment congestion Access information discarded Requested circui
117. aming is set to SF the following parameter is available PCM TIMS Option only Channel Format Selects the timeslot to channel assignment format default is D3 D4 Choices include D1D D2 or D3 D4 Drop to Speaker TERMINATE or D amp I modes Selects which line is dropped to the speaker default is RECEIVE Choices include RECEIVE TRANSMIT or BOTH T BERD 950 User s Manual Setting Up Manual PCM TIMS Test Chapter 9 PCM TIMS Option m 209 When SF is set to Monitor choices include LINE EQUIPMENT or BOTH ABCD Bits Thru D amp I mode Selects whether signalling bits are passed through the analyzer default is YES Choices include YES and NO This parameter can be set to NO only if INS Payload is ON This is not available in Terminate mode When ABCD Bits Thru is set to NO or when mode is set to TERMINATE and the Framing is set to SF or ESF choices include note that Bits C and D are for ESF framing only Bit A Sets the A signalling bit defaultis 0 The choices are 0 or 1 Bit B Sets the B signalling bit default is 1 The choices are 0 or 1 Bit C Sets the C signalling bit default is 1 The choices are 0 or 1 Bit D Sets the D signalling bit defaultis 1 The choices are 0 or 1 e In Terminate mode ABCD Bits Thru does not appear Setting Up the Test Type View PCM TIMS Test Type view configures the PCM TIMS test The Scroll and Page keys control this selection area
118. and processes the proper call setup information for two simultaneous calls and the proper frames to maintain the call connections simultaneously The BRI module provides physical layer status and statistics for the U interface side of the ISDN network These include activation status U interface sealing current and framing status Block errors are also counted See Test Results on page 246 for detailed results information The ISDN BRI option originates two circuit switched calls terminates two circuit switched calls or originates one circuit switched call while terminating a second circuit switched call In addition the unit can place and or receive X 25 Packet Data calls over the D channel When the call setup acknowledge message is received for incoming or outgoing calls it connects the speaker and microphone for that call You can also change the connection of the call dynamically A call connected to BERT can be changed to connect to the speaker microphone Option Description Chapter 9 ISDN BRI Option m 279 If the ISDN BRI option is connected to two voice calls simultaneously Call 1 is connected to the push to talk interface and a holding tone is placed on Call 2 If two data calls are connected then the BERT settings are the same on both calls The unit measures the loopback delay for each B channel After the D packet call is connected the analyzer can send the FOX message show the received data and provide X 2
119. asurement range 26 mA with an accuracy of 10 or 2mA OCU DP mode current output 4 mA to 20 mA depending on the length of the span Error Insertion Operation Single or continuous Error rate 1E 3 Error insert type Logic BPV L amp BPV or Frame Available on Primary or Secondary Channel Loop Response V 54 DSU CSU Disabled Option Messages The messages that may appear on the analyzer front panel during testing are provided in Table 29 Table 29 Option Messages gt a Message Category Message Receive Messages Preexisting Loop Present In Loopback Sealing Current Loss Alarm message Originating Messages Transmitting Loop Up Transmitting Loop Down T BERD 950 User s Manual Setting Up TNT Chapter 9 DDS LL Option m 117 Setting Up TNT This section describes the TNT test setups for the DDS LL option A sample TNT Setup view is shown in Figure 21 DDS LL Straightaway a Primary Rate 56kbps Transmit Clock RECOVERED Loopback Response DSU CSU Bert Pattern 2047 Selection Area L Prompting Select Primary Rate Area i disces baa ce at NUMEN D Figure 21 DDS LL TNT Setup View Performing DDS Service Turn up Table 30 describes the TNT test setups for DDS LL BER tests For descriptions of the test setup parameters see Setting Up Manual DDS LL Test on page 120 For descriptions of all results see Test Results on page 125 The objective of this test is to perfor
120. ata from the LONG USER n test Setting Up Manual Frame Relay Test Chapter 9 Frame Relay Option m 145 pattern The FOX payload of the test frame in Figure 25 on page 133 is replaced with the LONG USER n test pattern When Payload is set to USER n or SEQ USER n the following selection line appears USERn Data Where n is the number of the USER data pattern i e 1 or 2 When selected the Edit softkey appears enabling you to edit the data pattern Press the Edit softkey to access the USERn Data screen and the and the following softkeys Clear String Clears the entire pattern Abort Changes Aborts any changes made to the pattern Save amp Exit Saves the pattern and exits the User Pattern screen Press the MORE key to show these additional softkeys Cursor Home Moves the cursor to the first digit of the pattern Cursor End Moves the cursor to the last digit of the pattern Save amp Exit Saves the pattern and exits the User Pattern screen Press the MORE key to show these additional softkeys Next Page Moves to the next page in the pattern Prev Page Moves to the previous page in the pattern Save amp Exit Saves the pattern and exits the User Pattern screen Press the MORE key to show the original set of softkeys LMI All operating modes Selects the Link Management Interface link management type Choices include OFF Selects no link management
121. atures 167 ISDN PRI Option description 156 specifications 158 ISDN PRI Services 156 ISDN PRI Test Results 171 call status 176 d channel backup 175 Q 931 cause codes reports 176 summary category 172 test type category 173 175 ISDN PRI Test Setup interface view 161 162 manual test 161 PBX emulation 159 test type view 162 TNT view 158 Index m 303 ISDN PRI Testing monitor 160 TNT test 158 Key help 27 Keypad 14 special functions 14 Keys front panel PCM TIMS option 212 page 27 scroll 27 view 26 ms Large Graphical Display 30 LEDs 26 operation 25 LCD 90 Left Side Panel 15 controls and connectors 14 description 15 Line Loop Back LLB Mode 8 paths 9 Locations customer service 276 Loop Start FXO signaling 187 188 FXS signaling 187 SLC office signaling 188 189 SLC station signaling 188 trunk type signaling 187 T BERD 950 User s Guide 304 m index Main Display Controls 26 Manual Setup T1 54 Manual Test 10BaseT 263 DDS LL 120 ISDN BRI 234 ISDN BRI BERT test 230 ISDN PRI 161 PCM TIMS 208 signaling 194 T1 61 62 Modes of Operation 7 Monitor Mode frame relay option 133 ISDN PRI option 157 PCM TIMS option 205 signaling option 181 Monitor Test DDS LL 119 frame relay 140 ISDN PRI 160 0 Operating Modes 10BaseT 260 frame relay 132 ISDN BRI 220 ISDN PRI 157 PCM TIMS 204 signaling 180 Option Specifications 10BaseT 261 DDS LL 115 frame relay 134 ISDN BRI 224 T BE
122. ce Rx Loop Selects the type of loopback to enable on the receiver The default is RESP TO EOC Choices include MANUAL Allows you to manually loop up the selected bandwidth of the received 2B1Q signal T BERD 950 User s Manual Setting Up Manual ISDN Test Chapter 9 ISDN BRI Option m 235 RESP TO EOC Embedded Operations Channel EOC The unit responds automatically to a loopback request Channel Loop Manual Selects the channel to loop up default is NONE Choices include NONE No channel selected to be looped back on the unit B1 Selects channel B1 B2 Selects channel B2 B1 amp B2 Selects both B channels 2B D Selects both B channels and the D channel Setting Up the Test Type View The ISDN BRI Test Type Setup view configures the test to be performed The SCROLL and PAGE keys control this selection area Title Bar gt Switch NATIONAL Numbering Plan NATIONAL TEI MOde Selection Area Call Type Bearer Destination Bearer Channel Call Mode Calling Number C SPID Mode Prompting FUNC Select Bert Pattern Area gt Softkeys 5110RS 2047 2047QRS T1 1 Min Max Figure 48 ISDN BRI Test Type Setup View Bert Pattern The BER test patterns are listed here Refer to Setting Up the T1 Test Type View on page 80 for more information on these patterns default is 2047 T BERD 950 User s Manual Setting Up Manual ISDN Test
123. ce Choices include B1 Selects channel B1 B2 Selects channel B2 2B D Selects both B channels and the D channel Setting Up the Test Type View The ISDN BRI BERT Test Type Setup view is used to configure the test to be performed see Figure 46 The SCROLL and PAGE keys are used to control this selection area Tile Bar gt a Bert Pattern Channels Bert Rate Error insert Type Selection Area 9 Promptin Area g Select Channels Figure 46 ISDN BRI BERT Setup Test Type View T BERD 950 User s Manual Setting Up Manual BER Test Chapter 9 ISDN BRI Option m 233 BERT Pattern Selects the BERT pattern for the test Refer to Setting Up the T1 Test Type View on page 80 for more information on these patterns The default is the 2047 pattern Channels Selects the channel for the BER test The default is B1 If your Channel selection is B1 or B2 you need to select the Bert Rate Choices include B1 Selects channel B1 B2 Selects channel B2 B1 amp B2 Selects both B channels 2B D Selects both B channels and the D channel Bert Rate B or B2 Selects the bearer channel data rate Choices include 56K Selects an unrestricted circuit switched data connection with 56 kbps CCITT 1 463 rate adaptation 64K Selects a clear channel unrestricted circuit switched data connection with the full 64 kbps available for use with no rat
124. ck up D channel functionality This functionality enables a standby D channel to become activated if the IS D channel is no longer reliable The standby D channel is dedicated to a DSO on a secondary T1 Operating Modes The ISDN PRI option operates in one of two modes Monitor mode or Terminate mode The following paragraphs discuss each mode in detail Monitor Mode In Monitor mode the option monitors both directions of the ISDN D channel The mainframe is capable of collecting results on the D channel simultaneously with the T1 interface specific results Refer to Test Results on page 171 for a listing of the ISDN PRI option results Terminate Mode In Terminate mode the option emulates a TE Terminal Equipment device such as a PBX a router or an I MUX The analyzer originates all required frames for terminal emulation Layer 2 startup and basic call processing for the AT amp T SESS NT DMS 100 and NI 2 switches When terminating a link the results collected are for the received D channel only T BERD 950 User s Manual Setting Up TNT 1568 a Chapter 9 ISDN PRI Option Option Specifications Refer to T1 Specifications on page 43 for ISDN PRI option specifications Setting Up TNT This section describes the TNT test setups for the ISDN PRI option A sample TNT Setup view is shown in Figure 29 PRI Single 23B D Title Bar Framing ESF Bert Pattern 2047 Switch NATIONAL Numbering
125. cover is not hinged at the bottom of the T BERD 950 so eo to remove the bottom of the cover simply raise it up from the v slots on the bottom 3 Connect the yellow AC power cord to the T BERD 950 The power cable is included with the T BERD 950 in the shipping container The AC power connector is on the bottom right side of it 4 Apply power to the T BERD 950 The switch is on the right side of the T BERD 950 5 Adjust the contrast of the graphical display to suit you The control is located on front panel to the left of the display The display appears blank until the contrast is adjusted 6 Press the SELF LOOP control The SELF LOOP control is on lower left corner of the front panel The SELF LOOP LED illuminates to indicate the T BERD 950 is receiving its transmitted signal 7 Check the Status Alarm LEDs T BERD 950 User s Guide Modes of Operation Chapter 2 Instrument Setup and Description E 7 Status Alarm LEDs are located in the upper right corner of the front panel Verify SIGNAL FRAME SYNC PATTERN SYNC and B8ZS LEDs are illuminated green Once you complete these procedures it is safe set up the T BERD 950 for testing purposes For additional help please call Acterna s Technical Assistance Center TAC at 1 800 638 2049 Modes of Operation The baseline T BERD 950 Communications Analyzer is a T1 FT1 Bit Error Rate BER test set that offers several options that enable it to become a full feature
126. cting it and cleaning it The T BERD 950 should be visually inspected and cleaned as often as operating conditions require The accumulation of dirt on the T BERD 950 can cause overheating and component failure T BERD 950 User s Guide Battery Operation 22 m Chapter 2 Instrument Setup and Description Exterior Inspection Inspect the external portions of the instrument for damage wear and loose or missing parts Check all parts thoroughly to verify correct operation and performance Any deficiencies found that could cause personal injury or lead to further damage indicate that the unit should not be used Exterior Cleaning Loose dust on the outside of the instrument can be removed with a soft cloth Remove any dirt that remains with a soft cloth dampened in a mild detergent and water solution e g Miller Stephenson Cleaner MS 260 Do not use abrasive cleaners on the Large Graphical Display or Two Line Display screen as the screens could be scratched Do not get moisture inside the instrument Use only enough water to dampen the cloth Any accumulated dust and dirt in the fan input area can be removed with a vacuum Replacing the Fuse The procedure to replace the AC power fuse s in the T BERD 950 is presented below 1 Power off the T BERD 950 and disconnect the AC power cord 2 Remove the fuse holder s by turning it 4 turn counterclockwise while pulling the fuse out of the holder T BERD 950 User
127. cts to the 1004 Hz tone generator T BERD 950 User s Manual Setting Up Manual ISDN Test 238 m Chapter 9 ISDN BRI Option BERT BER testing is performed on the selected channels of the connected call PA Bearer Destination determines where the call is initially oe connected Once the call is connected it can be switched Y between the BERT engine and the Speaker using the softkeys T BERD 950 User s Manual Bearer Channel Enables selection of the bearer B channel for the call default is ANY Choices include ANY Allows the switch to allocate the bearer channel B1 Selects bearer channel 1 B2 Selects bearer channel 2 Call Mode Selects MANUAL DIAL or the appropriate Program Number Program N PROGRAM 1 through PROGRAM 5 for Call 1 and PROGRAM 6 through PROGRAM 10 for Call 2 MANUAL DIAL Enables manual entry of the number to be called Program N Enables entry of number to be called up to 18 digits default is 8441212 Program up to five numbers on PROG 1 through PROG 5 for Call 1 and five numbers on PROG 6 through PROG 10 for Call 2 Use the keypad to edit this field Calling Number Enables entry of the Directory Number DN of the circuit being analyzed up to 15 digits default is 8441212 Use the keypad to edit this field SPID Mode This is the Service Profile ID which identifies the types of services and features supported for a given device SPIDs are opt
128. cuit is looped back at the far end T BERD 950 User s Manual Test Results Chapter 9 ISDN BRI Option m 255 Table 77 ISDN BRI X 25 Test Type Category Results Continued CE Result Description X 25 Call Result Call Status Displays current call status LCN Displays the Logical Channel Number LCN of the X 25 call Cause Code Displays the plain English text for the Cause Code Location Displays the location of the Cause Code Diagnostic Displays the diagnostic code if appropriate for the call Reverse Chg Indicates if the call is a collect call Calling Num Displays the number from where the call is being placed Called Num Displays the number to where the call is being placed Call Failure Displays the number of call attempts that ended in call failure does not include Report busy replies or normal call clears LCN Displays the Logical Channel Number LCN of the X 25 call Cause Code Displays the plain English text for the Cause Code Location Displays the location of the Cause Code Diagnostic Displays the diagnostic code if appropriate for the call Reverse Chg Indicates if the call is a collect call Calling Num Displays the number from where the call is being placed Called Num Displays the number to where the call is being placed Full Displays the current amount of storage used full for D channel E message capture Displays the current number of mess
129. d multi service test instrument It has two T1 interfaces T1 LINE and T1 EQUIPMENT Each interface consists of an independent receiver and transmitter The interfaces can be configured for various applications The T BERD 950 can operate in four modes m Terminate Mode W Drop and Insert D amp I Mode m Dual Monitor Mon Mode W Line Loop Back LLB Mode Terminate Mode This mode separates the transmit and receive sides of a T1 path The input signal is terminated at the receive side and a totally independent signal is generated for the output You can use either the LINE Tx Rx pair or the EQUIPMENT Tx Rx pair In the event of power loss i e no AC power and no batteries to the T BERD 950 the LINE and EQUIPMENT pairs are automatically cross connected to prevent loss of service T BERD 950 User s Guide Modes of Operation E Chapter 2 Instrument Setup and Description Drop and Insert D amp I Mode This mode enables the T BERD 950 to access specific channels from the T1 line while leaving the other channels unaffected The transmit and receive side of the T1 path are paired As shown in Figure 1 the input signal is received Bipolar Violations BPVs are corrected the signal is regenerated and new data can be inserted onto specific bandwidths before the signal is sent to the output No data is inserted on the transmit path unless the associated receiver has frame synchronization The D amp I mode signal paths are illust
130. d one 1 keys on the keypad are used to enter new bit values into the pattern T BERD 950 User s Guide Setting Up Manual T1 Test 88 m Chapter 6 T1 Manual Test Setup T BERD 950 User s Guide Chapter yrs Test nesune I his section provides information on the test results available for the T BERD 950 T1 interface and BER testing T BERD 950 User s Guide Test Results Display 90 a Chapter 7 T1 Test Results Test Results Display Test results for the T BERD 950 appear on a Liquid Crystal Display LCD referred to as the Two Line Display The Two Line Display and associated controls and indicators located on the front panel above the keypad are shown in Figure 19 The following paragraphs describe the display and the use of the controls and indicators associated with it AN Test results can also appear on the Large Graphical Display oe by pressing the RESULTS key See Results View on page 33 v for more information TWO LINE DISPLAY J qm T ERU O summary O I Oi nterface O A I RESULTS DISPLAY O est TYPE 10 q RESULTS Il DISPLAY O siena 10 l CONTROLS amp INDICATORS CONTROLS amp INDICATORS O mwe O V OleeRFoRMANCH l l l BB EQUIPMENT D l EQUIPMENT RECEIVER SELECT 10 o CONTROLS amp INDICATORS Figure 19 Two Line Display Area LCD The Two Line Display is a two line by 24 character LCD The display is divided vertically into two sectio
131. d field replaceable batteries If installation services have been ordered the warranty period shall begin on the earlier of 1 completion of installation or 2 thirty 30 days after shipment to Customer If Installation Services have not been ordered the warranty period shall begin upon shipment to Customer Hereafter these periods of time shall be collectively referred to as the Initial Warranty Period Acterna s obligation and customer s sole remedy under this Hardware Warranty is limited to the repair or replacement at Acterna s option of the defective product Acterna shall have no obligation to remedy any such defect if it can be shown a that the Product was altered repaired or reworked by any party other than Acterna without Acterna s written consent b that such defects were the result of customer s improper storage mishandling abuse or misuse of Product c that such defects were the result of customer s use of Product in conjunction with equipment electronically or mechanically Warranty Information Chapter 10 Acterna Customer Services m 281 incompatible or of an inferior quality or d that the defect was the result of damage by fire explosion power failure or any act of nature Acterna warrants that Products returned to Acterna for repair shall be warranted from defective materials and workmanship for one 1 year for the same repair issue and ninety 90 days for a different repair issue from date of shi
132. de Table of Contents m Vil System View slssssesses ees 35 Title Bar ice Eee pe eed aus eee be Ed 36 Selection Area 0 cc cee 36 Prompting Area 00 eee eee eee eee 39 DOMKOYS cts see AREE ER e whi canned PAUL SE 39 Chapter 4 Specifications 4l Physical Specifications usuuuseuuuue 42 TT SpeoifICatioris 25 t eor ag ER C Ee 43 Chapter5 T1 Task Navigated Testing TNT 47 Testing with the T BERD 950 48 Comparing Manual Setup to TNT 48 TNT Task Mode Setup and Results 48 Performing T1 BERT Turn up in CSU Emulation 49 Performing T1 DDS Turn up Test in CSU Emulation 50 Performing Fractional T1 Turn up Test in CSU Emulation esten te fas nal oan 51 Performing T1 Monitor Tests 53 Manual Setup and Results 02 54 Test Configuration Examples 54 TNT Example oorr eR 55 Manual Setup Example sssseeeseseeesee 57 Using the Manual to Setup Configurations 59 Chapter6 T1 Manual Test Setup 61 Setting Up Manual T1 Test 0 62 Setting Up the Home View 0 eee eee 62 Setting Up the T1 Interface View 62 Setting DDS Loop Codes ssssssse 68 Setting T1 Loop Codes 0
133. don t care condition and a indicates switching Standard E amp M Signaling The standard E amp M signaling is used on trunks between switches in the public switched telephone network PSTN The E amp M signaling is listed in Table 49 T BERD 950 User s Manual 184 u Option Description Chapter 9 Signaling Option Table 49 Standard E amp M Signaling gt a Direction TRANSMIT RECEIVE Trunk Status Signaling Bits On Hook A 0 B 0 C 0 D 0 Off Hook Az Bz1 C 1 D 1 On Hook A 0 B X C 0 D X Off Hook A 1 B X C 1 D X Ground Start Signaling Ground Start trunk type circuits provide additional supervision to prevent outgoing calls commencing on circuits with incoming calls present The signaling for the various types of Ground Start trunks Foreign Exchange Station FXS Foreign Exchange Office FXO Subscriber Line Carrier SLC Station and SLC Office is as follows Ground Start FXS Signaling The Ground Start FXS signaling is described in Table 50 Table 50 Ground Start FXS Signaling C Direction TRANSMIT Trunk Status On Hook Ground Off Hook Signaling Bits A 0 B 1 C 0 D 1 A 0 B 0 C 0 D 0 Ground on Ring A 1 B 1 C 1 D 1 Loop closed after the far end FXO sends A 0 Ground on Tip T BERD 950 User s Manual Option Description Chapter 9 Signaling Option m 185 Table 50 Ground Start FXS Signaling Continued CA Direction Trunk Status Signaling
134. e 43 Frame Relay Alarms CE Result Description Inactive Tx DLCI Indicates the DLCI entered as the transmit address is not valid There is not an active PVC associated with this DLCI Rx Overflow Indicates when frames are dropped by the receiver T BERD 950 User s Manual Test Results 154 m Chapter 9 Frame Relay Option T BERD 950 User s Manual ISDN PHI Option his section provides step by step instructions for the ISDN Primary Rate Interface PRI option for the T BERD 950 and discusses the following topics Option Description TNT Setups Manual Test Setups Test Results T BERD 950 User s Manual Option Description 156 Chapter 9 ISDN PRI Option Option Description The ISDN Primary Rate Interface PRI option in conjunction with the Protocol Services Board option enables the T BER D950 Communications Analyzer to initiate answer or monitor ISDN PRI calls via the T1 interface The option can be connected to ISDN circuits terminated by the following switches AT amp T SESS Ver 9 or later NT DMS 100 Ver BCS 38 or later and National ISDN 2 NI 2 compliant switches In Terminate mode the option has the capability to connect two calls simultaneously two incoming two outgoing or one incoming and one outgoing For example it can call itself on a different B channel The interface can BER test up to two data calls or connect up to two voice calls The call setup for these calls does not have to occur
135. e adaptation Error Insert Type Selects error type to be inserted in the data stream when the ERROR INSERT key is pressed default is LOGIC Choices include LOGIC Enables insertion of bit logic errors Single errors or an error rate can be selected using the ERROR INSERT key FEBE Enables insertion of Far End Block Error FEBE framing parity and out of frame OOF errors Single errors or an error rate can be selected by using the ERROR INSERT key CRC Enables insertion of Cyclic Redundancy Check CRC errors Single errors or an error rate can be selected by using the ERROR INSERT key T BERD 950 User s Manual Setting Up Manual ISDN Test 234 m Chapter 9 ISDN BRI Option Setting Up Manual ISDN Test This section provides descriptions of the Test Setup parameters to test the ISDN service Use the Interface and the Test Type views as shown in Figure 47 Title Bar 1 2 Interface BRI ISDN p NT1 TE RESPOND TO EOC Selection Area Prompting Select Mode Area mecs e Hr nes Lia Figure 47 ISDN BRI Setup Interface View Setting Up the Interface View The Interface Setup view is used to configure the BRI interface The following parameter choices are available when ISDN BRI is the selected test type Mode The only choice is NT1 TE Network Termination Terminating Equipment In this mode the unit emulates an integrated NTI TE device at the U interfa
136. e during a turnup than loopback testing SEND LOOPBACK DSX In this scenario the T BERD 950 is used to generate a loop code to a device located at either 1 the customer premises such as the CSU DSU 2 the local loop such as a repeater or 3 within the network such as an OCU DP or DSO DP card TNT Setup Items Framing ESF Channel 1 Rate DS0A56 Line Coding B8ZS Insert Side LINE TX Insert Payload OFF Bert Pattern 2047 User prompted to turn this ON Framing ESF Channel 1 Rate DS0A56 Line Coding B8ZS Insert Side LINE TX Insert Payload OFF Loopcode Type ALTERNATING Loopcode DSU Bert Pattern 2047 User prompted to turn this ON TNT Results BPVs Bit Errors Pat Slips Frm Errors Errored Sec CRC Errors Rev Freq Hz R Lvl dBdsx BPVs Bit Errors Pat Slips Frm Errors Errored Sec CRC Errors Rev Freq Hz R Lvl dBdsx Performing Fractional T1 Turn up Test in CSU Emulation The purpose of these tests is to perform Fractional T1 qualification such as QRSS BER tests This mode lets you view various test results while the test is running Table 10 provides detailed test scenarios TNT setup items and test results T BERD 950 User s Guide Comparing Manual Setup to TNT 52 a Table 10 Fractional TI BERT Turnup Task D Test SEND LOOPBACK NIU Out of Service In this scenario the T BERD 950 is used to generate a V 54 loopback code to the CS
137. e following parameters and associated choices are available when the Test Type selectable on the Home view is set to either SIG or SIG BERT or SIG TIMS if the PCM TIMS option is installed Trunk all operating modes Enables selection of the trunk type which defines the On Hook and Off Hook signaling status for the A B C and D signaling bits default is STD E amp M Choices include STD E amp M Selects the standard E amp M signaling used on trunks between switches in the public switched telephone network LOOP START Selects the Loop Start trunk type that emulates standard signaling between a telephone and a switch When selected the following parameter choice is available Emulate Loop and Ground Start Selects the type of emulation used on the trunk default is FXS Choices include T BERD 950 User s Manual Setting Up Manual Signaling Test Chapter 9 Signaling Option m 197 FXS Selects Foreign Exchange Station as the emulation type FXO Selects Foreign Exchange Office as the emulation type SLC STATION Selects SLC Station as the emulation type SLC OFFICE Selects SLC Office as the emulation type GROUND START Selects the Ground Start trunk type that provides additional supervision to prevent outgoing calls on circuits with incoming calls Same choices as Loop Start USER DEFINED Enables you to specify the On Hook and Off Hook signaling states Bit A S
138. e listed in Table 73 Table 73 Incoming Call Activitie s D Action Result Press ANSWER sofkey Connects calls to the speaker and microphone voice You can then choose to begin BER testing if it is a data call After the call is connected you can dynamically change the connection data to voice or voice to data via softkeys Press DISCONNECT softkey Clears calls Press IGNORE softkey T BERD 950 User s Manual Holds call in the alert state until the far end cancels the call or you select the Call Control softkey press the appropriate Call 1 or 2 softkey then press the Answer softkey Setting Up Manual ISDN Test Chapter 9 ISDN BRI Option m 245 Interpreting D Channel Display This feature shows English translations of messages received and transmitted on the D channel As shown in Figure 49 this display provides complete Q 921 Q 931 and X 25 text based information for all valid ISDN frames See ISDN Q 931 Cause Codes on page 255 for Q 931 Cause Code Table Title Bar 0000r 000 a LINE NT gt TE C SAPI 000 TEI 000 00 10 22 00 I Ns 018 Nr 019 P F 0 Call Reference 012 SETUP BEARER CAPABILITYLen 03 Coding Standard CCITT Transfer CapabilitySpeec Display f bili h Area m Transfer Mode Circuit Transfer Rate 64 kbit s Layer 1 Protocol u law CHANNEL ID Len 03 Indicated ChannelExclusive Channel SelectionB1 C Channel IdentifierNot D CH CALLED PARTY NUMBERLen 08 Prompting
139. e selected on the Setup Interface v view for T1 in order to run this test T BERD 950 User s Manual 182 u Option Description Chapter 9 Signaling Option Pre defined Signaling Sequences Pre defined signaling sequences enable you to program complex signaling sequences that emulate switch to switch or PBX to switch communications Both originating and terminating supervision events as well as digits can be programmed in a sequence The originating supervision events and digits are transmitted by the test set while terminating supervision events are received by the test set and provide handshaking with the digit receiving device Up to 64 digits supervision events can be programmed into a sequence Digits are transmitted as programmed in the sequence The Dial Tone is a terminating supervision event and can also be programmed into a sequence After the pre programmed sequence is selected you can initiate transmission Manual Dialing Signaling Manual dialing enables you to originate a call just as if a regular telephone was being used The following digit types are available for use in manual dialing Dial Pulse DP Multifrequency MF and Dual Tone Multifrequency DTMF You must press the On Hook and Off Hook softkeys located on the Signaling Test Type Results Test Type view at the appropriate time to complete a call The speaker is enabled at all times during the test so that you can listen to the channel data being dro
140. e software version User Interface Configuration Requirements T BERD 950 User s Guide The System view is used to configure the Printer option for the T BERD 950 The SCROLL keys are used to control this selection area Printer Info Select one of the following choices default is HIDE HIDE Hides the options for the printer port default DISPLAY Shows other options to set up the print configuration Printer Configuration Chapter 8 Printer Operation m 109 AN If Printer Info DISPLAY is selected the remainder of the oe x v options are shown on the System view Site Identifies the Site on the Print Header Enter six characters of hex digit or leave blank default is blank Id Identifies other characteristics of the site on the Print Header Enter two characters of 0 9 or leave blank default is blank Timed Prints Prints the current views test results at a specified interval Select ON or OFF When ON is selected the following line appears to set the print time Timed Prints HHH MM Set the print time using the keypad Default is 1 00 one hour Clear Print Buffer Use the Softkeys to select YES or NO The default is NO A dialog screen pops up to confirm your selection Printer Port Info Provides Printer Port options Set the options based on your printer configuration The default is HIDE HIDE Hides the options DISPLAY Shows other options to set up the
141. e span when testing from the Central Office toward the NIU to prepare the span for receipt of loop up or loop down codes NEAR END ARM Transmits a near end arming code on the span when testing from the NIU toward the Central Office CO to prepare the span for receipt of loop up or loop down codes DISARM Transmits a disarming code on the span to disarm the span when testing is completed ADDR UP ADDR DOWN Increments or decrements by one the repeater address from the current address PROGRAMMABLE Selects user programmable inband loop codes 3 to 16 bit loop up and loop down codes the left most bit of each code string is transmitted first These loop codes are valid in Full T1 Fractional T1 and all framing modes When selected the following selection lines are available Prog Set Allows you to program and access up to 10 user programmable loop up and loop down codes Each set contains its own 16 bit loop up code and loop down code You can label each of the user programmable codes Loop Up Code n and Loop Down Code n with alphanumeric characters See Editing User Programmable Fields on page 77 for details on editing this field Loop Up Code n Enables setting the binary value of the loop up code default is 10000 The left and right arrow keys on the keypad are used to select the individual bit to be set and the zero 0 or one 1 key on the keypad is used to set the bit value T BERD 950
142. e to be transmitted by the analyzer Dial Program N Where N is the number of the Dial Program sequence 1 through 5 Enables setting the Dial Program N pattern The program string can be up to 64 supervision event digits see Table 59 on page 190 for the valid supervision event symbols Use the keypad to enter numeric values and the softkeys to enter supervision events AN Use the MORE key to access additional softkeys used in editing e Y the sequence O n Hook Selects Originating On Hook supervision event Off H ook Selects Originating Off Hook supervision event R ing Selects Originating Ring supervision event P ause Selects Origination Pause supervision event w ink Selects Terminating Wink supervision event d elay dial Selects Terminating Delay Dial supervision event o n hook Selects Terminating On Hook supervision event off h ook Selects Terminating Off Hook supervision event dial t one Selects Terminating Dial Tone supervision event DTMF Selects the Dual Tone Multifrequency digit type DP Selects the Dial Pulse digit type MF Selects the Multifrequency digit type T BERD 950 User s Manual Setting Up Manual Signaling Test Chapter 9 Signaling Option m 199 When RECEIVE is the selected sequence type the following parameters are available Rcv Seq Selects the preprogramming Call Termination sequence to be used by the analyzer defa
143. e while the test is in AN progress without interrupting T BERD 950 performance oe The batteries can be hot swapped i e one at a time when v T BERD 950 is powered ON If you do so remember that the BATT CHG result Time Results Category becomes invalid until the batteries are conditioned T BERD 950 User s Guide Battery Operation Chapter 2 Instrument Setup and Description u 21 2 Open the battery compartment door located on the rear panel of T BERD 950 by turning the two fasteners turn counterclockwise 3 Remove each of the batteries individually Using the cloth strap lift the end of the battery away from the contacts 4 Allow one 1 minute between removal and installation of the batteries to enable the battery capacity measurement to reset 5 Install the new battery by inserting the contact end first and firmly press down on the end away from the contacts Battery contacts are offset to prevent incorrect installation 6 Close the battery compartment door and secure it by turning the two fasteners 4 turn clockwise Condition the batteries to obtain accurate battery capacity readings Refer to pag e37 in Chapter 3 for additional information Allow the batteries to charge to full capacity prior to operating T BERD 950 on battery power The batteries will charge when the unit has AC power Preventive Maintenance Preventive maintenance on the T BERD 950 involves two steps visually inspe
144. ecifies a single T1 line interface to be tested The D channel must be located on the LINE Tx Rx pair Line Intf Use to set the primary T1 LINE interface number any number between 0 and 19 can be selected default is 0 Use either the keypad or the INCREASE VALUE or DECREASE VALUE softkeys to enter the value AN If the Line Interface selected does not match the Line eo Interface provided by the switch the analyzer reconfigures v to use the Line Interface provided by the switch T BERD 950 User s Manual Setting Up Manual ISDN Test 164 Chapter 9 ISDN PRI Option Line D Chan Use to set the D channel number any number between 1 and 24 can be selected default is 24 Use either the keypad or the INCREASE VALUE or DECREASE VALUE softkeys to enter the value MULTIPLE TERMINATE mode only Allows testing of NFAS service using multiple T1s controlled by a single D channel The D channel must be located on the LINE Tx Rx pair When selected in addition to Line Intf and Line D Chan the following parameter choice is available Equip Intf Multiple or NFAS DCBU Use to set the T1 EQUIPMENT interface number any number between 0 and 19 can be selected default is 1 Use either the keypad or the INCREASE VALUE or DECREASE VALUE softkeys to enter the value The Equip Intf should not be the same as the Line Intf NFAS DCBU Enables testing of NFAS circuits optioned with DCBU When select
145. ection provides step by step instructions for using the Signaling option and discusses the following topics Option Description TNT Test Setups Manual Signaling Test Setups Test Results T BERD 950 User s Manual 180 u Option Description Chapter 9 Signaling Option Option Description The Signaling option enables the T BERD 950 Communications Analyzer to perform signaling tests and to test against different trunk types In addition this option enables the analyzer to establish a voice or data call so that the microphone PCM TIMS option if installed or BERT source sync can transmit receive tones voice or data without dropping the call The external interface to the Signaling option is the T1 interface both LINE and EQUIPMENT connectors are used The PCM in band robbed bit signaling works with channel data dropped from or inserted in a T1 line Operating Modes The Signaling option operates in one of the following T1 operating modes Terminate Drop amp Insert or Monitor mode The following paragraphs provide a brief discussion of each mode Terminate Mode In Terminate mode both sides of a T1 path are separated the input signal is terminated at the receive side and a totally independent signal is generated for the output Drop amp Insert Mode The Drop amp Insert mode enables the analyzer to access specific channels from the T1 line while leaving the other channels unaffected T BERD 950 User s Man
146. ed in addition to Line Intf Line D Chan and Equip Intf Choices include In DCBU the primary D channel must be located on the TI connected to the LINE Interface and the secondary D channel must be located on the T1 connected to the EQUIPMENT Interface Equip D Chan Use to set the D channel number any number between 1 and 24 can be selected default is 24 Use either the keypad or the INCREASE VALUE or DECREASE VALUE softkeys to enter the value The following parameters must be set for each call you want to place Call Type Selects the type of call to be originated by the option default is VOICE The choices include VOICE Selects a voice type call T BERD 950 User s Manual Setting Up Manual ISDN Test Chapter 9 ISDN PRI Option m 165 56K Selects an unrestricted circuit switched data connection with 56 kbps CCITT 1 463 rate adaptation 64K UNRESTRICTED Selects a clear channel unrestricted circuit switched data connection with the full 64 kbps available for use with no rate adaptation HO Selects an HO 384 kbps type data call H11 Selects an H11 1536 kbps type data call only available when T1 Lines is set to MULTIPLE and the call is placed on EQUIPMENT TI Interface Nx64 Selects contiguous noncontiguous 64 kbps timeslot operation Nx56 Selects contiguous noncontiguous 56 kbps timeslot operation 3 1K AUDIO Selects a 3 1 kbps call type Bearer
147. ed and BER testing is not performed 4 v Primary Rate TERMINATE and LLB modes Enables selection of the data rate for transmission and analysis default is 56kbps Choices include 2 4 4 8 9 6 19 2 38 4 56 or 64kbps T BERD 950 User s Manual Setting Up Manual DDS LL Test Chapter 9 DDS LL Option m 123 When Primary Rate is set to any rate except 64kbps the secondary channel choices include Secondary Channel Turns the secondary channel ON or OFF default is OFF When set to ON the following choice appears Analysis Channel Selects the channel on which analysis is performed default is PRIMARY Choices include PRIMARY Performs analysis on the Primary channel SECONDARY Performs analysis on the Secondary channel LBO TERMINATE mode only Enables emulation of the different cable losses for the output signal level default is 0dB The selected cable loss affects the transmit data only at the connectors Choices include 0 dB Sets the primary output TX to zero or no line build out 0 dB attenuation 3 dB Provides 3 dB line build out attenuating the output with 3 dB of simulated cable loss 6 dB Provides 6 dB line build out attenuating the output with 6 dB of simulated cable loss 9 dB Provides 9 dB line build out attenuating the output with 9 dB of simulated cable loss Setting Up the DDS LL Test Type View The Test Type view allows you to configu
148. ed and being delivered in an established channel T BERD 950 User s Manual Test Results Chapter 9 ISDN PRI Option m 777 Table 48 ISDN PRI Results Reports Cause Codes Continued C Class Value No Cause Code 001 0000 16 Normal call clearing 0001 17 User busy 0010 18 No user responding 0111 19 No answer from user user alerted 0101 21 Call rejected 0110 22 Number changed 1010 26 Non selected user clearing 1011 Di Destination out of order 1100 28 Invalid number format 1101 29 Facility rejected 1110 30 Response to STATUS INQUIRY 1111 31 Normal unspecified 010 0001 34 No circuit channel available 0110 38 Network out of order 1001 41 Temporary failure 1010 42 Switching equipment congestion 1011 43 Access information discarded 1100 44 Requested circuit channel not available 1111 47 Resources unavailable unspecified 011 0001 49 Quality of service unavailable 0010 50 Requested facility not subscribed 0110 54 Incoming calls barred 1001 57 Bearer capability not authorized 1010 58 Bearer capability not presently available 1111 63 Service or option not available unspecified 100 0001 65 Bearer capability not implemented 0010 66 Change type not implemented 0101 69 Requested facility not implemented 0110 70 Only restricted digital information bearer capability is available 1111 719 Service or option not implemented unspecified T BERD 950 User s Manual Test Results 178 a Cha
149. een when the T BERD 950 detects a T1 signal with frequency equal to 1 544 000 Hz 50 Hz and a level greater than 35 dBdsx The LED indicates at which RECEIVE input LINE or EQUIPMENT the signal is detected The red History LED illuminates when no signal is detected for a period of 150 ns Illuminates green when the T BERD 950 achieves frame synchronization with the received T1 data stream The LED indicates which RECEIVE input LINE or EQUIPMENT the signal is detected The red History LED illuminates when two out of four received frame bits are in error Illuminates green when the received test pattern is recognized by the T BERD 950 and pattern synchronization is achieved The LED indicates if pattern sync is detected on the LINE or EQUIPMENT side Pattern synchronization depends on receiving a given number of consecutive error free bits for the specific test pattern T BERD 950 User s Guide T1 Test Results 94 E Chapter 7 T1 Test Results Table 19 Status Alarm LEDs for T1 Interface Continued CE Status Alarm LED Description B8ZS Illuminates green when the T BERD 950 detects Bipolar 8 Zero Substitution clear channel coding The LED indicates which RECEIVE input LINE or EQUIPMENT detected the B8ZS coding The red History LED illuminates when the B8ZS code is no longer detected at the corresponding input AIS Illuminates red when the T BERD 950 detects an Alarm Indication Signal The LED indicates which RECEIVE in
150. ement range is 23 0 dBm to 23 5 dBm with over and under value indication Displays level of received signal in dB relative to a standard 6 volt base to peak signal DSX level Measurement range is 6 0 dBdsx to 40 0 dBdsx with over and under value indication Displays level of the received signal in peak to peak volts Measurement range is 12 V to 1 V if under 1 V the range is 0 99 V to 0 05 V Displays level of the received signal in volts measured on negative T1 pulses Displays level of the received signal in volts measured on positive T1 pulses Counts test seconds in which the signal was not present for any part of the second T BERD 950 User s Guide T1 Test Results 100 m Chapter 7 T1 Test Results Table 23 Signal Category Results Continued Result Name Description Sig Los Cnt Counts number of times the signal has been lost Signal Loss Count Max Zeros Counts the maximum number of consecutive zeros on the T1 Maximum receiver since initial signal present counts 0 to 250 with Consecutive Zeros overflow indication ABCD Bits Displays the status bits for all 24 channels When framing is set to SF the AB bits are shown and results could be 0 1 or T toggling between 0 and 1 only when QRSS is selected When framing is set to ESF the ABCD bits are shown Only appears on the Results view Time Category Results The Time category results are described in Table 24 Table 24 Time Category
151. enarios quickly easily and accurately TNT is designed around the tasks and terminology employed by the technician Basic T1 TNT configurations are described in Testing with the T BERD 950 on page 48 TNT is for the technician who performs typical field service turnup and troubleshooting procedures However for those who encounter non traditional testing scenarios the T BERD 950 is still entirely custom configurable using Manual Setup mode Either way the T BERD 950 can provide full featured testing capabilities based on your needs Chapter PAESES his section describes the T BERD 950 Communications Analyzer instrument setup modes of operation front side and rear panel connectors and indicators battery operation and preventative maintenance T BERD 950 User s Guide Instrument Setup 6 a Chapter 2 Instrument Setup and Description Instrument Setup This section provides you with instructions for how to get your T BERD 950 up and running 1 Remove the T BERD 950 from the shipping container Save the container If the T BERD 950 requires servicing use this container to return it to Acterna 2 Temporarily remove the cover of the T BERD 950 Place the T BERD 950 upright so that it stands on its rubber feet and the handle is at the top Use both thumbs to push the lid clips inward and to the right simultaneously to unhinge them from the connector Pull the lid towards you Be sure to save the cover AN The
152. ency 1004 Hz Level 1004 Hz Frequency 2804 Hz Level and 2804 Hz Frequency A result takes approximately 4 seconds to appear on the Results view Quiet Test Quiet test with one receiver and or one transmitter enabled is used to perform noise measurements on a PCM data circuit when no tones are present and one end of the circuit has been terminated To simulate this condition a code representing zero signal OxFE is inserted on the channel under test This test provides the following results C Message Noise D Message Noise 3 4 kHz Flat Noise DC Offset and Impulse Noise AN Only one set of measurements C D or 3 4 can be v performed at a time Setting Up TNT T BERD 950 User s Manual This section describes the TNT test setups to perform a T1 Interface PBX Switch Turn up Setting Up TNT Chapter 9 PCM TIMS Option m 207 Performing T1 Interface PBX Switch Turn up Table 64 lists the TNT test setup for PBX Switch Turn up TIMS Test For descriptions of the test setup parameters see Setting Up the T1 Interface View on page 62 For descriptions of all results see T1 Test Results on page 92 The objective of this test is to verify the DSO does not have excessive loss or noise which will result in poor voice quality Usually a 1004Hz loss or C message noise measurement is made Table 64 TI Interface PBX Switch Turn up C Test TNT Setup Results Summary TIMS Lvl Noise Test Framing ESF BPVs Channel 1
153. ent call State Displays the SPID value for Call 1 that was assigned during SPID assignment Use in NT1 and LT modes also Displays the SPID value for Call 2 that was assigned during SPID assignment Use in NT1 and LT modes also Counts the aborted ISDN frames detected excluding Out of Frame aborts Test Results Chapter 9 ISDN BRI Option m 257 Table 76 ISDN BRITest Type Category Results Continued Result Description Invalid Frm Counts the frames with at least one of the following invalid conditions short frame FCS errored frame single octet address unapproved Service Access Point Identifier SAPI Call Fails Counts the number of call attempts that ended in call failure does not include busy replies or normal call clears Call 1 and Call2 Call Status Displays current call status Status Call Type Displays DATA or VOICE call type Caller ID Displays the number from where the call is being placed Channel Displays the Bearer Channel being used by the call Cause Code Displays the plain English text for the Cause Code Location Displays the location of the Cause Code Call Failure Displays the status of the last 5 failed ISDN calls Report Call Type Displays DATA or VOICE call type Channel Displays the Bearer Channel being used by the call Cause Code Displays the plain English text for the Cause Code Location Displays the location of the Cause Code Calling Display
154. er 5 T1 Task Navigated Testing TNT T BERD 950 User s Guide Chapter G piere his section describes the basic test setup for the T1 interface on the T BERD 950 T BERD 950 User s Guide Setting Up Manual T1 Test 62 m Chapter 6 T1 Manual Test Setup Setting Up Manual T1 Test This section provides descriptions of the test setup parameters to perform a variety of tests using the manual setups for the T1 interface Setting Up the Home View Start with the Home view as shown in Figure 15 1 Select the T1 Interface 2 Select the MANUAL SETUP Task 3 Select the BERT Test 4 Press the SETUP key T1 BERT C T1 MANUAL SETUP Selection Area gt 3 Prompting FUNC Select Mode Figure 15 Home View Setting Up the T1 Interface View The Setup Interface view is used to configure the T1 interface see Figure 16 Use the SCROLL and PAGE keys to control this selection area T BERD 950 User s Guide Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup E 63 Tite Bar gt E TERMINATE AUTO FULL B8ZS TERM Selection j i TERM Area d iming INTERNAL s Prompting Select Mode Area Lia Figure 16 TI Setup Interface View Using the Setup Interface view select the parameters for your test Mode Enables selection of the operating mode default is TERMINATE The choices include the following TERMINATE Selects Terminate mode both sides of a
155. esults Chapter 9 PCM TIMS Option m 215 Table 65 PCM TIMS Test Type Results Continued CE Result Name Description D Wgt Noise Measures using D Message weighting the noise on an idle D Weighting Noise channel or circuit a channel or circuit with a termination at one end and no holding tone at the transmitting end expressed in dBrnD Measurement range is 22 to 90 dBrnD with 1 dBrnD resolution Result available in QUIET test mode D Nch Noise Measures using D Message weighting and a 1010 Hz notch D Notch Noise filter the noise power on a channel with a holding tone at the transmitted end expressed in dBrnD Measurement range is 22 to 90 dBrnD with 1 dBrnD resolution Result available in HOLDING TONE test mode DC Off mV Measures DC offset from 128 mV to 128 mV with a DC Offset resolution of 1 mV Result available in MONITOR operating mode and HOLDING TONE VARIABLE TONE and QUIET test modes Dropouts Counts holding tones having levels that decreased by 12 dB 1 dB or more from the level established at the start of the current test and for a period of time greater than the qualification interval 4 1 2 periods of the holding tone Result available in HOLDING TONE mode Imp Noise H Counts signals exceeding the Impulse Noise threshold by 6 Impulse Noise High dB threshold accuracy is 1 dB Result available in Count HOLDING TONE and QUIET test modes Imp Noise M Counts signals exceeding the Impulse
156. ey LEDs Settings C RESULTS Display RESULTS II Display Off Off LINE Receiver results LINE Receiver results Off On LINE Receiver results EQUIPMENT Receiver results T BERD 950 User s Guide T1 Test Results 92 E Chapter 7 T1 Test Results Table 18 EQUIPMENT Key LEDs Settings Continued gu RESULTS Display RESULTS II Display Off EQUIPMENT Receiver LINE Receiver results results On EQUIPMENT Receiver EQUIPMENT Receiver results results T1 Test Results A v The T BERD 950 test results categories Summary Interface Test Type Signal Time Performance and Alarms are described in the following subsections as they pertain to the T1 interface TNT results are listed in the TNT configuration setups however this section and each option section provides definitions for all test results Summary Category The Summary category results view 1 7 automatically shows key results that are non zero or out of specification If all results are within specification for the LINE and EQUIPMENT receivers the message A11 Results OK appears on both sides of the Two Line Display T BERD 950 User s Guide T1 Test Results Chapter 7 T1 Test Results E 93 Alarm Status LEDs Table 19 defines the T BERD 950 front panel Alarm Status LEDs as they pertain to the T1 Interface Table 19 Status Alarm LEDs for TI Interface CE Status Alarm LED SIGNAL FRAME SYNC PATTERN SYNC Description Illuminates gr
157. g ESF BPVs Bert Pattern 2047 CRC Errors In this scenario the T BERD 950 is used to place Switch NATIONAL Frm Count and receive voice and data calls to either a known Numbering Plan NATIONAL Layer 2 Stat telephone number or to an ISDN test line such as Equip Intf 0 the TPI 560P Line Intf 0 Call Status Reports CALL 1 2 Call Type VOICE Call Mode Prog 1 6 Program 1 6 Calling Number Interface LINE T BERD 950 User s Manual Setting Up TNT 160 Chapter 9 ISDN PRI Option Table 44 ISDN PRI Turn up PBX Emulation Continued Test TNT Setup TNT Results MULTIPLE 47B D Framing ESF BPVs Bert Pattern 2047 CRC Errors In this scenario the T BERD 950 is used to place Switch NATIONAL Frm Count and receive voice and data calls to either a known Numbering Plan NATIONAL Layer 2 Stat telephone number or to an ISDN test line such as Equip Intf 0 the TPI 560P Line Intf 0 Call Status Reports Call Type VOICE Call Mode Prog 1 6 Program 1 6 Calling Number Interface LINE Performing ISDN PRI Monitor Test T BERD 950 User s Manual Table 45 lists the TNT test setup for performing T1 Interface ISDN PRI Monitor Test For descriptions of the test setup parameters see Setting Up Manual ISDN Test on page 161 For descriptions of all results see Test Results on page 171 The objective of this test is to passively verify the ability to place and rece
158. ge or abuse resulting in simplified paperwork and easier budgeting Product Enhancement Group The Product Enhancement Group staff offers one of the broadest and most experienced resource portfolios in the communications testing industry This team of professionals offers expertise in software development test procedure development and network consulting as well as years of expert test knowledge Support is available for all core Acterna product lines Network Consulting and Management Provides services such as productivity analysis test strategy assessment on site applications assistance and specialized training Software Customization Develops scripts for remote and automated testing statistics and emulation Test Procedure Development Creates procedures for auto mated testing network testing and compliance testing Test Systems Field Engineering and Installation T BERD 950 User s Guide Acterna offers a range of support services for our centralized test systems designed around the needs of the customer s network These services help preserve the investment over the life of the equipment Available services include Critical Services Program Provides technical support at any time 7 days a week 24 hours a day Replacement parts are guar anteed to arrive within 48 hours of contacting Acterna Maintenance Contracts Cost effective management for net works with multiple test systems Service
159. gure 56 shows a sample Test Type Setup view T BERD 950 User s Manual Title Bar Setting up Manual Testing Chapter 9 10 BaseT Ethernet Option m 265 2 2 Test Type 10BaseT IP IP Address Mode Static Source IP Address le Sly Gy 32 Gateway Address X Vale O2 Subnet Mask 255 255 255 0 Transmit Load Traffic Selection Destination Address Te dude 3 Area Load Rate kbps 144 Packet Length 493 Es Prompting FUNC Select Mode Area merce Lia Figure 56 10BaseT Setup Test Type View IP Address Mode Select the IP Address Mode as DYNAMIC or STATIC DYNAMIC Configures the T BERD 950 to accept an IP address that is assigned dynamically by the server using DHCP STATIC Allows you to enter the specified source IP address for the device or location at which testing is conducted Source IP Address STATIC Enables you to specify the source IP address Use the keypad to enter the address in this format XXX XXX xxx xxx Leading zeros are deleted from the IP address when you exit this field Address entries of 0 0 0 0 or 255 255 255 255 are not valid Gateway Address STATIC Enables you to specify the gateway address Use the keypad to enter the address in this format XXX XXX XXX XXX Leading zeros are deleted from the IP address when you exit this field Address entries of 0 0 0 0 or 255 255 255 255 are not valid T BERD 950 User s
160. he following options DDS LL Option Describes the DDS LL option specifications TNT and manual test setups plus results Frame Relay Option Describes the Frame Relay option specifications TNT and manual test setups plus results ISDN PRI Option Describes the ISDN Primary Rate Interface PRI option specifications TNT and manual test setups plus results T BERD 950 User s Guide Features and Capabilities 4 nu Chapter 1 Introduction Signaling Option Describes the Signaling option specifications TNT and manual test setups plus results PCM TIMS Option Describes the Pulse Code Modulation Transmission Impairment Measurement Set PCM TIMS option specifications TNT and manual test setups plus results ISDN BRI Option Describes the ISDN Basic Rate Interface BRI option specifications TNT and manual test setups plus results 10BaseT Ethernet Option Describes the 10BaseT Ethernet option specifications TNT and manual test setups plus results W Chapter 10 Acterna Customer Services Contains information on Acterna customer services general warranty information and service and repair information E Appendix A Repeater Loop Codes Appendix B Glossary M Index Features and Capabilities T BERD 950 User s Guide Designed to make routine test setup simple and intuitive Task Navigated Testing TNT guides field service technicians through typical testing sc
161. he PCM TIMS option operates in one of the following test routines Holding Tone Variable Tone 3 Tones or Quiet The following paragraphs provide a brief discussion of each mode Holding Tone Test The Holding Tone test with one receiver and or one transmitter enabled transmits a tone to the channel under test and the following parameters are measured with the corresponding results provided Level Frequency C Filter Signal to Noise Ratio D Filter Signal to Noise Ratio 3 4 Filter Signal to Noise Ratio C Notch Noise 3 4 kHz Flat with Notch Noise D Notch Noise DC Offset Dropouts and Impulse Noise AN Only one set of measurements C D or 3 4 can be derived at eo v a time Variable Tone Test The Variable Tone test transmits the selected tone frequency from 20 to 3904 Hz as is the level of the tone from 3 0 through 40 0 dBm The following results are provided Level Frequency and DC Offset T BERD 950 User s Manual Setting Up TNT 206 Chapter 9 PCM TIMS Option 3 Tones Test The 3 Tone test with one receiver and or one transmitter enabled measures the frequency response of a channel at three frequencies 404 1004 and 2804 Hz The 3 tones are transmitted automatically and repetitively as a sweep The transmission time of each tone is adjustable from 2 to 15 seconds the default is 5 seconds The following parameters are measured with the corresponding results are provided 404 Hz Level 404 Hz Frequ
162. he call is tested through the CO switch while at a T1 access point When the test is performed at the DSX access point the call is tested while at a T1 access point This will verify that there are no problems associated with improper timing improper number of digits wrong digit type and or overall switch translations T BERD 950 User s Manual Setting Up TNT Chapter 9 Signaling Option m 193 Table 61 TI Interface PBX Switch Turn up C Test TNT Setup Results Summary Voice Call NIU Framing ESF BPVs Channel 1 CRC Errors In this scenario the technician is usually located at Line Coding B8ZS T1 Rcv Frq the customer premise at the Network Interface Unit Tx Timing RECOVERED T1 Rcv Lvl dB NIU or a HTU R The T BERD 950 is emulating Drop to Speaker BOTH Signaling Events a PBX or CO Switch The test is performed after Trunk E amp M the T1 physical layer has been tested and the actual Emulate FXS voice service has been activated by the switch Seq Type DIAL technician Normally a call is placed to any known Dial Seq MANUAL telephone number Voice Call DSX Framing ESF BPVs Channel 1 CRC Errors In this scenario the technician is located within a Line Coding B8ZS T1 Rcv Frq central office at a DSX patch panel The T BERD Insert Side LINE TX T1 Rev Lvl 950 is emulating a PBX or CO Switch The test is Drop to Speaker BOTH Signaling Events performed after the T1 physical layer has been Trunk E amp M
163. he current character string Clear Set Clears the selected set allowing you to choose another set Cursor Home Places the cursor at the beginning of the string Cursor End Places the cursor at the end of the string Prev Page Places the cursor on the previous page Next Page Places the cursor on the next page Abort Changes Clears all changes and returns to the setup view T BERD 950 User s Manual Setting Up Manual ISDN Test 242 m Chapter 9 ISDN BRI Option T BERD 950 User s Manual Save amp Exit Saves the changes and Exits the editing function 3 Press a 1 through 9 or 0 the key on keypad to select a character set The assigned values for that key appear in the popup window 4 Pressthe corresponding number for the character you want to place into the user data information Press 0 to add spaces if needed 5 Repeat steps 3 and 4 until your User Data information is complete 6 Press Save amp Exit when finished CUG Mode Closed User Group mode This packet mode is used for Automatic Teller Machines ATMs or Point of Sales Terminals and provides password security protection to the connection Choices include ON OFF default is OFF CUG Closed User Group Appears when CUG Mode is set to ON Use the Select value of 0 9999 Use the INCREASE VALUE or DECREASE VALUE softkeys to set the value Setting Up Advanced Call Configurations Call Appearance Set to YE
164. he left key reduces the volume and the right key increases the volume 17 Speaker Allows you to hear audible VF tones present i e voice TIMS tones 18 Alphanumeric Keypad Consists of a telephone keypad See Table 2 on page 14 for detailed functions of the special keys 19 PUSH TO TALK Key Activates the microphone feature 20 LOOP UP Key Activates loop up code transmission The LED illuminates to indicate loop up code is being transmitted 21 LOOP DOWN Key Activates loop down code transmission The LED illuminates to indicate loop down code is being transmitted 22 Interface Module Slot Provides slot for optional interface module use such as the Analog 2W 4W or Datacom DTE DCE interface modules T BERD 950 User s Guide Left Side Panel Controls and Connectors 14 m Chapter 2 Instrument Setup and Description Keypad The keypad consists of a telephone keypad and has additional keys for signaling entry and HEX based input Special keys are described in Table 2 Table 2 Keypad Special Function s Key Description A B C D Adds DTMF signaling when setting the Program Dial feature for some options The STP ST2P and ST3P markings above the keys are for MF signaling Also used for entering HEX information E Adds DTMF signaling and KP for MF signaling Also used for entering HEX information and a decimal point F Adds DTMF signaling and ST for MF signaling Also used for entering HEX information D Toggles
165. he test set is plugged into the circuit after the actual frame relay service has been turned on by the NOC The TB950 is used to send receive frames with another test set located within the CO or with the NOC responsible for Packet Switched Services Note Testing can also be performed to a soft loopback within the POP frame relay switch or to a hard loopback within the CO or at the far end PING FAR END NIU DSX access This is an out of service TERMINATION mode This scenario assumes that the T1 physical layer and an LMI PVC check have already been tested The test set is plugged into the circuit after the actual frame relay service has been turned on by the NOC This test requires connecting to the circuit and sending and receiving a PING to a currently installed IP device such as a far end router it is a one person test T BERD 950 User s Manual TNT Setup Framing AUTO Payload FULL Line Coding B8ZS Tx Timing RECOVERED Show Results For LINK Receive DLCI 16 Transmit DLCI 16 Rate 384 KBPS LMI Type T1 617 D Framing AUTO Payload FULL Line Coding B8ZS Tx Timing RECOVERED Show Results For RECEIVE DLCI Receive DLCI 16 Transmit DLCI 16 Rate 384 KBPS LMI Type T1 617 D Framing AUTO Payload FULL Line Coding B8ZS Tx Timing RECOVERED Show Results For RECEIVE DLCI Receive DLCI 16 Transmit DLCI 16 Source IP Address Destination IP Address LMI Type T1
166. he total number of X 25 packets received Counts the received data packets T BERD 950 User s Manual Test Results 254 m Chapter 9 ISDN BRI Option Table 77 ISDN BRI X 25 Test Type Category Results Continued CE Result Description Tot Tx Pkts Counts the total number of X 25 packets transmitted Tx Data Pkt Counts the transmitted data packets Rx RR Pkts Counts the receiver ready packets Rx RNR Pkts Receiver Not Ready Counts the receiver not ready packets Rx REJ Pkts Counts the Reject Packets received Req TEI Displays the value of the user requested TEI Value is 0 63 Assigned TEI Displays the TEI assigned by the network Values range from 64 126 Displays Layer 2 Status Status messages are TEI Not Assigned Awaiting TEI Link Not Established Awaiting Establishment Link Established Timer Recovery Awaiting Release Layer2 Stat TEI Denied Link Unknown If the status is Link Not Established a flashing two line message will appear on Results I and or Results II to indicate that calls cannot be placed Displays the current call state Results include Ready no call active Packet Stat DTE Waiting waiting for far end to connect DCE Waiting received incoming call but not answered Data Transfer call is connected X 25 Call Data Displays incoming received data in the data packet in this two line Result field For example this would list the FOX message if SEND FOX is pressed and the cir
167. he transmit clock to internal In this emulation type choices include T BERD 950 User s Manual Setting Up Manual DDS LL Test 122 a Chapter 9 DDS LL Option The T BERD 950 when configured for OCU DP mode can drive a non repeatered span up to 18 000 feet The OCU DP mode sealing current conforms to 4 20mA 7 28V which will not power a repeater located on the span 4 v Loopback Response Selects the type of loop code response performed by the analyzer default is DISABLED Choices include V 54 Enables the T BERD 950 to loop back when it receives a V 54 loop code DISABLED The T BERD 950 will not respond to received loop codes Loopcode Tx Selects the type of loop code transmitted by the analyzer default is V 54 Choices include V 54 V 54 loop codes are transmitted by the analyzer LATCHING CSU Selects latching CSU sealing current reversal METALLIC Enables metallic loop testing and tip ring short metallic testing Choices include Shorts Enables selection of the type of cable test to be performed default is TX to RX Choices include TX to RX Connects the transmit tip T to the receive tip T1 and the transmit ring R to the receive ring R1 via a metallic short TIPS to RINGS Connects the transmit tip T to the transmit ring R and the receive tip T1 to the receive ring R1 via a metallic short In Metallic emulation no DDS LL results are gather
168. his scenario the T BERD 950 is used to send or Bit Errors respond to the appropriate EOC loopcode If channels B1 B2 Pat Slips Otherwise the technician is performing end to end Rate 64K BER BER testing with someone else located at the far end EFS If Mode LT FEBE Err Tx Loop B1 Placing and Receiving Circuit Calls T BERD 950 User s Manual Table 70 lists the TNT test setups for placing and receiving various types of circuit calls For descriptions of the test setup parameters see Setting Up Manual ISDN Test on page 234 For descriptions of all results see Test Results on page 246 Setting Up TNT Chapter 9 ISDN BRI Option m 227 The objective of these tests is to verify service parameters by placing and receiving voice and data calls A 2047 BERT analysis is typically performed on a data circuit In addition physical layer results such as BPVs CRC errors and frame counts can be gathered Layer 3 D Channel Decodes can also be viewed Table 70 ISDN BRI Circuit Calls D Test Single Call NTI TE emulation In this scenario the T BERD 950 is used to place and receive voice and data calls to either a known telephone number or to an ISDN test line such as the TPI 560P It is assumed that only one call is placed at a time on each B channel Self Call In this scenario the T BERD 950 is used to place and receive voice and data calls The technician will place an outgoing data call on one B channel a
169. his window states that the NOVRAM will be reset to the factory defaults and the analyzer will reboot Printer Info Select one of the following choices Default is HIDE HIDE Hides the options for printer operation DISPLAY Shows other options to set up the print configuration See Printer Configuration on page 106 for more details Large Graphical Display Chapter 3 Large Graphical Display Operation E 39 Reverse Display Used to reverse the display from white letters on blue background to blue letters on white background Default is white on blue Choices are YES and NO Prompting Area The area on the large graphical display above the softkeys is the prompting area This area prompts you to perform a specific action based on the current softkey group Softkeys Softkeys appear to show the available choices of each selection line for you to configure the unit for your test T BERD 950 User s Guide Large Graphical Display 40 m Chapter 3 Large Graphical Display Operation T BERD 950 User s Guide Chapter his section describes the physical and test specifications of the T BERD 950 T BERD 950 User s Guide Physical Specifications 42 u Chapter 4 Specifications Physical Specifications The physical specifications for the T BERD 950 are presented in Table 5 Table 5 Physical Specifications Specification Value Physical Height 10 5 26 68 cm Width 13 25 33 66 cm
170. icates that the D channel is attempting to become the IS D channel The D channel may be in this state during normal DCBU initialization and switchover operations and should eventually transition to Ready status indicating normal operation Not Standby Indicates that the D channel should be in Standby state This status occurs during normal DCBU initialization and switchover operations and should eventually transition to Ready status indicating normal operation D Chan Stat Displays state of the D channel for DCBU operation In Service The indicated D channel is the IS D channel and is operating normally Standby The indicated D channel is the Standby D channel and is operating normally Out of Service The indicated D channel is currently Out of Service indicating problems in the operation of the D channel Wait The indicated D channel is waiting to become the IS D channel Maint Busy The indicated D channel declines establishment attempts while the other D channel is becoming IS Wait State Layer2 Stat Displays Layer 2 Status Values include TEI Not Assigned Awaiting TEI Link Not Established Awaiting Establishment Link Established Timer Recovery Awaiting Release TEI Denied Link Unknown If the status is Link Not Established a flashing two line message appears on RESULTS I and or RESULTS II to indicate that calls cannot be placed Frm Count Counts the valid ISDN frames received Err Frm Counts the errored f
171. iew 00005 264 Setting up the Test Type View 0 0 200 264 Test RESUS essit EE XS 266 Status and Alarm LEDs 00 0 0 ee eee 267 Summary Category Results 0 0 eee 268 Interface Category Results 0005 268 Test Type Category Results 00 05 271 Performance Category Results 0 273 Chapter 10 Acterna Customer Services 275 OV GIVIGWE cmo Og bes deor eod ple Lae 276 Customer Service Locations 276 SOIVIGBS cssc truc II eror duc atm pe Leod ere Lord 271 Instrument Service 0 0 eee eee 277 Product Enhancement Group 2 ee0e 278 Test Systems Field Engineering and Installation 278 Technical Training llle 279 Warranty Information 0 0 cece eee 280 Equipment Return Instructions 282 Appendix A Repeater Loop Codes 285 Appendix B Glossary ssss 293 Index cio seccion DERPER DRESS be Mete 299 T BERD 950 User s Guide Figures m XV Figures Figure 1 D amp I Mode Paths 8 Figure 2 LLB Mode Paths 9 Figure 3 Front Panel 10 Figure 4 Left Side Panel 15 Figure 5 Right Side Panel View 17 Figure 6 Rear Panel View 19 Figure 7 Main Display and Controls 26 Figure 8 Home View 31 Figure 9 Interface Setup View 32 Figure 10
172. ifications including any applicable product updates Calibration Acterna s calibration methods are ISO 9001 approved and based on NIST standards Each calibration comes with a dated certificate instrument stickers and a data sheet Factory Upgrades Any unit returned for a hardware feature enhancement will also receive applicable product updates and will be thoroughly tested ensuring peak performance of the com plete feature set Software Enhancement Agreements These agreements assist in keeping equipment up to date with the latest software features by providing automatic notification of any new software enhancements and changes for Acterna products Product Maintenance Agreements Yearly service and cali bration maintenance agreements simplify billing and help ensure the equipment is always operating at optimum levels Product maintenance agreements can be used to extend a current warranty or provide protection for out of warranty units Other Pricing Options For out of warranty repairs Acterna offers two additional pricing options time and material pricing and flat rate pricing Under time and material pricing customers are billed for the actual cost of the repair making this a cost effective method for minor repairs Under flat rate pricing cus T BERD 950 User s Guide Services 278 m Chapter 10 Acterna Customer Services tomers pay a fixed service charge to repair unit failures exclud ing dama
173. ion Detection Summary Category Results The Summary category automatically lists key results that are out of specification If all results are within specification for the LINE or EQUIPMENT receiver the message A11 Results OK appears on the appropriate side of the Two Line Display Interface Category Results The Interface Category results are described in Table 82 T BERD 950 User s Manual Test Results Chapter 9 10 BaseT Ethernet Option m 269 Table 82 I0BaseT Ethernet Interface Category Results CE Result Description FCS Err Frm Counts the Ethernet frames received with FCS errors Short Frm Counts the number of received frames that are less than the minimum length of 64 bits defined for the channel Collisions Indicates when a collision is detected Long Frm Counts the frames received with a length that is greater than 1518 bytes Rx Overflow Counts the times the receiver has overflowed and lost data Troubleshooting The presence of FCS errored frames indicates corruption or loss of data within the Ethernet frame This indicates a physical layer problem such as poor connections or faulty equipment Because many devices on the network such as servers and routers automatically detect and discard errored frames it is likely that the problem is located between the last device and the point at which the test is performed The presence of Short Frames may be the result of a faulty or misconfigured host device
174. ional in the ISDN standard but usually required in North America default is USER GUESS The unit will attempt to add the most common prefix and suffix on the Directory number DN depending on the switch selected Table 72 shows the combinations in Setting Up Manual ISDN Test Chapter 9 ISDN BRI Option m 239 order the T BERD 950 uses when performing a SPID Guess For example if the configured directory number is 800 555 1212 then the seven digits used would be 555 1212 DN Guess Enter the 7 16 digits default is 8005551212 Table 72 ISDN BRI SPID GuessTabl e CE Pes QM ean moe 01 i 000 NONE 10 0100 NONE 10 0101 01 ji 0 NONE 10 1 NONE 10 0000 NONE 10 01 NONE 10 100 NONE 10 2 NONE 7 00 NONE 7 1111 NONE 10 0 NONE 10 00 NONE 10 000 NONE 10 0001 NONE 10 02 NONE 10 0200 NONE 10 10 T BERD 950 User s Manual Setting Up Manual ISDN Test 240 a Chapter 9 ISDN BRI Option Table 72 ISDN BRI SPID GuessTable Continued CE Prefix NONE NONE NONE NONE NONE NONE NONE eurem 10 0111 10 1000 10 20 10 200 10 2000 10 Repeat last digit of DN 10 Repeat last 2 digits of DN USER Enter the appropriate SPID SPID USER mode Enter a 9 to 20 digit number default is 80055512120101 Setting Up ISDN Packet and Advanced Test Type View The ISDN BRI Test Type setup for Packet and Advanced features is listed after the ISDN circuit operation configurations Use the SCROLL
175. item will appear Pressing the HELP key a second time turns off the help function LED turns off If the active selection line is a data entry type field instructions are provided that explain how to edit the field data Help must be turned off to edit the field T BERD 950 User s Guide Main Display Controls 28 m Chapter 3 Large Graphical Display Operation Softkeys Controls The SOFTKEYS Control keys located to the left of the Large Graphical Display operate the softkey groups The FUNCTION key shows all available softkey groups for the current test and when available FUNC appears on the left side o the Prompting area The MORE key shows additional softkeys available within the current softkey group If there are more than four selections available MORE appears on the left side of the Prompting area Softkeys T BERD 950 User s Guide The softkeys located immediately below the Large Graphical Display are used to make selections and activate the functions that appear at the bottom of the Large Graphical Display The function may be related to a single selection line or to a group of items The SOFTKEYS Controls FUNC and MORE allow you to navigate the softkeys In addition to selecting the parameter for your test the softkeys provide additional functionality based on the type of information you may need to set up your test Some selections require a numeric or alphanumeric input Depending on the type of i
176. itor Tests is to passively monitor the timing between two T1 signals for timing slips and gather results including ABCD signaling bits Table 11 provides detailed test scenarios TNT setup items and TNT test results Table 11 TI Monitor Tests gt a Test TNT Setup Items TNT Results BERT Payload FULL CRC Errors Frm Errors In this scenario you can connect to the monitor point Timing Slips and review the results BPVs Rev Lvl Frm Los Sec Frm Los Cnt Sig Los Sec T BERD 950 User s Guide Manual Setup and Results 54 m Chapter 5 T1 Task Navigated Testing TNT Table 11 TI Monitor Tests Continued CE Test TNT Setup Items TNT Results TIMING SLIPS Payload FULL CRC Errors Frm Errors In this scenario you can connect to the monitor point Timing Slips and review the results BPVs Rev Lvl Frm Los Sec Frm Los Cnt Sig Los Sec Manual Setup and Results The TNT tasks identified for a specific interface are only the most common tasks Therefore there are numerous tests not covered by TNT You can perform these tasks using Manual Setup mode In this mode you are automatically given access to every configuration and result that is applicable for the physical interface chosen Pressing SETUP allows you to configure the Interface Setup view Pressing SETUP again allows you to configure the Test Type Setup view After both of these are completed pressing RESULTS shows Test Type results in the Results view Pressing RESU
177. ive calls between the PBX and the CO switch by looking at live calls T1 results and actual D channel decodes In addition T1 physical layer results such as receive level receive frequency BPVs and CRCs can be gathered Setting Up Manual ISDN Test Chapter 9 ISDN PRI Option m 161 Table 45 ISDN PRI Monitor Test CE Test TNT Setup TNT Results MONITOR Switch NATIONAL BPVs Line Interface 0 CRC errors In this scenario you can connect to the monitor pointand D Channel 24 Fram Counts review the results Layer 2 Stat CALL STATUS REPORTS Setting Up Manual ISDN Test This section provides descriptions of the analyzer setup see Figure 30 as it applies to the ISDN Primary Rate Interface PRD option Setting Up the Interface View The Interface Setup view is used to configure the T1 interface see Setting Up the T1 Interface View on page 62 The SCROLL and PAGE keys control this selection area T BERD 950 User s Manual Setting Up Manual ISDN Test 162 a Chapter 9 ISDN PRI Option Title Bar Mode TERMINATE Framing AUTO Line Rx In TERM Equip Rx In Line LBO Equip LBO Selection Area Prompting Select Mode Area clam a BE Lia Figure 30 ISDN PRI Setup Interface View Setting Up the Test Type View The ISDN PRI Test Type Setup view is used to configure the test to be performed see Figure 31 The SCROLL and PAGE keys control this selection area TH
178. ive test patterns ALL ONES 1 7 2 8 3 in 24 and QRSS Automated test that transmits 5 consecutive test patterns 3 in 24 1 7 ALL ONES QRSS ALL ZERO Network Level Protocol Identifier Network Terminal converts U to S T interfaces Office Channel Unit Data Port Private Branch Exchange Pulse Code Modulation Primary Rate Interface Permanent Virtual Circuit Quasi Random Signal Sequence Service Access Port Identifier Superframe Subscriber Loop Carrier Subnetwork Access Protocol Sequence Number Only Test Service Profile Identifiers Start Signal Start Signal Prime Start Signal Two Prime Start Signal Three Prime T1 path TA Two Line Display TERM TIMS UDF VF Appendix B Glossary m 297 Path of signal flow a T1 receiver and its associated Transmitter Terminal Adapter Two line liquid crystal display used for results and error status messages Terminate Transmission Impairment Measurement Set User Defined Frame Voice Frequency T BERD 950 User s Guide 298 m Appendix B Glossary T BERD 950 User s Guide Index he index provides an alphabetized listing of terms and acronyms used throughout this guide T BERD 950 User s Guide 300 m index Numerics 10BaseT ping testing 260 status and alarm LEDs 267 268 TNT view 262 10BaseT Option description 260 specifications 261 10BaseT Test Results 266 interface category 269 performance category 273 summary category 268 test type categor
179. keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the level Tone Duration Sets the length of time that tones are transmitted selectable from 4 through 15 seconds in increments of 1 second default is 5 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to set the time T BERD 950 User s Manual Test Results 212 Chapter 9 PCM TIMS Option Front Panel Keys The following analyzer front panel keys are used in conjunction with the PCM TIMS option LOOP UP Transmits the 2713 Hz loop up tone at a fixed level of 10 0 dBm until the far end is looped Loop up is recognized when the receiver detects the 2713 Hz tone on the line LOOP DOWN Transmits the 2713 Hz loop down tone at a fixed level of 10 0 dBm until the far end is looped down Loop down is recognized when the receiver no longer detects the 2713 Hz tone on the line VOLUME CONTROL Up and Down Sets the volume of the speaker Test Results PCM TIMS option test results are shown on the analyzer Two Line Display The Two Line Display and associated controls and indicators are located on the front panel above the keypad Refer to Test Results Display on page 90 for a detailed description of the Results Display Test results as shown in Figure 39 also appear on the Large Graphical Display Results view see Results View on page 33 T BERD 950 User s Manual Test Results Chapter 9 PCM TIMS Option m 213 Title Bar J 3 7 Te
180. l Signal Processing DSP based testing is performed on the PCM data accessed from a DS1 access point All option testing can be performed on DSO channel PCM data dropped or inserted from a T1 line The speaker output can be from either the LINE or EQUIPMENT T1 input or from both T1 inputs simultaneously user selectable With the PCM TIMS option installed the analyzer has the capability to pass through signalling bits while performing D amp I testing or insert signalling bits while performing TERMINATE or D amp I testing Operating Modes T BERD 950 User s Manual The PCM TIMS option operates in one of the following T1 operating modes Terminate Drop amp Insert or Monitor mode The following paragraphs provide a brief discussion of each mode Terminate Mode Terminate mode separates both sides of a T1 path terminates the input signal at the receive side and generates a totally independent output signal Drop amp Insert Mode The D amp I mode enables the analyzer to access specific channels from the T1 line while leaving the other channels unaffected Option Description Chapter 9 PCM TIMS Option m 205 Monitor Mode In Monitor mode the option measures the parameters of the received PCM data signal The following results are provided with two receivers enabled Level with tone present Frequency with tone present C Message Noise C Notch Noise C Message Signal to Noise Ratio and DC Offset Test Routines T
181. le 82 10BaseT Ethernet Interface Category Results Table 83 10BaseT Ethernet Test Type Category Results Table 84 10BaseT Ethernet Performance Category Results Table 85 Teltrend Repeater Command Loop Codes Table 86 Westell Repeater Command Loop Codes Table 87 XEL Line Repeater Command Loop Codes Table 88 PairGain Generic HDSL Command Loop Codes Table 89 PairGain A2LB HDSL Command Loop Codes Table 90 Adtran Abbreviated HDSL Command Loop Codes Table 91 Adtran Standard HDSL Command Loop Codes T BERD 950 User s Guide 269 271 278 286 287 289 289 291 291 292 Chapter I his chapter is an overview of the contents of this guide and describes the typographical conventions used Additionally you will find a brief description of T BERD 950 testing features and capabilities T BERD 950 User s Guide About this Guide 2 L Chapter 1 Introduction About this Guide This guide describes the T BERD 950 including features accessories warnings and complete installation instructions maintenance information and troubleshooting techniques system specifications warranty service and repair information and terms and conditions of the licensing agreement Typographical Conventions The following format conventions clarify content throughout this guide W Key names menu options and screen prompts appear in boldface Example Tab Start Enter W Consecutive or simultaneous keystrokes are indicated with the
182. lects a pattern consisting of 100 octets of OxFF followed by 100 octets of 0x00 transmitted right to left Stresses a DDS circuit s minimum and maximum power recovery DDS2 Selects a pattern consisting of 100 octets of Ox7E followed by 100 octets of 0x00 transmitted right to left Ensures a DDS circuit can properly pass the signal Provides a minimum ones density and simulates bit oriented protocol flags DDS3 Selects a fixed pattern consisting of OxF0011 0010 0x32 transmitted right to left where F is the frame bit Used to simulate a signal transmitted over the DDS circuit Medium stress for a DDS circuit DDS3R Selects a fixed pattern the reverse of DDS3 DDS4 Selects a fixed pattern consisting of OxF0100 0000 0x40 transmitted right to left where F is the frame bit Moderately stresses the DDS clock recovery circuitry DDS5 Selects a pattern consisting of DDS patterns 1 4 T BERD 950 User s Guide 86 Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup DDS6 Selects a fixed pattern consisting of seven octets of Ox7F followed by one octet of OxFF transmitted right to left Simulates a DDS signal transition from idle mode to data mode Detects marginal equipment in multipoint applications Error Insert Type TERMINATE and D amp I operating modes only Enables when th include selection of the type of error to be inserted in the data stream e ERROR INSERT key is pressed
183. load only High bit rate Digital Subscriber Line Selects HDSL loop code transmitted over the HDSL circuit HDSL Type Selects HDSL type see Table 16 Table 16 HDSL Equipment C HDSL Central Office Cards Repeaters Doublers Customer Premises Cards Adtran HTU C Adtran HRE Adtran HTU R PairGain HLU PairGain HDU PairGain HRU Adtran Codes HDSL loop code only Choices include STANDARD and ABBREVIATED Default is ABBREVIATED no softkeys available If STANDARD is selected the REPEATER CMDS softkey becomes available See Using HDSL and Repeater Commands Softkeys on page 75 PairGain Codes HDSL loop code only Choices include A2LB and GENERIC Default is GENERIC no softkeys available If A2LB is selected the REPEATER CMDS softkey becomes available See Using HDSL and Repeater Commands Softkeys on page 75 Origin of Test REPEATER and select HDSL loop codes only Selects point of origin of the test Choices include CENTRAL OFFICE or CUSTOMER PREM The default is CENTRAL OFFICE T BERD 950 User s Guide Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup u 75 Address HDSL loop codes only Set the address of the HDSL equipment Using HDSL and Repeater Commands Softkeys To access the REPEATER CMDS softkey press FUNCTION softkey control Press the REPEATER CMDS softkey to access to ARM NEAR END ARM DISARM ADDRUP and ADDR DWN softkeys ARM Transmits an arming code on th
184. lowing the following transmissions to pass through The OCU is then looped up with the standard alternating loopback activation sequence OCU HL96 ALTERNATING loop code type only Selects Office Channel Unit behind a HL96N Y Alternating loop code 80101010 HL96NY ALTERNATING loop code type only Selects HL96NY Office Channel Unit Alternating loop code 850101010 LSI LATCHING loop code type only Selects LIN Side Interface Latching loop code N1000111 NEI LATCHING loop code type only Selects Network Element Interface Latching loop code N1000001 The DSO DP loop code loops up or down any DSO data port within a series of eight DSO data ports At the completion of the loop feedback is read from the looped DSO data port that determines if the DSO data port is configured from the LINE side or drop side DSo DP LATCHING loop code type only Selects DSO Data Port latching loop code N0000101 Location Selects the data port location Choices include 1 2 3 4 5 6 7 or 8 DSU ALTERNATING or LATCHING loop code type only Selects Data Service Unit loop code Alternating loop code 50101100 Latching loop code N1110111 Setting T1 Loop Codes Loop Code TERMINATE operating mode only Enables selection of the loop code sequence transmitted through the active channels or through the ESF Data Link when the LOOP UP and LOOP DOWN keys are pressed default is CSU Choices include Setti
185. lts can also appear on the Results view refer to Results View on page 33 Typical ISDN PRI Test Type results are Summary Interface and Test Type Category results Each type is described in the following sections Summary Category Results The Summary category automatically shows key results that are out of specification If all results are within specification for the LINE or EQUIPMENT receiver the message A11 Results OK appears on the appropriate side of the Two Line Display Interface Category Results Interface results are available for the T1 physical layer interface selected See Interface Category Results on page 94 Test Type Category Results T BERD 950 User s Manual Test Type category results are described in Table 47 Unless stated otherwise all results are available in MONITOR and TERMINATE modes BERT results are listed with the Test Type results For descriptions of BERT results see T1 Test Results on page 92 Test Results Chapter 9 ISDN PRI Option m 173 Table 47 ISDN PRITest Type Result s gt a Result Name Description DCBU Stat Displays the status of the D channel in relation to DCBU operation A DCBU switchover can be performed when both D channels are in the Ready status Ready Indicates that the D channel is in the proper state for DCBU operation IS or Standby Not Ready Indicates that the D channel is not ready and is in the Out of Service state Not In Serv Ind
186. lyzer default is DSU CSU Choices include T BERD 950 User s Manual Setting Up Manual DDS LL Test Chapter 9 DDS LL Option m 721 DSU CSU In DSU CSU emulation the analyzer receives on the T1 R1 pair and transmits on the T R pair In this emulation type choices include Transmit Clock Enables selection of the transmit timing source default is RECOVERED Choices include RECOVERED Selects the LINE receiver clock as the transmit timing source INTERNAL Selects the internal frequency synthesizer as the transmit timing source Loopback Response Selects the type of loop code response performed by the analyzer default is DISABLED The choice is V 54 Enables the T BERD 950 to loop back when it receives a V 54 loop code When the T BERD 950 is in DSU CSU emulation the V 54 loop code is sent when the LOOP UP key is pressed DSU CSU not available in OCU DP emulation Enables the T BERD 950 to loop back when it receives a DSU CSU loop code DISABLED The T BERD 950 will not respond to received loop codes In the DSU CSU emulation DSU CSU Loop Resp responds to both alternating and latching CSU loop back requests and alternating and latching DSU loopback requests Latching DSU is valid in framed formats secondary channel and 64kbps only OCU DP In OCU DP emulation the analyzer receives on the T R pair and transmits on the T1 R1 pair TheT BERD 950 automatically sets t
187. m DDS qualification such as a 2047 BERT test While in this passive mode you can view signal level signal frequency BPVs bit errors sealing current and others while the test is being run T BERD 950 User s Manual Setting Up TNT 118 a Chapter 9 DDS LL Option Table 30 DDS LL BERT Turnup cC Test TNT Setup RESPOND TO LOOPBACK CSU DSU Emulation Primary Rate 56K Loopback Response DSU CSU Bert Pattern AUTO In this scenario the T BERD 950 is being used as a loopback device Ideally you are waiting for a loopback code to be sent from a centralized tester or from a test set located in the CO STRAIGHTAWAY Emulate CSU DSU Primary Rate 56K Transmit Clock Recovered Loopback Response DSU CSU In this scenario the T BERD 950 is being used as Bert Pattern 2047 one test set at customer premise while another test set is located at the far end typically the CO at a DSX panel Testing and analysis is performed in both directions This is a better method of sectionalizing a trouble and service verification during turnup Troubleshooting DDS Service TNT Results Bit Errors Pat Slips BPVs DDS Frm Errs Seal Cur mA Rev Freq Hz Rev Lvl dB Bit Errors Pat Slips BPVs DDS Frm Errs Seal Cur mA Rev Freq Hz Rev Lvl dB Table 31 describes the TNT test setup to troubleshoot DDS service For descriptions of the test setup parameters see Setting Up Manual DDS LL Test on page 120 F
188. mable from 3 to 2048 bytes long transmitted right to left The default is T1 6 When selected the following selection line is available User Pattern n available only when LONG USER n is the selected pattern where n I or 2 Accesses Long User Pattern n for editing See Editing the User Pattern n Field on page 87 T BERD 950 User s Guide Setting Up Manual T1 Test 84 m Chapter 6 T1 Manual Test Setup DELAY Used to measure round trip delay Delay Pattern measurement requires a transmitter receiver loopback with the transmit rate equal to the receive rate This test measures round trip delay once per second or until previous delay measurement is complete for the length of the test provided pattern sync is present Normal BER test results i e bit errors and pattern sync are not available during the DELAY testing AUTO Automatic Pattern Search Enables the T BERD 950 to automatically search for and identify a known test pattern on the LINE or EQUIPMENT interfaces Auto Pattern Searching will appear on the Two Line Display If a pattern match occurs the pattern name will be listed in the Pattern configuration field in lowercase letters along with an asterisk If the unit cannot achieve pattern synchronization it defaults to a live condition indicating that live customer traffic is most likely being received on the circuit An All Ones BERT will be transmitted by the T BERD 950 in this scenario
189. n learn about emerging communications technologies at their own convenience at work at home or while traveling Acterna s CBT courses cover technology topics such asATM frame relay ISDN LAN basics and more Customized Multimedia Course Development Multimedia courseware can be created to customer specifications making it easier to learn new test instruments or applications These custom T BERD 950 User s Guide Warranty Information 280 m Chapter 10 Acterna Customer Services packages provide consistent educational content and training for the entire staff Students learn at their own pace on their own PC Consulting and Needs Analysis Services Acterna can help identify training needs and develop customized training curricula to maximize learning opportunities all while providing a measur able return on investment Warranty Information T BERD 950 User s Guide The warranties described herein shall apply to all commercially available Acterna products Any additional or different warranties shall apply only if agreed to by Acterna in writing These warranties are not transferable without the express written consent of Acterna Hardware Warranty Acterna warrants that Hardware Product sold to customer shall under normal use and service be free from defects in materials and workmanship The warranty period shall be three 3 years for mainframes and options parts and labor and 1 one year for accessories an
190. nc the SIGNAL FRAME SYNC and PATTERN SYNC LEDs illuminate green Both you and your test partner need to send errors back and forth to validate your connection Press RESTART to begin a new test 11 Press RESULTS to view TNT specific results see Figure 14 As with the Setup views press RESULTS to cycle through all eight categories in the Results view T1 Send Loopback NIU Selection Area Prompting Press HELP For Additional rea Result Information Figure 14 TNT Results View Manual Setup Example Similar to the TNT scenario you will need to perform a T1 turnup with the additional requirements of performing an end to end BER test and sending an idle code and a Yellow Alarm This is not the typical testing scenario Therefore use Manual Setup mode From the Home view select T1 as the Interface Select MANUAL SETUP as the Task Select BERT as the Test RB nter db Press the SETUP key to access the Manual Setup Interface view T BERD 950 User s Guide Test Configuration Examples 58 aa Chapter 5 T1 Task Navigated Testing TNT T BERD 950 User s Guide SU 199 cc gx GUN 11 12 13 14 15 16 17 18 19 20 21 22 Select TERMINATE as the Mode Select the appropriate Framing default is ESF Select FULL as the Payload Select the appropriate Line Coding default is B8ZS Select TERM as the Line Rx In Select TERM as the Equip Rx In Select LINE as the Tx Rx Pair
191. nd receive this call on the second B channel TNT Setup Bert Pattern 2047 Switch NATIONAL Numbering Plan NATIONAL SWITCH NT Type DMS F SWITCH AT amp T Line Type Multi Pt Call 1 amp 2 Call Type VOICE Call Mode MANUAL DIAL Calling Number SPID Mode user SPID 80055512120101 Directory Number Bert Pattern 2047 Switch NATIONAL Numbering Plan NATIONAL SWITCH NT Type DMS F SWITCH AT amp T Line Type Multi Pt Call 1 amp 2 Call Type VOICE Call Mode MANUAL DIAL Calling Number Directory Number Results Summary CRC Err Seal Cur Frm Cnts Err Frms Assigned TEI SPID STAT Layer2 Stat Call Status Reports Call Failure Reports CRC Err Seal Cur Err Frms Frm Cnt SPID STAT Assigned TEI Layer2 Stat Call Status Reports Call Failure Reports T BERD 950 User s Manual Setting Up TNT 228 m Chapter 9 ISDN BRI Option Table 70 ISDN BRI Circuit Calls Continued CE Test Dual Call In this scenario the T BERD 950 is used to place and receive voice and data calls to either a known telephone number or to an ISDN test line such as the TPI 560P In this case both B1 and B2 calls are placed or received simultaneously to verify true dual call functionality TNT Setup Bert Pattern 2047 Switch NATIONAL Numbering Plan NATIONAL SWITCH NT Type DMS F SWITCH AT amp T Line Type Multi Pt Call 1 amp 2
192. nformation softkeys appear allowing you to add or change the information in the field For example the Edit softkey appears for you to change numeric information When selected the Edit Channels Map popup screen appears Edit Softkey When a channel needs to be selected the Edit softkey appears Follow these steps to make your selection Main Display Controls Chapter 3 Large Graphical Display Operation E 29 Press Edit to access the Edit Channels screen and the Select Deselect Clear All Abort Changes and Save amp Exit softkeys The Edit Channels screen enables configuration of the active channels for both the T1 LINE and T1 EQUIPMENT interfaces the selected channels are the same for both interfaces Use the SCROLL keys to move from channel to channel The Select Deselect softkey toggles the channel between active and inactive The Clear All softkey deselects all channels The Abort Changes softkey exits the Edit Channels screen without making any changes to the existing channel selections and returns you to the previous screen Press Save amp Exit to enter all changes and return to the Setup view Increase or Decrease Value Softkeys The INCREASE VALUE DECREASE VALUE and OK softkeys appear when selection lines require a numeric input 1 Press Increase Value or Decrease Value to increase or decrease the value You may also use the keypad to change the value in the field Press OK to set the value
193. ng 00 000 184 Loop Start Trunk Type Signaling 187 User Defined Trunk Type Signaling 189 Programmable Signaling Elements 189 Option Specifications 0 cece eee eee 191 Option Messages 0 cece cece eee eee ees 192 Setting Up TNT aannaaien narrar 192 Performing T1 Interface PBX Switch Turn up 192 Performing T1 Monitor Tests 193 Setting Up Manual Signaling Test 194 Setting Up the Interface View 0005 195 Setting Up the Test Type View 00 196 Test Results x o eoe e ber ues oed ad 201 Summary Category Results 0 0 2 e eee 201 Test Type Category Results 00 05 201 T BERD 950 User s Guide xii m Table of Contents PCM TIMS Option ere bt Res 203 Option Descriptio uere to eC eR 204 Operating Modes 0 eee 204 Terminate Mode 0 ccc eee eens 204 Drop amp Insert Mode 2 0 c ee eee eee 204 Monitor Mode 00 cece eee ees 205 Test Routines c ooi d iv h oe eee hae bes 205 Holding Tone Test 00 cece eee eee 205 Variable Tone Test 000 c eee eee 205 3 Tones Test ocv ROUX ee eee 206 Quiet Test cose elici ene Rd Ru 206 Setting Up TINT vty ero semi o eo et CR hee orat RO 206 Performing T1 Interface PBX Switch Turn up 207
194. ng Up Manual T1 Test Chapter 6 T1 Manual Test Setup u 71 CSU not available for DDS Selects repeating inband Channel Service Unit CSU loop codes loop up 10000 and loop down 100 These loop codes are valid in Full T1 Fractional T1 and all framing modes NIU not available for DDS Enables selection of network interface or smart jack inband repeating codes NIU Type Selection line appears allowing selection of the Facility Type codes listed below FAC1 Selects Facility Type 1 network interface or smart jack inband repeating 4 bit loop codes loop up 1100 and loop down 1110 These loop codes are valid in Full T1 Fractional T1 and all framing modes FAC2 Selects Facility Type 2 network interface or smart jack inband repeating 5 bit loop codes loop up 11000 and loop down 11100 These loop codes are valid in Full T1 Fractional T1 and all framing modes FAC3 Selects Facility Type 3 network interface or smart jack inband repeating 6 bit loop codes loop up 100000 and loop down 100 These loop codes are valid in Full T1 Fractional T1 and all framing modes REPEATER FULL payload only Selects repeater loop codes sent over the T1 interface Repeater Type Selects Repeater type see Table 13 Table 13 RepeaterTyp e Central Office Repeaters Line Repeaters Teltrend 7231LP LW IOR Teltrend 7239LP LW ILR Teltrend 9132LP LW IHR WSTL 315056 ILR A B WSTL 313056 IO
195. ng can also be performed to a soft loopback within the POP frame relay switch or to a hard loopback within the CO or at the far end TNT Setup Functions Framing ESF Channel 1 Rate DSOA 56K Line Coding B8ZS Insert Side LINE TX Insert Payload OFF Show Results For LINK Receive DLCI 16 Transmit DLCI 16 Rate 384 Kbps LMI TYPE T1 607 D User is prompted to turn this to on Framing ESF Channel 1 Rate DSOA 56K Line Coding B8ZS Insert Side LINE TX Insert Payload OFF Show Results For LINK Receive DLCI 16 Transmit DLCI 16 Rate 384 Kbps LMI TYPE T1 617 D User is prompted to turn this ON TNT Results Frm Cnt Avg Util Avg Tput LMI Cnt LMI Errs LMI TMOS DLCIs Lost Frms Frm Cnt Avg Util Avg Tput LMI Cnt LMI Errs LMI TMOS DLCIs Lost Frms T BERD 950 User s Manual Setting Up TNT 138 m Chapter 9 Frame Relay Option Table 38 TI Interface DDS Frame Relay Continued CE Test TNT Setup Functions TNT Results PING DSX Access Framing ESF Lost Png Channel 1 Tx Png This scenario assumes that the DDS physical layer Rate DSOA 56K Echo Png and a LMI PVC check have already been tested The Line Coding B8ZS Avg Png Dly test set is plugged into the circuit after the actual Insert Side LINE TX Max Png Dly frame relay service has been turned on by the NOC Insert Payload OFF Min Png Dly This test requires connecting to the circuit and Sho
196. ns RESULTS I left side and RESULTS II right side The top line on each side of the LCD lists the result name The bottom line on each side of the LCD lists the result value T BERD 950 User s Guide Test Results Display Chapter 7 T1 Test Results a 9 RESULTS and Il Display Controls and Indicators The RESULTS I and II display controls and indicators consist of the Results Category keys upT and down 4 arrows the Results Select keys left and right arrows and the category LED indicators The controls and indicators are used as follows Results Category keys T J Scrolls up or down to select the required result category which illuminates the associated LED indicator The available results categories include Summary Interface Test Type Signal Time and Performance Results Select keys Displays the available results in the selected category The Alarm category which is available on the Large Graphical Display Results view is not available on the RESULTS I and II displays Y Equipment Receiver Results Controls and Indicators The EQUIPMENT key is used to show EQUIPMENT Receiver results on the Two Line Display Press the EQUIPMENT key until the EQUIPMENT Receiver results are shown on the RESULTS and or RESULTS II side of the Two Line Display see Table 18 for the required settings The LED illuminates to show which Results I or II is listing EQUIPMENT results Table 18 e EQUIPMENT K
197. ns for the currently highlighted field 12 SELF LOOP Key Loops the selected interface transmitter to its receiver The LED illuminates indicating self loop is active When in self loop mode the T BERD 950 is isolated from the LINE and EQUIPMENT connectors When SELF LOOP operation is turned On the T BERD 950 operating mode is automatically set to TERMINATE the transmit timing is set to INTERNAL and Line Build Out LBO is set to 0 db When the SELF LOOP operation is turned Off the T BERD 950 returns to its previous configuration T BERD 950 User s Guide Front Panel Controls Indicators and Connectors Chapter 2 Instrument Setup and Description u 13 Table I Front Panel Controls Indicators and Connectors Continued gt a Control Indicator Description 13 Large Graphical Display VIEWS Control Keys HOME SETUP RESULTS and Controls Group SYSTEM Provide access to the Home Setup Results and System views SCROLL Keys Move one item at a time up or down the list on the current view PAGE Keys Scroll up or down a full screen at a time when PGUP or PGDN appear on the right side of the prompting area 14 ERROR INSERT Key Inserts a single error or errors at a specified rate If the key is pressed for more than two 2 seconds the LED illuminates to indicate that error rates are being inserted 15 HELP Key Accesses help for the active selection line 16 VOLUME Keys Controls the volume of the speaker T
198. nt and signal level Using the Manual to Setup Configurations The remaining chapters are organized by interface and option Each chapter provides both TNT and Manual Setup information Unless it is related to a specific option i e Frame Relay the configuration is described in the appropriate interface section For example even though you can test the frame relay option with the T1 or DDS LL interface it is only available if you have the option regardless of the interface Therefore all frame relay TNT scenarios are described in the Frame Relay Option section This same principle applies to the Primary Rate ISDN Option as well In each option interface chapter the TNT tasks are described and the tests within each task are presented in a table This table explains the specific test as is pertains to the associated task Also provided in these tables are the configurable parameters in the TNT Setup view and the results in the TNT Results view The TNT Setup parameter defaults are listed in parentheses beside the TNT Setup parameter Following the TNT descriptions are the Manual Setup parameter descriptions for the Interface and Test Type views in addition to detailed results information by category Because the setup parameters and results for TNT are a subset of those for Manual Setup refer to the Manual Setup section for definitions of these items T BERD 950 User s Guide Using the Manual to Setup Configurations 60 m Chapt
199. nt Identifier TEI Circuit operation mode only is part of the layer 2 link access procedure of D channels Q 921 address that identifies frames to and from a particular terminal default is AUTO AUTO Automatic TEI values selected by the network Assigns TEI values 64 126 FIXED Non automatic TEI user selected values TEI Fixed Choices for fixed assignment are 0 63 default is 0 AN The following parameters must be set for both Call 1 and Call 2 oe v when connecting to two calls simultaneously Call Type Selects the type of call to be generated by the unit default is VOICE Choices include DATA 56K Selects an unrestricted circuit switched data connection with 56 kbps CCITT 1 463 rate adaptation DATA 64K Selects a clear channel unrestricted circuit switched data connection with the full 64 kbps available for use with no rate adaptation VOICE Selects a voice type call If another call is connected to the SPKR speaker microphone combination a tone is sent Otherwise the call is connected through the speaker mike combination 3 1K AUD Selects a 3 1 kHz audio call type Bearer Destination Selects the appropriate destination of the connected call default is SPEAKER Choices include SPEAKER The call is connected to speaker microphone for voice conversation which allows you to place two voice calls The first call connects to the speaker microphone the second conne
200. ommand Loop Code Loop Up HLU from CO 1111000 Loop Up HRU from CO 1110000 Loop Up HDUI 1st Doubler from CO 110000 Loop Up HDU2 2nd Doubler from CO 111000 T BERD 950 User s Guide 290 m Appendix A Repeater Loop Codes Table 88 PairGain Generic HDSL Command Loop Codes Continued CE HDSL Component HDU3 3rd Doubler HDUA 4th Doubler HLU HRU HDUI 1st Doubler HDUJ2 2nd Doubler HDU3 3rd Doubler HDU4 4th Doubler All PairGain Components Command Loop Up from CO Loop Up from CO Loop Up from Customer Prem Loop Up from Customer Prem Loop Up from Customer Prem Loop Up from Customer Prem Loop Up from Customer Prem Loop Up from Customer Prem Loop Down Loop Code 1010001 1010010 1111110 1111100 111100 111110 1011001 1011010 11100 PairGain A2LB HDSL Command Loop Codes are listed in Table 89 Each command and loop code will loop up repeaters from the CO T BERD 950 User s Guide Appendix A Repeater Loop Codes m 291 Table 89 PairGain A2LB HDSL Command Loop Code s CE HDSL Component Command Loop Code All Components Arm Inband 11000 Arm ESF Datalink 1111 1111 0100 1000 Disarm Inband 11100 Disarm ESF 1111 1111 0010 0100 HLU Loop Up 1101 0011 1101 0011 HRU Loop Up 1100 0111 0100 0010 HDUI 1st Doubler Loop Up 1100 0111 0100 0001 HDU2 2nd Doubler Loop Up 1100 0111 0101 0100 HDU3 3rd Doubler Loop U
201. ontacts T BERD 950 User s Guide Table of Contents Table of Contents Getting Technical Assistance iii Acterna Contacts sioe op nS cin ts eek Rees iii Chapter 1 Introduction 0 00005 1 About this Guide srl ce ses ron sare cout 2 Typographical Conventions 0 0 sees 2 Using This Guide 0c cece eee ee 3 Features and Capabilities 0 4 Chapter 2 Instrument Setup and Description 5 Instrument Setup 2 2 s t ERE nerra rrna 6 Modes of Operation suus 7 Terminate Mode can aue pe aa cece ai 7 Drop and Insert D amp I Mode 0 ce eee eee eee 8 Dual Monitor Mon Mode 00 cece eee eee 8 Line Loop Back LLB Mode cee eee eee 8 Self Loop Mode eee eee eee eens 9 Front Panel Controls Indicators and Connectors 9 Kaypa e oet er teles toe e eet ones 14 Left Side Panel Controls and Connectors 14 Using the PCMCIA Card Slot 0 0 02 e ee 16 Right Side Panel Controls and Connectors 16 R ar Panelian er ae lat a e eod e er carded eo dea 18 Battery Operation 00 0 0 cece cece ees 19 Charging Batteries nuanua cece cee eee 19 Battery Replacement Procedure 20 T BERD 950 User s Guide V m Table of Contents Preventive Maintenance 0 e ee eee eee 21 E
202. ooped down via commands SEQ LOOPBACK REPEATER COMMANDS only Loops up or down T1 line repeaters on the span in sequence starting with the repeater nearest the T BERD 950 and proceeds down the span regardless of the repeater s address Pressing SEQ Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup E 73 LOOPBACK transmits the sequential loopback code The first repeater on the span will loop up return its address then loop down This loopback procedure continues for each repeater on the span Table 14 lists the command sets and addresses for the repeater type Table 14 Commands and Addresses for Repeater s gt a Command Set Address up to 20 up to 1999 up to 2 up to 1999 up to 1999 up to 20 up to 20 Repeater Type Teltrend 7231LP LW IOR Teltrend 9132LP LW IHR Teltrend 7239LP LW ILR Westell 3130 80 IOR Westell 3130 56 IOR Westell 3150 80 ILR Westell 3150 81 ILR Westell 3150 56 ILR Westell 3151 56 ILR Table 15 shows the commands available for each command set Table 15 Command Se ts C Command Timeout Disable Loopback Query Power Query Issues Query Set 1 SPE SES Set 2 Set 3 Set 4 Set 5 v v v v v v v v v v v T BERD 950 User s Guide Setting Up Manual T1 Test 74 u Chapter 6 T1 Manual Test Setup Table 15 Command Sets Continued CE Command Set 1 Set 2 Set 3 Set 4 Set 5 Power Up v v Power Down v v Sequential Loopback v v HDSL FULL pay
203. opposite of the expected pattern Synctest ID Displays the current SyncTest pattern Current SyncTest ID Synctest Displays the following test results for each pattern used in Synchronous Test Bridgetap or Multipat testing Bit Errors Sync Seconds and LINE or Errored Seconds EQUIPMENT Signal Category Results The Signal category results are described in Table 23 T BERD 950 User s Guide T1 Test Results Chapter 7 T1 Test Results a 99 Table 23 Signal Category Results Result Name Description Spx Cur mA Simplex Current in milliamps Rx Freq Hz Receive Frequency in Hertz Tx Freq Hz Transmit Frequency in Hertz Rev Lvl dBm Receive Level in dBm R Lvl dBdsx Receive Level in dBdsx Rev Lvl Vpp Receive Signal Level in Volts peak to peak Rev Lvl V Negative Receive Level in Volts Rev Lvl V Positive Receive Level in Volts Sig Los Sec Signal Loss Seconds Measures the simplex current in milliamps on the TI LINE or T1 EQUIPMENT pair Measurement range is 0 250 mA with accuracy of 10 or 2mA whichever is greater with over range indication NOTE Only available on Tx Rx pair side when in TERMINATE mode Measures the current receiver clock frequency in Hertz 1 Hz resolution from 0 to 9999999 Hz Measures the current transmitter clock frequency in Hertz 1 Hz resolution from 0 to 9999999 Hz Displays power level of an all ones signal Measur
204. or a TTC FIREBERD 6000 with the Frame Relay option installed Option Description Chapter 9 Frame Relay Option m 133 Flag Frame Relay Header E lo 0000 0 1 1 Control UI 0x03 000000 0 O Pad E 0000 0 0 ol NLPID SNAP 0x80 lo 0000 0 0 o lo 1000 0 0 0 OUI TTC 0x00404d lo 100 1 E 0 4 lo 0000 0 0 a i a PID Sequence Number Only Test 00000000 7 0x0001 Sequence Number msb v Sequence Number Isb UDF Length msb UDF Length Isb The QUICK BROWN FOX pattern or a User Defined pattern repeated for the length of the frame FCS msb FCS lsb Flag Lia Figure 25 TTC Test Frame Format Monitor Mode Monitor mode lets you monitor frame relay circuits from both receivers simultaneously and accumulate basic layer 2 statistics The accumulated results for each receiver can appear separately T BERD 950 User s Manual Setting Up TNT 134 m Chapter 9 Frame Relay Option Option Specifications Table 36 lists the specification for the Frame Relay option Table 36 Option Specificatio n s Item Specification Test Modes Terminate Drop amp Insert T1 Interface only Monitor Link Management Analysis LMI Rev 1 T1 617 Annex D Auto None Test Frame Structure TTC Test frames See Figure 25 on page 133 PING Testing ICMP Echo Test NLPID Encapsulation Option Messages The following alarm message Re
205. or descriptions of all results see Test Results on page 125 The objective of this test is to perform DDS qualification such as a 2047 BERT test In this mode you can view signal level signal frequency BPVs bit errors sealing current and others while the test is running T BERD 950 User s Manual Setting Up TNT Chapter 9 DDS LL Option m 119 Table 31 DDS LL Interface DDS Troubleshooting Cu Test TNT Setup TNT Results SEND CSU LOOPBACK Primary Rate 56K Bit Errors OCU DP or Office Card emulation Loopcode Tx CSU DSU BPVs Bert Pattern 2047 Pat Slips This scenario assumes that the DDS physical layer has DDS Frm Errs already been tested This is to be used as a method of Seal Cur mA troubleshooting the customer s CSU DSU to isolate the Rcv Freq Hz provider s network as a source of the problem The Rcv Lvl dB technician can use a CSU DSU loop code to loop up the CSU DSU and perform BER testing This is a one person test Monitoring DDS Service Table 32 describes the TNT test setup to monitor at the DDS interface For descriptions of the test setup parameters see Setting Up Manual DDS LL Test on page 120 For descriptions of all results see Test Results on page 125 The purpose of the DDS LL monitor test is to passively monitor various DDS LL results while the test is being run Monitor the timing between two DDS signals for timing slips and other results Table 32 DDS LL Monitor C Tes
206. ormats Primary Channel Data Rates Secondary Channel Data Clock Source Receive Signal Connection Termination Impedance Bridging Impedance Operating Range Transmit Signal Connection Termination Impedance Output Levels Test Modes Emulation Modes DSU CSU OCU DP or Metallic Standard DDS Two information bands are used the primary data channel and out of band control codes transmitted as BPV sequences DDS with Secondary Channel Three information bands are used the primary data channel the secondary channel and inband control 2 4 4 8 9 6 19 2 38 4 56 and 64 kbps Only the Idle 511 and 2047 BER testing patterns are available inband flow control is not Recovered timing from received signal or internal synthesizer menu selectable OCU DP mode RJ 45 pins 1 amp 2 DSU CSU mode RJ 45 pins 7 amp 8 MONITOR mode RJ 45 pins 1 amp 2 and 7 amp 8 Balanced 135 Q 5 Greater than 1900 Q 6 0 dB to 45 dB minimum 56 kbps and 64 kbps OR 6 0 dB to 40 dB minimum all other data OCU DP mode RJ 45 pins 7 amp 8 DSU CSU mode RJ 45 pins 1 amp 2 Balanced 135 Q 5 0 3 6 and 9 dB of simulated cable attenuation TERMINATE MONITOR or LLB Line Loop T BERD 950 User s Manual Option Description 116 Chapter 9 DDS LL Option Table 28 Option Specifications Continued CA Item Specification Simplex Current Input Level 30 mA maximum Me
207. ounts frame errors received since start of test Displays percentage of frame errors received divided by the number of framing bits received Counts number of test seconds in which a frame error occurred Counts the times frame synchronization has been lost during the test Counts test seconds in which frame synchronization was not present for any part of the second Counts Cyclical Redundancy Check 6 errors detected since the beginning of the test An algorithm is performed on a packet on the transmitting end It is then recalculated at the receiving end If the measurements are not equal it indicates an error occurred in the packet Counts test seconds in which a CRC 6 error occurred Counts CRC 6 errors received divided by the total number of CRC 6s received Counts Change of Frame Alignment occurrences during the test Counts the strings of eight or more consecutive zeros in B8ZS or 16 or more zeros in AMI Does not count if pattern sync present Count of test seconds when at least one of these status results Yellow Alarm AIS or Insufficient Pulse Density were present for a portion of the test T BERD 950 User s Guide T1 Test Results 96 E Chapter 7 T1 Test Results Table 20 Interface Category Results Continued Result Name Description Rev Byte Displays the receive data bytes for all channels in binary Receive Byte format DDS Rx Byte Displays the receive data byte for the current DSO under te
208. p 1100 0111 0100 0011 HDU4 4th Doubler Loop Up 1100 0111 0100 0100 All Components Loop Down 1001001 All Components Timeout Disable 1101 0101 1101 0110 Adtran Abbreviated HDSL Command Loop Codes are listed in Table 90 Table 90 Adtran Abbreviated HDSL Command Loop Codes Cu HDSL Component Command Loop Code HTU R CO Loop Up 1110000 HTU C CO Loop Up 1111000 1st Repeater CO Loop Up 110000 2nd Repeater CO Loop Up 111000 HTU R Customer Prem Loop Up 1111100 T BERD 950 User s Guide 292 m Appendix A Repeater Loop Codes Table 90 Adtran Abbreviated HDSL Command Loop Codes Continued C HDSL Component Command HTU C Customer Prem Loop Up 1st Repeater Customer Prem Loop Up 2nd Repeater Customer Prem Loop Up All Components Loop Down Loop Code 1111110 111100 111110 11100 Adtran Standard HDSL Command Loop Codes are listed in Table 91 Table 91 Adtran Standard HDSL Command Loop Codes CE HDSL Component All Components HTU C HTU R HRE 1 Repeater 1 HRE 2 Repeater 2 All Components All Components T BERD 950 User s Guide Command Arm Inband Arm ESF Datalink Disarm Inband Disarm ESF Datalink Loop Up Loop Up Loop Up Loop Up Loop Down Timeout Disable Loop Code 11000 0001 0010 1111 1111 11100 0010 0100 1111 1111 1101 0011 1101 0011 1100 0111 0100 0010 1100 0111 0100 0001 1100 0111 0101 0100 1001 0011 1101 0101 1101 0110 Appendix Glossary I his glossa
209. p code type only Selects the alternating loop code for a Channel Service Unit with one repeater between the CSU and the analyzer Alternating loop code 80101000 When a repeater is on the span the CSU R loops up the repeater with the CSU loop up sequence The analyzer loops down the repeater allowing the following transmission to pass through The CSU then loops up with the standard alternating loop back activation CSU 2R ALTERNATING loop code type only Selects alternating loop code for a Channel Service Unit with two repeaters between the CSU and the analyzer Alternating loop code 80101000 When two repeaters are on the span the sequence for the CSU 2R loop code is the same as the CSU R except after the second loop up sequence is transmitted a second loop down sequence is transmitted followed by a third loopback activation sequence 1ST RPTR ALTERNATING loop code type only Selects First 56 kbps repeater Alternating loop code S0101000 2ND RPTR ALTERNATING loop code type only Selects Second 56 kbps repeater Alternating loop code 80101000 T BERD 950 User s Guide Setting Up Manual T1 Test 70 m Chapter 6 T1 Manual Test Setup T BERD 950 User s Guide OCU ALTERNATING or LATCHING loop code type only Selects Office Channel Unit loop code Alternating loop code 80101010 Latching loop code N1010101 The OCU HL96 code loops up with the OCU sequence The analyzer loops down the HL96NY al
210. p or loop down sealing current in Sealing Current milliamps Applicable in MONITOR and EMULATE DSU CSU modes only Rev Freq Hz Displays current measurement of the receiver clock frequency Receive Frequency in Hertz 01 Hz resolution from 0000 00 to 9999 99 Hz 0 1 in Hertz Hz resolution from 10000 0 to 99999 9 Hz Timing Slip Measures the difference between the T R and T1 R1 receivers while in MONITOR mode Alarm Messages Table 35 describes Sealing Current Range which appears on the Results Alarms view When no alarms are present No Alarms Detected appears on the display T BERD 950 User s Manual Test Results Chapter 9 DDS LL Option m 129 Table 35 DDS LL Alarms CE Result Description Seal Curnt Range Indicates the receive sealing current on the DDS circuit is less then 4 0mA or greater then 20 0mA Measurement range is 20 mA to 20 mA with an accuracy of 10 or 2mA whichever is greater Out Of Range appears when the value is greater in magnitude than 20 mA or lower in magnitude than 4 mA T BERD 950 User s Manual Test Results 130 a Chapter 9 DDS LL Option T BERD 950 User s Manual Frame Relay Option his section provides step by step instructions for the Frame Relay option for the T BERD 950 and discusses the following topics Option Description TNT Setups Manual Test Setups Test Results T BERD 950 User s Manual Option Description 132 m Chapter 9 Frame Relay Option
211. p state and channel looped Valid results include the following No Loop Loop B1 Loop B2 Loop B1 amp B2 EOC Msg Embedded Operations Channel message Valid results include the following Loopback B1 Loopback B2 Loopback 2B D Normal Hold Unable to Comply Request Corrupt CRC Sending Corrupt CRC Test Type Category Results The ISDN BRI option collects Test Type Category results when it terminates a link These results are based on the received D channel the transmitted frames are ignored The mainframe collects statistics T BERD 950 User s Manual Test Results Chapter 9 ISDN BRI Option m 249 on basic rate ISDN frames at the same time that it collects interface specific results BERT Test Type results are described in T1 Test Results on page 92 The ISDN BRI terminating ISDN statistics collected are listed in the ISDN Test Type Category Results These results are described in Table 76 Unless otherwise stated all results are available in NTI TE mode only A typical ISDN BRI Test Type results view is shown in Figure 50 BRI ISDN CALL1 LINE CALL2 EQUIP 2 12 Frm Count Err Frm Reject Frm Frm Rejects Req TEI Display Assi gned TEI Area gt SPID2Status valid Layer2 Stat Link Estab Link Estab Call2 Stat Idle SPID Values SPID1 Value 30155512120100 SPID2 Value 30155512130100 2 Aborted Frm Prompting Press HELP for Additional rea Result Information Softkeys
212. packing materials can be obtained by contacting Acterna Customer Services Acterna is not liable for any damage that may occur during shipping The customer should clearly mark the Acterna issued RA or reference number on the outside of the package and ship it prepaid and insured to Acterna T BERD 950 User s Guide Equipment Return Instructions 284 m Chapter 10 Acterna Customer Services T BERD 950 User s Guide pendix Repeater Loop Codes his appendix provides the loop code addresses by repeater and HDSL card type the Repeater commands and loop codes T BERD 950 User s Guide m Appendix A Repeater Loop Codes Teltrend Repeater Command Loop Codes are listed in Table 85 Table 85 Teltrend Repeater Command Loop Code s gt a Repeater 7231 LP LW IOR 7239 LP LW ILR 9132 LP LW IHR 7231 LP LW IOR 7239 LP LW ILR 9132 LP LW IHR 7231 LP LW IOR 7239 LP LW ILR 9132 LP LW IHR 7231 LP IOR 7231 LW IOR 9132 LP IHR 7231 LW IOR 7231 LW IHR 7239 LP LW ILR 7231 LP LW IOR 7239 LP LW ILR 9132 LP LW IHR 7231 LP LW IOR 7239 LP LW ILR 9132 LP LW IHR 7231 LP LW IOR 7239 LP LW ILR 9132 LP LW IHR 7231 LP LW IOR 7239 LP LW ILR 9132 LP LW IHR 7231 LP LW IOR 7239 LP LW ILR 9132 LP LW IHR T BERD 950 User s Guide Command Arm Inband Arm ESF Datalink Disarm Inband Disarm ESF Datalink Near End Arm Loop Up Loop Up Loop Up Loop Down Loop Back Timeout Disable Loop
213. peaters 73 Command Sets 73 HDSL Equipment 74 AUTO Pattern Example 84 EQUIPMENT Key LEDs Settings 91 Status Alarm LEDs for T1 Interface 93 Interface Category Results 94 DDS Control Codes 96 Test Type Category Results 97 Signal Category Results 99 Time Category Test Results 100 Performance Category Results 101 T BERD 950 User s Guide XX nm Tables Table 26 Table 27 Table 28 Table 29 Table 30 Table 31 Table 32 Table 33 Table 34 Table 35 Table 36 Table 37 Table 38 Table 39 Table 40 Table 41 Table 42 Table 43 Table 44 Table 45 Table 46 Table 47 Table 48 Table 49 Table 50 Table 51 Table 52 Table 53 T BERD 950 User s Guide Alarm Category Results RJ 45 Pin Assignments Option Specifications Option Messages DDS LL BERT Turnup DDS LL Interface DDS Troubleshooting DDS LL Monitor DDS LL Interface Results DDS LL Signal Results DDS LL Alarms Option Specifications T1 Interface Frame Relay Turn up T1 Interface DDS Frame Relay DDS LL Interface Frame Relay Turn up Frame Relay Monitor Tests Frame Relay Test Type Results Frame Relay Performance Results Frame Relay Alarms ISDN PRI Turn up PBX Emulation ISDN PRI Monitor Test ISDN PRI Incoming Call Activities ISDN PRI Test Type Results ISDN PRI Results Reports Cause Codes Standard E amp M Signaling Ground Start FXS Signaling Ground Start FXO Signaling Ground Start SLC Station Signaling Ground Start SLC Office Signaling 103 114 115
214. perFrame SF framing format SLC Enables transmission and analysis of T1 signals with SLC 96 framing UNFRAMED Enables data analysis on the full 1 544 Mbps bandwidth of the T1 line No framing bits are added during transmission and no data bits are stripped when received Not available in D amp l mode or when VOICE is the selected test type AUTO Performs automatic Frame Search The unit automatically configures the receivers and transmitters to the incoming framed and unframed T1 signals AUTO Framing Searching appears on the RESULTS I and II display while the unit attempts to identify the received framing mode If frame synchronization is received the detected mode will be printed in lowercase letters on the Setup view as indicated in Table 12 Table 12 AUTO Framing T1 Signal Format AUTO Mode Selection DID sf D2 sf D4 sf Y Y Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup a 65 Table 12 AUTO Framing Continued T1 Signal Format AUTO Mode Selection ESF esf SLC sglc Unframed unframed AUTO mode is performed concurrently on the LINE and EQUIPMENT receivers The T BERD 950 tries to synchronize to the LINE input If framing synchronization is achieved the green LINE Frame Sync LED illuminates the detected mode appears in lowercase letters and the T BERD 950 tries to synchronize to the same frame format with EQUIPMENT If EQUIPMENT frame format is not the same as LINE
215. plays percentage of severely errored seconds to the Percent Severely number of available seconds Errored Seconds G 821 Deg Min Counts the blocks of 60 non severely errored available Degraded Minutes seconds in which the average BER was worse than 10 6 T BERD 950 User s Guide T1 Test Results 102 m Chapter 7 T1 Test Results Table 25 Performance Category Results Continued CE Result Description Deg Min Displays percentage of degraded minutes to the number of Percent Degraded minutes derived from available non severely errored seconds Minutes Avail Sec Counts available seconds per CCITT G 821 Available Seconds Avail Sec Displays percentage of available seconds to the number of test Percent Available seconds Seconds Unavail Sec Counts unavailable seconds per CCITT G 821 Unavailable Seconds G 821 Consec SES Counts the number of groups of three or more contiguous Consecutively seconds in which an error rate greater than 10 2 was detected Severely Errored in each second Seconds T BERD 950 User s Guide T1 Test Results Chapter 7 T1 Test Results m 103 Alarm Category Results Table 26 provides a list of results which appear in the Alarm Category results along with a description of the alarm Table 26 Alarm Category Results CE Result Description Not B8ZS Seq Det Indicates B8ZS line coding is not present Not B8ZS Sequence Detected Pulse Den Violatn Indicates a T1
216. pment from Acterna to customer or until the end of the Initial Warranty Period whichever is longer Risk of loss or damage to Product returned to Acterna for repair or replacement shall be borne by customer until delivery to Acterna Upon delivery of such product Acterna shall assume the risk of loss or damage until that time that the product being repaired or replaced is returned and delivered to customer Customer shall pay all transportation costs for equipment or software shipped to Acterna for repair or replacement Acterna shall pay all transportation costs associated with returning repaired or replaced product to customer Software Warranty Acterna warrants that Software Products licensed to Customer shall under normal use and service and for a period of ninety 90 days from the date of shipment of the Software to Licensee the Warranty Period perform in all material respects in accordance with the published specifications for such Software as established by Acterna However Acterna does not warrant that the Software will operate uninterrupted or error free operate in the combination with other software meet Customer s requirements or that its use will be uninterrupted Acterna s obligation and Customer s sole and exclusive remedy under this Software Warranty is limited to at Acterna s option either 1 correcting the material errors reported to Acterna in writing by Customer during the Warranty Period and which Acterna is
217. pped and inserted Call Termination Signaling Call Termination enables the analyzer to emulate a switch PBX in order to receive a signaling sequence from a far end PBX switch AN TERMINATE or D amp I must be selected on the Setup Interface v view for T1 in order to run this test T BERD 950 User s Manual Option Description Chapter 9 Signaling Option m 183 In Call Termination a pre defined sequence of originating supervision events digits and terminating supervision events is required The originating supervision events and digits are received by the analyzer while the terminating supervision events are transmitted by the analyzer and provide the handshaking with the digit sending device Up to 64 digits supervision events can be programmed into a sequence These sequences are the same sequences used for call origination See Call Origination Signaling on page 181 The Dial Tone is considered to be a terminating supervision event which can also be programmed into a sequence Signaling Trunk Types The Trunk Type signaling is used to define the On Hook and Off Hook signaling status of the A B C and D signaling bits All trunk types are available regardless of the T1 Interface framing mode e g SLC trunk types can be selected without SLC framing The available trunk types are Standard E amp M Ground Start Loop Start and User Defined The following paragraphs describe each trunk type An X indicates a
218. pressing the CLEAR STORAGE softkey to resume frame capture Capture storage will also be indicated as a percentage result full on the Test Type Results view 4 v Title Bar Display Area Promptin Area g Softkeys p a S Capture storage is only maintained for the lifetime of the current test for example switching from PRI ISDN to BERT will clear the capture storage Use the print softkeys to save relevant capture information before changing tests D CHANNEL DISPLAY 000 OF 000 LINE NT gt TE C SAPI 000 TEI 000 00 10 22 00 I PD 08 M 05 Ns 018 Nr 019 P F 0 Call Reference 012 SETUP BEARER CAPABILITYLen 03 Coding StandardCCITT Transfer CapabilitySpeech Transfer Mode Circuit Transfer Rate 64 kbit s Layer 1 Protocolu law CHANNEL ID Len 03 Indicated ChannelExclusive PREV NEXT MESSAGE MESSAGE Figure 32 ISDN PRI D Channel Display Test Results Test results are shown on theT BERD 950 analyzer screen on the Results I and II Two Line Display Other common results may also be available T BERD 950 User s Manual Test Results 172 a Chapter 9 ISDN PRI Option Test results for the ISDN PRI option are shown on the analyzer Two Line Display The Two Line Display and associated controls and indicators are located on the front panel above the keypad Refer to T1 Test Results on page 89 for a detailed description of the Results Display Test resu
219. printer port AN If Printer Port Info DISPLAY is selected the remainder of v the options are shown on the System view Data Rate Select the Baud Rate of 1200 2400 4800 9600 default is 9600 Stop Bits Select the Stop Bits 1 1 5 or 2 default is 1 Data Length Select the Data length 7 or 8 default is 8 Parity Select Parity of EVEN ODD or NONE default is NONE T BERD 950 User s Guide Printer Configuration 110 m Chapter 8 Printer Operation Terminator Select the termination of the print default is CRLF CRLF Carriage Return and Line Feed CR Carriage Return only LF Line Feed only NONE None T BERD 950 User s Guide Chapter Options I his chapter provides operating information for the T BERD 950 Communications Analyzer options T BERD 950 User s Guide Available Options 112 m Chapter 9 Options Available Options The available options are described in separate subsections W Digital Data System Local Loop Option Frame Relay Option ISDN Primary Rate Interface Option Signaling Option PCM TIMS Option ISDN Basic Rate Interface Option 10BaseT Ethernet Option T BERD 950 User s Guide DDS LL Option his section provides step by step instructions for the Digital Data System Local Loop DDS LL Option for the T BERD 950 and discusses the following topics Option Description TNT Setups Manual Test Setups Test Results T BERD 950 User
220. provide assistance with product returns and repairs W Expert technical support including help with product configuration circuit qualification and complete network trouble sectionalization Acterna is also available on a contractual basis to provide customized application development network consulting and management services software customization and test procedure development All Acterna products are backed by an industry leading warranty that guarantees mainframe repair or replacement for 3 years and all other parts for 1 year Customer Service Locations T BERD 950 User s Guide For questions regarding Acterna products and services including return authorizations and repairs technical support training and all other available services contact your local distributor or Acterna Customer Service at one of the locations listed in the Acterna Contact list at the beginning of this manual Services Chapter 10 Acterna Customer Services m 277 Services Instrument Service To maintain your organization s long term investment Acterna will structure a service plan to fit your network performance goals and budget Acterna understands the impact of equipment down time on operations and is staffed to ensure a quick turnaround Available services include Product Repair All equipment returned for service is tested to the same rigorous standards as newly manufactured equipment This ensures products meet all published spec
221. pter 9 ISDN PRI Option Table 48 ISDN PRI Results Reports Cause Codes Continued C e ECT Value No Cause Code 101 0001 81 Invalid call reference value 0010 82 Identified channel does not exist 0011 83 A suspended call exists but this call identity does not 0100 84 Call identity in use 0101 85 No call suspended 0110 86 Call having the requested call identity has been cleared 1000 88 Incompatible destination 1011 91 Invalid transit network selection 1111 95 Invalid message unspecified 110 0000 96 Mandatory information element is missing 0001 97 Message type nonexistent or not implemented 0010 98 Message not compatible with call state or message type nonexistent or not implemented 0011 99 Information element nonexistent or not implemented 0100 100 Invalid information element contents 0101 101 Message not compatible with call state 0110 102 Recovery on timer expired 1111 111 Protocol error unspecified 111 1111 127 Interworking unspecified National specific Cause Codes Defined in TA NWT 001268 000 0100 4 Vacant code 1000 8 Prefix 0 dialed in error 1001 9 Prefix 1 dialed in error 1010 10 Prefix 1 not dialed 1011 11 Excessive digits received call is proceeding 110 0101 101 Protocol error threshold exceeded a This code was defined in the 1984 revision of Q 931 but omitted from the 1988 revision The DMS 100 switch supports this code T BERD 950 User s Manual Signaling Option his s
222. put LINE or EQUIPMENT the AIS is detected The red History LED illuminates when the AIS is no longer detected YELLOW Illuminates red when the T BERD 950 detects a yellow alarm ALARM The LED indicates which RECEIVE input LINE or EQUIPMENT the yellow alarm is detected The red History LED illuminates when a yellow alarm is no longer detected Neither the Status nor the History LED illuminates if T1 frame sync has not been achieved Interface Category Results The Interface category results view 2 7 lists all results as described in Table 20 Table 20 Interface Category Results Result Name Description BPVs Counts BPVs detected in the received signal that are not Bipolar Violations embedded in valid B8ZS sequences since start of test BPV Seconds Counts test seconds in which a BPV was received BPV Error Seconds BPV Rate Calculates ratio of BPVs received over total bits received T BERD 950 User s Guide T1 Test Results Chapter 7 T1 Test Results a 95 Table 20 Interface Category Results Continued Result Name Description Frm Errors Frame Errors Frm Er Rate Frame Error Rate Frm Er Sec Frame Error Seconds Frm Los Cnt Frame Loss Count Frm Los Sec Frame Loss Seconds CRC Errors CRC 6 Errors CRC Err Sec CRC 6 Error Seconds CRC Er Rate CRC 6 Error Rate COFA Count Change of Frame Alignment Count Ex Zero Cnt Excess Zeros Count T1Alarm Sec C
223. put should correspond to the rate being transmitted Assuming this fixed rate is below the maximum near end circuit data rate The difference between minimum average and maximum PING delay provides a baseline measure of network performance This occurs when a series of PINGs are transmitted over a period of time Excessive delays are typically caused by congestion at some point on the network By sending PINGs to devices located at different points within the network areas of congestion can be isolated T BERD 950 User s Manual Test Results 274 m Chapter 9 10 BaseT Ethernet Option T BERD 950 User s Manual Chapter Acterna Customer Services his chapter describes services service locations and available training through Acterna formerly TTC and WWG Both warranty and out of service warranty service information is provided T BERD 950 User s Guide Overview 276 m Chapter 10 Acterna Customer Services Overview Acterna offers unmatched services to support purchased equipment including a wide range of customer care technical support instrument maintenance and training services Acterna customer service specialists are fully trained to help customers find the answers they are looking for Call Customer Services for m Information on products and services including upgrades calibration training software enhancement agreements SEAs and product maintenance agreements Our representatives can also
224. quence is not satisfied by the signaling events that occurred on the line or a signaling event delays more that 60 seconds the message Sequence Fail appears Type Displays a description of the signaling event for example Originating Off Hook or digit type DP DTMF or MF Duration Measures the duration of a supervision event or digit The range is 0 through 60 seconds with overflow indication This result is applicable to signaling supervision events R w d and t or any digit Delay Measures the delay from one supervision event digit to the previous supervision event digit The range is 0 through 60 seconds with overflow indication Signaling Scan Displays the status of the signaling scan feature Enabled or Disabled and the active channel selected This information is only displayed in Monitor mode T BERD 950 User s Manual PCM TIMS Option his section provides step by step instructions for the PCM TIMS Pulse Code Modulation Transmission Impairment Measurement Set option for the T BERD 950 and discusses the following topics Option Description TNT Setups Manual Test Setups Test Results T BERD 950 User s Manual Option Description 204 Chapter 9 PCM TIMS Option Option Description The PCM TIMS option enables the T BERD 950 to performVoice Frequency VF testing on u Law encoded PCM data The external interface to the option is via the T1 interface LINE or EQUIPMENT or both Digita
225. r the Test Type view Title Bar J 1 2 Test Type T1 BERT f Bert Pattern AUTO Error Insert Type LOGIC Error Rate 1x10 3 Selection Area 3 Prompting Select Mode Area Figure 18 TI Test Type View T BERD 950 User s Guide Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup u 81 T1 BERT Patterns Bert Pattern TERMINATE D amp I and MONITOR only Enables the selection of the required test pattern default is 2047 Unless otherwise stated all patterns are transmitted from left to right and are available for use in full T1 and fractional T1 testing Choices include All Ones Selects a fixed pattern of AMI pulses Used to stress repeaters or as a keep alive idle AIS code in a T1 signal In DDS its an idle or keep alive signal All Zeros FULL T1 only Selects the B8ZS Clear Channel Compatibility Test Pattern Helps isolate mis optioned AMI equipment 1 7 FULL TI only Selects a fixed pattern F01000000 where F is the frame bit Tests the minimal ones density for AMI circuits 2in8 FULL TI only Selects a fixed pattern F01000010 where F is the frame bit Used to stress B8ZS circuits 3 in 24 FULL TI only Selects a fixed pattern F010001000000000000000100 where F is the frame bit Stresses maximum zeroes and minimum ones density at the same time QRSS Selects the 220 1 Pseudorandom pattern with a maximum of 15 sequential Os
226. rage 96 received channel since the start of the test Calculated as total Utilization Frame Relay octets in frames excluding flags including overhead total octets idle and frame data received Max Util B Calculates maximum percentage of link utilization on the Maximum received channel in any one second since the start of the test Utilization Avg Thruput B Calculates average received throughput since the start of the Average test calculated as total Frame Relay Frame bits header Throughput UDF CRC total seconds Max Thruput B Calculates maximum received throughput in bits per second Maximum during any one second since the start of the test Throughput Avg Png Dly Calculates average round trip delay measured in Average PING milliseconds since the start of the test Delay NOTE This result is only available in TERMINATE mode Max Png Dly Calculates maximum round trip delay measured in Maximum PING milliseconds since the start of the test Delay NOTE This result is only available in TERMINATE mode Min Png Dly Calculates minimum round trip delay measured in Minimum milliseconds since the start of the test PING Delay NOTE This result is only available in TERMINATE mode Alarm Messages Table 43 provides a list of results that appear on the Results Alarms view along with a description of the alarm T BERD 950 User s Manual Test Results Chapter 9 Frame Relay Option m 153 Tabl
227. rames received with at least one of the following conditions undefined control field U frame with an improper length and I frame with a length exceeding limit T BERD 950 User s Manual Test Results 174 a Chapter 9 ISDN PRI Option Table 47 ISDN PRITest Type Results Continued CE Result Name Description Aborted Frm Reject Frm Frm Rejects Invalid Frm Act Calls Comp Calls Call Fails Call 1 and Call 2 Status Call Failure Report Call Progress Report T BERD 950 User s Manual Counts the aborted ISDN frames received excluding Out of Frame aborts Counts the received frames with a sequence number error Counts the received frames with ISDN Frame Reject frames A Frame Reject is sent when a device receives a frame with a protocol error Counts the frames with at least one of the following invalid conditions short frame FCS errored frame single octet address and unapproved Service Access Point Identifier SAPT Counts the total number of currently active calls Includes calls in progress connected calls and calls being disconnected Counts the number of completed calls that successfully connect and disconnect Counts the number of call attempts that ended in call failure does not include busy replies or normal call clears Call Status Displays current call status Call Type Displays DATA or VOICE call type Caller ID Displays the number from where the call is being
228. rated in Figure 1 Line Equipment Tx E Tx Rx ER bi Rx La Figure 1 D amp I Mode Paths Dual Monitor Mon Mode This mode measures signal parameters monitors traffic from a resistor isolated DS1 monitor point or bridges onto the line One 1 or two 2 receivers may be used If two 2 receivers are used the LINE and EQUIPMENT receivers are monitored simultaneously Line Loop Back LLB Mode T BERD 950 User s Guide This mode places the T1 path into Full Loop Back configuration which loops the incoming data back out the transmitter while enabling the receiver to monitor the incoming signal BPV errors are not corrected The LLB mode signal paths are illustrated in Figure 2 Front Panel Controls Indicators and Connectors Chapter 2 Instrument Setup and Description E 9 Line Equipment Tx Tx Rx Rx p Figure 2 LLB Mode Paths Self Loop Mode When the T BERD 950 is placed in Self Loop mode press SELF LOOP key a set of relays is activated These relays are designed to pass the incoming signal through the T BERD 950 The signal path is from Rx LINE to Tx EQUIPMENT and from Rx EQUIPMENT to Tx LINE This is the same configuration as for D amp I Mode If a D amp I test is being performed and the T BERD 950 is placed in Self Loop mode the incoming signal still passes through it without interruption If it is in Terminate Mode where the configuration is Tx LINE to Rx LINE the relays have no effect The relay
229. rce IP Address Subnet Mask 255 255 255 0 Avg Thruput Dest IP Address 1 1 1 3 Tx Pings Echo Pings Lost Pings Min Ping Delay Max Ping Delay Avg Ping Delay IP Address Mode STATIC FCS Err Frames Source IP Address 1 1 1 1 Collisions Gateway Address 1 1 1 2 Checksum Err Frames Subnet Mask 255 255 255 0 Source IP Address Dest IP Address 1 1 1 3 Total Rx Packets Load Rate kbps XXX Total Tx Packets Packet Length XXX Avg Frame Rate Avg Frame Length Avg Thruput Max Thruput Traffic Generation Setting up Manual Testing This section provides descriptions of the analyzer setup as it applies to the 10BaseT Ethernet option Figure 55 shows a sample Interface Setup view T BERD 950 User s Manual Setting up Manual Testing 264 m Chapter 9 10 BaseT Ethernet Option Title Bar _ 1 2 Interface 10BaseT IP f Mode TERMINATE Selection Area L Prompting FUNC Select Mode Area ru p Figure 55 10BaseT Setup Interface View Setting up the Interface View The Interface Setup view configures the IOBaseT Ethernet interface Currently only the Terminate interface is available for the 10BaseT Ethernet option Mode Enables selection of the operating mode Only TERMINATE is available see Operating Modes on page 260 Setting up the Test Type View The Test Type Setup view configures the test to be performed The SCROLL key controls this selection area Fi
230. re the type of test to be performed T BERD 950 User s Manual Setting Up Manual DDS LL Test 124 w Chapter 9 DDS LL Option Title Bar J 2 2 Test Type DDL LL BERT P3 Bert Pattern 2047 Bert Block Error PATTERN LENGTH Error Insert Type LOGIC Selection Area 4 Prompting Select Bert Pattern Area Softkeys 2047 2047QRS T1 1 T1 2 96 Min Max T BERD 950 User s Manual Figure 23 DDS LL Setup Test Type View Bert Pattern Select the appropriate BERT pattern For descriptions of all BERT patterns see Setting Up the T1 Test Type View on page 80 Sec Channel Pattern Selects the type of data inserted on the secondary channel default is 511 Choices include IDLE Inserts idle code on the secondary channel 511 Inserts the 511 BER test pattern on the secondary channel 2047 Inserts the 2047 BER test pattern on the secondary channel Bert Block Type Enables selection of the block length for the currently selected pattern default is PATTERN LENGTH Choices include PATTERN LENGTH Sets the block length to the length of the currently selected pattern USER DEFINED Enables the user to set a specific block length for the selected pattern Choices include Bert Block Length Enables setting the block length to any value between 50 and 100000 default is 1000 The keypad is used to enter the desired value 4 v Test Results Chapter 9
231. receiving an idle code of a 56 kbps DSO A signal 0 when transmitting a DSU loopback of a 56 kbps DSO A signal or do not care value when transmitting and receiving all other DSO A signals OCU S0101010 OCU HL96 S0101010 HL96NY S0101010 DSU 0101100 CSU S0101000 CSU R 0101000 CSU 2R S0101000 1ST RPTR S0101000 2ND RPTR S0101000 Signal Present Frame Sync Pattern Sync B8ZS Detect AIS Alarm Indication Signal and Yellow Alarm T1 Specifications Chapter 4 Specifications a 45 Table 6 TI Specifications Continued CE Item Specification Frequency Measurements Accuracy 10 ppm Resolution 1Hz Level Peak to Peak 20mV to 12 0 V Positive and Negative Base to peak 10 mV to 6 0 V Positive and Negative Base to peak 48 0 dBdsx to 46 7 dBdsx Resolution 1 dB Simplex Current Range 10 to 207 mA and under 10 mA Accuracy 10 or 2mA whichever is greater Wander Resolution 1 UI Accuracy 1 UI a See Appendix B for additional Loopcodes b All level measurement results are based on the peak voltage level of the input signal Table 7 lists the Originating Messages that are only available when payload is set to DDS for T1 Similar messages are also set for T1 non DDS Payload T BERD 950 User s Guide T1 Specifications 46 m Chapter 4 Specifications Table 7 TI Loop Code Originating Messages C Type Message Loop Up Status Transmitting Loop Up lt Loopcode gt Loop Up Aborted l
232. ries of failures can indicate more than one bridgetap Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup E 83 MULTIPAT FULL TI only Selects an automated test that transmits 5 consecutive test patterns ALL ONES 1 7 2 8 3 in 24 and QRSS Use the keypad to change the time for each pattern AN A pattern set to 0 minutes is not transmitted At least one v pattern must be set to a non zero value MULTIPAT 2 FULL T1 only Selects an automated test that transmits 5 consecutive test patterns 3 in 24 1 7 ALL ONES QRSS ALL ZERO Use the keypad to change the time for each pattern Programmable Selects a user programmable pattern from 3 to 32 bits long transmitted left to right The default is 01010101 When selected the following selection line is available Program Pattern available only when PROG is the selected pattern Enables programming of a user programmable pattern transmitted left to right using the softkeys and keypad The pattern must be at least 3 binary characters and no more than 32 binary characters in length If an invalid pattern is entered a Validation Error appears on the display The following softkeys are available Home Places the cursor at the beginning of the binary data string End Places the cursor at the end of the binary data string Clear Deletes the current binary data string LONG USER n Selects Long User Pattern n where n 1 or 2 program
233. rming Frame Relay Monitor Test Table 39 lists the TNT setups for the T1 and DDS LL interfaces to perform a monitor test on Frame Relay For descriptions of the test setup parameters see Setting Up Manual Frame Relay Test on page 141 For descriptions of all results see Test Results on page 146 The objective of performing a monitor test is to verify that the live frame relay traffic is transmitted without excessive congestion at the proper rate Results such as FCS errors frame rate utilization along with physical layer results can be viewed Table 40 Frame Relay Monitor Tests CE Test TNT Setup TNT Results T1 Interface Payload FULL CRC Errors Line Coding AUTO Frm Errors In this scenario you can connect to the monitor Show Results For RECEIVE DLCI BPVs point and review the results Receive DLCI 16 Frm Cnt Long Frame 4095 LMI Cnt LMI Errs IF PAYLOAD DDS DLCIs Channel 1 Avg Util Rate DSOA 56 Avg Tput IF PAYLOAD nx64K or nx56K Channels pop up edit screen DDS LL Interface Primary Rate 56K Frm Cnt Show Results For LINK LMI Cnt In this scenario you can connect to the monitor LMI Errs point and review the results DLCIs Avg Util Avg TPUT T BERD 950 User s Manual Setting Up Manual Frame Relay Test Chapter 9 Frame Relay Option m 141 Setting Up Manual Frame Relay Test This section provides descriptions of the Test setup parameters for the Interface and Test Type views for the Frame Rela
234. rument Setup and Description Using the PCMCIA Card Slot Insert the T BERD 950 software card 1 Turn power off 2 Open the PCMCIA access door the hinged cover over the port on the right side The inside of the door is marked OPTION Top Eject on the left and SOFTWARE Bottom Eject on the right 3 Insert your software in the bottom slot The top slot is for future use To remove the PCMCIA software card press the small release button on the right side of the software slot Do not try to pull it out Right Side Panel Controls and Connectors The right side panel of the T BERD 950 mainframe is shown in Figure 5 Each control and connector is marked with a numbered callout Table 4 describes each control and connector referenced to the numbered callouts in Figure 5 T BERD 950 User s Guide Right Side Panel Controls and Connectors Chapter 2 Instrument Setup and Description u 17 Figure 5 Right Side Panel View Table 4 Right Side Panel Controls and Connector s gt a Control Indicator Description 1 Interface Module Slot Contains optional interfaces such as the Analog 2W 4W or Datacom DTC DCE Interface Modules 2 Fan Cools the T BERD 950 when con nected to AC power and when the bat teries are being charged During test operations the fan is controlled by its internal temperature 3 AC Power Receptacle Connects the AC power cord to the T BERD 950 T BERD 950 User s Guide
235. ry contains definitions for acronyms abbreviations and terms used throughout this guide T BERD 950 User s Guide 294 a Appendix B Glossary Glossary AIS AMI Associated Path AUX B1 or B2 B8ZS BECN BER BERT BPV BRI Bridgetap CLIP C R CO CPE CSU D amp I DCE DDS LL DE DLCI DL LLB DL Net DL PLB T BERD 950 User s Guide Alarm Indication Signal Blue Alarm Alternate Mark Inversion Configured to be on the same T1 Path Auxiliary First or Second Bearer Channel Bipolar 8 Zero Substitution Backward Explicit Congestion Notification Bit Error Rate Bit Error Rate Test ing Bipolar Violation Basic Rate Interface Automated test that transmits 21 consecutive test patterns ALL ONES 1 1 1 3 1 5 1 6 1 7 2 8 2 9 2 10 2 11 2 12 2 13 2 14 3 in 18 3 in 19 3 in 20 3 in 21 3 in 22 3 in 23 3 in 24 and QRSS Calling Line Identification Presentation Command Response Indication Central Office Customer Premise Equipment Channel Service Unit Drop and Insert Data Communications Equipment Digital Data System Local Loop Discard Eligibility Data Link Connection Identifier Data Link Line Loopback Data Link Network Loopback Data Link Payload Loopback DN DP DSP DSU DSX DTE DTMF EOC EQUIPMENT switch ESF ETSI FAC FCS FECN FTI FXO FXS HDLC HDSL HELP key ISDN ITU KP LAPD Large Graphical Display LBO Appendix B Glossary m 295 Directory Number part of S
236. s Chapter 10 Acterna Customer Services m 279 Out of Warranty Service Agreement Covers the test system for failures after the warranty expires including all time and material costs and return shipping costs to the customer site Field Engineering and Installation Service Provides a vari ety of options for implementing the test system into the network including installation configuration upgrades and on site tech nical support Technical Training By providing both experienced instructors and a hands on atmosphere Acterna training is designed to optimize test strategies and employee development requirements Available services include Customized Technical Training Designed to incorporate real life challenges technicians face daily while addressing the customer s training requirements Acterna provides training at the customer s designated site so the whole staff is trained at one time Step by step reviews of current technologies and products enable new or experienced technicians to translate theory into practical hands on expertise Public Courses Regularly scheduled in depth hands on product and technology courses are offered worldwide Public courses provide a learning environment that allows individuals from different companies to share their knowledge and experi ence with their peers Computer Based Training CBT Acterna s CBT comple ments our hands on technical training With CBT customers ca
237. s Continued CE Result Name Description DLCIs Displays all configured DLCIs Data Link Connection Identifiers for a circuit indicating the status of the DLCI as provided by the Full Status Poll Deleted DLCIs apply to LMI Rev 1 only A status of traffic indicates that traffic was detected on the DLCI but that DLCI was not listed in the Full Status Poll NOTE This result appears on the Large Graphical Display Results view Lost Pings Counts echo packets that were not replied to includes out of order echo reply packets and corrupted echo reply packets NOTE This result is only available in TERMINATE mode Tx Pings Counts echo packets frames transmitted by the analyzer since Transmitted Pings the start of the test NOTE This result is only available in TERMINATE mode Echo Pings Counts echo replys transmitted by the analyzer since the start of the test NOTE This result is only available in TERMINATE mode Performance Category Results Performance category results are described in Table 42 In the following table the letter in brackets following the Result Name indicates that the result applies to both B a single DLCI and the aggregate total of all frame relay packets received A v T BERD 950 User s Manual Test Results 152 m Chapter 9 Frame Relay Option Table 42 Frame Relay Performance Results CE Result Description Avg Util B Calculates average percentage of link utilization on the Ave
238. s Guide Battery Operation Chapter 2 Instrument Setup and Description u 23 AN The fuse holders are located on the right side panel of eo T BERD 950 immediately to the left of the Power switch See v item 4 of Figur e5 on page 17 3 Insert the replacement fuse Replace with a fuse of the proper rating and voltage i e T1A 250V See the label on the bottom of the T BERD 950 for fuse type into the holder and reinstall the fuse holder by turning it 4 turn counterclockwise 4 Reconnect the AC power cord T BERD 950 User s Guide Battery Operation 24 m Chapter 2 Instrument Setup and Description T BERD 950 User s Guide Cha pter I his chapter describes the operation of the Large Graphical Display and the Home Setup Results and System views T BERD 950 User s Guide Main Display Controls 26 m Chapter 3 Large Graphical Display Operation Main Display Controls The following paragraphs describe the operation of the front panel controls associated with the Large Graphical Display Figure 7 shows the controls and LEDs for the Large Graphical Display RESULTS e RESTART CIRCUIT CALLS SINGLE CAL SETUP RESULTS LIE Figure 7 Main Display and Controls Large Graphical Display LEDs The LEDs above the Large Graphical Display correspond to the view that is active on the display For example when the Setup view is active the SETUP LED illuminates Views Keys The Views keys HOME SETUP RE
239. s Manual Option Description 114 a Chapter 9 DDS LL Option Option Description The DDS Local Loop option allows you to test from and analyze the DDS four wire local loop The electrical interface for the option is the eight position RJ 45 connector This connector is compatible with both the RJ 45 keyed 8 position 8 conductor and RJ 48 non keyed modular plugs Only four conductors are used on the connector Table 27 explains the RJ 45 connector pin assignments in the various operating modes of the DDS Local Loop option Table 27 RJ 45 Pin Assignments gt a Pin No Function Function OCU DP Emulation Mode 1 R Receive Data Ring Lead 5 2 T Receive Data Tip Lead 6 3 Not Used 7 4 Not Used 8 Not Used Not Used T1 Transmit Data Tip Lead R1 Transmit Data Ring Lead DSU CSU Emulation Mode 1 R Transmit Data Ring Lead 5 2 T Transmit Data Tip Lead 6 3 Not Used 3 4 Not Used 8 Monitor Mode 1 R Receive Data Ring Lead 5 2 T Receive Data Tip Lead 6 5 Not Used I 4 Not Used 8 T BERD 950 User s Manual Not Used Not Used T1 Receive Data Tip Lead R1 Receive Data Ring Lead Not Used Not Used T1 Receive Data Tip Lead R1 Receive Data Ring Lead Option Specifications Option Description Chapter 9 DDS LL Option m 115 Table 28 describes the specifications for the DDS Local Loop option Table 28 Option Specification s C Item Specification Data F
240. s remain active when the unit loses power or is powered off Front Panel Controls Indicators and Connectors The front panel of the T BERD 950 mainframe is shown in Figure 3 with each control or control group indicator and connector marked with a numbered callout Table 1 provides a brief description of each control indicator and connector referenced to the numbered callouts in Figure 3 T BERD 950 User s Guide Front Panel Controls Indicators and Connectors 10 m Chapter 2 Instrument Setup and Description 1 2 3 4 BG NEN IE Tx soueven Rix T BERD 950 Communicatidns Analyzer ALL reas ALL doe CIRCUIT CALLS OE Ur SINGLE CALI SUMMARY INTERFACE TEST TYPE SIGNAL TIME PERFORMANCE Galan tae ae HOME SYSTEM SELF LOOP ERROR INSERT de mW 11 12 13 Lia Figure 3 Front Panel 16 17 18 19 20 21 22 T BERD 950 User s Guide Front Panel Controls Indicators and Connectors Chapter 2 Instrument Setup and Description Il Table 1 Front Panel Controls Indicators and Connectors gt a Control Indicator Description Large Graphical Display T1 LINE Tx and Rx Connectors Large Graphical Display LED RESTART Key Microphone Two Line Display T1 EQUIPMENT Tx and Rx Connectors RESULTS I and II Display Area Controls amp Indicators Shows four unique views Home Configures the interface task and test to be performed Setup Config
241. s that have a value opposite that of the corresponding transmitted bits after pattern synchronization has been achieved Pat Slips Counts the total number of pattern slips detected since start of Pattern Slips test BER Displays ratio of bit errors to received pattern data bits Bit Error Rate Errored Sec Counts test seconds where one or more bit errors occurred Errored Seconds T BERD 950 User s Guide T1 Test Results 98 E Chapter 7 T1 Test Results Table 22 Test Type Category Results Continued CE Result Description EFS Counts the seconds during which pattern synchronization was Error Free Seconds maintained through the entire second and no bit error occurred EFS Displays ratio expressed as a percentage of error free seconds Percent Error Free to the total number of seconds during which pattern Seconds synchronization was maintained through any part of the second Pat Los Sec Counts the total number of seconds after initial pattern Pattern Loss synchronization where pattern synchronization was not Seconds present for any length of time RT Delay ms Calculates round trip delay in milliseconds for T1 Round Trip Delay in applications Resolution is 20 us milliseconds NOTE Only applicable when a Delay pattern is selected PatSyncLoss Displays pattern synchronization loss count Pattern Synchronization Loss Inv Pattern Displays the pattern received This inverted pattern is the
242. s the number from where the call is being placed Called Displays the number to where the call is being placed a The analyzer interprets the Cause code for you however a complete list of Cause Codes can be found in Table 78 on page 256 Figure 51 shows a Typical ISDN call status and call failure report T BERD 950 User s Manual Test Results 252 m Chapter 9 ISDN BRI Option Title Bar gt fe Call 2 Status Idle Speech 0 No Cause Display ion User Area Call Failure Report Fail Item 1 Type Unres 64 kbps Channel d 1 Cause Code No Channel Available Location Public Net to Local User Ls ing Num 5551212 a ed Num 3015552525 Prompting Press HELP for Additional Area Result Information Figure 51 ISDN BRI Call Status and Call Failure Report X 25 Test Type Category Results The ISDN BRI option collects X 25 Test Type Category results when it terminates a link These results are based on the received D channel the transmitted frames are ignored See Figure 52 and Figure 53 for sample X 25 Test Type Category results 3 7 Test Type BRI ISDN Frm Count Err Frm Reject Frm Frm Rejects Tot Rx Pkts Rx Data Pkt Display Tot Tx Pkts Area Tx Data Pkt Rx RR Pkts Rx RNR Pkts Rx REJ Pkts Layer2 Stat Link Estab Packet Stat Data Transf X 25 Call Data Result TPI Automated Test Line Entering Loopback Prompting Press HELP for Additional rea Result Information
243. s to select the channel DDS Selects DDS over T1 analysis and enables the selection of an individual T1 DSO channel to be tested Channel Selects a specific DSO channel to be tested Use the INCREASE VALUE or DECREASE VALUE softkeys to set the channel Rate Selects the unframed channel format and data transmission subrate over the DSO 64 kbps channel default is CLEAR CHANNEL Choices include CLEAR CHANNEL Select to test DS0 A formatted DDS data at 64 kbps Uses entire DSO bandwidth DS0A56 Select to test DSO A formatted DDS data at 56 kbps Uses the entire DSO bandwidth except bit 8 which is controlled by the analyzer and distinguishes customer data from network control information DS0A9 6 Select to test DSOA formatted DDS data at 9 6 kbps Copies all eight bits of the DS0A9 6 bandwidth five times into the selected 64 kbps channel DS0A4 8 Select to test DSOA formatted DDS data at 4 8 kbps Copies all eight bits of the DS04 8 bandwidth 10 times into the selected 64 kbps channel DS0A2 4 Select to test DSOA formatted DDS data at 2 4 kbps Copies all eight bits of the DS02 4 bandwidth 20 times into the selected 64 kbps channel Setting Up Manual T1 Test Chapter 6 T1 Manual Test Setup u 67 Line Coding all operating modes Enables selection of the line coding for the transmitted data default is B8ZS Choices include AMI Selects Alternate Mark Inversion AMI coding B
244. s you to turn off the T BERD 950 and retain the print buffers that have not been printed T BERD 950 User s Guide Printer Configuration 108 m Chapter 8 Printer Operation 4 v With the T BERD 950 printer option you can store screen information when you are out in the field When you connect the analyzer to a printer at a later time the T BERD 950 will resume printing until the buffers are empty The T BERD 950 printer has a fixed amount of NOVRAM reserved for storing print data It can store at least 10 prints These prints can be one or more manual or timed prints If a print request is received and there is not enough memory to store the print data the T BERD 950 does not store the print data Instead it alerts you to this condition by flashing the Print Buffer Full message on the Two Line display To temporarily clear the Print Buffer Fullmessage you can disable automatic printing in the System view or press the RESTART key The message will reappear when another print request generates and the buffer is full which requires you to clear the condition again The Two Line message is removed when the buffer becomes available You can use a configuration from the System view to clear the print buffer stored in NOVRAM After setting the configuration to YES you are prompted to confirm the operation using the softkeys You can Confirm to clear the buffer or Cancel the operation The print buffer is cleared when you change th
245. scription Table 1 Front Panel Controls Indicators and Connectors Continued C Control Indicator Description 9 DDS Local Loop Connects RJ45 connector for four wire Digital Data Service Connector DDS Local Loop Option 10 Status Alarm Group Status Alarm LEDs inside LEDs Illuminates green to indicate Signal Present Frame Sync Pattern Sync and B8ZS detection Illuminates red for AIS and Yellow Alarm for LINE and EQUIPMENT channels History LEDs outside LEDs Illuminates red to indicate that a status alarm condition has changed state for Signal Present Frame Sync Pattern Sync B8ZS detection AIS and Yellow Alarm for both LINE and EQUIPMENT channels Press RESTART or HISTORY RESET to clear HISTORY RESET Key Clears all history LEDs It does not clear an active alarm LED Low Battery LED Illuminates to indicate that the batteries have less than 15 minutes of charge remaining NOTE This LED also illuminates when the T BERD 950 is powered on and remains on for approximately 30 seconds until the internal battery test circuitry determines the amount of charge remaining in the battery Charge LED Steady illumination indicates that the battery ies is being charged at the maximum rate It blinks to indicate that the battery is being trickle charged 11 SOFTKEYS Control FUNCTION Shows the current available softkey groups Group MORE Shows additional softkeys Softkeys Use to make selectio
246. sed on the test frame sequence number This result is calculated on a single DLCI only If the test frame length is less than 16 octets lost frames are not counted Lost Frm F Calculates percentage of TTC test frames that appear to have Lost Frames been lost by the network based on the test frame sequence number This result is calculated on a single DLCI only LMI Type Indicates the type of LMI available on the frame relay circuit In MONITOR mode this result is an aggregate of the LINE and EQUIPMENT receivers but appears for the LINE receiver only LMI Count Counts LMI messages received since the start of the test an incrementing count indicates a heartbeat In MONITOR mode this result is an aggregate of the LINE and EQUIPMENT receivers but appears for the LINE receiver only LMI Errs Counts LMI STATUS ENQUIRY messages received that LMI Errors contained incorrect sequence numbers or an incorrect information element length In MONITOR mode this result is an aggregate of the LINE and EQUIPMENT receivers but appears for the LINE receiver only LMI TMOS Counts LMI STATUS ENQUIRY messages sent that yielded LMI Timeouts no response from the network before the next poll cycle In MONITOR mode this result is an aggregate of the LINE and EQUIPMENT receivers but appears for the LINE receiver only T BERD 950 User s Manual Test Results Chapter 9 Frame Relay Option m 151 Table 41 Frame Relay Test Type Result
247. st DDS Receive Byte in binary format Valid only with DDS payload DDS Rx Code Displays the received control code by name when one is DDS Receive Code detected When no control codes are detected the message Non Ctrl appears Table 21 lists the Receive Codes by name and binary Codes are transmitted left to right Table 21 DDS Control Code s Control Code Binary ASC Abnormal Station N001 1110 BLOCK Block Code S000 1010 CHAN LPBK Channel Loopback S010 1000 CTRL IDLE Idle S111 1110 DATA IDLE Data Idle S111 1111 DSU LPBK DSU Loopback S010 1100 FEV Far End Voice 101 1010 LBE Loopback Enable 101 0110 LD ACK S011 0010 LPBK ID Loopback ID 101 0001 LSC DSU Data Service Unit Loopback Select S011 0001 LSC NEI Network Element Indicator Loopback Select 100 0001 MA MJU Alert S111 0010 MAPO MAPO Confirmation S001 0011 T BERD 950 User s Guide T1 Test Results Chapter 7 T1 Test Results a 97 Table 21 DDS Control Codes Continued Control Code Binary MAPI MAPI Confirmation 110 1101 MOS Mux Out Of Sync N001 1010 OCU LPBK OCU Loopback S010 1010 RELEASE Release Code S111 1000 TEST Test Code S001 1100 TA Test Alert 110 1100 TIP Transition in Progress S011 1010 UMC Unassigned Mux Channel N001 1000 Test Type Category The Test Type category results are described in Table 22 Table 22 Test Type Category Results Result Description Bit Errors Counts the received bit
248. st Type T1 TIMS a Lvl dBm Freq Hz C Fil S N C Msg dBrnc Selecion C Nch dBrnc DC Off mV Imp Noise H Imp Noise M Imp Noise L a Dropouts Prompting FUNC Press HELP for Additional Area Result Information Figure 39 PCM TIMS Test Type Results View Summary Category Results The Summary category automatically lists out of specification key results If all results are within specification for the LINE or EQUIPMENT receiver the message All Results OK appears on the appropriate side of the Two Line Display There are no Performance Category results for the PCM TIMS Option For details on the Interface Signal and Time Category test results see T1 Test Results on page 92 Test Type Category Results The Test Type category results are described in Table 65 T BERD 950 User s Manual Test Results 214 Chapter 9 PCM TIMS Option Table 65 PCM TIMS Test Type Results CE Result Name Description Freq Hz Measures VF frequency in Hertz from 20 to 3904 Hz with an Frequency accuracy of 1 Hz Result available in MONITOR operating mode and HOLDING TONE and VARIABLE TONE test modes Lvl dBm Measures VF level in dBm with an accuracy of 0 2 dB from Level 200 Hz to 3900 Hz 3 dBm to 40 0 dBm and 0 1 dB from 1002 Hz to 1022 Hz 0 to 19 dBm Result available in MONITOR operation mode HOLDING TONE and VARIABLE TONE test modes C Fil S N Calculates ratio in dB
249. t BPV Rate Displays ratio of BPVs received to total bits received Rev Byte Displays data byte samples in binary form Applicable only Receive Byte when Primary Rate is set to 64 kbps or secondary channel is active Rev Code Displays the received bytes which are interpreted as special Receive Code network codes in text form DDS Frm Err Counts frame errors received since start of test Frame Errors DDS FE Rate Counts frame errors received divided by the number of Frame Error Rate framing bits received Rx Dat Freq Displays the receive data rate of the Primary or Secondary Receive Data channel being analyzed in bits per second b s Frequency Data Mode Displays percentage of total control bits received in data Data Mode Percent mode to the count of total control bits received Applicable only when secondary channel is active Signal Category Results The Signal category results are described in Table 34 T BERD 950 User s Manual Test Results 128 a Chapter 9 DDS LL Option Table 34 DDS LL Signal Results Result Name Description Rev Lvl dB Displays power level of an all ones signal measured in dB Receive Level in Measurement range is 0 dB to 45 0 dB dB Rev Lvl Vp Displays level of received signal in peak to peak volts Receiver Signal Measurement range is 1 00 V to 4 00 V if under 1 00 V the Level in Volts peak range is 0 V to 0 999 V to peak Seal Cur mA Measures the loop u
250. t NT1 TE Mode Detailed descriptions of these modes of operation are found below LT BERT Mode The purpose of the LT mode is to BERT the physical layer of the U interface toward the NT device This mode is not capable of placing or receiving a call This mode can BERT the B1 B2 B1 and B2 or 2B D channels The BERT operations can either be end to end with another BERT device on the NT side or looped back Phantom power is not provided Figure 41 shows BER testing using full or partial bandwidth for this mode T BERD 950 User s Manual Option Description Chapter 9 ISDN BRI Option m 221 The ISDN BRI option can request loopbacks on the B1 B2 B1 and B2 or 2B D channel T BERD 950 p To NT NT1 or Test Connector U Interface 2B1Q Equipment a p Figure 41 ISDN BRI LT Terminate Mode NT1 BERT Mode The purpose of the Network Termination NT1 mode is to test the physical layer of the U interface toward the LT device The NT1 mode cannot place a call but it can BERT the B1 B2 B1 and B2 or 2B D channels The test operations can only be in end to end with another BERT device on the LT side Figure 42 shows testing using full or partial bandwidth for this mode In NT1 mode the U interface can be looped back manually or via the EOC messages received from the LT The BRI interface can loopback the B1 B2 B1 and B2 or 2B D channel Equipment
251. t Loopcode gt Loop Up Success lt Loopcode gt Loop Up Failed lt Loopcode gt Loop Up Sent lt Loopcode gt Loop Down Transmitting Loop Down lt Loopcode gt Status Loop Down Aborted lt Loopcode gt Loop Down Success lt Loopcode gt Loop Down Failed lt Loopcode gt Loop Down Sent lt Loopcode gt T BERD 950 User s Guide Chapter S NER I his chapter describes the TNT functionality for the T1 interface of the T BERD 950 The T BERD 950 user interface includes two modes of test operation TNT and Manual Setup An explanation of how TNT works the differences between Manual Setup and TNT modes and how to setup a test using both TNT and Manual Setup modes is discussed in this chapter T BERD 950 User s Guide Testing with the T BERD 950 48 m Chapter 5 T1 Task Navigated Testing TNT Testing with the T BERD 950 From the Home view on the T BERD 950 select the interface i e T1 DDS LL and Analog Define your task There are two types of selections MANUAL SETUP and TNT Manual Setup is always available The TNT selections vary depending on the selected interface Use Manual Setup when you need to perform a non standard configuration test TNT tasks primarily address turnup and troubleshooting procedures Select the specific type of test for the selected procedure Select SETUP to configure the T BERD 950 for the chosen application During the test press RESULTS to view valuable result information
252. t TNT Setup TNT Results BERT Primary Rate 56K BPVs Bert Pattern AUTO DDS Frm Errs In this scenario you can connect to the monitor point Seal Cur mA and review the results Rev Freq Hz Rev Lvl dB Timing Slips T BERD 950 User s Manual Setting Up Manual DDS LL Test 120 a Chapter 9 DDS LL Option Setting Up Manual DDS LL Test This section provides descriptions of the Test setup parameters for the Interface and Test Type views for the DDS LL option Figure 22 shows a sample Interface Setup view Title Bar gt f TERMINATE DSU CSU Primary Rate 56kbps Secondary Channel OFF LBO 0 db Transmit Clock RECOVERED Loopback Response DSU CSU Selection Area ke Prompting FUNC Select Mode Area mp HIESESDSEREESEIR Lia Figure 22 DDS LL Setup Interface View Setting Up the DDS LL Interface View The DDS Local Loop Interface Setup view is used to configure the DDS LL interface The DDS LL interface parameters and the available choices for those parameters are discussed in the following paragraphs The SCROLL and PAGE keys are used to control this selection area Mode Enables selection of the operating mode default is TERMINATE Choices include TERMINATE MONITOR and LLB See Setting Up the T1 Interface View on page 62 for definitions for these modes Emulate TERMINATE and LLB modes only Enables selection of the emulation used by the ana
253. t channel not available Resources unavailable unspecified Quality of service unavailable Requested facility not subscribed Incoming calls barred Bearer capability not authorized Bearer capability not presently available Service or option not available unspecified Test Results Chapter 9 ISDN BRI Option m 257 Table 78 ISDN BRI Results Reports Q 931 Cause Codes Continued CE Class Value 100 0001 0010 0101 0110 1111 101 0001 0010 0011 0100 0101 0110 1000 1011 1111 110 0000 0001 0010 0011 0100 0101 0110 1111 111 1111 No Cause Code 65 66 69 70 79 81 82 83 84 85 86 88 91 95 96 97 98 99 100 101 102 111 127 Bearer capability not implemented Change type not implemented Requested facility not implemented Only restricted digital information bearer capability is available Service or option not implemented unspecified Invalid call reference value Identified channel does not exist A suspended call exists but this call identity does not exist Call identity in use No call suspended Call having the requested call identity has been cleared Incompatible destination Invalid transit network selection Invalid message unspecified Mandatory information element is missing Message type nonexistent or not implemented Message not compatible with call state or message type nonexistent or not implemented Information elemen
254. t nonexistent or not implemented Invalid information element contents Message not compatible with call state Recovery on timer expired Protocol error unspecified Interworking unspecified National specific Cause Codes Defined in TA NWT 001268 000 0100 1000 1001 1010 1011 110 0101 4 8 9 10 11 101 Vacant code Prefix 0 dialed in error Prefix 1 dialed in error Prefix 1 not dialed Excessive digits received call is proceeding Protocol error threshold exceeded T BERD 950 User s Manual Test Results 258 m Chapter 9 ISDN BRI Option T BERD 950 User s Manual 10 BaseT Ethernet Option topics h T Ethernet option for the T BERD 950 and discusses the following is section provides step by step instructions for using the 10BaseT Option Description TNT Test Setup Manual Test Setup Test Results T BERD 950 User s Manual Option Description 260 m Chapter 9 10 BaseT Ethernet Option Option Description The 10BaseT option enables the T BERD 950 Communications Analyzer to perform the following m PING testing W IP traffic generation Operating Modes Terminate mode is the only available operating mode for the 10BaseT option After the TB 950 detects a valid Ethernet signal it is ready to perform the required tests PING or Load Generation You can configure the 10BaseT option for static or dynamic IP addresses Dynamic addresses should be selected for Dynamic
255. t since the start of the current test Summary Category Results The Summary category automatically lists key results that are out of specification If all results are within specification for the LINE or EQUIPMENT receiver the message All Results OK appears on the appropriate side of the Two Line Display oe Signal results are not available for BRI T BERD 950 User s Manual Test Results 248 m Chapter 9 ISDN BRI Option Interface Category Results The Interface Category results are described in Table 75 Unless stated otherwise all results are available in NT1 NT1 TE and LT modes Table 75 ISDN BRI Interface Category Result s CE Result Description Layer1 Stat Displays the last U interface activation state Its activation states are awaiting signal synchronized and alerting FEBE Err Far End Block Error FEBE Provides status information sent from the near end terminal to the far end terminal to indicate the presence of a Framing Error Parity Error Out of Frame OOF or Alarm Indication Status AIS events at the far end terminal CRC Err Counts Cyclical Redundancy Check 6 errors detected since the beginning of the test An algorithm is performed on a packet on the transmitting end It is then recalculated at the receiving end If the measurements are not equal it indicates an error occurred in the packet Seal Cur Displays if sealing current is present on the U interface Loop State Displays current loo
256. then the green EQUIPMENT Frame Sync does not illuminate Neither the LINE nor the EQUIPMENT frame sync LEDs will be illuminated in this scenario AUTO R Performs Automatic Restart Frame Search The unit operates in the manner described in AUTO however it automatically searches for frame synchronization upon the loss of frame synchronization or when signal is lost and reacquired i e when the Frame Sync LED is no longer illuminated Auto R this mode should not be selected when performing long term unattended testing because valid testing results will be cleared each time frame sync is reacquired Payload not available for VOICE testing Enables selection of the circuit type to be tested default is FULL Choices include FULL not available in D amp I operating mode Configures the analyzer to transmit and receive data at the full T1 rate T BERD 950 User s Guide Setting Up Manual T1 Test 66 u Chapter 6 T1 Manual Test Setup T BERD 950 User s Guide Nx56 Selects the channel bandwidth for Nx56 kbps data analysis This selection line shows only the number of channels currently selected Selecting Nx56 accesses the Channels selection line Nx64 Selects the channel bandwidth for Nx64 kbps data analysis This selection line shows only the number of channels currently selected Selecting Nx64 accesses the Channels selection line Channels Nx54 and Nx64 Selects the channel to test Use the softkey
257. tic address is used the address entered in the setup view is displayed Rx IP Packt Counts the valid IP packets successfully received Troubleshooting If no Ethernet frames are received they are not being transmitted through the network from the far end If the valid Ethernet octets are successfully received the Rx Octets result should increment in conjunction with the Rx Frame Count If the valid Ethernet octets are successfully transmitted the Tx Octets result will increment with transmitted traffic or PINGs For all received Ethernet frames the average frame length can vary but should remain within a valid range of 64 to 1518 bytes For DHCP implementations Dynamic IP addressing selected the lack of an assigned address all zeroes indicates that the DHCP server does not recognize the test set and assigned an address For DHCP implementations Dynamic IP addressing selected the lack of an assigned address all zeroes indicates that the DHCP server does not recognize the test set and assigned an address For DHCP implementations Dynamic IP addressing selected the lack of an assigned address all zeroes indicates that the DHCP server does not recognize the test set and assigned an address If a count does not appear either the far end is not generating traffic or traffic generated at the far end is not being properly passed through the network T BERD 950 User s Manual Test Results Chapter 9
258. time of the current test for example switching from PRI ISDN toa nonprotocol test will clear the capture storage Use the print softkeys to save relevant capture information Test Results T BERD 950 User s Manual Test results are shown on theT BERD 950 analyzer view on the RESULTS I and II Two Line Display Other common results may also be available Test results for the ISDN BRI option are shown on the analyzer Two Line Display The Two Line Display and associated controls and indicators are located on the front panel above the keypad Refer to Test Results Display on page 90 for a detailed description of the Results Display Test results also appear on the Large Graphical Display Results view refer to Results View on page 33 Test Results Chapter 9 ISDN BRI Option m 247 Status and Alarm LEDs The ISDN BRI option uses the mainframe Status and Alarm LEDs Depending on the interface or option in use these LEDs have alternate meanings Table 74 gives the option specific use for the affected LEDs for the BRI option Table 74 Status and Alarm LEDs LED Description SIGNAL Illuminates green to indicate that the T BERD 950 is U Interface Signal receiving a 2B1Q signal Detected FRAME SYNC Illuminates green to indicate that the T BERD 950 is U Interface receiving a valid ISDN BRI layer 1 status Activation An illuminated red LED indicates that the Status and Alarm eo condition was previously true or presen
259. ting Messages 46 T1 Loop Codes 70 T1 Monitor Test 53 signaling 193 194 T1 Test Results 89 92 performance category 101 signal category 98 summary category 92 T1 Test Setup BERT turnup 50 DDS turnup 51 home view 62 interface view 62 63 test type view 80 T1 Testing manual 54 61 62 example 57 task navigated testing TNT 47 Technical Training 279 customer services 279 Teltrend Repeater Command Loop Codes 286 Terminate Mode description 7 frame relay 132 ISDN PRI 157 PCM TIMS 204 signaling 180 Test Configurations examples 54 Test Results DDS LL 125 frame relay 146 ISDN BRI 246 ISDN PRI 171 PCM TIMS 212 signaling 201 Test Results Display 90 Test Routines 3 tones test 206 holding tone test 205 quiet test 206 variable tone test 205 Test Systems Field Engineering and Installation 278 customer services 278 Test Type Category Results 10BaseT 271 frame relay 148 ISDN BRI 248 ISDN BRI X 25 252 ISDN PRI 172 PCM TIMS 213 signaling 201 T1 97 Test Type View 10BaseT 264 frame relay 141 ISDN BRI 235 ISDN BRI BERT 232 ISDN PRI 162 PCM TIMS 209 signaling 196 Index m 307 Testing with the T BERD 950 48 Time Category Results 100 Title Bar home view 30 interface result view 34 interface setup view 32 system view 36 TNT Example 55 TNT Results View 57 TNT Setup View 56 TNT Task Mode Setup and Results 48 TNT Test 10BaseT 262 263 DDS LL 117 frame relay 134 ISDN BRI 225 ISDN PRI 158 PCM
260. to be sent from a CRC Errors centralized tester or from a test set located in the Rcv Freq Hz Central Office CO The remote tester is typically in R Lvl dBdsx control of the test STRAIGHTAWAY Framing AUTO BPVs NIU DSX access Line Coding B8ZS Bit Errors TX Timing INTERNAL Pat Slips In this scenario the T BERD 950 is being used atthe Bert Pattern QRSS Frm Errors customer premise while another test set is located at Errored Sec the far end typically the CO at a DSX patch panel CRC Errors Testing and analysis is performed in both directions Rcv Freq Hz R Lvl dBdsx Performing T1 DDS Turn up Test in CSU Emulation The objective of this test is to perform DDS qualification such as a 2047 BER test from a T1 access point This mode lets you view various test results while the test is running Because you are in D amp I T BERD 950 User s Guide Comparing Manual Setup to TNT Chapter 5 T1 Task Navigated Testing TNT 51 mode the DDS channel under test is out of service while the remaining DSOs on the T1 are in service Table 9 provides detailed test scenarios TNT setup items and test results Table 9 TI DDS Turn up C Test STRAIGHT AWAY DSX In this scenario the T BERD 950 is being used at the CO while another test set is located at the far end typically the customer premises NID Testing and analysis is performed in both directions This is the best method to sectionalize and verify a troubl
261. ts 4 107 User Interface Configuration Requirements 108 Chapter9 Options sssssese 111 Available Options 0 0 cece cece eee 112 T BERD 950 User s Guide Table of Contents DDS LL Optli B oi oret enge 113 Option Description ioc e RR RRONS ERES 114 Option Specifications 0 eee eee eee eee 115 Option Messages cece cece eee ees 116 Setting Up T NES ns es sh a a pe ede MAUS 117 Performing DDS Service Turn up 2 2 005 117 Troubleshooting DDS Service 00005 118 Monitoring DDS Service 0 02 ee eee 119 Setting Up Manual DDS LL Test 120 Setting Up the DDS LL Interface View 120 Setting Up the DDS LL Test Type View 123 Test HeSUls oue ta ets et e esa 125 Status Alarm LEDS 00 cece eee eee ees 126 Summary Category Results 0 0 0 0 cee eee 126 Interface Category Results 00005 127 Signal Category Results 0 cece eee eee 127 Alarm Messages see eee eee ees 128 Frame Relay Option 0 05 131 Option Description 00 c cece eee 132 Operating Modes 00 cece eee eee eee 132 Terminate Mode 0 0 cece eee eee ee 132 Monitor Mode isses 133 Option Specifications
262. ts in a second over the maximum possible Ethernet octets in a second constant 10 000 for 10BaseT Max Util Displays the maximum calculated ratio of receive Ethernet octets in a second over the maximum possible Ethernet octets in a second constant 10 000 for 10BaseT Troubleshooting The frames received with alignment errors indicates that the number of bits contained in the received frame is not divisible by eight This may indicate problems with the host device that originated the traffic or a physical layer problem within the network causing the truncation or corruption of valid frames In most cases alignment errors also indicate FCS errored frames A high percentage of errored frames indicate a problem with the specific host device that generated the traffic or a physical layer problem within the network that causes the corruption or loss of frame data Because many devices on the network such as servers and routers automatically detect and discard errored frames it is likely that the problem is located between the last device and the point at which the test is performed The Avg Util results should be greater than zero and approximately equal to the percentage of the total 10 Mbps Ethernet interface bandwidth used for traffic transmission by both ends sum of near and far end local rate s divided by circuit data rate The Max Util results should be greater than zero and approximately equal to the percentage of
263. ttern n Field Press the EDIT softkey to access the User Pattern n Edit Screen The pattern can now be edited using the softkeys and the keypad The display shows the cursor position within the byte and nibble along with the total number of bytes in the pattern string The following softkeys are will appear CLEAR STRING Deletes the entire pattern ABORT CHANGES Deletes all edits made to the pattern and returns the display to the Test Type Setup view SAVE amp EDIT Saves the current pattern and exits the editing function This softkey appears constant in edit mode Pressing the MORE key accesses additional softkeys CURSOR HOME Places the cursor at the beginning of the pattern CURSOR END Places the cursor at the end of the pattern SAVE amp EDIT Saves the current pattern and exits the popup User Pattern Edit Screen This softkey appears constant in edit mode Pressing the MORE key again accesses the following additional softkeys PREV PAGE Places the cursor at the beginning of the previous page NEXT PAGE Places the cursor at the beginning of the next page SAVE amp EDIT Saves the current pattern and exits the User Pattern n Edit Screen This softkey appears constant in edit mode The left and right arrow keys on the keypad are used to move the cursor to an individual bit in the pattern The DEL delete key on the keypad is used to delete individual program bits and the zero 0 an
264. ual Option Description Chapter 9 Signaling Option m 181 Monitor Mode Monitor mode enables you to monitor originating sequences originating supervision events and digits transmitted on one line and monitor terminating response sequences terminating supervision events on the other line While in Monitor mode data cannot be inserted on a T1 line This test is used to monitor two in service switches that are communicating with each other You can select the trunk type of the lines monitored and the direction to the station or central office thus enabling the analyzer to recognize the originating line automatically The speaker is enabled at all times during the test so you can listen to the channel data being dropped The speaker allows you to listen to one or both directions of the full duplex DSO channel being monitored The signaling scan feature allows the unit to cycle through the channels sequentially and automatically selects the first channel on which an off hook signaling event is detected Signaling Sequence Types The following paragraphs describe the signaling sequence types available for use with the Signaling option Call Origination Signaling Call Origination enables the analyzer to transmit complex sequences of supervision events and digits pre defined sequences and manual dialing is supported to switches PBXs to test the ability of switching equipment to receive incoming calls AN TERMINATE or D amp I must b
265. ult is OFF Choices include the following OFF FIXED BURST or PING FIXED When selected the analyzer sends traffic at a fixed rate the following choices include Rate Enables entry of the load transmission rate from 1 to 8192 kbps default is 1 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Min Length Enables entry of the minimum frame length The length must be between 4 and 9999 default is 256 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value Max Length Enables entry of the maximum frame length The length must be between 4 and 9999 default is 256 Use the keypad or INCREASE VALUE or DECREASE VALUE softkeys to change the value PING When selected the analyzer transmits PING packets at a fixed rate of one per second Enter the following parameters Source IP Address Enables entry of the source IP address format is xxx xxx xxx xxx Use the keypad to enter the address Leading zeros are deleted from the IP address when you exit from this field T BERD 950 User s Manual Setting Up Manual Frame Relay Test 144 m Chapter 9 Frame Relay Option Destination IP Address Enables entry of the destination IP address format is xxx xxx xxx xxx Use the keypad to enter the address NOTE Leading zeros are deleted from the IP address when you exit this field AN Frame lengths of 15 octets or less prevents the detection of e
266. ult is PROGRAM 1 Choices include PROGRAM 1 through PROGRAM 5 Rcv Program N Where N is the number of the Receive Program sequence 1 through 5 Enables setting the Rev Program N pattern The program string can be up to 64 supervision event digits see Table 59 for the valid supervision event symbols Use the keypad to enter numeric values and the softkeys to enter supervision events Press More to cycle through the available softkey selections Dial Program N Where N is the number of the Receive Program sequence 1 through 5 Enables setting the Rcv Program N pattern The program string can be up to 64 supervision event digits see Table 59 for the valid supervision event symbols Use the keypad to enter numeric values and the softkeys to enter supervision events Press More to cycle through the available softkey selections AN Notice the softkeys O n Hook and o n hook These softkeys are eo not duplicates each softkey performs a specific supervision v event function O n Hook Selects the Originating On Hook supervision event Off H ook Selects the Originating Off Hook supervision event R ing Selects the Originating Ring supervision event G nd on Ring Selects the Ground on Ring supervision event P ause Selects the Origination Pause supervision event w ink Selects the Terminating Wink supervision event o n Hook Selects the Terminating On Hook supervision event T B
267. ults D channel Back Up Results are shown in Figure 33 Call Status Results are shown in Figure 34 Tille Bar g LINE EQUIP DCBU Stat Ready Ready D Chan Stat In Service Standby Layer2 Stat Link Estab Link Estab Display Frm Count 102 Err Frm 0 Area 4 Aborted Frm 0 Reject Frm 0 Frm Rejects 0 Invalid Frm 0 lt Call Fails Prompting FUNC Press HELP for Additional Area Result Information Softkeys ISDN D CHANNEL PRINT CONTROL DISPLAY SCREEN p Figure 33 ISDN PRI D channel Backup Results T BERD 950 User s Manual Test Results 176 Chapter 9 ISDN PRI Option Title Ber x fes Call 1 Status Call Status Call Connected Call Type Speech Caller ID Display Adr Area x Cause Code No Cause Location User Call 2 Status Call Status Idle he Call Type Speech Caller ID Prompting Area FUNC Press HELP for Additional Result Information Softkeys ___ ISDN D CHANNEL PRINT CONTROL DISPLAY SCREEN La Figure 34 ISDN PRI Call Status Results ISDN Q 931 Cause Codes Table 48 provides English translations of Q 931 messages received and transmitted on the D channel Table 48 ISDN PRI Results Reports Cause Code s CA Class Value No Cause Code Q 931 Cause Codes 1988 000 0001 1 Unassigned number 0010 2 No route to specified transit network 0011 3 No route to destination 0110 6 Channel unacceptable 0111 7 Call award
268. umber Call User Data OFF CUG Mode OFF TNTN Results CRC Errs Sealing Cur Frm Cnts Err Frms Assigned TEI SPID STAT Layer2 Stat X 25 Call Result Rx REJ Pkts Packet Stat X 25 Call Failure Report X 25 Call Data Result T BERD 950 User s Manual Setting Up Manual BEH Test 230 a Chapter 9 ISDN BRI Option Table 71 ISDN BRI Packet Calls Continued CE Test TNT Setup TNTN Results 2B D Call Bert Pattern 2047 CRC Err NT1 TE emulation Switch NATIONAL Sealing Cur Numbering Plan NATIONAL Frm Count In this scenario the T BERD 950 is used to place Err Frm and receive data packet and B channel voice and SWITCH NT Assigned TEI data calls to either a known telephone number or Type DMS F SPID STAT to an ISDN test line such as the TPI 560P SWITCH AT amp T Layer2 Stat Line Type Multi Pt Call Status Reports Call 1 amp 2 Call Failure Reports Call Type VOICE Call Mode MANUAL DIAL X 25 Call Result Calling Number Rx REJ Pkts SPID Mode USER Packet Stat SPID 80055512120101 X 25 Call Result Directory Number X 25 Call Failure Report X 25 Call Data Result PACKET CALL LCN 1 Packet Echo OFF Called Number Calling Number Call User Data OFF CUG Mode OFF Setting Up Manual BER Test This section provides descriptions of the Test Setup parameters to perform a BER test Use the Setup Interface and the TestType views as shown in Figure 45 T BERD 950 User
269. upport BER testing protocol analysis and emulation over the B and D channel Table 67 describes the To LT and To NT connectors on the U interface T BERD 950 User s Manual Option Description 224 m Chapter 9 ISDN BRI Option Table 67 ISDN BRI Option Connectors C No Connectors Description 1 To LT An RJ 45 8 pin connector is used to connect the T BERD 950 to the U interface of ISDN BRI circuit This connector should be used when the T BERD 950 is emulating a NT1 TE or NT1 device 2 To NT An RJ 45 8 pin connector is used to connect the T BERD 950 to the U interface of the ISDN BRI circuit This connector should be used when the T BERD 950 is emulating an LT device Option Specifications Figure 68 lists the specifications for the ISDN BRI option Table 68 ISDN BRI U Interface Specifications gt a Feature Specification Interface U Interface with To LT and To NT Devices NT1 Physical Configuration Point to Point Synchronous and Full Duplex Bit Rate 160 kbps User Data Rate 144 kbps Line Coding 2B1Q Line Rate 192 kbps Maximum Voltage ae 2S Wi Number of Wire Pairs 1 T BERD 950 User s Manual Setting Up TNT Chapter 9 ISDN BRI Option m 225 Table 68 ISDN BRI U Interface Specifications Continued CE Feature Specification Full Duplex Method Interleaving Scheme Bits Per Frame Bits User Data Bits Overhead Frames Per Second Setting Up TNT Echo Cancellation B1gB2g 12X Frame
270. ures the specifics of the selected test Results Shows results for the selected test System Configures general mainframe and auxiliary settings Consists of one set of WECO 310 female connectors one set of Bantam female connectors and one 15 pin D connector for LINE Tx and Rx This is also referred to as Primary Side Illuminates to indicate which view is active Generates a manual test restart and clears all results including any flashing messages on the Two Line Display Used for Voice testing activated by the PUSH TO TALK key on the keypad Shows LINE and EQUIPMENT receiver results Line receiver results appear unless the EQUIPMENT Key is used to show EQUIPMENT receiver results see Callout 48 Also shows status and alarm messages Connects one set of Bantam female connectors for the EQUIPMENT Tx and Rx This is also referred to as Secondary Side Up Down Arrow Keys Selects the results category Left Right Arrow Keys Selects the individual result within the selected category Category Light Emitting Diodes LEDs Illuminates to indicate the selected category EQUIPMENT Key Selects EQUIPMENT channel results for the RESULTS I and II display areas The LEDs under RESULTS I and II light to indicate that EQUIPMENT channel results are shown If the LED is off LINE side results appear T BERD 950 User s Guide Front Panel Controls Indicators and Connectors 12 m Chapter 2 Instrument Setup and De
271. v Overflow flashes in the Two Line Display when frames are dropped by the receiver In addition the Pattern Sync LED illuminates when frame relay traffic is present Setting Up TNT The Frame Relay TNT option is designed to make a routine test setup simple and intuitive TNT configurations are designed around common tasks that let you perform turnup quickly easily and T BERD 950 User s Manual Setting Up TNT Chapter 9 Frame Relay Option m 135 accurately Select the interface task and test TNT automatically sets certain parameters based on common test scenarios minimizing configuration settings and key presses Performing T1 Interface Frame Relay Turn up Table 37 lists the TNT setups for the T1 FT1 Frame Relay Turn up test in Router Emulation For descriptions of the test setup parameters see Setting Up Manual Frame Relay Test on page 141 For descriptions of all results see Test Results on page 146 The three tests listed in Table 37 Table 38 and Table 39 perform different functionality testing for frame relay service using the various interfaces T1 TI DDS and DDS LL These tests verify that the customer is properly configured making sure that the Link Management Interface LMJ is functioning properly the actual frame relay service operates at the Committed Information Rate CIR and PING checks connectivity to a far end router The objective of the LMI PVC Check verifies that the Link Management Interface
272. w Results For RECEIVE DLCI sending and receiving a PING to a currently installed Receive DLCI 16 IP device such as a far end router it is a one person Transmit DLCI 16 test Source IP Address Destination IP Address Rate 384 Kbps LMI TYPE T1 617 D Bert Pattern QRSS User is prompted to turn this ON Performing DDS LL Interface Frame Relay Turn up Table 39 lists the TNT setups for the DDS LL Interface Frame Relay Turn up test in Router Emulation For descriptions of the test setup parameters see Setting Up Manual Frame Relay Test on page 141 For descriptions of all results see Test Results on page 146 T BERD 950 User s Manual Table 39 DDS LL Interface Frame Relay Turn up CE Test LMI PVC Check This is an in service D amp I mode test This scenario assumes that the DDS physical layer has already been tested The test set is plugged into the circuit after the actual frame relay service has been turned on by the NOC This test requires connecting to the circuit and gathering results it is a one person test This is the recommended first step to testing a frame relay circuit CIR CHECK NIU DSX Access This is an in service D amp I mode test This scenario assumes that the DDS physical layer and an LMI PVC check have already been tested Now the test set is plugged into the circuit after the actual frame relay service that has been turned on by the NOC The TB950 is used to send
273. x64 you must select at least two v 2 channels for Channel Map Call Mode Selects the appropriate Program Number N PROGRAM 1 through PROGRAM 5 for Call 1 and PROGRAM 6 through PROGRAM 10 for Call 2 Program N Enables entry of the number to be called up to 18 digits default is 8442525 You may program up to five numbers on PROGRAM 1 through PROGRAM 5 for Call 1 and five numbers on PROGRAM 6 through PROGRAM 10 for Call 2 Use the keypad valid keys are 0 through 9 and softkeys HOME END and CLEAR to edit this field Calling Number Enables entry of the Directory Number DN of the circuit being analyzed up to 15 digits default is 5551212 Use the keypad valid keys are 0 through 9 and softkeys HOME END and CLEAR to edit this field Using ISDN and Call Control Features The ISDN CONTROL softkey provides access to CALL 1 CONTROL CALL 2 CONTROL and SWITCH D CHAN softkeys When pressed the Results Test Type view appears CALL 1 CONTROL or CALL 2 CONTROL provide the following choices DIAL CALL Places the call DISC CALL Disconnects the call in progress T BERD 950 User s Manual Setting Up Manual ISDN Test 168 a Chapter 9 ISDN PRI Option ANSWER Answers the call if there is an incoming call present Dynamic Payload Softkeys provide the ability to dynamically change the payload of the call when the call is connected Y BERT Connects the call for BERT testing VO
274. xterior Inspection 0 eee eee eee eee 22 Exterior Cleaning 0 ccc eee eee ee ees 22 Replacing the Fuse 22 Chapter3 Large Graphical Display Operation 25 Main Display Controls 6 0 cece eee 26 Large Graphical Display LEDs 0 26 Views Keys eccesso eh ERR e eee 26 Scroll and Page KeyS 0 cece ee eee reece 27 HelpKey uu outer eR RERME 27 Softkeys Controls 0 iie ees 28 SOftKOyS Loos cbe n pneu Tet Rhe S a Ue P eR CAS 28 Edit SOKE ce cese Rr Re oie d 28 Increase or Decrease Value Softkeys 29 Clear Home and End Softkeys 29 Large Graphical Display 02 30 Home VieWw iese Ree m RR ERR ces 30 Title Bar zocescelinestveetag teu LOU REA esp dad 30 Selection Area sslssssssseeeeeeeeA 31 Prompting Area 00 cee eee cee eee 31 SOfIKOVS coca RUE e e wb desk EU PAUSE 32 Set p VIEW ecen neotio e Re Pe th e eR hne ds 32 Title Bat 44 84 cese t EP Deb Dc 32 Selection Area 0 eect eee 33 Prompting Area 00 eee eee eee 33 SOMKOYS v Geka a oats als a aed cst ears ire A 33 Results View 0 cee cece tenn ence eee 33 Title Bar ire reset m ertet RW Rer Rd 34 Display Area 2 eee ee teen ees 35 Prompting Area cece eee eee eens 35 DOMKOYS ous ro EUER bee te RH OD PON E 35 T BERD 950 User s Gui
275. y 271 10BaseT Test Setup interface view 264 test type view 264 10BaseT Testing manual 263 TNT 262 263 3 Tones Test 206 sA Acterna Contacts iii Acterna Customer Services 275 Adtran abbreviated HDSL command loop codes 291 standard HDSL command loop codes 292 Advanced Call Configurations ISDN BRI 242 Alarm Category Results 103 Alarm Messages DDS option 128 frame relay 152 Alarm Status LEDs frame relay 147 T1 93 T BERD 950 User s Guide Answering a Call ISDN BRI 244 ISDN PRI 169 AUTO Framing 64 AUTO Pattern Example 84 Available Options 112 Battery Operation 19 charging batteries 19 Battery Replacement Procedure 20 ae CSU Emulation Test fractional T1 51 T1 BERT 49 T1 DDS 50 Customer Service Locations 276 Customer Services overview 276 D D Channel Display ISDN BRI option 245 ISDN PRI option 170 DDS LL alarms 129 status and alarm LEDs 126 troubleshooting 118 DDS LL Control Codes 96 DDS LL Interface DDS troubleshooting 119 frame relay turnup 138 139 DDS LL Option description 114 messages 116 specifications 115 DDS LL Test Results 125 interface category 127 signal category 127 128 summary category 126 test type category 126 DDS LL Test Setup interface view 120 test type view 123 124 TNT view 117 DDS LL Testing manual 120 monitor 119 service turnup 117 TNT 117 TNT BERT turnup 118 DDS Loop Codes 68 Display Area 35 Drop amp Insert Mode paths 8 PCM TI
276. y Results view See Results View on page 33 for a detailed description of the Large Graphical Display A typical DDS LL Results view is shown in Figure 24 T BERD 950 User s Manual Test Results 126 a Chapter 9 DDS LL Option Selection Area Prompting Area DDS LL BERT PRIMARY Errored Sec ERS EFS Pat Los Sec RT Delay ms PatSyncLoss is Inv Pattern Block Count Press HELP for Additional Result Information Figure 24 DDS LL Results Test Type View Status Alarm LEDs test The SIGNAL Status Alarm LED illuminates green when a valid DDS signal is being received A red illuminated LED indicates the Status Alarm condition was previously true or present since the start of the current Summary Category Results 4 v T BERD 950 User s Manual The Summary category automatically lists key results that are out of specification If all results are within specification for the LINE or EQUIPMENT receiver the message All Results OK appears on the appropriate side of the Two Line Display For Test Type Time and Performance results see T1 Test Results on page 125 Test Results Chapter 9 DDS LL Option m 127 Interface Category Results The Interface category results are described in Table 33 Table 33 DDS LL Interface Results Result Name Description BPVs Counts BPVs detected in the received signal since start of Bipolar Violations tes
277. y option Setting Up the Interface View The Interface Setup see Figure 26 view lets you configure the mode framing rate transmit clock for the selected interface Depending on the interface you select see Setting Up the T1 Interface View on page 62 or see Setting Up the DDS LL Interface View on page 120 Title Bar 1 2 Interface T1 FRAME RELAY TERMINATE AUTO FULL B8ZS TERM Selection j TERM Area imi INTERNAL CSU ON 0 db C OFF Prompting FUNC Select Mode Area p Figure 26 Frame Relay Setup Interface View Setting Up the Test Type View The Test Type Setup view see Figure 27 lets you configure the Frame Relay option Press the SETUP key again to access the Test Type View T BERD 950 User s Manual Setting Up Manual Frame Relay Test 142 m Chapter 9 Frame Relay Option Tile Bar A Show Results For Receive DLCI Transmit DLCI Selection Area kbps 256 256 CN SEQ TEST Prompting Area FUNC Softkeys RECEIVE LINK DLCI p Figure 27 Frame Relay Setup Test Type View Select Mode Show Results For all operating modes Used to specify what results are shown default is RECEIVE DLCI Choices include RECEIVE DLCI Selects results for a single Data Link Connection Identifier DLCI LINK Selects the aggregate total of all frame relay packets received over a single circuit Receive DLCI

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T-BERD® 950 User`s Guide