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Paradyne 3162 Network Card User Manual

1. C 28 March 1999 3162 A2 GB20 30 Configuration Options General SNMP Management Configuration Options 3162 A2 GB20 30 Table C 13 General SNMP Management Configuration Options SNMP Management Disable Enable Disable Specifies whether the DSU CSU responds to SNMP session requests Enable The DSU CSU responds to SNMP session requests Disable The DSU CSU does not respond to SNMP session requests Community Name 1 Text Field Text Field Clear Specifies the first of two community names that are allowed to access this unit s Management Information Base MIB External SNMP managers must supply this name to access an object in the MIB Text Field Allows you to edit or display the first community name Clear Allows you to clear the first community name Name 1 Access Read Read Read Write Specifies the type of access allowed for Community Name 1 This is the type of access allowed for external SNMP managers accessing objects in the MIB using Community Name 1 Read Allows read only access SNMP Get to the accessible objects in the MIB for this device if community name 1 is used This includes all objects specified as either read only or read write in the MIB RFCs Read Write Allows read and write access SNMP Get and Set to the objects in the MIB for this device if community name 1 is used Write access is allowed for all objects specified as read write in the MIB RFCs Read access is all
2. The Lamp test is currently active 3162 A2 GB20 30 March 1999 4 25 Monitoring and Testing 4 26 March 1999 3162 A2 GB20 30 Asynchronous Terminal Menu Test Configuration Cross Connect Display Call Administer Select Reset Status LEDs Directories Password Monitor ack Device System and Performance Identity Call Customer ID Start Select Test Status Statistics Setup Download LEDs DTE Channel Display Network amp Device DTE Tests Tests Network Port Channel Assignment Sync Data Abort Display Display Port Tests Tests Sync Data Configuration Port Edit Display Network Clear Statistics l Network DTE Sync Data Copy Cross General User Alarms Management Ports Ports Connect Options Interface amp Traps and Communication l DTE to Sync Data Clear Network Pot Assignments Assignments Assignments Communication External Telnet Auxiliary Port Device Sessions Port l Communication General SNMP SNMP NMS SNMP Protocol Management Security Traps 496 15013 3162 A2 GB20 30 March 1999 A 1 Asynchronous Terminal Menu A 2 March 1999 3162 A2 GB20 30 Technical Specifications Overview 3162 A2 GB20 30 The technical specifications for the standalone DSU CSUs are listed in Table B 1 Table B 1 Model 3162 DSU CSU Technical Specifications 1 of 2 Specifications Criteria POWER REQUIREMENTS AC Power
3. 5 For the appropriate command Send V 54 Loopback or Send FT1 Loopback select Send Local Loopback Tests The Local Loopback tests enable you to conduct circuit testing and fault isolation for the digital line The supported local loopback tests are m Line Loopback LLB m Payload Loopback PLB m DTE Loopback DLB m Repeater Loopback RLB m Data Channel Loopback DCLB Data Terminal Loopback DTLB NOTE DLB is not available when the DTE Drop Insert DSX 1 interface is disabled The Line Loopback test can be activated and deactivated in response to commands received over the network interface The Network Initiated LLB configuration option controls whether the DSU CSU responds to the commands transmitted on the network interface to initiate LLBs see Appendix C Configuration Options The Network Initiated DCLB configuration option controls whether the DSU CSU responds to inband V 54 commands to initiate DCLB for that port see Appendix C Configuration Options Local loopback tests can be aborted Abort Command at any time No more than two local loopbacks can be active at any one time An additional restriction prohibits certain loopbacks from running at the same time Valid loopback combinations are identified by YES in Table 4 8 4 16 March 1999 3162 A2 GB20 30 Monitoring and Testing Table 4 8 Valid Loopback Combinations LLB PLB DLB RLB DCLB DTLB LLB N A NO YES YES NO YES
4. Community Name 2 Text Field Clear Name 2 Access Read R W Management and Communication SNMP NMS Security Options Value Default in Bold NMS IP Validation Enable Disable Number of Managers 1 2 3 4 5 6 7 8 9 10 NMS n IP Address Text Field Clear Access Level Read R w 3162 A2 GB20 30 March 1999 C 43 Configuration Options C 44 Management and Communication SNMP Traps Options Value Default in Bold SNMP Traps Enable Disable Number of Trap Managers 1 2 3 4 5 6 NMS n IP Address Text Field Clear Destination None Com Aux FDL EDL1 EDL2 General Traps Disable Warm AuthFail Both Enterprise Specific Traps Enable Disable Link Traps Disable Up Down Both Link Trap Interfaces Network DTE T1s Ports All March 1999 3162 A2 GB20 30 Pin Assignments Overview The DSU CSU is shipped with a power module Various other interconnecting cables are available For cable feature numbers refer to Appendix G Equipment List This appendix describes connector pin assignments and cables T1 Network Interface The T1 network interface connector is an RJ48C 8 position unkeyed modular jack Table D 1 The T1 line interface cable is a 20 foot 24 AWG solid 2 twisted pair cable that is either RJ48C to RJ48C Figure D 1 or RJ48C to DA15P Figure D 2 Table D 1 T1 Ne
5. 2 No signal is being 2 Check the far end status transmitted at the far end iba 3 Contact your facility 3 Facility problem provider Message LOS at DTE 1 1 DTE Drop Insert 1 Check that the DTE appears DSX 1 cable problem Drop Insert DSX 1 cable is securely attached at both ends 2 No signal being 2 Check the DTE status transmitted from the DTE Message OOF at 1 Incompatible framing 1 Check that the framing Network appears format between the format for the network network and the interface is correct PE 2 Check that the network 2 Network cabling cable is securely problem attached at both ends 3 Facility problem 3 Contact your facility provider March 1999 4 11 Monitoring and Testing 4 12 Table 4 6 Troubleshooting 2 of 2 Symptom Possible Cause Solutions Message OOF at DTE appears 1 Incompatible framing format between the Drop Insert port on the customer premises equipment and the DSU CSU 2 DTE Drop Insert DSX 1 cabling problem 1 Check that the framing format for the DTE Drop Insert DSX 1 interface is correct 2 Check that the DTE Drop Insert DSX 1 cable is securely attached at both ends Message Yellow at Network appears 1 Network cable problem 2 Far end device has lost framing sync on the line 3 Facility problem 1 Check that your network cable is securely attached at both ends 2 Check the status of the far end dev
6. Disables test timeout The tests are terminated manually NOTE For DSU CSUs that are remotely managed through an inband data stream such as EDL or FDL the recommended setting is Enable If tests are inadvertently left in the active state the Enable setting will allow the test to timeout terminate after a specified time Test Duration 10 1 to 120 minutes Specifies the duration 1 to 120 minutes of user initiated loopback and pattern tests The Test Timeout configuration option must be set to Enable 3162 A2 GB20 30 March 1999 C 15 Configuration Options Table C 6 General Configuration Options 2 of 2 Primary Clock Source Network Network DTE Internal External Port 1 Specifies the master clock source for the DSU CSU This selection synchronizes all internal timing and external interface clocks The clock rate s for the external timing interfaces are independent of the input rate for the master clock Failure of the clock specified by the clock source selection results in automatic fallback to internal clock Network Configures the network interface as the master clock source DTE Configures the DTE Drop Insert DSX 1 interface as the master clock source This selection is not available if the DTE Drop Insert DSX 1 interface is disabled If the DTE Drop Insert DSX 1 interface is disabled after making this selection the master clock source is changed to Network Internal Configures the in
7. E 4 Interface Group iflndex Object ifEntry 1 This object provides the index into the ifTable and typically into tables in other MIBs also The values of the iflndex object do not vary between models even though not all indexes are supported for a particular model When an unsupported index is accessed noSuchName is returned The following are the values of the iflndexes for all DSU CSU models 1 Net T1 2 DTE T1 3 COM port 4 Modem port 5 Auxiliary RS 232 port 6 DCE port 1 7 DCE port 2 8 DCE port 3 9 DCE port 4 The supported iflndexes for the 3162 DSU CSU are Net T1 DTE T1 COM port Auxiliary RS 232 port DCE port 1 DCE port 2 Interface Group ifDescr Object ifEntry 2 This object provides information about the interface Each interface displays a text string as shown below Network T1 DTE T1 COM AUX Data Ports Network T1 Company Name T1 DSU CSU Hardware Version CCA number DTE T1 Company Name T1 DSU CSU Hardware Version CCA number COM port Company Name T1 DSU CSU Hardware Version CCA number AUX port Company Name T1 DSU CSU Hardware Version CCA number Data Port n Company Name T1 DSU CSU Hardware Version CCA number where nis 1 or 2 March 1999 3162 A2 GB20 30 SNMP MIB Objects Interface Group ifType Object ifEntry 3 This object identifies the type of the inte
8. NOTE This configuration option is not available if the communication port is configured for synchronous operation Ignore Control Leads Disable Disable DTR Specifies whether the DSU CSU ignores the state of the Data Terminal Ready DTR input to the communication port Disable The control leads are treated in the standard manner DTR DTR is ignored NOTE This configuration option is not available if the communication port is configured for synchronous operation Password Required Disable Enable Disable Activates a password prompt that prevents access until a password is entered Enable Prompts the communications port user to enter a password Disable Does not require a password C 18 March 1999 3162 A2 GB20 30 Configuration Options Table C 7 Communication Port Configuration Options 3 of 3 Inactivity Timeout Disable Enable Disable Specifies whether the communication port disconnects after a period of inactivity specified by the Disconnect Time configuration option Enable The communication port disconnects after the period of inactivity specified by the Disconnect Time configuration option Disable The communication port does not disconnect due to inactivity Disconnect Time 5 1 to 60 minutes Specifies the period of time 1 to 60 minutes before the communication port disconnects due to inactivity The Inactivity Timeout configuration option must be set to
9. This object specifies the clock source for the port Only the following values are supported by the DSU CSU m internal 1 The port uses an internal clock m external 2 The port uses an external clock Input Signal Table RS 232 like MIB This table contains entries for the input signals that can be detected by the unit for each of the synchronous data ports Input Signal Table rs232InSigName rs232InSigEntry 2 This object contains the identification of a hardware input signal Only the following values are supported by the DSU CSU m rts 1 Request To Send dir 4 Data Terminal Ready Input Signal Table rs232InSigState rs232InSigEntry 3 This object contains the current signal state Only the following values are supported by the DSU CSU m on 2 The signal is asserted off 3 The signal is not asserted Input Signal Table rs232InSigChanges rs232InSigEntry 4 This object is not supported by the DSU CSU E 20 March 1999 3162 A2 GB20 30 SNMP MIB Objects Output Signal Table RS 232 like MIB This object contains entries for the output signals that can be asserted by the unit for each of the synchronous data ports Output Signal Table rs2320utSigName rs232OutSigEntry 2 This object contains the identification of a hardware output signal Only the following values are supported by the DSU CSU m cts 1 Clear To Send m dsr 4 Data Set R
10. Monitoring and Testing Use the System and Test Status screen to display the current health and status messages for the DSU CSU Table 4 2 lists these messages in priority order B gt Procedure To display health and status messages 1 From the Main Menu screen select Status 2 From the Status screen select System and Test Status Table 4 2 Health and Status Messages 1 of 2 Message Description LOS at Network A Loss Of Signal condition 175 consecutive zeros has been detected on the network interface The condition is cleared when the density of ones to zeros received is 12 5 LOS at DTE A Loss Of Signal condition 175 consecutive zeros has been detected on the DTE Drop Insert DSX 1 interface The condition is cleared when the density of ones to zeros received is 12 5 OOF at Network An Out Of Frame condition 2 out of 4 frame synchronization bits in error has been detected on the network interface The condition is cleared when a reframe occurs OOF at DTE An Out Of Frame condition has been detected on the DTE Drop Insert DSX 1 interface The condition is cleared when a reframe occurs AlS at Network An Alarm Indication Signal unframed all ones signal is being received by the network interface AlS at DTE An Alarm Indication Signal is being received by the DTE Drop Insert DSX 1 interface EER at Network An Excessive Error Rate condition has been detected
11. The address table is supported by the DSU CSU IP Group ipAdEntAddr Object ipAddrEntry 1 The ipAdEntAddr object is an IP address supported by the device and serves as the index to the address table Since indexes for tables must be unique only one ifIndex may be displayed for each IP address supported by the device If you have configured the same IP address for multiple interfaces or for default IP addresses you will not see all interfaces that support a particular IP address upon display of the ipAddrTable IP Group ipAdEnilflndex Object ipAddrEniry 2 For some address table entries the ipAdEntlIflndex object may have a value greater than ifNumber In these cases the ipAdEntlflndex refers to a proprietary interface which is not currently implemented by the interface group of MIB II IP Group ipRouteTable Object ip 21 The routing table used by the DSU CSU is supported as a read write table Entries in this table may be added deleted or changed You should exercise great caution when adding or modifying routes in the ipRouting Table In general it should not be necessary to add or modify routes in the DSU CSU In those cases where it is deemed necessary the routes should only be added to the connected device i e the device closest to the destination Internal routing mechanisms will propagate the route to the other devices An existing route may be effectively deleted by setting the ipRouteTyp
12. CLOCK PORT 1 CLOCK NETWORK 496 15012 01 Figure 3 18 Common Clocking Configurations 3162 A2 GB20 30 March 1999 3 33 Operation Providing Backup Capability If the T1 network fails the DSU CSU provides the ability to reconfigure the unit and restore at least partially priority data circuits through an external backup device You can store backup configuration options in the Customer 2 set of customer defined configuration options The Enterprise MIB variable devConfigAreaCopy allows the entire contents of one configuration area to be copied into another configuration area via SNMP By cross connecting two synchronous data ports to each other one port can provide a backup path for the other As soon as the ports are configured to be mapped to each other Data Set Ready DSR for the ports is turned on The external backup device can be configured to initiate dialing when it detects the off to on transition of DSR Download Operations 3 34 NOTE The Download command is for use by service personnel only Loss of primary data could result from improper use March 1999 3162 A2 GB20 30 Monitoring and Testing Overview The DSU CSU can detect and report faults and perform diagnostic tests These features ensure that your DSU CSU is giving you optimum performance in your network Self Test Results Use the System and Test Status screen to display the results of the power up self test Possible messages are listed in Tab
13. Configuration Options Table C 8 External Device Configuration Options 3 of 3 Escape Sequence Delay sec None None 0 2 0 4 06 0 8 1 0 Specifies the delay used while sending the communication port escape sequence Use the communication port escape delay to specify the delay before sending the first character of the escape sequence and the delay after the last character of the escape sequence During the delay no data is sent out the communication port None No communication port escape sequence delay X Xs The delay used during the communication port escape sequence where X X is 0 2 0 4 0 6 0 8 or 1 0 seconds NOTES This configuration option is not available if the External Device Commands configuration option is set to AT Escape Sequence Delay must be configured for a delay greater than or equal to the escape guard time required by the external device Disconnect String Text Field Text Field Clear Specifies the communication port s disconnect string The communication port s disconnect string is sent to the external device if either you or the DSU CSU wants to command the external device to disconnect The external device must be in command mode before this command can be sent so the escape sequence will always be sent before the disconnect string The disconnect string is an ASCII text string and may be up to 20 characters in length If the disconnect string is NULL then no disconnect stri
14. Operation Displaying or Editing Configuration Options gt Procedure To display or edit configuration options 1 From the Main Menu screen select Configuration The Load Configuration From screen appears Figure 3 6 2 From the Load Configuration From screen select a configuration option set to load Current Customer 1 Customer 2 Default Factory 1 or Default Factory 2 You cannot edit the Default Factory configuration options but you can display them After selecting the set of configuration options to load the Configuration Edit Display screen appears Figure 3 7 3 Select a functional group to display or edit NOTE Screen displays may vary depending on the configuration of the DSU CSU main config Customer ID Node A Model 3162 Slot xx LOAD CONFIGURATION FROM Current Configuration Customer Configuration 1 Customer Configuration 2 Default Factory Configuration 1 Default Factory Configuration 2 Ctrl a to access these functions ESC for previous menu MainMenu Exit Figure 3 6 Configuration Load Screen 3162 A2 GB20 30 March 1999 3 13 Operation main config edit Customer ID Node A Model 3162 Slot xx CONFIGURATION EDIT DISPLAY Network DTE Sync Data Ports Copy Ports Cross Connect General Options User Interface Alarms amp Traps Management and Communication Ctrl a to access these functions ESC for previous menu MainMenu Exit Save Figure 3 7 Configuration Edit
15. Procedure To send a Network QRSS or Network 1 in 8 test pattern 1 2 3 From the Main Menu screen select Test From the Test screen select Network amp DTE Tests In the Send field under Pattern Tests enter either QRSS or 1in8 depending on the type of test pattern that you want to send For the Send command under Pattern Tests select Start March 1999 3162 A2 GB20 30 Monitoring and Testing Sending Port QRSS or Port 511 Test Patterns B gt Procedure To send a Port QRSS or Port 511 test pattern 1 From the Main Menu screen select Test 2 From the Test screen select Sync Data Port Tests 3 In the Port field near the top of the screen enter either 1 or 2 depending on the synchronous data port that you want to test 4 In the Send field under Pattern Tests enter either QRSS or 511 depending on the type of test pattern that you want to send 5 For the Send command under Pattern Tests select Start Monitoring Network QRSS Test Patterns B gt Procedure To monitor a Network QRSS test pattern 1 From the Main Menu screen select Test 2 From the Test screen select Network amp DTE Tests 3 For the Monitor QRSS command under Pattern Tests select Start Monitoring Port QRSS or Port 511 Test Patterns gt Procedure To monitor a Port QRSS or Port 511 test pattern 1 From the Main Menu screen select Test 2 From the Test screen select Sync Data Port Tests 3 In the Port field nea
16. SNMP Trap per Interface Interface Trap Meaning T1 Network Up No alarm or test conditions Down Alarm or test conditions DTE Drop Insert DSX 1 Up No alarm or test conditions and the interface is enabled Down Alarm or test conditions or the interface is disabled Synchronous Data Ports Up No test conditions the port is assigned to a network interface and both CTS and DSR are ON Down Test conditions the port is unassigned or either CTS or DSR is off March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Troubleshooting Monitoring and Testing The DSU CSU is designed to provide you with trouble free service However Table 4 6 gives you some direction if a problem occurs For problems other than those listed in the table please contact your service representative Table 4 6 Troubleshooting 1 of 2 Symptom Possible Cause Solutions No power 1 The power module is not securely attached 2 The wall receptacle has no power ils Check the wall Check the power module attachment receptacle power by plugging in some equipment that is known to be working Power Up Self Test fails The DSU CSU has detected an internal hardware failure Contact your service representative Message LOS at Network appears 1 Network cable problem Check that the network cable is securely attached at both ends
17. The use to which a device is put American Standard Code for Information Interchange The standard for data transmission over telephone lines A 7 bit code establishes compatibility between data services The ASCII code consists of 32 control characters nondisplayed and 96 displayed characters A device that can be attached either locally or remotely to a DSU CSU to display or print alarm messages Data that is formatted so it is synchronized by a transmission start bit at the beginning of a character and one or more stop bits at the end An SNMP trap that indicates that the device has received an SNMP protocol message that has not been properly authenticated The auxiliary communications port on the CSU An 8 slot backplane that fits over one half of the open section of the 3000 Series Carrier This is a passive assembly that provides all interface connectors American Wire Gauge An indication of wire size The heavier the gauge the lower the AWG number and the lower the impedance Bipolar 8 Zero Substitution Encoding scheme for transmitting clear channel signals over a T1 line March 1999 GL 1 Glossary bandwidth BES bipolar signal bit bps BPV byte CCITT CD channel CHAP character CID branch client ClrReg branch Cnfig branch coding community name COMSPHERE configuration configuration option CPU fail CRC CRC6 CSA GL 2 The range of frequencies that can be passed by a transmission me
18. lntenace Group MIB aiigiaticiatetinatiiatetiwtetindetewaes E 3 IP Group MIEI acest te ee dtm artes tte a a na E 7 IGMP Group MIB iced ieatidedw beettdctelsateiaiteisaceasaws E 10 TGP Group MIB WW ascae staat ddaaaddesadddndwadaidddmiaddadtaas E 10 Orn AE senha arate Binnie bdae nen E 10 Transmission Group MIB Il sccicsscrrveerrsscrrreererseaierenns E 11 SNMP Group MIB I gscaadidditamtehiteoivedsiadeniecbahieeas E 11 DSVELMIB RFE 1206 cccaedae scam a a A E 11 Near End Group DST E1 MIB isisnctiiacatandeiradaoandecd eas E 12 Far End Group DSVE1 MIB o ecsacrrbacirkacteri nkka nE RAEES E 16 DS1 Fractional Group DS1 E1 MIB icsrsrisisiceierreirirsris E 16 AS 232ike MIB RFC 1317 lt h lt ncccstetenteinadsiegioiacdo tached E 17 General Port Table RS 232 like MIB 0000 cece eae E 17 Asynchronous Port Table RS 232 like MIB 0005 E 19 Synchronous Port Table RS 232 like MIB 00000005 E 20 Input Signal Table RS 232 like MIB 2 0 00ee eee E 20 Output Signal Table RS 232 like MIB 0 0 000 ee eee E 21 Generic Interface MIB Extensions RFC 1229 0005 E 21 Generic Interface Test Table Generic Interface MIB E 22 Enterpise MIB st ss idsceral Racratah aaa gud D sdeela E ascii Bes E 24 F IP Network Addressing Scenario T OVEN 2acncsecia Saved baba danas Eada m IP Network Addressing 0 00000s G Equipment List Glossary Index 31
19. or External is being used as the transmit clock March 1999 3162 A2 GB20 30 SNMP MIB Objects Near End Group dsx1Fdl Object dsx1ConfigEniry 13 This object specifies how Facility Data Link is being used Only the following values are supported by the DSU CSU More than one value may be active at a time m dsxtother 1 SNMP data is being sent over FDL m dsx1Ansi T1 403 2 ANSI PRMs are supported on the network interface as specified by ANSI T1 403 m dsx1Att 54016 4 FDL supports the requirements specified by AT amp T publication TR54016 m dsx1Fdl none 8 Indicates that the device does not use FDL This is the only value that applies to the DTE Drop Insert DSX 1 interface Near End Group The DS1 Current Table Objects dsx1CurrentEniry The following DS1 current table objects are provided for the network interface only Objects in the table that are not listed are not supported and will return an error status if access is attempted dsx1Currentindex The index that identifies the T1 interface m dsx1CurrentESs Errored Seconds for the current interval m dsx1Current SESs Severely Errored Seconds for the current interval m dsx1CurrentUASs Unavailable Seconds for the current interval m dsx1CurrentCSSs Controlled Slip Seconds for the current interval m dsx1CurrentBESs Bursty Errored Seconds for the current interval Near End Group The DS1 Interval Table Objects dsx
20. or Paradyne worldwide office locations use one of the following methods m Internet Visit the Paradyne World Wide Web site at www paradyne com Be sure to register your warranty there Select Service amp Support Warranty Registration m Telephone Call our automated system to receive current information by fax or to speak with a company representative Within the U S A call 1 800 870 2221 Outside the U S A call 1 727 530 2340 Trademarks All products and services mentioned herein are the trademarks service marks registered trademarks or registered service marks of their respective owners Document Feedback We welcome your comments and suggestions about this document Please mail them to Technical Publications Paradyne Corporation 8545 126th Ave N Largo FL 33773 or send e mail to userdoc paradyne com Include the number and title of this document in your correspondence Please include your name and phone number if you are willing to provide additional clarification ED Printed on recycled paper A March 1999 3162 A2 GB20 30 Important Information A Important Safety Instructions 1 Read and follow all warning notices and instructions marked on the product or included in the manual 2 This product is intended to be used with a 3 wire grounding type plug a plug which has a grounding pin This is a safety feature Equipment grounding is vital to ensure safe operation Do not defeat the purpose of
21. power up self test and do not wait longer than one second between each successive key press 3 The System Paused screen appears Use it to reset the COM port configuration options or to reload all factory default configuration options 3 6 March 1999 3162 A2 GB20 30 Menu Organization Operation Figure 3 3 shows the organization of the asynchronous terminal menu tree Configuration Test Configuration Cross Connect Display Call Administer Select Reset Status LEDs Directories Password Monitor ack Device System and Performance Identity Call Customer ID Start Select Test Status Statistics Setup Download LEDs DTE Channel Display Network amp Device DTE Tests Tests Network Port Channel Assignment Sync Data Abort Display Display Port Tests Tests Sync Data Configuration Port Edit Display Network Clear Statistics l l l Network DTE Sync Data Copy Cross General User Alarms Management Ports Ports Connect Options Interface amp Traps and Communication l DTE to Sync Data Clear Network Pot Assignments Assignments Assignments Communication External Telnet Auxiliary Port Device Sessions Port l Communication General SNMP SNMP NMS SNMP Protocol Management Security Traps 496 15013 Figure 3 3 Menu Organization 3162 A2 GB20 30 March 1999 3 7 Operation Using Asynchronous Terminal Screens 3 8 There are three types of
22. the DSU CSU can be daisy chained together by connecting the COM port of one device to the AUX port of the other providing SNMP connectivity The SNMP management system can communicate to the DSU CSU remotely through the Facility Data Link FDL or the synchronous data port s Embedded Data Link EDL March 1999 3162 A2 GB20 30 Introduction Physical Description The DSU CSU front panel Figure 1 1 contains twelve light emitting diodes LEDs and six test jacks The LEDs are described in the Front Panel LEDs section in Chapter 3 Operation The test jacks are described in the Test Jacks section in Chapter 4 Maintenance The DSU CSU rear panel Figure 1 2 contains the connectors required for the operation of the DSU CSU The connectors and their functions are listed in Table 1 1 ACCULINK NET MON EQPT OK FAIL TEST SIG OOF ALRM EER SIG OOF ALRM PDV BPV all ol al a O NETWORK DTR TXD RXD CTS RTS 496 15001 Figure 1 1 3162 DSU CSU Front Panel 0000000O0O0O00O Q 00000000000 aese 1 EXT CLOCK PORT 1 Asse 1 NETWORK 496 15002 Figure 1 2 3162 DSU CSU Rear Panel 3162 A2 GB20 30 March 1999 1 3 Introduction 1 4 Table 1 1 DSU CSU Rear Panel Connectors Name Function POWER Supplies power to the DSU CSU by providing an attachm
23. 1 E Sel lest ROSuUIS sccc chard dating cae dtinndotidewhnedasiadehngead 4 1 m Device Health and Status 0 0 00 cece eee 4 3 a Peronnance ROPOUSciicictispenicdetatietiiiatetnetiaiwtbeeees 4 4 w ANANIMNS cect aveeesiaewateet ody wiadustodeadsdee iebewdatas Ladeaeed 4 8 E SNUP TADS cc drined dass awd biaGs ceaees ele eth hedged ea 4 9 m WOUBIGSHOOUNG lt iiccdtcce riasdatacd Sawtasniesdeed eaa 4 11 M Tes Jacks j cecttond ins Giiawediniabaniebiaadbeatuidee nae ek tie 4 13 S Test COMmMAnGS zerre tinte trora AREE EEE EERIE Oii 4 14 m Remote Loopback TestS 0 ccc cece eect eee a 4 15 Sending a Line Loopback Up or Down 002220 000s 4 15 Sending a V 54 or ANSI FT1 Activation Deactivation Sequence 4 16 W Local Loopback Tests i 0 Acad isitin Sache a aca beanel che 4 16 Slaning a Ling LOOpbaCK 2 ccciiseealiccreigetiigeremareigerns 4 17 Starting a Payload Loopback 60 00 cece cece aee 4 18 Stating a DTE LOGODaGK 2 40 ssakis boGbe eae ikidir idiei 4 18 Starting a Repeater Loopback 0 0 0c cece eee eens 4 19 Starting a Data Channel Loopback sorisssisrssrirdsiireni aware 4 20 Starting a Data Terminal Loopback 000 cece eee 4 21 ADOMING LOOPDACKS sss eisses eade aa a a NE nR 4 21 E Test Patterns cccccceecsamecremeeamret KEE EaR E eae a a 4 22 Sending Network QRSS or Network 1 in 8 Test Patterns 4 22 Sending Port QRSS or Port 511 Test Patterns 4
24. 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Port 1 Select One Port Rate Nx64 64 128 192 256 320 384 448 512 576 640 704 768 Nx56 56 112 168 224 280 336 392 448 504 If Assign By 560 616 672 ACAMI Start At Time Slot Nx or Dx 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Select One If Assign By Time Slot Nx or Dx 1 2 3 4 5 6 7 8 9 10 11 Channel 12 13 14 15 16 17 18 19 20 21 22 23 24 Select Multiple Assign To Network DTE Port 1 Assign By Block ACAMI Channel Port Rate Nx64 64 128 192 256 320 384 448 512 576 640 704 768 832 896 960 1024 1088 1152 1216 1280 1344 1408 1472 1536 Nx56 56 112 168 224 280 336 392 448 504 If Assign By Block 560 616 672 728 784 840 896 952 1008 1064 1120 1176 1232 1288 1344 Start At Time Slot Nx or Dx 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Port 2 Select One Port Rate Nx64 64 128 192 256 320 384 448 512 576 640 704 768 Nx56 56 112 168 224 280 336 392 448 504 If Assign By 560 616 672 ACAMI Start At Time Slot Nx or Dx 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Select One If Assign By Time Slot Nx or Dx 1 2 3 4 5 6 7 8 9 10 11 Channel 12 13 14 15 16 17 18 19 20 21 22 23 24 Select Multiple C 40 March 1999 3162 A2 GB20 30 Co
25. 4 10E 5 10E 6 10E 7 10E 8 10E 9 Near End Performance Statistics Disable Maintain Send Both Far End Performance Statistics Disable Maintain March 1999 C 35 Configuration Options C 36 Sync Data Port Options Port 2 Value Default in Bold Port Type E530 V 35 RS449 X 21 Port Base Rate Nx64 Nx56 Transmit Clock Source Internal External Invert Transmit Clock Enable Disable Invert Transmit and Received Data Enable Disable Send All Ones on Data Port Not Ready Disable DTR RTS Both Action on Network Yellow Alarm None Halt Network Init Data Channel Loopback Disable V 54 FT1 Both Port DTE Initiated Loopbacks Disable DTLB DCLB Both Embedded Data Link Enable Disable EDL Management Link Enable Disable Excessive Error Rate Threshold 10E 4 10E 5 10E 6 10E 7 10E 8 10E 9 Near End Performance Statistics Disable Maintain Send Both Far End Performance Statistics Disable Maintain March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Network Interface Configuration Options Network Channel Allocation N1 N2 N3 N4 N5 NG N7 N8 N9 N10 N11 N12 N13 N14 N15 N16 N17 N18 N19 N20 N21 N22 N23 N24 Allocati
26. DS1 Far End Interval DSi Far End Total These tables are not supported for either the network or DTE Drop Insert DSX 1 interface DS1 Fractional Group DS1 E1 MIB E 16 The DS1 Fractional Group consists of the DS1 fractional table This table dsx1FracTable is fully supported by the DSU CSU and allows channel time slots to be mapped between the T1 interfaces and data ports If an invalid channel map e g two interfaces mapped to a single time slot one interface mapped to two T1s etc is received an error will be returned to the SNMP manager The DSU CSU will validate all channel configurations before applying them Operational Note The fractional T1 group only allows specification of an entire interface to a particular time slot on another interface i e a time slot on one interface cannot be mapped to a time slot on another interface This prevents complete mapping of time slots on the DTE Drop Insert DSX 1 interface to time slots on the network interface For mapping time slots between the network and DTE T1 interfaces the following convention is used Time slots on the T1 interface that are mapped to another T1 interface i e not a data port are connected in ascending order For example if the fractional table for the network interface maps time slots 1 3 and 5 to the DTE T1 interface and the DTE T1 interface maps time slots 10 11 and 15 to the network the following time slots will be connected N1 to D10 N3 to D1
27. DSX 1 interfaces The DS1 Near End Group and DS1 Fractional Group are supported for both interfaces The DS1 Far End Group is not supported 3162 A2 GB20 30 March 1999 E 11 SNMP MIB Objects Near End Group DS1 E1 MIB The DS1 Near End Group consists of the following four tables DS1 Configuration DS1 Current DSi Interval m DS1 Total All four tables are fully supported for the network interface Since statistics are not kept for the DTE Drop Insert DSX 1 interface only the DS1 Configuration table is fully supported The statistic objects for the DTE Drop Insert DSX 1 interface entry in the DS1 Current DS1 Interval and DS1 Total tables are always zero null The following sections provide clarification for objects contained in the Near End Group when it is not clear how the object definition in the DS1 E1 MIB is related to the DSU CSU Near End Group dsx1TimeElapsed Object dsx1ConfigEntry 3 Applies to the network interface only An error status is returned if access is attempted for the DTE Drop Insert DSX 1 interface Near End Group dsx1 Validintervals Object dsx1ConfigEntry 4 Applies to the network interface only An error status is returned if access is attempted for the DTE Drop Insert DSX 1 interface Near End Group dsx1LineType Object dsx1ConfigEntry 5 This object corresponds to the NET Framing DTE Framing configuration options for the T1 interfaces on the DSU CSU O
28. For example the DTE Drop Insert DSX 1 interface is not displayed if this interface is disabled 3 20 March 1999 3162 A2 GB20 30 Operation DTE DROP INSERT DSX 1 INTERFACE D1 NETWORK D2 INTERFACE D3 N1 D4 N2 D5 Na D6 N4 D7 Ng D8 N6 D9 N7 D10 N8 D11 N9 D12 N10 D13 N11 D14 N12 D15 N13 D16 N14 D17 N15 D18 N16 D19 N17 D20 N18 D21 N19 D22 N20 D23 N21 D24 N22 PORTS N23 PRT 1 N24 PRT 2 496 15016 Figure 3 10 Example of Channel Allocation 3162 A2 GB20 30 March 1999 3 21 Operation 3 22 Network Interface Network Channel Allocation N1 D1 N2 D2 N3 D3 N4 D4 N5 D5 N6 N7 N8 N9 D9 N10 D10 N11 D11 N12 D12 N13 D15 N14 Prt1 N15 Prt1 N16 Prt1 N17 N18 Prt2 N19 Prt2 N20 Prt2 N21 Prt2 N22 Prt2 N23 Prt2 N24 Allocations D1 D24 indicates allocation to DTE Drop Insert DSX 1 channels Prt1 Prt2 indicates allocation to synchronous data ports Figure 3 11 Example of Network Interface Worksheet March 1999 3162 A2 GB20 30 3162 A2 GB20 30 DTE Drop Insert DSX 1 Interface Operation DTE DSX 1 Channel Allocation D1 N1 D2 N2 D3 N3 D4 N4 D5 N5 D6 D7 D8 D9 N9 D10 N10 D11 N11 D12
29. Ground TXD 2 2 TXD RXD 3 3 RXD RTS 4 4 RTS CTS 5 5 CTS DSR 6 6 DSR Signal Ground 7 7 Signal Ground CD RLSD 8 8 CD RLSD DTR DTR Figure D 9 Serial Crossover Cable March 1999 497 15180a Pin Assignments External Clock Interface The External Clock connector pinouts are in Table D 9 Table D 9 External Clock Connector Signal Pin Number Shield 1 Clock RS422 only 2 Clock RS422 only 3 Clock In RS423 only 9 Signal Common 11 March 1999 3162 A2 GB20 30 SNMP MIB Objects Overview This appendix describes the Management Information Base MIB objects that are supported by the DSU CSU The DSU CSU supports the following MIBs MIB II Defines the general objects for use in Transmission Control Protocol Internet Protocol TCP IP internets and provides general information about the DSU CSU DS1 E1 MIB Defines objects for managing DS1 interfaces and supports the network and DTE Drop Insert DSX 1 interfaces on the DSU CSU RS 232 like MIB Defines objects for managing RS 232 type interfaces and supports synchronous data ports PORTs 1 2 and management communication ports AUX and COM ports on the DSU CSU Generic Interface MIB Extension An extension to MIB II that defines additional objects for control of generic interfaces in MIB II It supports control of tests on the DTE Drop Insert DSX 1 and synchronous data interfa
30. Loopback Down m ANSI T1 403 Annex B activation sequence to initiate a DCLB on the remote device FT1 Loopback Up m ANSI T1 403 Annex B deactivation sequence to terminate a DCLB on the remote device FT1 Loopback Down You cannot perform remote loopbacks if any of the local loopbacks are active If you attempt to do so the error message Invalid Test Combination appears Sending a Line Loopback Up or Down 3162 A2 GB20 30 B gt Procedure To send a Line Loopback Up or Down sequence on the network to a far end DSU CSU 1 From the Main Menu screen select Test 2 From the Test screen select Network amp DTE Tests 3 In the Send Line Loopback field under Remote Loopbacks enter either Up or Down depending on the type of sequence that you want to send 4 For the Send Line Loopback command select Send March 1999 4 15 Monitoring and Testing Sending a V 54 or ANSI FT1 Activation Deactivation Sequence B gt Procedure To send a V 54 or ANSI FT1 activation or deactivation loopback sequence to the far end DSU CSU 1 From the Main Menu screen select Test 2 From the Test screen select Sync Data Port Tests 3 In the Port field near the top of the screen enter either 1 or 2 depending on the synchronous data port that you want to test 4 In the Send V 54 Loopback field or the Send FT1 Loopback field under Remote Loopbacks enter either Up or Down depending on the type of sequence that you want to send
31. Module Refer to the labeling on the ac power module for input requirements POWER CONSUMPTION AND DISSIPATION 16 0 watts 55 0 Btu per hour at 115 volts ac power DTE DROP INSERT DSX 1 INTERFACE Physical Interface Framing Format Coding Format DTE Line Equalization DB15 socket D4 ESF AMI B8ZS 5 selectable ranges from 0 to 655 feet 0 to 196 5 meters Send AIS Selectable NETWORK T1 INTERFACE Physical Interface USA RJ48C Physical Interface Canada CA81A using adapter cable Framing Format D4 ESF Coding Format AMI B8ZS Line Build Out LBO 0 0 dB 7 5 dB 15 dB 22 5 dB ANSI PRM Selectable Bit Stuffing FCC Part 68 AT amp T TR 62411 Yellow Alarm Generation Selectable LOOPBACKS Standard AT amp T TR 54016 AT amp T TR 62411 ANSI T1 403 1989 Additional RLB Repeater Loopback DLB DTE Loopback V 54 Loop 2 and Loop 3 ANSI T1 403 Annex B Fractional T1 Loopback March 1999 B 1 Technical Specifications B 2 Table B 1 Model 3162 DSU CSU Technical Specifications 2 of 2 Specifications Criteria PORT INTERFACE Standards EIA 530A V 35 RS 449 X 21 Rates Nx64 64K 1 536 Mb Nx56 56K 1 344 Mb APPROVALS Refer to the product labeling CLOCKING SOURCES T1 network interface Port 1 internal clock DTE Drop Insert DSX 1 interface or external clock PHYSICAL DIMENSIONS Height 2 13 inches 5 4 cm Width 7 63 inches 19 4 c
32. N12 D13 D14 D15 N13 D16 D17 D18 D19 D20 D21 D22 D23 D24 Allocations N1 N24 indicates allocation to network channels Figure 3 12 Example of DTE Drop Insert Interface Worksheet March 1999 3 23 Operation Displaying DSO Channel Assignments Use the DTE to Network Assignments screen in the Cross Connect branch to view how the DSO channels are currently allocated DSO designations used on this screen are shown in Table 3 7 Table 3 7 DTE to Network DSO Designations Designation Meaning Available The DSO channel is not allocated Assigned The DSO channel is allocated to one of the data ports Nan The DSO channel is allocated to the network interface DSO channel nn where nncan be any number from 01 through 24 DTEnn The DSO channel is allocated to the DTE Drop Insert DSX 1 interface DSO channel nn where nn can be any number from 01 through 24 3 24 March 1999 3162 A2 GB20 30 Operation B gt Procedure To display the DSO channel allocation 1 From the Main Menu screen select Configuration 2 From the Load Configuration From screen select Current 3 From the Configuration Edit Display screen select Cross Connect 4 From the Cross Connect screen select DTE To Network Assignments The DTE to Network Assignments screen appears Figure 3 13 5 To view specific port assignments on the Networ
33. Number of Trap Managers configuration option None No Trap Manager n network destination Traps are discarded Com The Trap Manager n network destination is the communication port This selection only appears if the Port Use configuration option is set to Mgmt or Daisy Aux The Trap Manager n network destination is the auxiliary port This selection only appears if the Port Use configuration option is set to Mgmt or Daisy FDL The Trap Manager n network destination is the FDL management link This selection only appears if the FDL management link is enabled EDLn The Trap Manager n network destination is the EDLn port where nis 1 or 2 This selection only appears if the synchronous data port s EDL management link is enabled NOTE If the chosen destination link is disabled or down the traps are discarded Choose another destination March 1999 C 31 Configuration Options Table C 15 SNMP Traps Configuration Options 2 of 3 General Traps Both Disable Warm AuthFail Both Specifies the general trap types to enable Disable Disables the sending of trap messages for warmStart and authenticationFailure events Warm Sends trap messages for warmStart events to the currently configured trap manager s AuthFail Sends trap messages for authenticationFailure events to the currently configured trap manager s Both Sends trap messages for warmStart and authenticationFailure events to
34. Possible alarm messages are as follows Em Continuous Loss Of Signal detected at the x Interface where x is either Network or DTE E Alarm Cleared Loss Of Signal condition at the x Interface where x is either Network or DTE E Continuous Out Of Frame condition detected at the x Interface where x is either Network or DTE mE Alarm Cleared Out Of Frame condition at the x Interface where x is either Network or DTE m Alarm Indication Signal received at the x Interface where X is either Network or DTE mE Alarm Cleared Alarm Indication Signal at the x Interface where x is either Network or DTE E An Excessive Error Rate has been detected at the Network Interface E Alarm Cleared An Excessive Error Rate at the Network Interface Yellow Alarm signal received at the x Interface where xis either Network or DTE E Alarm Cleared Yellow Alarm signal at the x Interface where x is either Network or DTE Em Continuous Out Of Frame condition detected at synchronous data port n where nis the port number E Alarm Cleared Out Of Frame condition at synchronous data port n where nis the port number E An Excessive Error Rate has been detected at synchronous data port n where nis the port number E Alarm Cleared An Excessive Error Rate at synchronous data port n where nis the port number 4 8 March 1999 3162 A2 GB20 30 Monitoring and Testing If two alarm conditions are detected at once the higher
35. are detected in a 60 second period It is cleared with less than 10 errors in sixty seconds 10E 8 10E 8 Threshold For example at 1536 kbps EER is declared if more than 41 CRC5 errors are detected in three 15 minute intervals It is cleared with less than 42 errors in three 15 minute intervals 10E 9 10E 9 Threshold For example at 1536 kbps EER is declared if more than 4 CRC5 errors are detected in three 15 minute intervals It is cleared with less than 5 errors in three 15 minute intervals NOTE This configuration option is not available if EDL is disabled C 10 March 1999 3162 A2 GB20 30 Configuration Options Cross Connect Configuration Options The Cross Connect configuration options are divided into two tables as follows m DTE to Network Assignment Options Table C 4 m Sync Data Port Assignment Options Table C 5 DTE to Network Assignment Options Table C 4 DTE to Network Assignment Options DTE to Network Assignments NO1 N02 N03 N04 N05 NO6 N07 N08 N24 DTE01 DTE02 DTE03 DTE04 DTE05 DTE06 DTE07 DTE08 DTE24 Assigns DSO channels from the DTE Drop Insert DSX 1 interface to the network interface Line 1 displays the 24 channels for the network interface Line 2 displays what is allocated to the DSO channel indicated in Line 1 Possible values for Line 2 are Value Meaning Available This DSO channel is not allocated You can modify this value on this screen Assigned This DSO channel is allocat
36. as a DSU Digital Signal Cross Connect level 1 An interconnection point for terminals multiplexers and transmission facilities Data Terminal Equipment The equipment such as a computer or terminal that provides data in the form of digital signals for transmission The DTE interface on the rear panel of the CSU Dual Tone Multi Frequency A signaling method using two voice frequencies to designate the tones used for touch tone dialing as distinguished from pulse dialing Data Terminal Ready A signal from the DTE to the modem sent via Pin 20 of the EIA 232 interface V 24 circuit 108 1 2 that indicates the DTE is turned ON and connected to the modem A wideband digital interface operating at 2 048 Mbps defined by ITU recommendations G 703 and G 704 It is used primarily outside North America Excessive Error Rate An error rate that is greater than the threshold that has been configured in the device MIB objects unique to a specific company s devices A trap unique to a specific company s devices End of Number A discrepancy between a measured or computed value or condition and the true or specified value or condition Errored Seconds A second with one or more ESF error events one or more CRC6 error events or OOFs ElectroStatic Discharge An undesirable discharge of static electricity that can damage equipment and degrade electrical circuitry Extended SuperFrame The T1 transmission standard that speci
37. enable Dial In the external device must be configured for automatic answer and the External Device Commands configuration option must be enabled 3162 A2 GB20 30 March 1999 C 19 Configuration Options Table C 8 External Device Configuration Options 2 of 3 Connect Prefix Text Field Text Field Clear Specifies the connect prefix to the dial directory phone number When you make a connection or the DSU CSU automatically makes a connection dial out alarms or traps through the communication port the connect prefix and the dial directory phone number are used to establish the connection The connect prefix is an ASCII text string and may be up to 20 characters in length If the connect prefix is NULL then no connect prefix is used Text Field Allows you to edit or display the connect prefix Clear Allows you to clear the connect prefix The connect prefix is set to a null string NOTE This configuration option is not available if the External Device Commands configuration option is set to AT Connect Indication String Text Field Text Field Clear Specifies the communication port s connect indication string When you make a connection or the DSU CSU automatically makes a connection dial out alarms or traps through the communication port this string determines that the connection has been established The connect indication string is an ASCII text string and may be up to 20 characters in length If the con
38. interface In the example shown in Figure 3 13 the DTE Drop Insert DSX 1 DSO channel 01 is assigned to the network DSO channel 01 6 Select Save to store these settings in nonvolatile memory main config cross_connect dte Customer ID Node A Model 3162 DTE to Slot xx Network DTE DSX 1 TO NETWORK ASSIGNMENTS Assignment NO1 N02 N03 NO04 N05 N06 N07 Nos DTEO1 Available Available Available Available Available Available Available N09 N10 N11 N12 N13 N14 N15 N16 Available Available Available Available Available Assigned Assigned Assigned N17 N18 N19 N20 N21 N22 N23 N24 Available Assigned Assigned Assigned Assigned Assigned Assigned Available Ctrl a to access these functions ESC for previous menu MainMenu Exit Save NetChan DTEChan PtAssign Figure 3 14 Making DTE to Network Assignments 3 26 March 1999 3162 A2 GB20 30 Operation Configuring DSO Channels for Robbed Bit Signaling Configured for RBS 3162 A2 GB20 30 By using the DTE configuration options you can specify which DSO channels carry Robbed Bit Signaling RBS information for voice channels gt Procedure To specify DTE Drop Insert DSX 1 channels used to carry voice information 1 From the Main Menu screen select Configuration The Load Configuration From screen appears From the Load Configuration From screen select Current The Configuration Edit Display screen appears From the Configuration Edit Display screen select DTE
39. maintains far end performance statistics NOTES This configuration option is not available if EDL is disabled If the local DSU CSU is configured to maintain far end performance statistics then the remote device must be configured to send near end performance statistics 3162 A2 GB20 30 March 1999 C 9 Configuration Options Table C 3 Sync Data Port Configuration Options 5 of 5 Excessive Error Rate Threshold 10E 4 10E 4 10E 5 10E 6 10E 7 10E 8 10E 9 Sets the error rate threshold that determines when an Excessive Error Rate EER condition is declared for a particular port The error rate selected by this configuration option is determined by the ratio of the number of CRC5 errors to the total number of bits received over a set period of time 10E 4 10E 4 Threshold For example at 1536 kbps EER is declared if more than 1 535 CRC5 errors are detected in a 10 second period It is cleared with less than 1 536 errors in ten seconds 10E 5 10E 5 Threshold For example at 1536 kbps EER is declared if more than 921 CRC5 errors are detected in a 60 second period It is cleared with less than 922 errors in sixty seconds 10E 6 10E 6 Threshold For example at 1536 kbps EER is declared if more than 92 CRC5 errors are detected in a 60 second period It is cleared with less than 93 errors in sixty seconds 10E 7 10E 7 Threshold For example at 1536 kbps EER is declared if more than 9 CRC5 errors
40. priority alarm is reported However if an even higher priority alarm is detected before the first alarm is cleared the later alarm is not reported The alarms listed above are in priority order with the highest priority listed first Alarms remain active until the alarm condition is cleared Also an alarm clear message is only sent when there are no other alarms active For information about alarm configuration options refer to Alarm and Trap Configuration Options in Appendix C Configuration Options For troubleshooting information refer to Troubleshooting on page 4 11 SNMP Traps SNMP traps are unsolicited messages that are sent from the DSU CSU to an SNMP manager when the DSU CSU detects certain pre specified conditions These traps enable the SNMP manager to monitor the state of the network The SNMP Trap configuration option must be enabled for trap messages to be sent over the communications link You must specify the number of SNMP managers that are to receive traps from this DSU CSU an IP address for each SNMP manager specified and the type of traps to be sent from this DSU CSU For more information refer to Appendix C Configuration Options Trap types consist of the following General traps Include warmStart and authenticationFailure The DSU CSU sends a warmSiart trap after it has been reset to indicate that it has just reinitialized itself The DSU CSU sends an authenticationFailure trap when it has received a
41. the ability to switch between using the port for SNMP or ASCII operations dial out front panel emulation The value of this object will not affect the state of any of the interfaces on the DSU CSU other than the COM port Only the following values are supported by the DSU CSU m up 1 The SNMP management link is active on the COM port m testing 3 The SNMP management link is inactive on the COM port the COM port can be used for proprietary ASCII functions 3162 A2 GB20 30 March 1999 E 5 SNMP MIB Objects E 6 Interface Group ifOperStatus Object ifEntry 8 This object specifies the current operational state of the interface The value of this object for each interface is defined as follows Network T1 DTE T1 COM Port AUX Port Data Ports The interface is up 1 when no alarm conditions exist The interface is down 2 when an alarm condition is active The interface is testing 3 when a test is active on the interface The interface is up 1 when no alarm conditions exist and the interface is enabled The interface is down 2 when an alarm condition is active and the interface is disabled The interface is testing 3 when a test is active on the interface When configured as an SNMP management link up and down are based on the current state of the link layer protocol Otherwise the interface is always up 1 The interface is never in the testing 3 state When configured as an SNM
42. the remote DCLBs for the far end port connected to this port to the DTE attached to this port This loopback is controlled by the Remote Loopback interchange circuit RL CCITT 140 The far end equipment must support in band V 54 loopbacks Both Gives control of local DTLBs and remote DCLBs to the DTE connected to this port Near End Performance Statistics Disable Disable Maintain Send Both Specifies whether the DSU CSU maintains near end performance statistics and sends performance report messages PRMs for a particular port Disable Disables near end performance statistics and does not send PRMs Maintain Maintains near end performance statistics for this port Send Sends PRMs over the port s EDL every second Each PRM contains the performance statistics for the previous 4 seconds Both Maintains near end performance statistics and sends PRMs over the port s EDL NOTES This configuration option is not available if EDL is disabled If the local DSU CSU is configured to send near end performance statistics then the remote device must be configured to maintain far end performance statistics Far End Performance Statistics Disable Disable Maintain Specifies whether to monitor for far end performance report messages PRMs and maintain far end performance registers for a particular port Disable Disables far end performance statistics Maintain Monitors the port s EDL for PRMs and
43. transmitted signal that is used to compensate for the length of wire between the transmitter and the receiver Liquid Crystal Display Thin glass plates containing liquid crystal material When voltage is applied the amount of light able to pass through the glass plates is altered so that messages can be displayed Link Control Protocol Light Emitting Diode A light or status indicator that glows in response to the presence of a certain condition e g an alarm The physical connection between one location and another used for data transmission The protocol that regulates the communication between two network nodes A trap that identifies the condition of the communications interface linkDown or linkUp traps March 1999 GL 5 Glossary LLB LOF LOFC loopback test LOS Lpbk branch LOR MB Mbps menu tree MIB MIB II module MRU network network interface NMS node object SNMP OOF option PAP parity payload PBX PC PDU PDV GL 6 Line LoopBack A test in which the received signal on the network interface is looped back to the network without change Loss of Frame Occurs when a DS1 terminal is unable to synchronize on the DS1 signal for some interval Loss Of Frame Count The number of LOFs declared A test that verifies a device s operation by connecting the device s output to the device s input Loss of Signal The T1 line condition where there are no pulses Local Loo
44. use telephones to establish connections between two points Also known as dial network Test Patterns branch of the CSU menu tree A measure of the number of ones marks pulses in relation to the total number of bits transmitted Quasi Random Signal Source A test pattern simulating a random pattern of digital ones and zeros used to simulate normal transmission Random Access Memory Read write memory that is volatile and loses its contents when power is removed A part of the device s memory that holds stored values Release branch of the CSU menu tree An initialization of the device that occurs at power up or in response to a reset command Request for Comments One of the documents published by the Internet Engineering Task Force that describe Internet protocols and policies Routing Information Protocol A protocol for exchanging routing information An 8 position modular connector Repeater LoopBack Loops the signal being sent to the network back to the DTE Drop Insert and data ports after it has passed through the framing circuitry of the device Remote Loopback Branch on the CSU menu tree A device that connects LANs by dynamically routing data according to destination and available routes An Electronic Industries Association s standard for a low speed 25 position DCE DTE interface RFC 1659 which defines objects for managing RS 232 type interfaces e g RS 422 RS 423 etc and supports synchronous data po
45. 1 and N5 to D15 March 1999 3162 A2 GB20 30 SNMP MIB Objects RS 232 like MIB RFC 1317 The rs232 object defined by RFC 1317 is supported for all of the synchronous data ports the COM port and the AUX port The RS 232 like MIB consists of one object and five tables as follows Number of RS 232 like ports The General Port Table m The Asynchronous Port Table m The Synchronous Port Table The Input Signal Table The Output Signal Table The Asynchronous Port table is not supported by the DSU CSU for the synchronous data ports The Input Signal and Output Signal tables are not supported for the AUX and COM ports The following sections provide Clarification for objects contained in the RS 232 like MIB when it is not clear how the object definition in MIB is related to the DSU CSU Number of Ports rs232Number Object rs232 1 This object contains the number of ports in the RS 232 like general port table This number is 4 for the 3162 General Port Table RS 232 like MIB The general port table contains general configuration objects for the RS 232 like interfaces General Port Table rs232PortIndex Object rs232PortEntry 1 This object contains a unique value for each port and is used as an index into the general port table rs232PortTable The values of the rs232PortIndex object vary between models and are listed below The values of rs232Portlndex for the 3162 DSU CSU are m 1 COM port m
46. 162 A2 GB20 30 Operation Setting a Password In addition to establishing access security on a port refer to the previous section Establishing Access Security on a Port the password itself is set Unless you specify otherwise the password is null B gt Procedure To set a password 1 From the Main Menu screen select Control 2 From the Control screen select Administer Password The Password Entry screen Figure 3 16 is used to add a new password or modify an existing password 3 Enter a new password in the Password field The password may be 1 to 8 characters long and may contain the characters 0 through 9 a through z and or A through Z 4 Use the Re Enter Password field to verify the new password 5 Select Save Once a password is saved the Login Records Saved message appears in the last row of the screen main control admin_password Customer ID Node A Model 3162 Slot xx Enter New Password PASSWORD ENTRY Password Re Enter Password Re Enter Password Save Password Ctrl a to access these functions ESC for previous menu MainMenu Exit Save Figure 3 16 Setting a Password 3162 A2 GB20 30 March 1999 3 31 Operation Entering a Password to Gain Access When access security is required the Login screen Figure 3 17 appears before you can access the Main Menu screen The password must be entered m f the password is valid the DSU CSU s top level menu appears m f the passwo
47. 1IntervalEntry The following DS1 interval table objects are provided for the network interface only Objects in the table that are not listed are not supported and will return an error status if access is attempted m dsx1Intervallndex The index that identifies the T1 interface dsx1IntervalNumber The interval number 1 to 96 m dsx1IntervalESs Errored Seconds for the interval m dsx1Interval SESs Severely Errored Seconds for the interval m dsx1IntervalUASs Unavailable Seconds for the interval m dsx1IntervalCSSs Controlled Slip Seconds for the interval m dsx1Interval BESs Bursty Errored Seconds for the interval 3162 A2 GB20 30 March 1999 E 15 SNMP MIB Objects Near End Group The DS1 Total Table Objects dsx1TotalEntry The following DS1 total table objects are provided for the network interface only Objects in the table that are not listed are not supported and will return an error status if access is attempted dsx1Totallndex The index that identifies the T1 interface m dsx1TotalESs The 24 hour total Errored Seconds dsx1Total SESs The 24 hour total Severely Errored Seconds m dsx1TotalUASs The 24 hour total Unavailable Seconds m dsx1TotalCSSs The 24 hour total Controlled Slip Seconds dsx1TotalBESs The 24 hour total Bursty Errored Seconds Far End Group DS1 E1 MIB The DS1 Far End Group consists of the following three tables m DS1 Far End Current
48. 23 Monitoring Network QRSS Test Patterns 000005 4 23 Monitoring Port QRSS or Port 511 Test Patterns 4 23 Aboning Test Paters sits sgitnasadesdocciecdeemadcasadabdeas 4 24 E a E E P E E TT ET 4 24 SLANGA Lam TeSt annaba eai 4 24 Aborting a Lamp Test ccccc ctrpnecrepegre peg ik erite a tiite 4 24 Displaying DSU CSU Test Status 0 anena 4 25 3162 A2 GB20 30 March 1999 iii Contents A Asynchronous Terminal Menu B Technical Specifications C Configuration Options D Pin Assignments iv OQVEMIOW o44r20crhta adap aaerhdapeingeaebiie acheagateabuneawaebaeans B 1 O eierniie rrien inane nnsw bbc anand deena aces heel ae Geman C 1 Network Interface Configuration Options 0200 eee ee eee C 2 DTE Interface Configuration Options 6 endr eee eee C 4 Sync Data Port Configuration Options 0 0c cee eee eee C 6 Cross Connect Configuration Options 0c eee eee eee C 11 DTE to Network Assignment Options 00eeeeeee C 11 Sync Data Port Assignment Options 000 cee ee eee C 12 General Configuration Options 000 e beeen C 15 User Interface Configuration Options 6 cece eee eee C 17 Communication Port Configuration Options C 17 External Device Configuration Options 004 C 19 Telnet Sessions Configuration Options 2022e sees C 22 Auxiliary Port Con
49. 3 Auxiliary RS 232 port 4 DCE port 1 m 5 DCE port 2 3162 A2 GB20 30 March 1999 E 17 SNMP MIB Objects E 18 General Port Table rs232PortType Object rs232PortEntry 2 This object is used to identify the port s hardware type Only the following values are supported by the DSU CSU m rs232 2 Used to identify the AUX and COM ports m 1s422 3 Used to identify synchronous data ports that are configured as EIA 530A or RS 449 m 35 5 Used to identify synchronous data ports that are configured as V 35 General Port Table rs232PortInSigNumber Object rs232PortEntry 3 This object contains the number of input signals contained in the input signal table This is the number of signals that can be detected This number is 2 for the synchronous data ports and 0 for the AUX and COM ports General Port Table rs232PortOutSigNumber Object rs232PortEntry 4 This object contains the number of output signals contained in the output signal table This is the number of signals that can be asserted This number is 2 for the synchronous data ports and 0 for the AUX and COM ports General Port Table rs232PortInSpeed Object rs232PortEntry 5 This object contains the port s input speed in bits per second For the DSU CSU the rs232PortInSpeed object has the same value as the rs232PortOutSpeed object The input speed of a synchronous data port is determined by the channel configuration
50. 533 533 655 Specifies the DTE line equalization compensation parameters that permit a standard DTE Drop Insert DSX 1 signal to be delivered over a distance of up to 655 feet C 4 March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Configuration Options Table C 2 DTE Interface Configuration Options 2 of 2 DTE LB on External Contact Disable Next Enable Disable Allows the control of a DTE Loopback DLB by an external contact on the DTE Drop Insert DSX 1 interface Enable Allows the DSU CSU to begin a DLB when the external contact is closed The DSU CSU remains in DLB as long as the contact remains closed Disable Prevents the state of the external contact from affecting the operation of DLB Send All Ones on DTE Failure Enable Enable Disable Specifies the action to take on the signal transmitted to the network when a valid signal cannot be recovered from the DTE Drop Insert DSX 1 interface due to an LOS OOF or AIS condition Enable Sends all ones on the DSO channels allocated to the network interface when an LOS AIS or OOF condition occurs on the DTE Drop Insert DSX 1 interface Disable Passes the data unchanged to the network interface channels DTE Signaling D01 D02 D03 D04 D05 DOE D07 D08 DOI D10 D11 D12 D24 RBS RBS RBS RBS RBS RBS RBS RBS RBS RBS RBS RBS RBS Specifies which DSO channels from the DTE Drop Insert DSX 1 interface are voice channels and should pass Robbe
51. 62 A2 GB20 30 March 1999 Contents vi March 1999 3162 A2 GB20 30 About This Guide Document Purpose and Intended Audience This user s guide contains installation operation and maintenance information for the ACCULINK 3162 Data Service Unit DSU Channel Service Unit CSU It is assumed that you are familiar with the operation of digital data communication equipment You should also be familiar with Simple Network Management Protocol SNMP if you want your DSU CSU to be managed by an SNMP manager Document Summary Section Description Chapter 1 Introduction Describes the 3162 DSU CSU and its features Chapter 2 Installation Describes how to install the DSU CSU and make connections Chapter 3 Operation Provides instructions for using the front panel using an asynchronous terminal to change configuration options and establishing security Chapter 4 Maintenance Contains procedures for monitoring testing and troubleshooting Appendix A Asynchronous Terminal Menu Contains a menu tree showing all the main front panel functions Appendix B Technical Specifications Contains technical specifications for the 3162 DSU CSU Appendix C Configuration Options Contains all the configuration options and default settings Appendix D Pin Assignments Shows the pin assignments for connectors and cables Appendix E SNMP MIB Objects Describes the MIB objects supported by the DSU CSU 3162 A2 GB20 30 March 1999 Vii Ab
52. ACCULINK 3162 DSU CSU USER S GUIDE Document No 3162 A2 GB20 30 March 1999 Copyright 1999 Paradyne Corporation All rights reserved Printed in U S A Notice This publication is protected by federal copyright law No part of this publication may be copied or distributed transmitted transcribed stored in a retrieval system or translated into any human or computer language in any form or by any means electronic mechanical magnetic manual or otherwise or disclosed to third parties without the express written permission of Paradyne Corporation 8545 126th Ave N Largo FL 33773 Paradyne Corporation makes no representation or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for a particular purpose Further Paradyne Corporation reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of Paradyne Corporation to notify any person of such revision or changes Changes and enhancements to the product and to the information herein will be documented and issued as a new release to this manual Warranty Sales Service and Training Information Contact your local sales representative service representative or distributor directly for any help needed For additional information concerning warranty sales service repair installation documentation training distributor locations
53. Configuration Options C 14 Table C 5 Sync Data Port Assignment Options 3 of 3 Sync Data Port Assignments N01 N02 N03 N04 NOS NO6 N07 N08 N24 Pn Pn Pn Pn Pn Pn Pn Pn Pn OR D01 D02 D03 D04 D05 D06 D07 DONS D24 Pn Pn Pn Pn Pn Pn Pn Pn Pn Designates the DSO channel to allocate to this port NO1 N24 for the network interface and D01 D24 for the DTE Drop Insert DSX 1 interface Line 1 displays the 24 channels for the network interface or the DTE Drop Insert DSX 1 interface Line 2 displays what is allocated to the DSO channel indicated in Line 1 Possible values are Value Meaning Nnn This DSO channel is allocated to the network interface DSO channel n where n is a number from 1 to 24 You cannot modify this value on this screen Dnn This DSO channel is allocated to the DTE Drop Insert DSX 1 interface DSO channel n where nis a number from 1 to 24 You can modify this value on this screen Pn This DSO channel is allocated to port n where nis 1 or 2 You can modify this value on this screen for this port only March 1999 3162 A2 GB20 30 Configuration Options General Configuration Options Table C 6 General Configuration Options 1 of 2 Generate Yellow Alarm Signals Enable Enable Disable Determines whether the DSU CSU generates Yellow Alarm signals on the network and DTE Drop Insert DSX 1 interfaces NOTE This configuration option is not available if the DTE Drop Insert DSX 1 Int
54. DL management link Text Field Allows you to edit or display the subnet mask for the DSU CSU Clear Allows you to clear the subnet mask for the DSU CSU The subnet mask is set to 000 000 000 000 If the subnet mask is 000 000 000 000 the IP protocol creates a default subnet mask based on the class of the IP address Class A 255 000 000 000 Class B 255 255 000 000 or Class C 255 255 255 000 C 26 March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Configuration Options Table C 12 Communication Protocol Configuration Options 2 of 3 Default Net Destination None None Com Aux FDL EDL1i EDL2 Specifies where the default network is connected For example if the default network is connected to the communication port you select Com If the default network is connected to the far end 31xx Series device over the FDL you select FDL The routing protocol uses the default network destination to route data that does not have a specific route None No default network destination Data that cannot be routed is discarded Com The default network destination is the communication port This selection only appears if the Port Use configuration option is set to Mgmt Aux The default network destination is the auxiliary port This selection only appears if the Port Use configuration option is set to Mgmt FDL The default network destination is FDL This selection only appears if the FDL management link is enabl
55. DU 1SN 1 544 Mbps ANSI ESF and B8ZS without line power 3 An FCC compliant telephone cord and modular plug is provided with this equipment This equipment is designed to be connected to the telephone network or premises wiring using a compatible modular jack which is Part 68 compliant See the installation instructions for details 4 If the DSU CSU causes harm to the telephone network the telephone company will notify you in advance that temporary discontinuance of service may be required But if advance notice is not practical the telephone company will notify the customer as soon as possible Also you will be advised of your right to file a complaint with the FCC if you believe it is necessary 5 The telephone company may make changes in its facilities equipment operations or procedures that could affect the operation of the equipment If this happens the telephone company will provide advance notice in order for you to make the necessary modifications in order to maintain uninterrupted service 6 If you experience trouble with this equipment please contact your sales or service representative as appropriate for repair or warranty information If the product needs to be returned to the company service center for repair contact them directly for return instructions using one of the following methods Via the Internet Visit the Paradyne World Wide Web site at http www paradyne com m Via Telephone Call our automated ca
56. Datagram Protocol UDP Group objects are fully supported by the DSU CSU E 10 March 1999 3162 A2 GB20 30 SNMP MIB Objects Transmission Group MIB II Objects in the transmission group are supported on the network and DTE Drop Insert DSX 1 interfaces the COM port the AUX port and the synchronous data ports The objects in the transmission group are not defined within MIB Il but rather through other Internet standard MIB definitions The following two transmission group objects are supported by the DSU CSU m ds1 transmission 18 The transmission object supported on the T1 interfaces m rs232 transmission 33 The transmission object supported on the synchronous data ports COM port and AUX port The ds1 transmission object is defined by the DS1 E1 MIB The rs232 transmission object is defined by the RS 232 like MIB SNMP Group MIB II The SNMP Group objects that apply to a management agent are fully supported by the DSU CSU The following objects apply only to an NMS and return a zero value if accessed snmplnTooBigs snmp 8 m snmplnNoSuchNames snmp 9 m snmplnBadValues snmp 10 snmplnReadOnlys snmp 11 snmplnGenErrs snmp 12 snmplnGetResponses snmp 18 m snmplnTraps snmp19 snmpOutGetRequests snmp 25 snmpOutGetNexts snmp 26 snmpOutSetRequests snmp 27 DS1 E1 MIB RFC 1406 The ds1 object defined by RFC 1406 is supported for both the network and DTE Drop Insert
57. Display Screen 3 14 March 1999 3162 A2 GB20 30 Operation Saving Edit Changes B gt Procedure To save edit changes 1 From the last edit screen select Save The Save Configuration To screen appears Figure 3 8 2 From the Save Configuration To screen select a configuration option set Current Customer 1 or Customer 2 Save edit changes to the Current area when you want those changes to take effect immediately Save edit changes to the Customer area when you want to overwrite the existing Customer configuration options and store these changes for future use To protect you from accidentally exiting an edit session before saving your changes the system displays the Save Changes prompt if you select either MainMenu or Exit from an edit screen If you respond No the system exits without saving the changes If you respond Yes you are prompted to specify where the changes should be saved main config save Customer ID Node A Model 3162 Slot xx SAVE CONFIGURATION TO Current Configuration Customer Configuration 1 Customer Configuration 2 Ctrl a to access these functions ESC for previous menu MainMenu Exit Figure 3 8 Configuration Save Screen 3162 A2 GB20 30 March 1999 3 15 Operation Configuring the DSU CSU for SNMP or Telnet Access To configure the DSU CSU for SNMP or Telnet access Enable the SNMP agent or Telnet server within the DSU CSU see Appendix C Configuration Options Select and
58. E Unavailable Seconds A count of one second intervals when service is unavailable User Datagram Protocol A TCP IP protocol describing how messages reach application programs within a destination computer Underwriter s Laboratories Inc An organization which promotes product safety March 1999 3162 A2 GB20 30 V 24 V 35 V 54 V 54 Loop 2 V 54 Loop 3 Vac Vde VF WAN warmStart trap XTXC Yellow Alarm 3162 A2 GB20 30 Glossary An ITU T standard for a low speed 25 position DCE DTE interface An ITU T standard for a high speed 34 position DCE DTE interface An ITU T standard for local and remote diagnostic loopback tests An ITU T standard for a data channel loopback DCLB An ITU T standard for a data terminal loopback DTLB Volts alternating current Volts direct current Voice Frequency The part of the audio frequency range used to transmit voice sound usually 300 Hz to 3400 Hz This band is used by the modem for its modulated signal Wide Area Network A network that spans a large geographic area An SNMP trap that indicates that the device has reinitialized itself External Transmit Clock V 24 circuit 113 An outgoing signal transmitted when a DS1 terminal has determined that it has lost the incoming signal March 1999 GL 9 Glossary GL 10 March 1999 3162 A2 GB20 30 Index A abort lamp soez loopback test patterns 4 24 ac power module 1 4 B 1 Active Seana eT add
59. Enable External Device Configuration Options Table C 8 External Device Configuration Options 1 of 3 External Device Commands Disable Disable AT Other Specifies the communication port s external device commands If this configuration option is disabled no commands are sent out the communication port Select AT to have standard attention AT commands sent out the communication port to control the external device Select Other to configure the connect prefix the connect indication string the escape sequence the escape sequence delay and the disconnect string Disable Allows no commands to be sent out the communication port AT Allows standard AT commands to be sent out the communication port Other Allows user configurable commands to be sent out the communication port NOTES This configuration option is not available if the communications port is disabled Carrier Detect CD is used to detect that the external device s connection is lost Therefore do not allow the CD lead to be forced on by the external device The external device should be strapped to ignore Data Terminal Ready DTR Dial In Access Disable Enable Disable Allows dial in access to the DSU CSU through an external device that is connected to the communication port Enable Allows dial in access to the DSU CSU Disable Prevents dial in access Incoming calls to the DSU CSU are not answered NOTE To
60. L is enabled for a particular port If EDL is enabled then 8 kbps of the total bandwidth allocated for this port is not available to the synchronous data port For example if the port rate is 256 kbps 4 DSO channels allocated and EDL is enabled then only 248 kbps is available to the port EDL provides the following detection of frame synchronization CRC of the data stream excluding the 8 kbps EDL and an in band data link 4 kbps between the local and remote units The 4 kbps in band data link can be used for performance report messages and as an IP link for SNMP or Telnet sessions Enable Indicates the ports EDL is enabled Disable Indicates the port s EDL is disabled NOTES If the local DSU CSU s EDL is enabled then the remote DSU CSU s EDL must also be enabled EDL is not recommended for networks in which data is examined for routing purposes e g frame relay x 25 EDL Management Link Disable Enable Disable Specifies whether the EDL management link is enabled for a particular port Selecting Enable allows SNMP or Telnet traffic to flow over the 4 kbps in band data link provided by EDL Enable Enables the ports EDL management link Disable Disables the port s EDL management link NOTES This configuration option is not available if EDL is disabled or FDL is enabled lf the local DSU CSU s EDL is enabled then the remote device s EDL must also be enabled Invert Tra
61. LL1s ALL 4s PORT2 PORT 1 496 14315 02 B gt Procedure To perform a Data Channel loopback 1 From the Main Menu screen select Test 2 From the Test screen select Sync Data Port Tests 3 In the Port field near the top of the screen enter either 1 or 2 depending on the synchronous data port that you want to test 4 For the Data Channel Loopback command under Local Loopbacks select Start 4 20 March 1999 3162 A2 GB20 30 Monitoring and Testing Starting a Data Terminal Loopback The Data Terminal Loopback command DTLB loops the data received from the selected port for all DSO channels allocated to the port back out of the port This loopback occurs after the data passes through the port circuitry but before it reaches the T1 framer DTE NETWORK DSX 1 INTERFACE DTLB DTLB PORT2 PORT 1 496 14314 02 B gt Procedure To perform a Data Terminal loopback 1 From the Main Menu screen select Test 2 From the Test screen select Sync Data Port Tests 3 In the Port field near the top of the screen enter either 1 or 2 depending on the synchronous data port that you want to test 4 For the Data Terminal Loopback command under Local Loopbacks select Start Aborting Loopbacks Use the Abort Tests command to stop all loopback tests or any selected loopback test currently active on the DSU CSU B gt Procedure To abort one or more loopback tests 1 From the Main Menu screen select Test 2 From t
62. MP manager attempting to access the DSU CSU Allowable addresses are specified using the NMS n IP Adr configuration option Enable The DSU CSU validates the IP address of SNMP managers attempting to access the DSU CSU Disable The DSU CSU does not validate the IP address of SNMP managers Number of Managers 1 1 2 3 4 6 6 7 8 9 10 Specifies the number of SNMP managers that are allowed to access the DSU CSU NOTE You must configure an IP address for each SNMP manager that is allowed access to the DSU CSU Allowable addresses are specified using the NMS n IP Adr configuration option NMS n IP Address Text Field Text Field Clear Specifies the allowable IP address of an SNMP manager attempting to access the DSU CSU The manager number n is specified by the Number of Managers configuration option Text Field Allows you to edit or display the allowable IP address for the SNMP manager Clear Allows you to clear the allowable IP address for the SNMP manager The IP address is set to 000 000 000 000 Access Level Read Read Read Write Specifies the allowable type of access for an authorized SNMP manager if IP address validation has occurred Read Allows read only access SNMP Get to the accessible objects in the MIB for this device This includes all objects specified as either read only or read write in the MIB RFCs Read Write Allows read and write access SNMP Get and Set to the objects i
63. NOTE This configuration option is not available if the Port Type configuration option is set to Asynchronous March 1999 C 17 Configuration Options Table C 7 Communication Port Configuration Options 2 of 3 Data Rate 9 6 12 24 48 96 144 19 2 38 4 Configures the bit rate for the communication port 1 2 Sets the bit rate to 1200 bps for asynchronous operation only 2 4 Sets the bit rate to 2400 bps 4 8 Sets the bit rate to 4800 bps 9 6 Sets the bit rate to 9600 bps 14 4 Sets the bit rate to 14 400 bps 19 2 Sets the bit rate to 19 200 bps 38 4 Sets the bit rate to 38 400 bps NOTE This configuration option is not available if the communication port is configured for synchronous operation and the clock source is external Character Length 8 7 8 Configures the character length 7 or 8 bits for the communication port NOTES This configuration option must be set to 8 if the communication port is used as the network communication link This configuration option is not available if the communication port is configured for synchronous operation Parity None None Even Odd Configures the parity none even or odd for the communication port NOTE This configuration option is not available if the communication port is configured for synchronous operation Stop Bits 1 1 ike 7 Configures the number of stop bits 1 1 5 or 2 for the communication port
64. O CONNECTION 493 1 4153 01 Figure D 4 COM Port to PC Cable 8 POSITION MODULAR PLUG KEYED RX DATA RX DATA GROUND GROUND TX DATA TX DATA DTR DTR CD CD 493 1 4154 01 Figure D 5 COM Port to Terminal Printer Cable D 6 March 1999 3162 A2 GB20 30 EIA 530 A Port Interface Connector The EIA 530 A Port interface connector information is shown in Table D 5 3162 A2 GB20 30 Table D 5 EIA 530 A Port Interface Connector Pin Assignments Circuit CCITT Signal Mnemonic Number Direction Pin Shield 1 Signal Common AB 102A 7 Signal Common AC 102B 23 Transmitted Data BA 103 To DSU CSU 2 A 14 B Received Data BB 104 From 3 A DSU CSU 16 B Request to Send CA 105 To DSU CSU 4 A 19 B Clear to Send CB 106 From 5 A DSU CSU 13 B Received Line Signal CF 109 From 8 A Detector DSU CSU 10 B DCE Ready CC 107 From 6 DSU CSU DTE Ready CD 108 1 2 To DSU CSU 20 Transmit Signal Element DA 113 To DSU CSU 11 B Timing DTE Source 24 A Transmit Signal Element DB 114 From 12 B Timing DCE Source DSU CSU 15 A Receiver Signal Element DD 115 From 17 A Timing DCE Source DSU CSU 9 B Local Loopback LL 141 To DSU CSU 18 Remote Loopback RL 140 To DSU CSU 21 Test Mode TM 142 From 25 DSU CSU March 1999 D 7 Pin Assignments EIA 530 A to RS449 Adapter The EIA 530 A to RS449 adapter Figure D 6 prov
65. P management link up and down are based on the current state of the link layer protocol Otherwise the interface is always down 2 The interface is never in the testing 3 state The interface is up 1 when the port is assigned to a T1 interface or another data port as a backup and both CTS and DSR are ON The interface is down 2 when the port is unassigned or either CTS or DSR is OFF The interface is testing 3 when a test is active on the interface Interface Group ifLastChange Object ifEniry 9 This object contains the value of sysUpTime at the time the interface entered its current operational state March 1999 3162 A2 GB20 30 SNMP MIB Objects Interface Group Input Counters objects ifEntry 10 to ifEntry 15 These objects collect statistics on the data received by the COM port and the AUX port when these ports are configured as SNMP management links For interfaces that are not configured as an SNMP management link these statistics are not provided and an error status is returned if access is attempted The objects used to collect input statistics are listed below m iflnOctets ifEntry 10 m iflnUcastPkts ifEntry 11 m iflnNUcastPkts ifEntry 12 m iflnDiscards ifEntry 13 m iflnErrors ifEntry 14 m ifInUnknownProtos ifEntry 15 Interface Group Output Counters objects ifEntry 16 to ifEntry 21 These objects collect statistics on the data received by the COM port and the AU
66. PLB NO N A YES NO NO YES DLB YES YES N A NO YES YES RLB YES NO NO N A NO YES DCLB NO NO YES NO YES YES on on separate separate ports ports DTLB YES YES YES YES YES YES on on separate separate ports ports Starting a Line Loopback The Line Loopback command LLB loops the received signal on the network interface back to the network without change NETWORK INTERFACE DTE ALL DSX 1 1s ALL 1s ALL 1s PORT2 PORT 1 ene B gt Procedure To perform a Line loopback 1 From the Main Menu screen select Test 2 From the Test screen select Network amp DTE Tests 3 For the Line Loopback command under Local Loopbacks select Start 3162 A2 GB20 30 March 1999 4 17 Monitoring and Testing Starting a Payload Loopback The Payload Loopback command PLB loops the received signal on the network interface back to the network The signal is looped back as close to the DTE Drop Insert DSX 1 port as possible after it has passed through the framing circuitry of the DSU CSU Framing CRCs and BPVs are corrected NETWORK REB INTERFACE ALL 1s ALL 1s PORT 2 PORT 1 496 14316 02 B gt Procedure To perform a Payload loopback 1 From the Main Menu screen select Test 2 From the Test screen select Network amp DTE Tests 3 For the Payload Loopback command under Local Loopbacks select Start Starting a DTE Loopback The DTE Loopback command DLB loops the recei
67. QRSS OBJECT IDENTIFIER wellKnownTests 3 testMon511 OBJECT IDENTIFIER wellKnowntests 4 testSendQRSS OBJECT IDENTIFIER wellKnowntTests 5 testSend511 OBJECT IDENTIFIER wellKnownTests 6 testSendV54Up OBJECT IDENTIFIER wellKnowntests 7 testSendV54Down OBJECT IDENTIFIER wellKnowntTests 8 testSendFT1Up OBJECT IDENTIFIER wellKnownTests 9 testSendFT1Down OBJECT IDENTIFIER wellKnownTests 10 Generic Interface Test Table ifExitnsTestResult Object ifExtnsTestEntry 5 This object contains the result of the most recently requested test Only the following values are supported by the DSU CSU none 1 No test currently active inProgress 3 A test is currently in progress notSupported 4 The requested test is not supported unAbleToRun 5 The requested test cannot run due to the state of the unit Generic Interface Test Table ifExtnsTestCode Object ifExtnsTestEntry 6 This object contains a code that contains more specific information on the test result This object is defined as an object identifier Only the following values are supported by the DSU CSU 3162 A2 GB20 30 none No further information is available Used for the send pattern code and loopback tests inSyncNoBitErrors A monitor pattern QRSS or 511 test has synchronized on the pattern and has not detected any bit errors inSyncWithBitErrors A monitor patt
68. S RTS 493 1 4301 Figure 3 1 DSU CSU LEDs A green LED indicates normal operation A yellow LED indicates a warning for the DTE Drop Insert interface or activity for the data ports Conditions are sampled every tenth of a second The twelve front panel LEDs are grouped into four sections to indicate the status of the m System Table 3 1 m Network Interface Table 3 2 m DTE Drop Insert DSX 1 Interface Table 3 3 Data Ports Table 3 4 3162 A2 GB20 30 March 1999 3 1 Operation 3 2 Table 3 1 System LEDs Name Color Meaning OK Green Indicates the current operational state of the DSU CSU ON The DSU CSU is operational and has power OFF The DSU CSU is performing a power up self test or a system failure has occurred BLINKING A software download is in progress FAIL Yellow Indicates a system failure or a self test ON A device error fault is detected or a reset has just occurred OFF No system failures are detected BLINKING A self test is in progress TEST Yellow A system test is in progress ON A loopback or pattern test has been initiated either locally by the network or externally OFF No tests are active Table 3 2 Network Interface LEDs Name Color Meaning SIG Green Monitors the signal being received from the network ON A recoverable signal is being received from the network OFF The signal cannot be recovered from the network a Loss of Sig
69. SU 18 3162 A2 GB20 30 March 1999 D 9 Pin Assignments EIA 530 A to V 35 Adapter The EIA 530 A to V 35 adapter Figure D 7 provides the V 35 interface shown in Table D 7 530 DB25 SIGNAL PLUG SHIELD TD A TD B RD A RD B TXC A TXC B RXC A RXC B RTS CTS RLSD DSR SIG COMMON TT A TT B DTR RL LL TM SIG COMMON Figure D 7 EIA 530 A to V 35 Adapter D 10 March 1999 S rzrsecomnv9x lt FK lt ADHU gt MS34 V 35 SOCKET SIGNAL SHIELD TD A TD B RD A RD B TXC A TXC B RXC A RXC B RTS CTS RLSD DSR SIG COMMON TT A TT B DTR RL LL TM 497 15233 3162 A2 GB20 30 3162 A2 GB20 30 Pin Assignments Table D 7 V 35 Cable Interface CCITT Signal Number Direction Pin Shield A Signal Common 102 B Transmitted Data 103 To DSU CSU P A S B Received Data 104 From DSU CSU R A T B Request to Send 105 To DSU CSU C Clear to Send 106 From DSU CSU D Data Channel Received 109 From DSU CSU F Line Signal Detector Data Set Ready 107 From DSU CSU E Data Terminal Ready 108 1 2 To DSU CSU H Transmit Signal Element 113 To DSU CSU U A Timing DTE Source W B Transmit Signal Element 114 From DSU CSU Y A Timing DCE Source AA B Receiver Signal Element 115 From DSU CSU V A Timing DCE Source X B Local Loopback 141 To DS
70. TXD Yellow Monitors activity on interchange circuit BA CCITT 103 Transmitted Data This is the data sent from the synchronous data DTE to the data port on the DSU CSU ON Ones are being received from the synchronous data DTE OFF Zeros are being received from the synchronous data DTE CYCLING Both ones and zeros are being received from the synchronous data DTE RXD Yellow Monitors activity on interchange circuit BB CCITT 104 Received Data This is data sent to the synchronous data DTE from the data port on the DSU CSU ON Ones are being sent to the synchronous data DTE OFF Zeros are being sent to the synchronous data DTE CYCLING Both ones and zeros are being sent to the synchronous data DTE CTS Yellow Monitors the state of interchange circuit CB CCITT 106 Clear to Send sent to the synchronous data DTE ON CTS is being asserted by the DSU CSU OFF CTS is not being asserted RTS Yellow Monitors the state of interchange circuit CA CCITT 105 Request to Send received from the synchronous data DTE ON RTS is being asserted by the synchronous data DTE OFF RTS is not being asserted March 1999 3162 A2 GB20 30 Operation Initiating an Asynchronous Terminal Session You can configure and manage the DSU CSU from an asynchronous terminal that is configured for 9 6 kbps 8 characters no parity and 1 stop bit You can connect the asynchronous terminal directly to the COM port of the DSU CS
71. Terminal Equipment to bipolar signals that can be transmitted over T1 lines Typical applications include shared access to network based services Local Area Network LAN Wide Area Network WAN interconnection and fractional T1 network applications In addition to the T1 network interface and the DTE Drop Insert DSX 1 interface the Model 3162 provides two synchronous data ports Features The DSU CSU optimizes network performance with a wide range of features such as the following Local or remote configuration and operation flexibility Several loopback capabilities and test pattern generators m DTE Drop Insert DSX 1 capability m Asynchronous terminal interface support Alarm message display print capability m Telnet access for remote asynchronous terminal operations Network management provided through industry standard Simple Network Management Protocol SNMP 3162 A2 GB20 30 March 1999 1 1 Introduction DTE Drop Insert DSX 1 Interface The DTE Drop Insert interface allows DTEs PBXs that support the DS1 signal format to share the T1 network with other high speed equipment Asynchronous Terminal Interface Support The DSU CSU can be configured and managed from an asynchronous async terminal The asynchronous terminal s full screen display uses a menu hierarchy to perform device control operations Chapter 3 Operation provides operational examples to help you become familiar with the use of the
72. The COM port can support either synchronous or asynchronous PPP or asynchronous SLIP at data rates of up to 38 400 bps The AUX port can support data rates up to 38 400 bps The following procedure is an example only It assumes that the COM port is being used as the link to the SNMP or Telnet system B gt Procedure To select the COM port as the SNMP or Telnet link 1 From the Main Menu screen select Configuration From the Load Configuration From screen select Current From the Configuration Edit Display screen select User Interface 2 3 4 From the User Interface screen select Communication Port 5 In the Port Use field enter Mgmt Figure 3 9 6 When you are through making configuration option changes select Save to store these changes in nonvolatile memory If you want to return to the User Interface screen press your Esc key and then save your changes from that screen main config user com Customer ID Node A Model Slot xx COMMUNICATION PORT OPTIONS a le Port Use Mgmt Port Type Synchronous Clock Internal Data Rate Kbps 9 6 Ctrl a to access these functions ESC for previous menu MainMenu Save Figure 3 9 Configuration Save Screen 3162 A2 GB20 30 March 1999 3 17 Operation Setting the IP Address 3 18 The IP address is the address used by the SNMP or Telnet system to access the DSU CSU see Appendix F P Network Addressing Scenario For DSU CSUs using PPP the IP address can b
73. The DTE Interface Options screen appears Figure 3 15 Enter RBS for each DSO channel that you want to configure for voice applications The designation None indicates the absence of RBS information These channels known as Clear Channels are used for data applications Select Save to store these settings in nonvolatile memory main config dte Customer ID Node A Model 3162 Slot xx DTE INTERFACE OPTIONS Interface Status Line Framing Format Line Coding Format Line Equalization DTE LB on External Contact Send all Ones on DTE Failure DTE Signaling D02 D03 D04 D05 None None None None D10 D11 D12 D13 None None None None D18 D19 D20 D21 Ctrl a to access these functions ESC for previous menu MainMenu Exit Save Figure 3 15 DTE to Interface Options Screen March 1999 3 27 Operation Allocating Data Ports Using the Block or ACAMI Assignment Method 3 28 By using the block or ACAMI Alternate Channel Alternate Block Inversion assignment method you can assign a data port to a block of contiguous DSO channels on either the network interface or the DTE Drop Insert DSX 1 interface The block assignment method allows a block of contiguous channels to be assigned by specifying a data port rate and an initial DSO channel the first DSO channel in a block of DSO channels The number of channels assigned is determined by the port rate These channels are automatically assigned to the destination T1 interf
74. U or you can establish a remote connection using dial in or Telnet access Once the appropriate access is established the Main Menu screen Figure 3 2 appears unless a password is required If a password is required the Login screen displays the prompt for password input Refer to Entering a Password to Gain Access on page 3 32 To move between the Screen area and the Screen Function Keys area Figure 3 2 press Ctrl a Control key and a From the Screen area you may select the Status Test Configuration or Control branches Ending an Asynchronous Terminal Session To end the asynchronous terminal session from any screen press Ctrl a to move from the Screen area to the Screen Function Keys area Figure 3 2 and then select Exit main Customer ID Node A Model 3162 Slot xx Status Test Screen Configuration Area Control Screen Function Keys Area Ctrl a to access these functions Figure 3 2 Main Menu Screen 3162 A2 GB20 30 March 1999 3 5 Operation Recovering Asynchronous Terminal Operation If the DSU CSU is misconfigured leaving it in a state that does not support asynchronous terminal operation use the following recovery procedure B gt Procedure 1 Power cycle the DSU CSU waiting for the completion of the power up self test 2 Press the asynchronous terminal s Return key five times in succession Begin pressing the Return key within two seconds after the completion of
75. U CSU L Loopback Maintenance 140 To DSU CSU N Test Indicator 142 From DSU CSU NN March 1999 D 11 Pin Assignments EIA 530 A to X 21 Adapter The EIA 530 A to X 21 adapter Figure D 8 provides the X 21 interface shown in Table D 8 530 DB25 DB15 X 21 SIGNAL PLUG SOCKET SIGNAL TD A TD A TD B TD B RD A RD A RD B RD B RXC A RXC A RXC B RXC B RTS A RTS A RTS B RTS B RLSD A RLSD A RLSD B RLSD B SIG COMMON SIG COMMON TT A TT A TT B TT B 495 14787 Figure D 8 EIA 530 A to X 21 Adapter Table D 8 X 21 Cable Interface CCITT Signal Number Direction Pin Signal Common 102 8 Transmitted Data 103 To DSU CSU 2 A 9 B Received Data 104 From DSU CSU 4 A 11 B Request to Send 105 To DSU CSU 3 A 10 B Data Channel Received Line Signal Detector 109 From DSU CSU 5 A 12 B Transmit Signal Element Timing DTE Source 113 To DSU CSU 7 A 14 B Receiver Signal Element Timing DCE Source 115 From DSU CSU 6 A 13 B D 12 March 1999 3162 A2 GB20 30 Serial Crossover Cable Use a serial crossover cable like the one shown in Figure D 9 with an adapter like that shown in Figure D 5 to connect an external modem to the DSU CSU s 3162 A2 GB20 30 Pin Assignments COM port Pin 14 P1 P2 Pin 1 Plug Plug Pini4 Q D d 2 gs Pin 25 Pin 13 P1 Pin Pin P2 Chassis Ground 1 1 Chassis
76. X port when these ports are configured as SNMP management links For interfaces that are not configured as an SNMP management link these statistics are not provided and an error status is returned if access is attempted The objects used to collect output statistics are listed below ifOutOctets ifEntry 16 ifOutUcastPkts ifEntry 17 m ifOutNUcastPkts ifEntry 18 ifOutDiscards ifEntry 19 ifOutErrors ifEntry 20 m ifOutQLen ifEntry 21 IP Group MIB II The IP Group objects are supported by the DSU CSU for all data paths which currently are configured to carry IP data to or from the DSU CSU including the COM AUX EDL and FDL All of the objects in the IP Group other than the IP Address Translation table are fully supported The IP Address Translation table ipNetToMediaTable does not apply to the DSU CSU and will be empty i e have zero entries The following sections provide clarification for objects contained in the IP Group when it is not clear how the object definition in MIB II is related to the DSU CSU 3162 A2 GB20 30 March 1999 E 7 SNMP MIB Objects E 8 IP Group ipForwarding Object ip 1 This object specifies whether the unit is acting as an IP gateway in respect to the forwarding of a datagram received by but not addressed to this unit Only the following value is supported by the DSU CSU m forwarding 1 The unit is acting as a gateway IP Group ipAddrTable Object ip 20
77. ace Network or DTE Drop Insert when the initial DSO channel is selected The ACAMI assignment method also allows a block of contiguous channels to be assigned however with ACAMI the number of channels assigned is twice the number needed for the port rate This is because with ACAMI every alternate DSO channel starting with the n 1 DSO channel does not carry data from the port but instead always transmits and receives all ones B gt Procedure To assign data ports by the block or ACAMI method 1 From the Main Menu screen select Configuration From the Load Configuration From screen select Current 2 3 From the Configuration Edit Display screen select Cross Connect 4 From the Cross Connect screen select Sync Data Port Assignments 5 Use the Assign To field to specify the destination T1 interface Network or DTE 6 Use the Assign By field to specify the assignment method Block or ACAMI 7 After filling in the Port Rate field specify a port assignment for the initial DSO channel in a block of contiguous available DSO channels 8 Select Save or if you want to return to the Cross Connect screen press your Esc key and then save your changes from that screen March 1999 3162 A2 GB20 30 Operation Allocating Data Ports Using the Individual Channel Assignment Method By using the individual channel assignment method you can assign a data port to individual DSO channels on either the network interface
78. ad Configuration From screen select Current From the Configuration Edit Display screen select Cross Connect 2 3 4 5 From the Cross Connect screen select Clear Assignments Toclear all DSO channel allocations select Clear All Otherwise select the appropriate DSO channel group to clear DTE Network or Sync Data Ports A message will appear Are You Sure Enter Yes to clear the specified DSO channels March 1999 3 29 Operation Establishing Access Security on a Port Although the password feature is available it is not required If used it ensures access security before control is passed to a device connected to a port The following procedure is an example only It shows how to enable the password for the communication port Passwords can also be enabled for the internal modem and for Telnet sessions B gt Procedure To establish access security on the communication port 1 From the Main Menu screen select Configuration From the Load Configuration From screen select Current From the Configuration Edit Display screen select User Interface In the Password Required field enter Enable 2 3 4 From the User Interface Options screen select Communication Port 5 6 Select Save to store this setting in nonvolatile memory 7 From the Save Configuration To screen select Current The password itself is set separately Refer to the following section Setting a Password 3 30 March 1999 3
79. al during the sampling period ORF No OOFs were detected on the signal during the sampling period ALRM Yellow Indicates whether an alarm condition exists on the received DTE Drop Insert DSX 1 signal ON An alarm condition LOS LOF EER Yellow AIS exists on the received DTE Drop Insert DSX 1 signal Use the Device Health and Status command to determine the alarm type OFF No alarm condition exists on the DTE Drop Insert DSX 1 interface signal PDV Yellow Monitors Pulse Density Violations PDV on the received DTE Drop Insert DSX 1 signal ON At least one PDV was detected and corrected on the received DTE Drop Insert DSX 1 signal during the sampling period OFF No PDVs were detected on the received DTE Drop Insert DSX 1 signal during the sampling period BPV Yellow Monitors Bipolar Violations BPV on the received DTE Drop Insert DSX 1 signal ON At least one BPV was detected and corrected on the received DTE Drop Insert DSX 1 signal during the sampling period OFF No BPVs were detected on the received DTE Drop Insert DSX 1 signal during the sampling period March 1999 3 3 Operation 3 4 Table 3 4 Data Port LEDs Name Color Meaning DTR Green Monitors the state of interchange circuit CD CCITT 108 1 2 Data Terminal Ready received from the synchronous data DTE ON DTR is being asserted by the synchronous data DTE OFF DTR is not being asserted
80. and cannot be changed through this object Thus for the synchronous data ports this object is read only The input speed of the AUX or COM port is the currently configured speed Setting of this value for the AUX or COM port causes the configured port speed to be changed General Port Table rs232PortOutSpeed Object rs232PortEniry 6 This object contains the port s output speed in bits per second For the DSU CSU the rs232PortInSpeed object has the same value as the rs232PortOutSpeed object The input speed of a synchronous data port is determined by the channel configuration and cannot be changed through this object Thus for the synchronous data ports this object is read only The input speed of the AUX or COM port is the currently configured speed Setting of this value for the AUX or COM port causes the configured port speed to be changed March 1999 3162 A2 GB20 30 SNMP MIB Objects Asynchronous Port Table RS 232 like MIB The asynchronous port table contains an entry for the AUX or COM port when the port is configured for asynchronous operation For the DSU CSU the entries in the table that are counters rs232AsyncPortEntry 6 8 are used to collect statistics and are not supported Asynchronous Port Table rs232AsyncPortBits rs232AsyncPortEntry 2 This object specifies the number of bits in a character Only the following values are supported by the DSU CSU m 7 7 bit characters Supported on the COM p
81. asynchronous terminal for DSU CSU control Alarm Message Capability Telnet Access The DSU CSU can be attached either locally or remotely to an ASCII terminal or printer to display or print alarm messages Alarms can also be displayed on a PC that is using a terminal emulation package Chapter 4 Maintenance provides a list of alarm messages Remote async terminal operations can be performed using Telnet access Telnet is a Transmission Control Protocol Internet Protocol TCP IP service that supports a virtual terminal interface SNMP Management Support 1 2 SNMP is a network management protocol that is used to monitor network performance and status and to report alarms i e traps To function SNMP requires a manager consisting of a software program housed within a workstation or PC an agent consisting of a software program housed within a device e g the DSU CSU and a Management Information Base MIB consisting of a database of managed objects The DSU CSU can be managed by any industry standard SNMP manager Two link layer protocols Point to Point Protocol PPP and Serial Line Internet Protocol SLIP are supported for connection to an external SNMP manager or network device e g a router The SNMP manager or network device can be directly connected to the communications COM port An external LAN Adapter can be connected to either the COM port or the auxiliary AUX port to provide Ethernet connectivity Also
82. asynchronous terminal screens Menu screens list selections available through the menu system Input screens allow you to edit or change information on a screen using screen function keys Table 3 5 or keyboard keys Table 3 6 m Display screens show the results from a data collection operation or they display device specific information The asynchronous terminal supports character matching for entering values in fields For example if the values for a field can be DTE NET or PORT and you enter a D and press Return Enter then the field automatically populates with the value DTE Once an operation is initiated status messages appear in the last row of the screen These include Please Wait when a command takes longer than five seconds and Command Complete Table 3 5 Screen Function Keys Screen Function Key Usage M MainMenu Returns to the Main Menu screen E Exit Terminates the asynchronous terminal session R Refresh Updates the screen with the current information U PgUp Pages up to the previously displayed page of information D PgDn Pages down to the previously displayed page of information S Save Stores changes in nonvolatile memory March 1999 3162 A2 GB20 30 Operation 3162 A2 GB20 30 Table 3 6 Keyboard Keys Keyboard Key Usage Ctrl a Moves the cursor between the Screen area and the Screen Function Keys area Esc Returns
83. bleshooting device health diagnostic table performance power up self test 3162 A2 GB20 30 March 1999 IN 5
84. ces that are not supported by other MIBs Enterprise MIB Defines objects unique to devices like the Model 3162 MIB II RFC 1213 The objects defined by MIB II are organized into 10 different groups The DSU CSU implements only those groups where the semantics of the group are applicable to the implementation of a DSU CSU The MIB II object groups supported or not supported by the 3100 Series devices are as follows 3162 A2 GB20 30 System Supported Group Interface Supported for the network interface the DTE Drop Insert Group DSX 1 interface the synchronous data ports the COM port and the AUX port Interface statistics counters apply to any port COM or AUX whichever is defined as the SNMP management link March 1999 E 1 SNMP MIB Objects Address Not supported since this group is not supported in MIB II Translation Group IP Group Supported ICMP Group Supported TCP Group Supported UDP Group Supported EGP Group Not supported since the EGP protocol is not supported by the DSU CSU Transmissio Supported on the T1 interfaces using the DS1 E1 MIB n Group Supported on the synchronous data ports using the RS 232 like MIB Supported on the COM and AUX ports using the RS 232 like MIB SNMP Group Supported System Group MIB II E 2 The System Group objects are fully supported by the DSU CSU The following sections provide clarification for objects contained in the System Group where it is not oth
85. chronous data port Start stop the Monitor QRSS 511 test pattern on a synchronous data port Start stop the DCLB DTLB loopback test on a synchronous data port The following object identifiers are used to control the tests on the interface E 22 noTest Stops the test in progress on the interface testFullDuplexLoopBack Initiates a DCLB on the interface Only supported for the data ports testLoopDTLB Initiates a DTLB on the interface Only supported for the data ports testMonQRSS Initiates a Monitor QRSS test on the interface Supported for the data ports and the network interface testMon511 Initiates a Monitor 511 test on the interface Only supported for the data ports testSendQRSS Initiates a Send QRSS test on the interface Only supported for the data ports testSend511 Initiates a send 511 test on the interface Only supported for the data ports testSendV54Up Sends a V54 up code to the remote unit Only supported for the data ports testSendV54Down Sends a V54 down code to the remote unit Only supported for the data ports testSendFT1Up ends a FT1 up code to the remote unit Only supported for the data ports testSendFT1Down Sends a FT1 down code to the remote unit Only supported for the data ports March 1999 3162 A2 GB20 30 SNMP MIB Objects Where these object identifiers are defined as follows testLoopDTLB OBJECT IDENTIFIER wellKnownTests 2 testMon
86. cific service such as database management from a server Clear Performance Registers branch of the CSU menu tree Configuration branch of the CSU menu tree A technique used to accommodate the ones density requirements of E1 lines An identification used by an SNMP manager to grant an SNMP server access rights to a MIB A proprietary product family name and a registered trademark of Paradyne The arrangement of a system or network as defined by the characteristics of its functional units Device software that sets specific operating parameters for the device Sometimes referred to as straps Central Processing Unit failure A Self Test Health message indicating a failure in the device s central processing unit Cyclic Redundancy Check A mathematical method of confirming the integrity of received digital data CRC using six check bits Canadian Standards Association March 1999 3162 A2 GB20 30 CSU Ctrl branch CTS Cust1 Cust2 D4 daisy chaining database DB15 connector data carrier DCE default DevFail DevHS branch device digital signal diskette DL branch DLB download drop insert DSO DS1 DS1 E1 MIB 3162 A2 GB20 30 Glossary Channel Service Unit A device that connects service user equipment such as a DSU to the local digital telephone loop protects the line from damage and regenerates the signal Control branch of the CSU menu tree Clear To Send A signal indicatin
87. configure the port that provides the link to the SNMP or Telnet system Set the Internet Protocol IP address and subnet mask needed to access the DSU CSU see Appendix F P Network Addressing Scenario Select the link layer protocol PPP or SLIP for the port that provides the link to the SNMP or Telnet system For SNMP links specify the two community names and their access levels that are allowed to access the device s Management Information Base MIB see Appendix C Configuration Options For SNMP links configure the device to send traps to the SNMP manager if desired see Appendix C Configuration Options and SNMP Traps in Chapter 4 Maintenance Specify the Telnet password or SNMP validation options if desired see Appendix C Configuration Options Configuration Examples 3 16 NOTE The following procedures are examples only This chapter uses examples to help you become familiar with the use of the asynchronous terminal for DSU CSU control March 1999 3162 A2 GB20 30 Operation Selecting the Port The SNMP manager Telnet device or network device e g a router can be directly connected to the COM port An external LAN Adapter can be connected to either the COM port or the auxiliary AUX port to provide Ethernet or Token Ring connectivity Also the DSU CSU can be daisy chained together by connecting the COM port of one device to the AUX port of the other providing SNMP or Telnet connectivity
88. criee ete eneveieeitinepreiareicai rs 3 16 Selecting the POM s ccaacciaiatecdetanioiasibiesioivebedeases 3 17 Setting the IP Address s icciccanae btopsatere cdabsade ra biaaeaos 3 18 Selecting the Link Layer Protocol 020eeee ee eaee 3 19 Configuring DSO Channels sciciisinnaencachsie na ee candsdcaw seconds 3 20 Displaying DSO Channel Assignments 00000 eee 3 24 Allocating DSO Channels from the DTE Drop Insert Interface to the Network Interface ccs c ead cece nutes antec deus meee emo 3 26 Configuring DSO Channels for Robbed Bit Signaling 3 27 Allocating Data Ports Using the Block or ACAMI Assignment WVU OG cl eae atts hil tite aire oak anal pied any aun te N EAE 3 28 Allocating Data Ports Using the Individual Channel Assignment NAC TG E E E nina acd dw Wea doar ed ane Phone EE A Weeds Be eee 3 29 Clearing DSO Channel Allocation 00 cece eee eee 3 29 Establishing Access Security on a Port 0002 cece eee eee ee 3 30 Dolling a PAsSeWOGsidiciodsacedreare claws ieiessebdaiaas doaed doe 3 31 Entering a Password to Gain Access 0 0 00 c cece eee eee 3 32 Selecting the Timing Source 0 00 cece eee eee eee eee 3 33 Providing Backup Gapabllity 0ccricccceseermeetessernereieapenes 3 34 Download OPGraliONS s cccinicsiteeereiedt Grebe ieiadeddewbedawesd 3 34 March 1999 3162 A2 GB20 30 Contents 4 Monitoring and Testing E OVGIVIEW c iadncdaknd datddd tae ethede aaa a aa 4
89. ctionality for the Monitor test jack B gt Procedure To select either Equipment or Network for the Monitor test jack 1 From the Main Menu screen select Control 2 From the Control screen select Select Monitor Jack 3 Select either EQPT Equipment or NET Network depending on the type of Monitor test jack that you want to implement NET MON EQPT Aaa i 496 14808 Figure 4 1 Test Jacks EQPT NET MON In Out In Mon Jack EQPT Mon Jack NET Selectable TERMINAL INTERNAL LINE EARE NT RECEIVER ciRcUITRY RECEIVER NETWORK Selectable Mon Jack EQPT A Mon Jack NET EQPT NET MON Out In Out 496 14875 Figure 4 2 Test Jack Block Diagram 3162 A2 GB20 30 March 1999 4 13 Monitoring and Testing Table 4 7 Test Jack Functions Test Jack Name Function NET In Network In A break in test jack that allows a signal to be inserted toward the network by external test equipment Equipment In NET Out A break in test jack that interrupts the signal coming from the Network Out network and allows it to be terminated by the external test equipment EQPT In A break in test jack that allows a signal to be inserted toward the terminal equipment DTE by external test equipment EQPT Out A break in test jack that interrupts the signal coming from the Equipment Out terminal equipment DTE and allows it to be terminated by the external test equipm
90. d Bit Signaling information to the network interface Line 1 displays the 24 channels for the DTE Drop Insert DSX 1 interface Line 2 displays whether the DSO channel indicated in Line 1 is a voice or data channel Possible values for Line 2 are Value Meaning RBS This DSO channel is a voice channel carrying RBS information When this DSO channel is assigned to a network DSO channel RBS information is preserved across the connection None This DSO channel is a data channel that does not contain RBS information Signaling is not preserved across the connection March 1999 C 5 Configuration Options Sync Data Port Configuration Options Table C 3 Sync Data Port Configuration Options 1 of 5 Port Type E530 Factory 1 V 35 Factory 2 E530 V 35 RS449 X 21 Allows selection of the data port interface type E530 Configures the port as an EIA 530A compatible interface EIA 530A DTEs can be directly connected to a port connector on the back of the DSU CSU V 35 Configures the port as a V 35 compatible interface V 35 DTEs can be connected to a port connector using an EIA 530A to V 35 adapter cable RS449 Configures the port as an RS449 compatible interface RS449 DTEs can be connected to a port connector using an EIA 530A to RS449 adapter cable X 21 Configures the port as an X 21 compatible interface X 21 DTEs can be connected to a port connector using an EIA 530A to X 21 adapter cable NOTE _ If t
91. d Status message front panel LED indication 8 2 3 3 Performance Report ee rovbleshootra 2 EIA 530 A interface Embedded Data Link EDL configuration option C 7 used with SNMP system 1 2 P 3 2 4 F 1 enterprise specific trap environmental specifications equalization line error messages See messages alarm ES Errored Seconds report external modem interface F Facility Data Link FDL configuration option C 3 used with SNMP system Factory 1 configuration area Factory 2 configuration area failure analysis See troubleshooting failure message troubleshooting features 1 1 1 4 fractional T1 ae framing configuration option front panel operation 3 1 physical description I indicators See LEDs front panel IP Internet Protocol addressing configuration option C 26 C 27 C 28 example of use procedure for configuring 3 18 March 1999 3162 A2 GB20 30 L lamp test LAN Adapter 1 4 P 3 2 4 13 17 IF 1_ LEDs front panel during power up self test functional description lamp test physical description line coding line equalization line loopback LLB link layer protocol 3 16 3 19 link trap 4 9 LOF Loss Of Frame condition ae el LOFC Loss Of Frame Count report 4 loopback front panel LED indication local oe 27 data channel loopback DCLB repeater loopback RLB remote 4 15 LOS L
92. date the screen main status leds Customer ID Node A Model 3162 Slot xx DISPLAY LEDs GENERAL DTE PORT 1 PORT 2 OK Sig DTR DTR Fail OOF TXD TXD Test Alm RXD RXD CTS CTS RTS RTS Ctrl a to access these functions ESC for previous menu MainMenu Exit Refresh Figure 3 5 Example of Display LEDs Screen 3162 A2 GB20 30 March 1999 3 11 Operation Changing Configuration Options 3 12 The DSU CSU is an intelligent device that displays only valid options for the current configuration Therefore you are only presented with menu choices that are consistent with the current configuration and operational state of the DSU CSU invalid combinations of configuration options do not appear For example if the DTE Drop Insert DSX 1 interface selection is disabled many of the menu choices do not appear The DSU CSU offers configuration options located in the following memory areas m Current This is the configuration option set currently active for the DSU CSU is stored here Before a configuration option set becomes active for the DSU CSU you must save the set to the Current area When the DSU CSU is shipped from the factory the Current configuration option set is identical to the Default Factory set This area can be written to and controls the current operation of the device Customer 1 This is the first of two sets of customer defined configuration options This area can be written to Customer 2 This is the second o
93. dium or the range of electrical frequencies a device is capable of handling Bursty Error Seconds A second in which more than one but less than 320 CRC6 error events have occurred A signal in which successive ones marks pulses are of alternating positive and negative polarity and in which a zero space no pulse is of zero amplitude Binary digit The smallest unit of information representing a choice between a one or a zero sometimes called mark or space Bits per second Indicates the speed at which bits are transmitted across a data connection Bipolar Violation In a bipolar signal a one mark pulse which has the same polarity as its predecessor A sequence of successive bits usually eight handled as a unit in data transmission Consultative Committee on International Telegraphy and Telephony An advisory committee established by the United Nations to recommend communications standards and policies It was renamed ITU in March 1993 Carrier Detect The received line signal detector V 24 circuit 109 A bidirectional DSO voice or data path for electrical transmission between two or more points Also called a circuit line link path or facility Challenge Handshake Authentication Protocol A security technique that allows a user password to be encrypted for transmission A letter figure number punctuation or other symbol Customer Identification branch or the CSU menu tree A device that receives a spe
94. dsx1LossOfFrame 32 An Out Of Frame condition has persisted for more that 2 5 seconds i e Red Alarm m dsx1LossOfSignal 64 A Loss of Signal condition has persisted for more that 2 5 seconds i e Red Alarm m dsx1LoopbackState 128 The near end of the T1 interface is in a loopback state m dsx1Other Failure 4096 An Excessive Error Rate EER has been detected on the network interface Near End Group dsx1SignalMode Object dsx1ConfigEntry 11 This object specifies whether Robbed Bit Signaling RBS is being used This object differs from the MIB definition in that it is read only not read write for DSU CSUs Only the following values are supported by the DSU CSU m none 1 No signaling is being used on this interface m robbedBit 2 Robbed Bit Signaling is being used on at least one DSO on this T1 interface Near End Group dsx1TransmitClockSource Object dsx1ConfigEntry 12 This object specifies the timing source for the transmit clock for this T1 interface This object differs from the MIB definition in that it is read only not read write for DSU CSUs Only the following values are supported by the DSU CSU loopTiming 1 The recovered receive clock is being used as the transmit clock m localTiming 2 The DSU CSU s internal clock is used being as the transmit clock m ThroughTiming 3 The recovered receive clock from another interface e g T1 Port
95. e default route to the NMS is configurable for all devices only devices that have a direct external connection to an NMS via the COM or AUX ports need a default route set In the following examples the default port COM or AUX is set in the device connected to the LAN Adapter ETHERNET 135 18 40 1 LAN ADAPTER SUBNET 135 18 1 0 135 18 1 2 135 18 1 3 lt SUBNET 135 18 40 0 AUX COM IP ADDRESS 135 18 40 2 135 18 1 4 135 18 1 5 35 18 1 1 135 18 1 7 135 18 1 6 496 14645 03 Figure F 1 Daisy Chained Standalone at the Central Site F 2 March 1999 3162 A2 GB20 30 Equipment List 3162 A2 GB20 30 Equipment Feature Number Model 3162 DSU CSU 3162 A1 210 T1 Line Interface Cable RJ48C to RJ48C 3100 F1 500 T1 Line Interface Cable RJ48C to DA15P Canada 3100 F 1 510 COM Port to PC Cable 8 pin modular to DB9S 3100 F 1 550 COM Port to Terminal Printer Cable 8 pin modular to DB25P 3100 F1 540 115 Vac Power Module EIA 530 A to RS449 422 Adapter 3100 F 1 580 EIA 530 A to V 35 Adapter 3100 F 1 570 EIA 530 A to X 21 Adapter 3100 F1 571 Wall Mount Rack Mount Adapter 3100 F 1 400 March 1999 G 1 Equipment List March 1999 3162 A2 GB20 30 Glossary lin8 Test 3000 Series Carrier ACCULINK ACO Activ adapter address agent SNMP AIS AMI ANSI application ASCII ASCII terminal printer asynchronous data authenticationFa
96. e linkUp and linkDown trap messages These traps are supported on the T1 interfaces network and DTE Drop Insert and the synchronous data ports Network Sends trap messages for linkUp and linkDown events occurring on the network interface DTE Sends trap messages for linkUp and linkDown events occurring on the DTE Drop Insert DSX 1 interface This selection does not appear if the DTE Drop Insert DSX 1 interface is disabled Tis Sends trap messages for linkUp and linkDown events occurring on the network or DTE Drop Insert DSX 1 interface Ports Sends trap messages for linkUp and linkDown events occurring on the synchronous data ports All Sends trap messages for linkUp and linkDown events occurring on the network interface DTE Drop Insert DSX 1 interface or the synchronous data ports NOTE This configuration option is not available if the Link Traps configuration option is not configured to generate trap messages for linkUp or linkDown events March 1999 C 33 Configuration Options Configuration Worksheets C 34 This section contains one set of blank worksheets to be used when configuring your DSU CSU using the async terminal interface In the tables default settings for Factory 1 are indicated by bold type It is recommended that you copy these blank worksheets before using them Network Interface Options Value Default in Bold Line Framing Format D4 ESF Line Coding Fo
97. e negotiated if the network device e g router or SNMP manager supports such negotiation The IP address is composed of four fields with three digits per field XXX XXX XXX XXX The IP address is set for the COM port or the AUX port with LAN Adapter or daisy chain depending on which one has been chosen as the SNMP or Telnet communications link The example below assumes that an IP address of 010 155 111 222 is being set for the COM port You can use the same principles to assign any value between 000 and 255 for each digit field to other ports gt Procedure To assign an IP address to the COM port 1 2 3 From the Main Menu screen select Configuration From the Load Configuration From screen select Current From the Configuration Edit Display screen select Management and Communication From the Management and Communication screen select Communication Protocol In the Communication Port s IP Address field enter the IP address for the COM port Enter the subnet mask under this When you are through making configuration option changes select Save to store these changes in nonvolatile memory If you want to return to the User Interface screen press your Esc key and then save your changes from that screen March 1999 3162 A2 GB20 30 Operation Selecting the Link Layer Protocol Two link layer protocols Point to Point Protocol PPP and Serial Line Internet Protocol SLIP are supported for conn
98. e object to invalid for the entry to be deleted An existing route may be modified by changing fields in the desired entry indexed by ipRouteDest of the routing table A new route may be added by specifying values for a table entry for which the index ipRouteDest does not already exist To add a route using an SNMP set you must specify a group of minimal objects These variable bindings must be contained in a single Protocol Data Unit PDU The objects are described in more detail in the following sections The minimal set consists of ipRouteDest m ipRoutelflndex March 1999 3162 A2 GB20 30 3162 A2 GB20 30 SNMP MIB Objects The following objects are defaulted if not specified in the set PDU used to adda route ipRouteMetric1 Defaulted to 1 hop m ipRouteMetric2 Defaulted to 1 for standalone devices m ipRouteType Defaulted to indirect ipRouteMask Defaulted as specified in the MIB description The following objects are unused in the DSU CSU and setting them will have no effect on the operation of the IP implementation ipRouteMetric3 ipRouteMetric4 ipRouteMetric5 Defaulted to 1 as specified in the MIB ipRouteNextHop Defaulted to 0 0 0 0 The following read only objects must not be specified in the set PDU used to add a route m ipRouteProto Set to netmgmt 3 by software m ipRouteAge Defaulted to 999 m ipRoutelnfo Set to OBJECT IDENTIFIER 0 0 s
99. eady Output Signal Table rs2320utSigState rs2320OutSigEntry 3 This object contains the current signal state Only the following values are supported by the DSU CSU m on 2 The signal is asserted off 3 The signal is not asserted Output Signal Table rs232OutSigChanges rs232OutSigEntry 4 This object is not supported by the DSU CSU Generic Interface MIB Extensions RFC 1229 This generic interface MIB is an experimental MIB that provides extensions to the generic interface group defined in MIB II This MIB describes three tables m Generic Interface Extension Table m Generic Interface Test Table m Generic Receive Address Table Only the generic interface test table is supported by the DSU CSU This table is supported for the network interface only 3162 A2 GB20 30 March 1999 E 21 SNMP MIB Objects Generic Interface Test Table Generic Interface MIB The test table provides access to additional tests loopbacks and pattern tests that are not in the interface group of MIB II Generic Interface Test Table ifExtnsTestType Object ifExtnsTestEntry 4 This object is a control variable used to start and stop operator initiated tests on the interface It provides the capability to Start stop the Monitor QRSS test pattern on the network interface Start stop the Send QRSS 511 test pattern on a synchronous data port Start sending a V 54 FT1 UP DOWN code to the remote unit for a syn
100. ect System and Test Status Table 4 10 Test Status Messages Message Description No Test Active No tests are currently active LLB Test Active The network interface is in Line loopback PLB Test Active The network interface is in Payload loopback DLB Test Active The DTE Drop Insert DSX 1 port is in DTE loopback RLB Test Active The DTE Drop Insert DSX 1 port is in Repeater loopback DCLB Test Active Port n Port nis in a Data Channel loopback DTLB Test Active Port n Port nis in a Data Terminal loopback QRSS Test Active Network A QRSS test pattern is being sent on the network interface 1 8 Test Active Network A 1 in 8 test pattern is being sent on the network interface Mon QRSS Test Active Network A QRSS test pattern is being monitored on the network interface QRSS Test Active Port n A QRSS test pattern is being sent to the network on the channels allocated to port n 511 Test Active Port n A 511 test pattern is being sent to the network on the channels allocated to port n Mon QRSS Test Active Port n A QRSS test pattern is being monitored on the channels allocated to port n Mon 511 Test Active Port n A 511 test pattern is being monitored on the channels allocated to port n DLB Test External Contact The DTE Drop Insert DSX 1 port is being held in DTE loopback by the external contact Lamp Test Active
101. ection to an external SNMP manager Telnet device or network device e g a router PPP can be used for synchronous or asynchronous operation SLIP can be used for asynchronous operation only The DSU CSU implementation of PPP supports the following Full negotiation of PPP s Link Control Protocol LCP Active negotiation of LCP when the connection is established Maximum Request Unit MRU sizes up to 1500 bytes but the DSU CSU will attempt to negotiate down to 500 bytes The DSU CSU provides a unique LCP magic number derived from the unit serial number and the elapsed time Full negotiation of escape characters The DSU CSU implementation of PPP does not support Link Quality Reports LQR compression encryption Password Authentication Protocol PAP or Challenge Handshake Authentication Protocol CHAP The DSU CSU implementation of SLIP supports a fixed MRU size of 1006 bytes Before selecting the protocol you must first select the port to be used as the communications link Refer to Selecting the Port on page 3 17 This example assumes that the COM port is being used as the communications link B gt Procedure To select the link layer protocol 1 Select the Communication Protocol Options screen using the procedure described in the previous section Setting the IP Address 2 In the Communication Port s Com Link Protocol field enter PPP or SLIP 3 When you are through making configuration option change
102. ed EDLn The default network destination is the EDLn port where nis 1 or 2 This selection only appears if the synchronous data port s EDL management link is enabled NOTE If the chosen default network link is disabled or down data is discarded Choose another default network Communication Port IP Address Text Field Text Field Clear Specifies the IP address for the communication port if the Port Use configuration option is set to Mgmt or Daisy Text Field Allows you to edit or display the IP address for the communication port Clear Allows you to clear the IP address for the communication port The IP address is set to 000 000 000 000 Communication Port Subnet Mask Text Field Text Field Clear Specifies the subnet mask for the communication port if the Port Use configuration option is set to Mgmt or Daisy Text Field Allows you to edit or display the subnet mask for the communication port Clear Allows you to clear the subnet mask for the communication port The subnet mask is set to 000 000 000 000 If the subnet mask is 000 000 000 000 the IP protocol creates a default subnet mask based on the class of the IP address Class A 255 000 000 000 Class B 255 255 000 000 or Class C 255 255 255 000 Com Link Protocol PPP PPP SLIP Specifies the link layer protocol for the communication port if the Port Use configuration option is set to Mgmt or Daisy PPP Specifies PPP as the link
103. ed to a synchronous data port You cannot modify this value on this screen DTEnn This DSO channel is allocated to the DTE Drop Insert DSX 1 interface DSO channel nn where nn is a number from 01 to 24 You can modify this value on this screen 3162 A2 GB20 30 March 1999 C 11 Configuration Options Sync Data Port Assignment Options Table C 5 Sync Data Port Assignment Options 1 of 3 Sync Data Port Assignments Assign To Network Network DTE Port Allows you to assign a synchronous data port to DSO channels on either the network interface the DTE Drop Insert DSX 1 interface or another port Network Assigns this port to DSO channels on the network interface DTE Assigns this port to DSO channels on the DTE Drop Insert DSX 1 interface If the DTE Drop Insert DSX 1 interface is disabled this selection does not appear Port Assigns this port to another port Use this feature to designate a port as a backup port You can attach an external backup device to a backup port and manually assign the selected port to the backup port i e route data from the selected port to the backup port When a port is assigned to another port DSR is turned on EDL does not operate when a synchronous data port is assigned to another synchronous data port Therefore if EDL is enabled it is ignored NOTE Changing this configuration option from one T1 interface to the other Network or DTE deallocates all DSO chan
104. ent MON In A monitor jack that is controlled by the Selectable Test Jack branch Monitor In of the menu tree If it is set to Equipment the default this jack monitors the signal going into the terminal equipment DTE If it is set to Network this jack monitors the signal going into the network MON Out A monitor jack that is controlled by the Selectable Test Jack branch Monitor Out of the menu tree If it is set to Equipment the default this jack monitors the signal coming from the terminal equipment DTE If it is set to Network this jack monitors the signal coming from the network Test Commands 4 14 The test commands enable you to run loopbacks and test patterns on the DSU CSU and to test the front panel LEDs These tests can help you isolate areas of trouble if you are having problems with your DSU CSU Use the Test branch of the asynchronous terminal menu tree see Appendix A to access all test commands March 1999 3162 A2 GB20 30 Monitoring and Testing Remote Loopback Tests The Remote Loopback tests enable you to troubleshoot your circuit by sending the following to a far end device For Networks m Line loopback up activation sequence for 10 seconds Line Loopback Up m Line loopback down activation sequence for 10 seconds Line Loopback Down For Channels m V 54 activation sequence to initiate a V 54 Loop 2 V 54 Loopback Up m V 54 deactivation sequence to terminate a V 54 Loop 2 V 54
105. ent for the ac power module AUX PORT Supports SNMP LAN Adapter or daisy chain connections COM PORT Provides access to a locally connected PC ASCII terminal or printer SNMP management link or asynchronous terminal interface NETWORK Provides access to the T1 network DTE Provides access to the DTE Drop Insert DSX 1 interface CLOCK IN Used to attach an external clock to the DSU CSU PORTs 1 2 Used to connect the customer s synchronous data DTE to the DSU CSU March 1999 3162 A2 GB20 30 Installation Overview This chapter contains information for installing your DSU CSU It includes application examples cabling and power up information Application Examples The DSU CSU acts as an interface between the T1 digital network and the customer s equipment The DSU CSU is connected to the customer s equipment through one of the synchronous data ports PORTs 1 2 or the DTE Drop Insert DSX 1 interface It is connected to the T1 digital network through the network interface Some common applications for the DSU CSU are m Point to Point LAN interconnection Figure 2 1 m Shared access to network based services Figure 2 2 m Fractional T1 network applications Figure 2 3 LAN ROUTER LAN ROUTER 496 15218 DSU CSU DSU CSU Figure 2 1 Point to Point Application Example 3162 A2 GB20 30 March 1999 2 1 Installation 2 2 NETWORK SERVICES DSU CSU LAN ROUTER Fi
106. er ID screen appears Figure 3 4 3 Use the Customer ID field to set the customer identification The customer identification may be up to 8 characters long Select Clear to remove all the characters in the associated field 4 Select Save to store the information in nonvolatile memory In addition to the customer identification you may also enter a system name system location and system contact Although only 40 characters are displayed for these fields you may enter up to 255 characters The fields scroll as the additional characters are added main control customer id Customer Customer ID Node A Identification Slot xx Field CUSTOMER ID Customer ID System Name Model 3162 System Location System Contact Ctrl a to access these functions ESC for previous menu Save Figure 3 4 Customer Identification Screen 3 10 March 1999 MainMenu Exit 3162 A2 GB20 30 Operation Displaying LED Conditions The same conditions monitored by the front panel LEDs can also be monitored by the Display LEDs screen This screen is most useful when the DSU CSU is being accessed remotely B gt Procedure To display LED conditions 1 From the Main Menu screen select Status 2 From the Status screen select Display LEDs The Display LEDs screen appears Figure 3 5 The screen shows a snapshot of the LEDs every 5 seconds LEDs that are illuminated are displayed by inverse video Select Refresh to up
107. er the external communication port device connection is disconnected after sending a trap message This configuration option applies only to external communication port device connections initiated as a result of the trap message being sent Enable Specifies that the external communication port device call is disconnected after a trap message is sent Disable Specifies that the external communication port device call is not disconnected after a trap message is sent The line is held until it is manually disconnected or disconnected by the device NOTE This configuration option is only available if SNMP traps are enabled and the external communication port device is enabled and configured as an SNMP management link C 24 March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Configuration Options Table C 11 Alarm and Trap Configuration Options 2 of 2 Call Retry Disable Enable Disable Determines whether a call that cannot complete busy no answer etc is retried This affects calls that are initiated in attempting to send an alarm or trap message to the external communication port device If call retry is specified the DSU CSU attempts to complete the call after a configurable delay Enable Enables call retry If enabled the call is retried once per alarm or trap message A delay as specified by the dial out delay time is imposed between call attempts If an alternate dial out directory is specified both the ala
108. erface is disabled If the DTE Drop Insert DSX 1 interface is disabled the DSU CSU always generates the Yellow Alarm signal on the network interface Enable Generates the Yellow Alarm signal for both the network and DTE Drop Insert DSX 1 interfaces Disable Disables the Yellow Alarm signal When this configuration option is disabled Yellow Alarm conditions on the network interface cause an AIS signal to be transmitted on the DTE Drop Insert DSX 1 interface NOTE When this configuration option is disabled the DTE equipment connected to the DTE Drop Insert DSX 1 interface is responsible for generation of the Yellow Alarm signal on the network interface In this case the interface port marked DTE must only be connected to an FCC Part 68 Registered for USA and Canadian DOC Certified for Canada Digital Service Unit or System such as PBX with a DTE Drop Insert DSX 1 interface Failure to do so is a violation of FCC Rules or DOC Regulations Self Test Enable Enable Disable Specifies whether the DSU CSU performs a device self test at power up and after a device reset Enable Enables a self test Disable Disables the self test Test Timeout Enable Enable Disable Specifies whether user initiated loopback and pattern tests have durations that are specified by the Test Duration configuration option Enable Loopback and pattern tests initiated on the DSU CSU have specified durations Disable
109. ern QRSS or 511 test has synchronized on the pattern and has detected bit errors notInSync A monitor pattern QRSS or 511 test has not synchronized on the requested pattern March 1999 E 23 SNMP MIB Objects Where these object identifiers are defined as follows Enterprise MIB E 24 wellKnownCodes OBJECT IDENTIFIER ifExtensions 5 none OBJECT IDENTIFIER wellKnownCodes 1 inSyncNoBitErrors OBJECT IDENTIFIER wellKnownCodes 2 inSyncWithBitErrors OBJECT IDENTIFIER wellKnownCodes 3 notInSync OBJECT IDENTIFIER wellKnownCodes 4 The variable devConfigAreaCopy under the devConfigAreaCopy group in the common area of the Enterprise MIB will be fully supported This variable allows the entire contents of one configuration area to be copied into another configuration area March 1999 3162 A2 GB20 30 IP Network Addressing Scenario Overview This appendix describes a means of configuring 31xx Series devices in an Internet Protocol IP network to provide SNMP or Telnet connectivity Since there are many possible network addressing schemes this appendix describes an addressing scheme for a typical customer network management system NMS scenario This appendix is not intended to be an IP addressing or routing tutorial and a basic understanding of IP and 31xx Series devices is assumed IP Network Addressing The IP network addressing scenario Figure F 1 consists of a series of 31x
110. erwise clear how the object definition in MIB II is related to the DSU CSU Objects not mentioned are supported as stated in the MIB System Group sysDescr Object system 1 This object provides the full name and version identification for the system hardware and software This object displays the following string Company Name T1 DSU CSU model xxxx xx xxx S W Release yy yy yy H W CCA zzzz zzz Serial number ssssssss Where xxxx xx xxx represents the full model number of the unit yy yy yy represents the software revision number of the unit ZZzZz zzz represents the hardware revision number of the unit ssssssss represents the serial number of the unit System Group sysObjectID Object system 2 This object provides the authoritative identification of the network management subsystem contained in the unit This object displays the following object identifier 3162 Company OID 1 14 2 2 7 System group sysContact Object system 4 This object provides a textual identification of the contact person for this managed node March 1999 3162 A2 GB20 30 SNMP MIB Objects System Group sysName Object system 5 This object provides an administratively assigned name for this managed node System Group sysLocation Object system 6 This object provides the physical location of this node System Group sysServices Object system 7 This object provides a value wh
111. eturn 12 Relay Contact Sense 14 Shield Ground 2 4 TWISTED PAIR RECEIVE TIP RECEIVE RING SHIELD GROUND TRANSMIT TIP TRANSMIT RING SHIELD GROUND EXTERNAL RETURN RELAY CONTACT SENSE 493 1 4152 01 Figure D 3 DTE Drop Insert DSX 1 Cable 3162 A2 GB20 30 March 1999 D 3 Pin Assignments AUX Port Interface D 4 The Auxiliary AUX port connects to the LAN Adapter for SNMP or Telnet applications or to another DSU CSU s COM port for daisy chain connectivity The SNMP LAN Adapter includes the cable that is needed to attach it to the DSU CSU The AUX port connector is an 8 pin modular connector Table D 3 NOTE For daisy chaining an AUX port to a COM port a customer supplied 8 pin to 8 pin straight through cable is required and the appropriate configuration options Com Use and Aux Use must be set to Daisy Whenever the cable is connected or disconnected you should change the Daisy selection to ensure that the correct parameters have been negotiated for the link layer Table D 3 AUX Port Connector Signal Direction Pin Number DTE Transmit Clock From DSU CSU 1 DTE Receive Data To DSU CSU 2 Signal Ground 3 DTE Transmit Data From DSU CSU 4 DTE Receive Clock From DSU CSU 8 March 1999 3162 A2 GB20 30 Pin Assignments COM Port Interface 3162 A2 GB20 30 The COM port connects to a PC for front panel emulation to an ASCII terminal or prin
112. f two sets of customer defined configuration options This area can be written to Default Factory 1 This is a set of configuration options preset at the factory This set is determined by what is considered to be the most common configuration used in the DSU CSU market Default Factory 1 options are read only Default Factory 2 This is a set of configuration options preset at the factory This set is determined by what is considered to be the second most common configuration used in the DSU CSU market Default Factory 2 options are read only The configuration options are divided into functional groups Appendix C contains a list of the configuration options and defaults The DSU CSU arrives with two preset factory default configuration settings These settings are based on the following Default Factory 1 ESF framing format with B8ZS line coding format for both the network and the DTE Drop Insert DSX 1 interfaces Data ports are unassigned Default Factory 2 D4 framing format with AMI line coding format for both the network and the DTE Drop Insert DSX 1 interfaces Data ports are unassigned If neither of the factory default settings support your network s configuration you can customize the configuration options to better suit your application Use the Configuration branch of the menu tree to display or change DSU CSU configuration options see Appendix C Configuration Options March 1999 3162 A2 GB20 30
113. facilitating troubleshooting The network circuit identifier is an ASCII text string that may be up to 255 characters in length Text Field Allows you to edit or display the network circuit identifier Clear Allows you to clear the network circuit identifier The network circuit identifier is set to a null string DTE Interface Configuration Options Table C 2 DTE Interface Configuration Options 1 of 2 Interface Status Enable Enable Disable Enables the use of the DTE Drop Insert DSX 1 port Enable Allows the use of the DTE Drop Insert DSX 1 interface Disable Prohibits the use of the DTE Drop Insert DSX 1 interface NOTE When this configuration option is disabled you cannot display or configure any other DTE Interface configuration options If the clock source configuration option is set to DTE it is changed to NET Line Framing Format ESF Factory 1 D4 Factory 2 D4 ESF Designates the framing format for the DTE Drop Insert DSX 1 interface D4 Configures for the D4 framing format ESF Configures for the Extended Superframe framing format Line Coding Format B8ZS Factory 1 AMI Factory 2 AMI B8ZS Designates the line coding format to be used on the DTE Drop Insert DSX 1 interface AMI Uses the Alternate Mark Inversion coding format B8ZS Uses the Bipolar 8 Zero Suppression coding format Line Equalization O0 133 0 133 133 266 266 399 399
114. fies 24 frames as an extended superframe to be used for frame synchronization and to locate signaling bits Factory 1 configuration area The first of two configuration option sets that are preset at the factory read only options Factory 2 configuration area The first of two configuration option sets that are preset at the factory read only options An uncorrected hardware error An accidental condition that causes a functional unit to fail to perform its required function Federal Communications Commission The Board of Commissioners that regulates all electrical communications that originate in the United States Facility Data Link The selected framing bits in the ESF format used in a wide area link that are used for control monitoring and testing Individual DSO channels that may be sold separately or in groups to provide bandwidth that is some fraction of the total T1 capability March 1999 3162 A2 GB20 30 frame frame relay framing Generic Interface Extension MIB Get SNMP ground HDLC host Hz ICMP ID branch interface Internet internetwork IP address ISO ITU kbps LAN LBO LCD LCP LED link link layer protocol link trap 3162 A2 GB20 30 Glossary One identifiable group of bits that includes a sequence of bits for control framing etc A high speed connection oriented packet switching WAN protocol using variable length frames A technique that separates bits into
115. figuration Options 000c eee ee eee C 23 Alarm and Trap Configuration Options 00 cece eee C 24 Management and Communication Configuration Options C 26 Communication Protocol Configuration Options C 26 General SNMP Management Configuration Options C 29 SNMP NMS Security Configuration Options C 30 SNMP Traps Configuration Options 0000 eee ee eee C 31 Configuration Worksheets ac iccas tack aioicoiendabeadase idka edas C 34 OVGIVIGW daaicesliicatate diate ota a eei D 1 Th Netwonciiertace 2iscuciicsdaseidteinaecdbcaiebicieetaannas D 1 DTE Diop INSeIMGEH ACE x53 toast ca cbende eka sit aaba bake eE D 3 AUX Por Interlace rere retre athere prere EE RERE EPI Ohi D 4 COM PomimGnace cacsc ceeds Masses a aa eea D 5 EIA 530 A Port Interface Connector 006 e cece eee ees D 7 EIA 530 A to RS449 Adapter 0 000 eee eee D 8 EIA 530 A to V 35 Adapter 000 c eee e eee ees D 10 EIA 530 A t0 X 21 Adapter iagiwtigihetniseedpewtels eeeeietetewers D 12 Seral Crossover Cable occ stcccciveediveaiwiastedasistaetedewdad D 13 External Glock Interface ecirar cicada ateatecesdaccamadaeeaas D 14 March 1999 3162 A2 GB20 30 Contents E SNMP MIB Objects E QVGMEW siccadcnaaddariadd na irin ikini daaa eh oecragrded E 1 T MIBMMBEG IZIS haras tri nrn a aE eae E 1 System Group MIB Il wwe cae pada skinas unna peal Shed n det E 2
116. follows a Y A Yellow Alarm signal has been received on the network interface L Loss Of Signal has occurred on the DTE Drop Insert DSX 1 interface E The Excessive Error Rate threshold has been exceeded a F A Frame Synchronization Bit Error has been detected a V A Bipolar Violation has been detected m f none of these events occurred during the interval none will be displayed N A Complete Only valid for far end port registers Bad line conditions or loopback tests may prevent far end port statistics from reaching the DSU CSU This field indicates whether the 15 minute interval contains 900 seconds of statistics If one or more seconds of far end statistics are missing this field will display no otherwise it will display yes This field is only displayed when Far is selected from the Prtn screen N A March 1999 4 7 Monitoring and Testing Alarms To display or print alarm messages you can attach the DSU CSU either locally or remotely to an ASCII terminal or printer Alarms can also be displayed on a PC that is using a terminal emulation package You can route these alarms to the COM port or dial them out using an external device Each alarm message contains a customer identification to indicate which remote DSU CSU is reporting an alarm For information about customer identification refer to Setting Customer Identification in Chapter 3 Operation
117. g that the device is ready for the DTE to transmit data Usually occurs in response to Request To Send RTS Customer 1 configuration area The first of two sets of customer defined configuration options Customer 2 configuration area The first of two sets of customer defined configuration options The transmission standard that specifies 12 frames as a superframe that is used for frame synchronization and to locate signaling bits Connecting the COM port of one device to the AUX port of another device to provide SNMP connectivity An organized compilation of computerized data A 15 position connector used on cables or devices A continuous frequency signal that can be modulated by another signal that contains information to be transmitted Data Communications Equipment The equipment that provides the functions required to establish maintain and end a connection It also provides the signal conversion required for communication between the DTE and the network A factory preset value that is assumed to be correct unless changed by the user Device Failure A message that indicates that an internal failure has been detected by the operating firmware An 8 digit code appears for use by service personnel Device Health and Status branch of the CSU menu tree A mechanical electrical or electronic unit with a special purpose A signal composed of only two discrete values representing the binary digits 0 and 1 A thin flexible ma
118. gnetic disk enclosed in a protective jacket Download branch of the CSU menu tree DTE Loopback Loopback mode that loops the information received on the DTE T1 network interface back to the network as close to the network interface as possible A process that transfers device firmware and software from a locally attached PC to a device or allows the duplication of firmware and software from a local device to a remote device An interconnection point for terminals multiplexers and transmission facilities Individual channels may be inserted into the aggregate stream or dropped out to accommodate specific applications Digital signal level 0 zero A 64 kbps digital telecommunications signal or channel Digital signal level 1 one A digital signal transmitted at the rate of 1 544 Mbps in North America Defines objects for managing E1 interfaces and supports the network and G 703 DTE interfaces on the E1 NTU March 1999 GL 3 Glossary DSR DSU DSX 1 DTE DTE interface DTMF DTR E1 EER Enterprise MIB enterprise specific trap EON error ES ESD ESF Fact1 Fact2 failure fault FCC FDL Fractional T1 GL 4 Data Set Ready A signal from the modem to the DTE that indicates the modem is turned ON and connected to the DTE Data Service Unit Data communications equipment that provides timing signal regeneration and an interface to data terminal equipment A subrate DSU CSU is normally referred to
119. gure 2 2 Shared Access Application Example 496 15219 LAN LAN ROUTER ROUTER FRACTIONAL NETWORK DSU CSU LAN ROUTER Figure 2 3 Fractional T1 Application Example LAN ROUTER DSU CSU 496 15220 March 1999 3162 A2 GB20 30 Installation SNMP or Telnet Connection Examples 3162 A2 GB20 30 The DSU CSU can be connected to an SNMP or Telnet system in a number of ways Some examples include Directly connecting the COM port to the SNMP or Telnet device Figure 2 4 Connecting the COM port to a network device e g a router Figure 2 5 m Connecting the COM port or the AUX port to an external LAN Adapter for Ethernet connectivity Figure 2 6 m Daisy chaining the COM port of one device to the AUX port of the other Figure 2 7 Remotely accessing the DSU CSU through the Facility Data Link FDL or the synchronous data port s Embedded Data Link EDL Figure 2 8 ETHERNET DSU CSU PPP SLIP 496 15221 Figure 2 4 Direct Connection ETHERNET DSU CSU LAN ROUTER PPP SLIP 496 15222 Figure 2 5 Connection through a Router March 1999 2 3 Installation ETHERNET DSU CSU LAN ROUTER LAN ADAPTER 496 15223 Figure 2 6 Connection through a LAN Adapter DSU CSU ETHERNET LAN ROUTER LAN ADAPTER Figure 2 7 LAN Adapter and Daisy Chaining PPP 496 15224 DSU CSU DSU CSU ETHERNET 496 15225 Figure 2 8 Remote Access
120. he maximum count is 65 535 This register is only reset as a result of a reset command from the network This register is valid for the current interval only Valid Interval N A Records the number of valid Total 15 minute intervals in the previous x hours where x is 24 hours for aggregate performance and 8 hours for port performance This register is not valid for the current interval ES The number of errored seconds The total number of errored for the current interval An seconds for the previous x errored second is any second hours where x is 24 hours for with one or more ESF error aggregate performance and events The maximum is 8 hours for port performance 900 seconds UAS The number of unavailable The total number of unavailable seconds for the current interval seconds for the previous An unavailable second is any X hours where x is 24 hours for one second interval when aggregate performance and service is unavailable 8 hours for port performance Detection occurs with 10 consecutive unavailable seconds The maximum is 900 seconds 3162 A2 GB20 30 March 1999 4 5 Monitoring and Testing 4 6 Table 4 3 Performance Registers 2 of 3 Register Interval Description Totals Description SES The number of severely errored The total number of severely seconds for the current interval errored seconds for the previous A severely errored second is X hours where x is 24 hours for any seco
121. he Test screen select Abort Tests NOTE To verify the abort procedure use the System and Test Status screen in the Status branch 3162 A2 GB20 30 March 1999 4 21 Monitoring and Testi Test Patterns ng Use test pattern commands to send monitor and abort test patterns Available test patterns are QRSS A quasi random signal source approximating live data that can be monitored for logic errors on the network and the data ports 1 in 8 A test pattern consisting of a one 1 followed by seven zeros on the network only 511 A pseudo random bit sequence PRBS that is 511 bits long on the data ports only This is a PRBS 29 1 test Use a monitor command to monitor a QRSS test pattern over all the channels on the network interface or to monitor QRSS or 511 test patterns on the channels allocated to an individual port A monitor command provides the number of errors detected in the test pattern 5 digits maximum 99999 Only one test pattern can be active at a time on one port Valid combinations are identified by YES in Table 4 9 Table 4 9 Valid Send Test Pattern Combinations QRSS 1 in 8 Network QRSS Port Network 511 Port QRSS N A NO NO NO Network QRSS Port NO YES on N A YES on separate ports separate ports 1 in 8 NO NO N A NO Network 511 Port NO N A N A YES on separate ports Sending Network QRSS or Network 1 in 8 Test Patterns 4 22 gt
122. his configuration option is set to X 21 set the Send All Ones configuration option to RTS or Disable Port Base Rate Nx64 Nx64 Nx56 Allows selection of the base rate for the data port The data rate for the port is a multiple from 1 to 24 of the base rate specified with this configuration option Nx64 Sets the base rate for this port to 64 kbps The data rate is Nx64 kbps where N is anumber from 1 to 24 Nx56 Sets the base rate for this port to 56 kbps The data rate is Nx56 kbps where N is anumber from 1 to 24 Transmit Clock Source Internal Internal External Specifies whether the transmitted data for the port is clocked using an internal clock provided by the DSU CSU synchronized to the clock source specified by the clock source configuration option or an external clock provided by the DTE connected to the port If an external clock is used it must be synchronized to the same clock source as the DSU CSU Internal Indicates the clock is provided internally by the DSU CSU on the TXC interchange circuit DB CCITT 114 External Indicates the clock is provided externally by the DTE on the XTXC interchange circuit DA CCITT 113 Use this selection if the clock source is set to this data port C 6 March 1999 3162 A2 GB20 30 Configuration Options Table C 3 Sync Data Port Configuration Options 2 of 5 Embedded Data Link Disable Enable Disable Specifies whether Embedded Data Link ED
123. ice 3 Contact your facility provider Message Yellow at DTE appears DTE has detected an LOS or LOF condition 1 Check the status of the DTE 2 Check that the DTE Drop Insert DSX 1 cable is securely attached at both ends Message 1 Upstream device is 1 Check the status of the AIS at Network transmitting an AIS upstream device s appears Pa 2 The network is 2 Contact your facility transmitting an AIS provider Message DTE is sending an AIS Check the DTE AIS at DTE appears Message EER at Network appears Facility problem Contact your facility provider BPV LED is ON 1 Incompatible line coding format between the DTE and the DSU CSU 2 DTE Drop Insert DSX 1 cable problem 1 Check that the line coding format for the DTE Drop Insert DSX 1 interface is correct 2 Check that the DTE cable is securely attached at both ends A failure message appears followed by an 8 digit code XXXXXXXX Internal DSU CSU problem Record the 8 digit code then contact your service representative March 1999 3162 A2 GB20 30 Monitoring and Testing Test Jacks Six test jacks Figure 4 1 are located on the front panel The DSU CSU test jack functions are shown in Figure 4 2 and described in Table 4 7 The Selectable Test Jack branch of the asynchronous terminal menu tree see Appendix A allows you to select either Equipment EQPT or Network NET fun
124. ich indicates the set of services that are potentially offered by the DSU CSU Only the following values are supported m physical 1 Layer 1 functionality for all interfaces datalink subnetwork 2 Layer 2 functionality SLIP PPP for the COM and AUX ports m internet 4 Layer 3 functionality IP for all management links m end to end 8 Layer 4 functionality UDP for all management links Therefore set this object to 15 the sum of 1 2 4 8 Interface Group MIB II The Interfaces Group consists of an object indicating the number of interfaces supported by the unit and an interface table containing an entry for each interface The DSU CSU provides an entry in the interface table for the network interface the DTE Drop Insert DSX 1 interface each of the synchronous data ports 1 or 2 the COM port and the AUX port The following sections provide clarification for objects contained in the Interface Group where it is not clear how the object definition in MIB II is related to the DSU CSU Interface Group ifNumber Object interfaces 1 This variable contains the maximum number of MIB II supported interfaces possible across the 31xx Series product line 9 This is different from the MIB description which is defined as the number of interfaces on the particular device This change allows the use of the same iflndexes across all 31xx Series models 3162 A2 GB20 30 March 1999 E 3 SNMP MIB Objects
125. identifiable groups An extension to MIB II that defines additional objects for control of generic interfaces in MIB II A command providing read only access to SNMP MIB objects A physical connection to earth or other reference point High Level Data Link Control A communications protocol defined by the International Standards Organization ISO A computer attached to a network that shares its information and devices with the rest of the network Hertz A unit of frequency that equals one cycle per second Internet Control Management Protocol Internet protocol that allows for the generation of error messages tests packets and information messages related to IP Identity branch of the CSU menu tree A shared boundary between functional units The worldwide internetwork which predominantly uses the TCP IP protocol An interconnected collection of networks also called an internet Internet Protocol address The address assigned to an internet host International Standards Organization International Telecommunications Union The telecommunications agency of the United Nations established to provide standardized communications procedures and practices Before March 1993 it was called CCITT Kilobits per second One kilobit is usually taken to be 1 024 bits Local Area Network A privately owned and administered data communications network limited to a small geographic area Line Build Out The amount of attenuation of the
126. ides the RS449 interface shown in Table D 6 530 DB25 DB37 449 SIGNAL PLUG SOCKET SIGNAL SHIELD TD A TD B RD A RD B TXC A TXC B RXC A RXC B RTS A RTS B CTS A CTS B DTR RLSD A RLSD B DSR SIG COMMON RL LL RCV COMMON TT A TT B TM SIG COMMON Figure D 6 EIA 530 A to RS449 Adapter D 8 SHIELD TD A TD B RD A RD B TXC A TXC B RXC A RXC B RTS A RTS B CTS A CTS B DTR A RR A RR B DM A SIG COMMON RL LL RCV COMMON TT A TT B TM 495 14323 01 3162 A2 GB20 30 Pin Assignments Table D 6 RS449 Cable Interface Circuit CCITT Signal Mnemonic Number Direction Pin Shield 1 Signal Ground SG 102A 19 Receive Ground RC 102B 20 Send Common SC 37 Send Data SD 103 To DSU CSU 4 A 22 B Receive Data RD 104 From DSU CSU 6 A 24 B Request to Send RS 105 To DSU CSU 7 A 25 B Clear to Send CS 106 From DSU CSU 9 A 27 B Receiver Ready RR 109 From DSU CSU 13 A 31 B Data Mode DM 107 From DSU CSU 11 A 29 B Terminal Ready TR 108 1 2 To DSU CSU 12 A 30 B Terminal Timing TT 113 To DSU CSU 17 A 35 B Send Timing ST 114 From DSU CSU 5 A 23 B Receive Timing RT 115 From DSU CSU 8 A 26 B Local Loopback LL 141 To DSU CSU 10 Remote Loopback RL 140 To DSU CSU 14 Test Mode TM 142 From DSU C
127. iguration Options Table C 1 Network Interface Configuration Options 2 of 3 Management Link Disable Enable Disable Specifies whether Facility Data Link FDL is enabled Selecting Enable allows SNMP or Telnet traffic to flow over the 4 kbps data link provided by FDL Running SNMP or Telnet over FDL requires an end to end FDL connection and cannot be terminated within the network Enable Enables the FDL management link for SNMP or Telnet Disable Disables the FDL management link NOTES This configuration option is only available if the framing format is set to ESF This configuration option is not available if EDL is enabled lf the local DSU CSU s FDL is enabled the remote DSU CSU s FDL must also be enabled ANSI Performance Report Messages Disable Enable Disable Specifies whether ANSI T1 403 compliant performance report messages PRMs are generated Enable Generates and sends ANSI PRMs over the FDL every second Disable Prevents the DSU CSU from generating ANSI PRMs NOTE This configuration option is only available if the framing format is set to ESF Network Initiated LLB Enable Enable Disable Allows initiation and termination of the LLB to be controlled by the receipt of LLB Actuate and LLB Release commands from the network or remote DSU CSU Enable Causes the DSU CSU to enter an LLB if the DSU CSU can perform an LLB in its current state and to cause an LLB Re
128. ilure trap AUX port Auxiliary Backplane AWG B8ZS 3162 A2 GB20 30 A test pattern consisting of a one 1 followed by seven zeros on the network only A rack mounted device containing 17 slots in which to place circuit cards A product family and a registered trademark of Paradyne Alarm Cut off command A command for carrier mounted CSUs that forces a deactivation of the alarm relay on the 3000 Series Carrier Active configuration area The configuration option set that is currently active for the device Before a configuration option set becomes active you must save the set to the Active configuration area Hardware that provides some transitional function between two or more devices A symbol usually numeric that identifies the interface attached to a network A software program housed within a device to provide SNMP functionality Each agent stores management information and responds to the manager s request for this information Alarm Indication Signal An all ones signal transmitted to maintain transmission continuity and to indicate to the receiving terminal that a transmission fault exists at either the transmitting terminal or upstream of the transmitting signal Sometimes referred to as Blue Alarm Alternate Mark Inversion A line coding technique used to accommodate the ones density requirements of E1 or T1 lines American National Standards Institute A member of ISO ANSI accredits and implements standards
129. imeout configuration option must be set to Enable C 22 March 1999 3162 A2 GB20 30 Configuration Options Auxiliary Port Configuration Options 3162 A2 GB20 30 Table C 10 Auxiliary Port Configuration Options Port Use None None Mgmt Daisy Specifies how the auxiliary port is used The auxiliary port only supports Point to Point Protocol PPP with the following parameters type is asynchronous character length is 8 parity is none and stop bit is 1 None Specifies that the auxiliary port is not to be used Mgmt Configures the auxiliary port as the link to an SNMP manager or Telnet client via an external LAN Adapter Daisy Configures the auxiliary port as an SNMP or Telnet port that is daisy chained to the communication port of an another 31xx Series device Data Rate Kbps 19 2 96 144 19 2 38 4 Configures the bit rate for the auxiliary port 9 6 Configures the auxiliary port rate as 9600 bps 14 4 Configures the auxiliary port rate as 14 400 bps 19 2 Configures the auxiliary port rate as 19 200 bps 38 4 Configures the auxiliary port rate as 38 400 bps March 1999 C 23 Configuration Options Alarm and Trap Configuration Options Table C 11 Alarm and Trap Configuration Options 1 of 2 ASCII Alarm Messages Disable Disable Com Port Controls the generation of alarm messages which are routed to an ASCII terminal or printer attached to the communication po
130. ince it is unused IP Group ipRouteDest Object ipRouteEniry 1 The ipRouteDest object serves as the index to the routing table Since indexes for tables must be unique only one route per destination may appear in the table To ensure that no duplicate destinations appear in the routing table the ipRouteDest object of the ipRouteTable will be treated as described in RFC 1354 IP Forwarding Table MIB The destination IP address of this route An entry with a value of 0 0 0 0 is considered a default route This object may not take a Multicast Class D address value Any assignment implicit or otherwise of an instance of this object to a value x must be rejected if the bitwise logical AND of x with the value of the corresponding instance of the ipForwardMask object is not equal to x IP Group ipRoutelflndex Object ipRouteEntry 1 When the routing table is displayed the ipRoutelflndex object for some entries may have a value greater than ifNumber In these cases the ipRoutelflndex refers to a proprietary interface which is not currently implemented by the interface group of MIB II Route entries with an unrecognized ipRoutelflndex value should not be deleted When setting this object via SNMP the ipRoutelflndex value can only assume an appropriate value of iflndex defined for the particular device type March 1999 E 9 SNMP MIB Objects IP Group ipRouteMetric2 Object ipRouteEniry 4 For standal
131. ions Cet appareil num rique de la classe A respecte toutes les exigences du r glement sur le mat rial brouilleur du Canada C March 1999 3162 A2 GB20 30 Important Information Government Requirements and Equipment Return Certain governments require that instructions pertaining to CSU connection to the telephone network be included in the installation and operation manual Specific instructions are listed in the following sections United States NOTICE TO USERS OF THE UNITED STATES TELEPHONE NETWORK 1 This equipment complies with Part 68 of the FCC rules On the bottom of the DSU CSU is a label that contains among other information the FCC registration number If requested this information must be provided to the telephone company 2 The T1 network connection should be made using a Universal Service Order Code USOC type RJ48C jack The Service Order Code 6 0F should be specified to the telephone company when ordering the T1 line In addition the proper Facility Interface Code must be specified to the telephone company The DSU CSU can be configured to support any of the following framing format and line signaling techniques The DSU CSU configuration must correspond to the T1 line s parameters DSU CSU Facility Interface Codes Code Description 04DU9 BN 1 544 Mbps superframe format SF without line power 04DU9 DN 1 544 Mbps SF and B8ZS without line power 04DU9 1KN 1 544 Mbps ANSI ESF without line power 04
132. k Channel Display screen select NetChan at the bottom of the DTE to Network Assignments screen main config cross_connect dte Customer ID Node A Model 3162 Slot xx DTE DSX 1 TO NETWORK ASSIGNMENTS N01 N02 N03 N04 NOS NO6 NO7 N08 DTE01 DTE02 DTE03 DTE04 DTE05 Available Available Available N09 N10 N11 N12 N13 N14 N15 N16 DTE09 DTE10 DTE11 DTE12 DTE15 Assigned Assigned Assigned N17 N18 N19 N20 N21 N22 N23 N24 Available Assigned Assigned Assigned Assigned Assigned Assigned Available Ctrl a to access these functions ESC for previous menu MainMenu Exit NetChan Save NetChan DTEChan PtAssign Selection Figure 3 13 Example of DTE Drop Insert Interface Worksheet 3162 A2 GB20 30 March 1999 3 25 Operation Allocating DSO Channels from the DTE Drop Insert Interface to the Network Interface B gt Procedure To allocate DSO channels from the DTE Drop Insert DSX 1 interface to the network interface 1 From the Main Menu screen select Configuration The Load Configuration From screen appears 2 From the Load Configuration From screen select Current The Configuration Edit Display screen appears 3 From the Configuration Edit Display screen select Cross Connect The Cross Connect screen appears 4 From the Cross Connect screen select DTE To Network Assignments The DTE to Network Assignments screen appears Figure 3 14 5 Assign the DSO channels from the DTE Drop Insert DSX 1 interface to the network
133. layer protocol for the IP management link on the communication port SLIP Specifies SLIP as the link layer protocol for the IP management link on the communication port The communication port must be configured for asynchronous operation to support SLIP This selection does not appear if the Port Use configuration option is set to Daisy March 1999 C 27 Configuration Options Table C 12 Communication Protocol Configuration Options 3 of 3 Auxiliary Port IP Address Text Field Text Field Clear Specifies the IP address for the auxiliary port if the Port Use configuration option is set to Mgmt or Daisy The auxiliary port only supports the PPP link protocol Text Field Allows you to edit or display the IP address for the auxiliary port Clear Allows you to clear the IP address for the auxiliary port The IP address is set to 000 000 000 000 Auxiliary Port Subnet Mask Text Field Text Field Clear Specifies the subnet mask for the auxiliary port if the Port Use configuration option is set to Mgmt or Daisy Text Field Allows you to edit or display the subnet mask for the auxiliary port Clear Allows you to clear the subnet mask for the auxiliary port The subnet mask is set to 000 000 000 000 If the subnet mask is 000 000 000 000 the IP protocol creates a default subnet mask based on the class of the IP address Class A 255 000 000 000 Class B 255 255 000 000 or Class C 255 255 255 000
134. le 4 1 See Chapter 2 Installation for more information about power up self test B gt Procedure To display power up self test results 1 From the Main Menu screen select Status 2 From the Status screen select System and Test Status 3162 A2 GB20 30 March 1999 4 1 Monitoring and Testing 4 2 Table 4 1 Self Test Results Message Description Passed No problems were found during power up CPU Fail The central processing unit failed internal testing Device Fail One or more of the unit s integrated circuit chips failed to pass internal device level testing B8ZS LOS Fail The unit failed to encode data properly or to detect Loss Of Signal Network T1 Fail The unit failed to internally loop data on the network T1 circuit DTE T1 Fail The unit failed to internally loop data on the DTE T1 DSX 1 circuit Alarm Fail The unit failed to transmit AIS or to detect an Yellow alarm Memory Fail The unit failed program checksum verification DSU Fail The unit failed to internally loop data on the DSU DSU Port n Fail Port s integrated circuitry failed to pass device internal testing Unknown Exp Dev The unit is not able to recognize the expansion device connected to the main circuit card Failure XXXXXXXX An 8 digit hexadecimal failure code is provided for service personnel March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Device Health and Status
135. lease command to terminate the LLB Disable Causes the DSU CSU to ignore LLB Actuate and LLB Release commands the DSU CSU is not in compliance with ANSI T1 403 and AT amp T TR 62411 NOTE If this configuration option is enabled the DSU CSU recognizes the in band LLB Actuate and LLB Release codes specified by AT amp T as well as the bit oriented FDL messages specified by ANSI for ESF only Network Initiated PLB Enable Enable Disable Allows initiation and termination of the PLB to be controlled by the receipt of PLB Actuate and PLB Release commands from the network or remote DSU CSU Enable Causes the DSU CSU to enter a PLB if the DSU CSU can perform a PLB in its current state and to cause a PLB Release command to terminate the PLB Disable Causes the DSU CSU to ignore PLB Actuate and PLB Release commands the DSU CSU is not in compliance with ANSI T1 403 and AT amp T TR 54016 NOTES If this configuration option is enabled the DSU CSU recognizes the in band PLB Actuate and PLB Release codes specified by AT amp T as well as the bit oriented FDL messages specified by ANSI This configuration option is only available if the network interface framing is set to ESF March 1999 C 3 Configuration Options Table C 1 Network Interface Configuration Options 3 of 3 Circuit Identifier Text Field Text Field Clear Specifies the transmission vendor s circuit identifier for the purpose of
136. ll system to receive current information via fax or to speak with a company representative Within the U S A call 1 800 870 2221 Outside the U S A call 727 530 2340 If the trouble is causing harm to the telephone network the telephone company may request that you remove the equipment from the network until the problem is resolved 3162 A2 GB20 30 March 1999 D Important Information 7 If your DSU CSU is in need of repair refer to the Warranty Sales and Service Information section on page A 8 No repairs may be made by the customer Canada NOTICE TO USERS OF THE CANADIAN TELEPHONE NETWORK The Industry Canada label identifies certified equipment This certification means that the equipment meets telecommunications network protective operational and safety requirements as prescribed in the appropriate Terminal Equipment Technical Requirements document s The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be coordinated by a representative designated by the supplier Any repairs or alteratio
137. lternate alarm dial out is not attempted 1 5 Specifies the call directory that contains the phone number to call if a call cannot be completed to the telephone number contained in the alarm directory NOTE This configuration option is only available if the communication port is enabled for an external device March 1999 C 25 Configuration Options Management and Communication Configuration Options The Management configuration options are divided into four tables as follows Communication Protocol Configuration Options Table C 12 General SNMP Management Configuration Options Table C 13 m SNMP NMS Security Configuration Options Table C 14 SNMP Traps Configuration Options Table C 15 Communication Protocol Configuration Options Table C 12 Communication Protocol Configuration Options 1 of 3 Node IP Address Text Field Text Field Clear Specifies the IP address needed to access the DSU CSU Since this IP Address is not bound to a particular port it can be used for remote access via the FDL or EDL management link Text Field Allows you to edit or display the IP address for the DSU CSU Clear Allows you to clear the IP address for the DSU CSU The IP address is set to 000 000 000 000 Node Subnet Mask Text Field Text Field Clear Specifies the subnet mask needed to access the DSU CSU Since this subnet mask is not bound to a particular port it can be used for remote access via the FDL or E
138. m Depth 12 13 inches 30 8 cm WEIGHT 2 4 pounds 1 1 kg ENVIRONMENT Operating Temperature Storage Temperature Relative Humidity Shock and Vibration 32 F to 122 F 0 C to 50 C 4 F to 158 F 20 C to 70 C 5 95 noncondensing Withstands normal shipping and handling March 1999 3162 A2 GB20 30 Configuration Options Overview 3162 A2 GB20 30 The DSU CSU configuration option tables contain a list of all configuration options and their available selections In the tables the top line of each configuration option entry indicates the factory default setting The configuration options are arranged into functional groups Network Interface configuration options Table C 1 DTE Interface configuration options Table C 2 Sync Data Port configuration options Table C 3 Cross Connect configuration options Tables C 4 and C 5 General configuration options Table C 6 User Interface configuration options Tables C 7 through C 10 Alarm and Trap configuration options Table C 11 Management and Communication configuration options Tables C 12 through C 15 March 1999 Configuration Options Network Interface Configuration Options C 2 Table C 1 Network Interface Configuration Options 1 of 3 Line Framing Format ESF Factory 1 D4 Factory 2 D4 ESF The framing format to be used on the network interface D4 Configures for the D4 framing format ESF Configures f
139. n SNMP protocol message that has not been properly authenticated These traps are enabled by the General Traps configuration option Enterprise Specific traps Signify that the DSU CSU has recognized an enterprise specific event See Table 4 4 for enterprise specific traps These traps are enabled by the Enterprise Specific Traps configuration option Link Traps Identify the condition of the communications interface either linkDown one of the communications interfaces has failed or linkUp one of the communications interfaces has just come up These traps are enabled by the Link Traps configuration option The communications interfaces for which these traps can be generated are specified by the Link Trap Interfaces configuration option Table 4 5 defines traps for each interface 3162 A2 GB20 30 March 1999 4 9 Monitoring and Testing 4 10 Table 4 4 Enterprise Specific Trap Definitions Trap Value Event enterpriseClockFail 1 The currently configured primary clock source has failed enterpriseSelfTestFail 2 A DSU CSU hardware failure is detected at self test This trap is generated after DSU CSU initialization enterpriseDeviceFail 3 An internal DSU CSU failure is detected by the operating software enterprise TestStart 5 A test is initiated enterpriseConfigChange 6 A configuration option is changed enterprise TestClear 105 A test is concluded Table 4 5
140. n internal error has been detected by the operating software An XXXXXXXX 8 digit code appears for use by service personnel The condition is cleared by resetting the device Download Failed A download attempt was interrupted and failed to complete The condition is cleared by resetting the device System Operational This message only appears if there are no valid alarm or status messages Performance Reports Use the Performance Statistics screen to access performance reports for the DSU CSU When the network interface is configured for ESF operation network performance is continuously monitored and maintained in two sets of aggregate registers Carrier Network Interface Registers Telco and User Network Interface Registers User The User registers contain an extra status register Status Registers are listed in Table 4 3 These registers are status registers that collect performance data for the previous 24 hour period Performance data is updated in 15 minute intervals After 15 minutes the current interval is rolled over into a set of accumulator registers that represent the previous 96 15 minute intervals for the register An interval total of how many of the 96 registers contain valid data is also kept as well as a 24 hour total for each accumulator register Port performance is continuously monitored and maintained in memory registers when the port is configured to use EDL The DSU CSU maintains two sets of
141. n the MIB for this device Write access is allowed for all objects specified as read write in the MIB RFCs Read access is allowed for all objects specified as either read only or read write March 1999 3162 A2 GB20 30 Configuration Options SNMP Traps Configuration Options 3162 A2 GB20 30 Table C 15 SNMP Traps Configuration Options 1 of 3 SNMP Traps Disable Enable Disable Specifies whether SNMP trap messages are sent over the SNMP management link Enable Enables sending SNMP trap messages from this unit over any SNMP management link Disable Disables sending SNMP trap messages from this unit over any SNMP management link Number of Trap Managers 1 12 3 4 5 6 Specifies the number of SNMP trap managers that are to receive traps for this unit NOTE You must configure an IP address for each trap manager that is to receive trap messages NMS nIP Address Text Field Text Field Clear Specifies the IP address for each trap manager This configuration option is repeated for all trap managers supported by the unit Text Field Allows you to edit or display the IP address for Trap Manager n Clear Allows you to clear the IP address for Trap Manager n The IP address is set to 000 000 000 000 Destination None None Com Aux FDL EDL1 EDL2 Specifies the network destination for Trap Manager n This configuration option is displayed for the number of trap managers n specified by the
142. nable Disable Password Required Enable Disable Inactivity Timeout Enable Disable Disconnect Time 1 60 Default 5 User Interface Auxiliary Port Options Value Default in Bold Port Use None Mgmt Daisy Data Rate Kbps 9 6 14 4 19 2 38 4 Alarm and Trap Configuration Options Value Default in Bold ASCII Alarm Messages Disable Com Port Alarm amp Trap Dial Out Enable Disable Trap Disconnect Enable Disable Call Retry Enable Disable Dial Out Delay Time min 1 2 3 4 5 6 7 8 9 10 Alternate Dial Out Directory None 1 2 3 4 5 March 1999 3162 A2 GB20 30 Configuration Options Management and Communication Communication Protocol Options Value Default in Bold Node IP Address Text Field Clear Node Subnet Mask Text Field Clear Default Network Destination None Com Aux FDL EDL1 EDL2 Communication Port IP Address Text Field Clear Communication Port Subnet Mask Text Field Clear Com Link Protocol PPP SLIP Auxiliary Port IP Address Text Field Clear Auxiliary Port Subnet Mask Text Field Clear Management and Communication General SNMP Management Options Value Default in Bold SNMP Management Enable Disable Community Name 1 Text Field Clear Name 1 Access Read R W
143. nal condition exists OOF Yellow Monitors Out Of Frame OOF conditions on the received network signal ON At least one OOF was detected on the signal during the sampling period OFF No OOFs were detected on the signal during the sampling period ALRM Yellow Indicates whether an alarm condition exists on the received network signal ON An alarm condition LOS LOF EER Yellow AIS exists on the received network signal Use the System and Test Status screen to determine the alarm type OFF No alarm condition exists on the network interface signal EER Yellow Indicates the Excessive Error Rate EER has been exceeded on the network interface NOTE This LED is only valid when ESF framing is being used ON The EER has been exceeded on the network interface OFF The EER has not been exceeded on the network interface March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Operation Table 3 3 DTE Drop Insert DSX 1 Interface LEDs Name Color Meaning SIG Green Monitors the signal being received from the DTE Drop Insert DSX 1 interface ON A recoverable signal is being received from the DTE Drop Insert DSX 1 interface OFF The signal cannot be recovered from the DTE Drop Insert DSX 1 interface a Loss of Signal condition exists OOF Yellow Monitors Out Of Frame OOF conditions on the received DTE Drop Insert DSX 1 signal ON At least one OOF was detected on the sign
144. nd on the current base rate configured for the port The factory default for Nx64 is 384 kbps and Nx56 is 336 kbps NOTES This selection is not available if the individual channel allocation method Channel is selected using the Assign By field Changing this selection from one rate to another deallocates all DSO channels assigned to either the network interface or the DTE Drop Insert DSX 1 interface When you enable EDL 8 kbps of the total bandwidth allocated for this port is not available to the synchronous data port For example if you select 256 kbps and EDL is enabled only 248 kbps are available When you enable EDL on a synchronous data port and the clock source is set to that synchronous data port the external device must provide a clock of 8 kbps less than the expected data port rate For example if you select 64 kbps the external clock source must supply a 56 kbps clock signal Sync Data Port Assignments Assign To Port Portn Pn Allows you to assign this port to another port Possible values are Value Meaning Available This DSO channel is not allocated You can modify this value on this screen Assigned This DSO channel is allocated to the network interface or the DTE Drop Insert DSX 1 interface You cannot modify this value on this screen Pn This DSO channel is allocated to Port n where nis 1 or 2 You can modify this value on this screen 3162 A2 GB20 30 March 1999 C 13
145. nd with 320 or more aggregate performance and CRC errors or any second with 8 hours for port performance one or more OOF events The maximum is 900 seconds BES The number of bursty errored The total number of bursty seconds for the current interval errored seconds for the previous A bursty errored second is any X hours where x is 24 hours for second with more than one but aggregate performance and less than 320 CRC errors The 8 hours for port performance maximum is 900 seconds CSS The number of controlled slip The total number of controlled Not valid for Port registers seconds for the current interval slip seconds for the previous x hours where x is 24 hours for aggregate performance and 8 hours for port performance LOFC The loss of frame count for the current interval This is a count of the number of times that an LOF is declared The maximum count is 255 The total loss of frame count for the previous x hours where x is 24 hours for aggregate performance and 8 hours for port performance March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Table 4 3 Performance Registers 3 of 3 Monitoring and Testing Register Interval Description Totals Description Status Only valid for User registers The status events register records whether one or more of the following events have occurred at least once during the interval The event is identified by a letter as
146. ne line has been disconnected at the network interface Use caution when installing or modifying telephone lines Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electric shock from lightning Do not use the telephone to report a gas leak in the vicinity of the leak 3162 A2 GB20 30 March 1999 B Important Information EMI Warnings A WARNING This equipment has been tesied and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense The authority to operate this equipment is conditioned by the requirements that no modifications will be made to the equipment unless the changes or modifications are expressly approved by Paradyne Corporation A WARNING To Users of Digital Apparatus in Canada This Class A digital apparatus meets all requirements of the Canadian interference causing equipment regulat
147. ne switching equipment dedicated to one customer A PBX connects private telephones to each other and to the public dial network Personal Computer Protocol Data Unit A message containing protocol specific information Pulse Density Violation The number of ones marks pulses is not adequate for the line requirement March 1999 3162 A2 GB20 30 Perf branch PLB port POWER connector power on self test PPP PRM protocol PSTN Ptrns branch pulse density QRSS RAM register Rel branch reset RFC RIP RJ48C RLB RIpbk branch router RS 232 RS 232 like MIB RTS 3162 A2 GB20 30 Glossary Performance Report Branch of the CSU menu tree Payload Loopback Loopback mode that loops the information received on the T1 network interface back to the network after it has passed through receive and transmit framing section An access point for data entry or exit The power input connector on the CSU A test that checks most hardware components when power is applied to the device or a reset is initiated Point to Point Protocol A protocol for packet transmission over serial links specified by Internet RFC 1661 Performance Report Messages Messages indicating the current state of a T1 line as specified by ANSI T1 403 A set of rules that determines the behavior of devices in achieving and maintaining communication Public Switched Telephone Network A network shared among many users who can
148. nect indication string is not received within 1 minute it will time out the connection If the connect indication string is NULL the communication port s receive data stream is not searched and a transition in the Carrier Detect CD lead is used to determine that a connection has been established Text Field Allows you to edit or display the case sensitive connect indication string Clear Allows you to clear the connect indication string The connect indication string is set to a null string NOTE This configuration option is not available if the External Device Commands configuration option is set to AT Escape Sequence Text Field Text Field Clear Specifies the communication port s escape sequence Once the external device connection has been established either you or the DSU CSU can command the external device to disconnect Before doing so you may need to send the escape sequence out to switch the external device into command mode The escape sequence is an ASCII text string and may be up to 20 characters in length If the escape sequence is NULL no escape sequence is sent out Text Field Allows you to edit or display the escape sequence Clear Allows you to clear the escape sequence The escape sequence is set to a null string NOTE This configuration option is not available if the External Device Commands configuration option is set to AT C 20 March 1999 3162 A2 GB20 30 3162 A2 GB20 30
149. nels assigned to the previous interface Sync Data Port Assignments Assign By Block Block ACAMI Channel If you select NET or DTE using the Assign To configuration option this configuration option designates the method for assigning DSO channels to the destination T1 interface Block Allocates DSO channels to this port by the block method ACAMI Allocates DSO channels to this port by the Alternate Channel Alternate Mark Inversion method The difference between block and ACAMI is that the number of channels allocated with ACAMI is double the number needed for the port rate With ACAMI every alternate DSO channel does not carry data from the port but always transmits and receives all ones Channel Allocates DSO channels to this port by the individual channel method NOTE Changing this configuration option from one method to another Block ACAMI or Channel deallocates all DSO channels assigned to either the network interface or the DTE Drop Insert DSX 1 interface C 12 March 1999 3162 A2 GB20 30 Configuration Options Table C 5 Sync Data Port Assignment Options 2 of 3 Sync Data Port Assignments Port Data Rate 384 64 128 192 256 320 384 448 512 576 640 704 768 832 896 960 1024 1088 1152 1216 1280 1344 1408 1472 1536 OR 56 112 168 224 280 336 392 448 504 560 616 672 728 784 840 896 952 1008 1064 1120 1176 1232 1288 1344 Prev Designates the data rate for the port Available selections depe
150. nfiguration Options 3162 A2 GB20 30 General Options Value Default in Bold Generate Yellow Alarm Signals Enable Disable Initial Self Test Enable Disable Primary Clock Source Network DTE Internal External Port 1 External Clock Rate KHz 2048 1544 8 Test Timeout Enable Disable Test Duration 1 120 Default 10 User Interface Communication Port Options Value Default in Bold Port Use Mgmt ASCII Daisy Terminal Port Type Asynchronous Synchronous Clock Source Internal External Data Rate 1 2 2 4 4 8 9 6 14 4 19 2 38 4 Character Length 7 8 Parity None Even Odd Stop Bits 1 1 5 2 Ignore Control Leads Disable DTR Password Required Enable Disable Inactivity Timeout Enable Disable Disconnect Time 1 60 Default 5 User Interface External Device Options Value Default in Bold External Device Commands Disable AT Other Dial In Access Enable Disable Connect Prefix Text Field Clear Connect Indication String Text Field Clear Escape Sequence Text Field Clear Escape Sequence Delay sec None 0 2 0 4 0 6 0 8 1 0 Disconnect String Text Field Clear March 1999 C 41 Configuration Options C 42 User Interface Telnet Sessions Options Value Default in Bold Telnet Session E
151. ng is sent out Text Field Allows you to edit or display the disconnect string Clear Allows you to clear the disconnect string The disconnect string is set to a null string NOTE This configuration option is not available if the External Device Commands configuration option is set to AT March 1999 C 21 Configuration Options Telnet Sessions Configuration Options Table C 9 Telnet Sessions Configuration Options Telnet Session Disable Enable Disable Specifies whether the DSU CSU responds as a server to Telnet session requests Enable The DSU CSU responds to Telnet session requests Disable The DSU CSU does not respond to Telnet session requests Password Required Disable Enable Disable Specifies whether a password is required for Telnet access Enable A password is required for Telnet access Disable A password is not required for Telnet access Inactivity Timeout Disable Enable Disable Specifies whether the Telnet session disconnects after a period of inactivity specified by the Disconnect Time configuration option Enable The Telnet session disconnects after the period of inactivity specified by the Disconnect Time configuration option Disable The Telnet session does not disconnect due to inactivity Disconnect Time 5 1 to 60 minutes Specifies the period of time 1 to 60 minutes before the Telnet session disconnects due to inactivity The Inactivity T
152. nly the following values are supported by the DSU CSU m dsx1ESF 2 Indicates ESF framing m dsx1D4 2 Indicates D4 framing Near End Group dsx1LineCoding Object dsx1ConfigEntry 6 This object corresponds to the NET Coding DTE Coding configuration options for the T1 interfaces on the DSU CSU Only the following values are supported by the DSU CSU m dsx1B8ZS 2 Indicates B8ZS line coding m dsx1AMI 5 Indicates AMI line coding E 12 March 1999 3162 A2 GB20 30 SNMP MIB Objects Near End Group dsx1SendCode Object dsx1ConfigEntry 7 This object specifies the test patterns codes being sent over the network interface These tests are not supported on the DTE Drop Insert DSX 1 interface Only the following values are supported by the DSU CSU m dsx1SendNoCode 1 Specifies that the interface is sending normal or looped data Setting the interface to this value stops an active send pattern test on the interface This is the only value supported by the DTE Drop Insert DSX 1 interface m dsx1SendLineCode 2 Specifies that the network interface is sending a Remote Loopback Ripbk LLBUP code The code is sent for 10 seconds m dsx1SendResetCode 4 Specifies that the network interface is sending Remote Loopback Ripbk LLBDN code The code is sent for 10 seconds m dsx1SendQRS 5 Specifies that the network interface is sending a QRSS test pattern The pattern is sent until the
153. ns made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipment Users should ensure for their own protection that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas Caution Users should not attempt to make such connections themselves but should contact the appropriate electric inspection authority or electrician as appropriate If your equipment is in need of repair refer to the procedure on page A of this document E March 1999 3162 A2 GB20 30 Contents About This Guide Document Purpose and Intended Audience 00e0e vii w Document SUMMA ccccascicivdacisdadind suet tiindabasdatdeded vii m Product Related Documents ssss seess neea nanana viii m Reference Documents 2 236200 02008 icciwietieisiiwiebiwiobiaens viii 1 Introduction E E T EE E E E E E EE E EE 1 1 FOIOS t22nreccirpecchepenbareerevegrnreerepeprereerepegieesans 1 1 DTE Drop Insert DSX 1 Interface 0 00 0c eee 1 2 Asynchronous Terminal Interface Support 2 0005 1 2 Alarm Message Capability 00 06 cece eee eee 1 2 Tonel Access fctig ec i Gie tite Midi tea teledehinteiaetel 1 2 SNMP Management SUPPOM sii ersise2iseedebeedasiwtedowens 1 2 a Ph
154. nsmit Clock Disable Enable Disable Specifies whether the clock supplied by the DSU CSU on the TXC interchange circuit DB CCITT 114 is phase inverted with respect to the Transmitted Data interchange circuit BA CCITT 103 This configuration option is useful when long cable lengths between the DSU CSU and the DTE are causing data errors Enable Indicates TXC supplied by the DSU CSU on this port is phase inverted Disable Indicates TXC supplied by the DSU CSU on this port is not phase inverted Invert Transmit and Received Data Disable Enable Disable Specifies whether the port s transmitted data and received data are logically inverted before being transmitted or received This configuration option is useful for applications where HDLC data is being transported Inverting the data ensures that the density requirements for the network interface are met Enable Indicates the transmitted data and received data for this port are inverted Disable Indicates the transmitted data and received data for this port are not inverted 3162 A2 GB20 30 March 1999 C 7 Configuration Options C 8 Table C 3 Sync Data Port Configuration Options 3 of 5 Send All Ones on Data Port Not Ready Both Disable DTR RTS Both Specifies the conditions on the data port that determine when valid data is not being sent from the DTE When this condition is detected all ones are sent to the network on the DSO channels allocated
155. on the network interface The condition is cleared when the error rate falls below the threshold value Yellow at Network A Yellow Alarm signal is being received by the network interface Yellow at DTE A Yellow Alarm signal is being received by the DTE Drop Insert DSX 1 interface Primary Clock The primary clock has failed Timing for the DSU CSU is provided Failed by the internal clock OOF at Port n An Out Of Frame condition has been detected on data port Port n where nis the port number This condition only occurs if the synchronous data port s Embedded Data Link EDL is enabled March 1999 4 3 Monitoring and Testing Table 4 2 Health and Status Messages 2 of 2 Message Description EER at Port n The error rate of the received signal has exceeded the configured threshold for data port Port n where nis the port number This condition only occurs if the synchronous data port s Embedded Data Link EDL is enabled The condition is cleared when the error rate falls below the synchronous data port s configured threshold value Network Com Link The network communication link is in a down state This condition Down only occurs if the COM or AUX port is configured for Mgmt and communication between the management system and the DSU CSU is not currently possible for this port For the AUX port this condition is detected only when a device reset or power up occurs Device Fail A
156. one devices ipRouteMetric2 is not used and contains 1 When adding a route to the routing table using SNMP do not specify a value for ipRouteMetric2 IP Group ipRouteProto Object ipRouteEntry 9 This object is a read only object and may have the following values in the DSU CSU m other 1 Temporary route added by IP local 2 Route added or modified as a result of user configuration via the front panel netmgmt 3 Route added or modified by means of an SNMP set icmp 4 Route added or modified by Internet Control Management Protocol ICMP m rip 8 Route added or modified by Routing Information Protocol RIP or similar proprietary protocol IP Group ipRouteAge Object ipRouteEntry 10 This object is implemented as a read only object in the DSU CSU In the DSU CSU it reflects the value of the route s time to live in seconds When displays a value of 999 represents a route that is retained permanently For temporary routes the ipRouteAge object decrements over time All routes added via an SNMP set of the ipRouteTable are considered permanent routes These routes do not age but will remain unless deleted via SNMP ICMP Group MIB II The ICMP Group objects are fully supported by the DSU CSU TCP Group MIB II The TCP Group objects are fully supported by the DSU CSU with the exception of the tcpConnState object which will be read only UDP Group MIB II The User
157. ons N1 N24 indicates allocation to DTE Drop Insert channels March 1999 C 37 Configuration Options C 38 DTE Drop Insert DSX 1 Interface DTE DSX 1 Channel Allocation D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 Allocations D1 D24 indicates allocation to network channels March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Configuration Options DTE Signaling Assign N1 24 Voice RBS or Data D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 March 1999 C 39 Configuration Options Sync Data Port Channel Options Value Default in Bold Assign To Network DTE Port 2 Assign By Block ACAMI Channel Port Rate Nx64 64 128 192 256 320 384 448 512 576 640 704 768 832 896 960 1024 1088 1152 1216 1280 1344 1408 1472 1536 Nx56 56 112 168 224 280 336 392 448 504 If Assign By Block 560 616 672 728 784 840 896 952 1008 1064 1120 1176 1232 1288 1344 Start At Time Slot Nx or Dx 1 2 3 4 5 6 7 8 9 10
158. or the DTE Drop Insert DSX 1 interface This method individually selects the DSO channels to allocate to the data port The data port rate is automatically determined based on the number of channels selected B gt Procedure To assign data ports by the individual channel method 1 Oo From the Main Menu screen select Configuration 2 From the Load Configuration From screen select Current 3 From the Configuration Edit Display screen select Cross Connect 4 5 Use the Assign To field to specify the destination T1 interface Network or From the Cross Connect screen select Sync Data Port Assignments DTE Use the Assign By field to specify the assignment method Channel Specify the port assignments for the individual DSO channels The DSO channels do not need to be contiguous The port rate increases as the port is assigned to additional DSO channel For two DSO channels at 64 kbps each a port rate of 128 kbps is required Select Save or if you want to return to the Cross Connect screen press your Esc key and then save your changes from that screen Clearing DSO Channel Allocation 3162 A2 GB20 30 You can clear deallocate all the DSO channels currently allocated to either the network interface the DTE Drop Insert DSX 1 interface or the synchronous data ports B gt Procedure To clear DSO channel allocation 1 From the Main Menu screen select Configuration From the Lo
159. or the Extended Superframe format Line Coding Format B8ZS Factory 1 AMI Factory 2 AMI B8ZS The line coding format to be used on the network interface AMI Configures for the Alternate Mark Inversion coding format B8ZS Configures for the Bipolar 8 Zero Suppression coding format Bit Stuffing 62411 62411 Part68 Disable Determines when bit stuffing is performed to meet the ones density requirements for data transmission on the network You must choose the maximum number of consecutive zeros the DSU CSU can receive before it inserts a one 62411 Specifies that a one be inserted in the data stream after 15 consecutive zeros or when the density of ones falls below 12 5 complies with AT amp T TR 62411 Part68 Specifies that a one be inserted in the data stream after 80 consecutive zeros complies with FCC Part 68 Disable Disables bit stuffing so that ones density is not enforced NOTES To comply with Canadian DOC CS 03 regulations equipment installed in Canada must be configured to select 62411 To comply with USA Part 68 regulations equipment installed in the USA must be configured to select Part 68 This configuration option is only available if the network interface line coding format is set to AMI Line Build Out LBO 0 0 0 0 7 5 15 22 5 The line build out LBO for the signal transmitted to the network March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Conf
160. ort only 8 8 bit characters Asynchronous Port Table rs232AsyncPortStopBits rs232AsyncPortEntry 3 This object specifies the number of stop bits supported Only the following values are supported by the DSU CSU m one 1 One stop bit two 2 Two stop bits Supported on the COM port only m one and half 3 One and a half stop bits Supported on the COM port only Asynchronous Port Table rs232AsyncPortParity rs232AsyncPortEntry 4 This object specifies the parity used by the port Only the following values are supported by the DSU CSU m none 1 No parity bit m odd 2 Odd parity Supported on the COM port only m even 3 Even parity Supported on the COM port only Asynchronous Port Table rs232AsyncPortAutoBaud rs232AsyncPortEntry 5 This object specifies the ability to automatically sense the input speed of the port Only the following value is supported by the DSU CSU m disabled 2 Autobaud is not supported 3162 A2 GB20 30 March 1999 E 19 SNMP MIB Objects Synchronous Port Table RS 232 like MIB The synchronous port table contains an entry for each of the synchronous data ports and the COM port when the port is configured for synchronous operation For the DSU CSU the entries in the table that are counters rs232SyncPortEntry 3 7 are used to collect statistics and are not supported Synchronous Port Table rs232SyncPortClockSource rs232SyncPortEntry 2
161. oss Of Signal condition ASCII terminal printer message 4 8 4 8 Device Health and Status message front panel LED indication Performance Report message Self Test Health message troubleshooting 3162 A2 GB20 30 M maintenance device health and status performance reporting power up self test 4 1 manager SNMP menu tree messages alarm Device Health and Status Performance Report Self Test Results troubleshooting with ASCII terminal printer 1 2 4 8 status Device Health and Status Performance Report Self Test Results Test Status MIBs SNMP See SNMP MIBs N network interface cabling example channel allocation procedure configuration options failure message front panel LED indications functional description physical description pin assignments technical specifications troubleshooting O objects SNMP E 1 OOF Out Of Frame condition ASCII terminal printer message Device Health and Status message front panel LED indication Performance Report message troubleshooting 4 11 options strap See configuration options March 1999 Index IN 3 Index P pattern tests 4 22 payload loopback PLB PBX applications PDV Pulse Density Violation condition performance reporting A physical description of DSU CSU 1 3 pin assignments D 1 Point to Point Protocol PPP procedure for configuring used with SNMP sy
162. out This Guide Section Description Appendix F IP Network Addressing Scenario Provides sample IP addressing scheme Appendix G Equipment List Contains order numbers for cables and other related parts Glossary Defines abbreviations and terms used in this document Index Lists key terms concepts and sections in alphabetical order Product Related Documents Document Number Document Title 3160 A2 GB21 ACCULINK 3160 3161 3164 and 3165 Data Service Unit Channel Service Unit Operator s Guide Contact your sales or service representative to order additional product documentation Paradyne documents are also available on the World Wide Web at http www paradyne com Reference Documents AT amp T Technical Reference 54016 AT amp T Technical Reference 62411 ANSI T1 403 1989 Industry Canada CS 03 CSA 22 2 No 950 Industry Canada ICES 003 FCC Part 15 FCC Part 68 UL 1950 Management Information Base for Network Management of TCP IP Based Internets MIBII RFC 1213 March 1991 Definitions of Managed Objects for the DS1 and E1 Interface Types RFC 1406 January 1993 Definitions of Managed Objects for RS 232 like Hardware Devices RFC 1317 April 1992 Extensions to the Generic Interface MIB RFC 1229 May 1991 March 1999 3162 A2 GB20 30 Introduction Overview The DSU CSU acts as an interface between the T1 digital network and the customer premises equipment converting signals received from the DTE Data
163. owed for all objects specified as either read only or read write Community Name 2 Text Field Text Field Clear Specifies the second of two community names that are allowed to access this unit s Management Information Base MIB External SNMP managers must supply this name to access an object in the MIB Text Field Allows you to edit or display the second community name Clear Allows you to clear the second community name Name 2 Access Read Read Read Write Specifies the type of access allowed for Community Name 2 This is the type of access allowed for external SNMP managers accessing objects in the MIB using Community Name 2 Read Allows read only access SNMP Get to the accessible objects in the MIB for this device if community name 2 is used This includes all objects specified as either read only or read write in the MIB RFCs Read Write Allows read and write access SNMP Get and Set to the objects in the MIB for this device if community name 2 is used Write access is allowed for all objects specified as read write in the MIB RFCs Read access is allowed for all objects specified as either read only or read write March 1999 C 29 Configuration Options SNMP NMS Security Configuration Options C 30 Table C 14 SNMP NMS Security Configuration Options NMS IP Validation Disable Enable Disable Specifies whether the DSU CSU validates for security reasons the IP address of an SN
164. pback branch of the CSU menu tree Link Quality Reports Megabyte or megabytes A unit of memory measurement equal to approximately one million bytes typically 1 048 576 bytes Megabits per second One megabit is 1 048 576 10242 bits The structure containing the menu hierarchy starting at a Top Level menu and extending down to various device functions Management Information Base A database of managed objects used by SNMP to provide network management information and device control MIB Release 2 The current Internet standard MIB defined by RFC 1213 A compact assembly functioning as a component in a larger system or unit Maximum Request Unit A configuration of data processing devices used for information exchange The T1 network interface connector on the rear panel of the CSU Network Management System A computer system used for monitoring and controlling network devices A connection or switching point on the network A specific item within a Management Information Base MIB Out Of Frame An error condition in which frame synchronization bits are in error A hardware or software function that can be selected or enabled as part of a configuration process Password Authentication Protocol A security technique that requires a user password for access to a system A way of checking data accuracy by counting the number of bits that have a value of one The information bits in a frame Private Branch Exchange Telepho
165. port registers for each synchronous data port far end port registers and near end port registers These registers are status registers that collect performance data for the previous 8 hour period Port data is updated in 15 minute intervals After 15 minutes the current interval is rolled over into a set of accumulator registers that represent the previous 32 15 minute intervals for the register An interval total of how many of the 32 registers contain valid data is also kept as well as a 8 hour total for each accumulator register 4 4 March 1999 3162 A2 GB20 30 Monitoring and Testing You can reset the performance registers via the Clear Statistics selection on the Performance Statistics screen B gt Procedure To display performance reports 1 From the Main Menu screen select Status 2 From the Status screen select Performance Statistics 3 From the Performance Statistics screen select either Network or Sync Data Ports depending on the type of statistics that you want to view Table 4 3 Performance Registers 1 of 3 Register Interval Description Totals Description Current This register records the number N A Interval of seconds in the current Timer 15 minute interval The maximum is 900 seconds This register is valid for the current interval only ESF Error An error event is an ESF frame N A Events with either a Cyclic Redundancy Check CRC error or an Out Of Frame OOF event T
166. r FT1 ANSI compliant sequences Disable Ignores the DCLB actuate and DCLB release sequences for this port V 54 Enables DCLB actuate and DCLB release sequences that comply with the V 54 standard for Inter DCE signaling for point to point circuits FT1 Enables DCLB actuate and DCLB release sequences that comply with the ANSI T1 403 Annex B standard for In band signaling for fractional T1 FT1 channel loopbacks Both Enables DCLB actuate and DCLB release sequences that comply with either the ANSI or V 54 standard The type of actuate and release sequences do not have to match March 1999 3162 A2 GB20 30 Configuration Options Table C 3 Sync Data Port Configuration Options 4 of 5 Port DTE Initiated Loopbacks Disable Factory 1 Both Factory 2 Disable DTLB DCLB_ Both Allows the initiation and termination of a local Data Terminal Loopback DTLB or remote Data Channel Loopback DCLB by the DTE connected to this port DTLB is equivalent to a V 54 loop 3 and DCLB is equivalent to a V 54 loop 2 Control of these loopbacks is through the DTE interchange circuits as specified by the V 54 standard Disable Disables control of local DTLBs and remote DCLBs by the DTE connected to this port DTLB Gives control of the local DTLBs for this port to the DTE attached to this port This loopback is controlled by the Local Loopback interchange circuit LL CCITT 141 DCLB Gives control of
167. r the top of the screen enter either 1 or 2 depending on the synchronous data port that you want to test 4 In the Monitor field under Pattern Tests enter either QRSS or 511 depending on the type of test pattern that you want to monitor 5 For the Monitor command under Pattern Tests select Start 3162 A2 GB20 30 March 1999 4 23 Monitoring and Testing Aborting Test Patterns Use the Abort Tests command to stop all test patterns or any selected test pattern active on the DSU CSU B gt Procedure To abort test patterns 1 From the Main Menu screen select Test 2 From the Test screen select Abort Tests Lamp Test Use the Lamp Test command to start or stop a test of the DSU CSU front panel LEDs Starting a Lamp Test B gt Procedure To start a Lamp test 1 From the Main Menu screen select Test 2 From the Test screen select Device Tests 3 For the Lamp Test command select Start Aborting a Lamp Test B gt Procedure To abort the Lamp test 1 From the Main Menu screen select Test 2 From the Test screen select Device Tests 3 For the Lamp Test command select Stop 4 24 March 1999 3162 A2 GB20 30 Displaying DSU CSU Test Status Monitoring and Testing Use the System and Test Status screen to display the active tests for the DSU CSU Table 4 10 lists these messages B gt Procedure To display test status 1 From the Main Menu screen select Status 2 From the Status screen sel
168. rd is invalid an invalid password message appears and the screen reappears and waits for password entry fan invalid password is entered three consecutive times the message User Interface Idle appears Telnet sessions are closed dial in connections are disconnected and an SNMP trap is generated login Customer ID Node A Model 3162 Slot xx LOGIN Enter Password Enter Password Ctrl a to access these functions Figure 3 17 Entering a Password 3 32 March 1999 3162 A2 GB20 30 Operation Selecting the Timing Source The DSU CSU provides the ability to select a master clock timing source that is used to synchronize all of the T1 and data port interfaces on the DSU CSU The clock for each interface is at the appropriate rate for that interface e g 1 544 Mbps for the T1 interfaces the configured port rate for the data ports and it is independent of the master clock rate This means that the master clock rate and the DSU CSU interface rates may be different The clock source configuration options enable you to select either the network interface a synchronous data port the internal clock the DTE Drop Insert DSX 1 interface or an external clock If external clocking is selected you must use the clock rate configuration option to specify the clock rate Figure 3 18 shows some common clocking configurations For more information on configuration options refer to Appendix C NETWORK TERMINAL EQUIPMENT
169. ressing See IP Internet Protocol addressing agent SNMP AIS Alarm Indication Signal condition ASCII terminal printer message Device Health and Status message front panel LED indication troubleshooting 4 12 alarm messages See messages alarm allocation DSO channel See channel allocation AMI Alternate Mark Inversion applications ASCII terminal printer cabling example used for alarm messages async terminal interface ending a session functional description initiating a session menu organization recovering operation of Telnet access authenticationFailure trap AUX Port configuration option C 23 functional description physical description pin assignments used with SNMP system 2 B 3 B 17 F 2 3162 A2 GB20 30 B B8ZS Bipolar Eight Zero Substitution coding configuration option Self Test Health message backup capability BES Bursty Errored Seconds report BPV Bipolar Violation condition front panel LED indication Performance Report message troubleshooting cabling examples pin assignments D 1 channel allocation configuration pions OF procedure for configuring CLOCK IN interface functional description 1 4 3 33 physical description pin assignments clocking configuration options principles of operation technical specifications coding line C 4 COM Port cabling example configuration option functional descrip
170. rface based on the physical link protocol s immediately below the network layer Only the following values are supported by the DSU CSU ds1 Used for the network and DTE Drop Insert DSX 1 interfaces m propPointToPointSerial 22 Used for the synchronous data ports Used for the COM port when the port is not configured as the SNMP management interface m ppp 23 Used for the AUX or COM port when the port is configured for PPP m slip 28 Used for the COM port when the port is configured for SLIP Interface Group ifMtu Object ifEntry 4 This object identifies the largest datagram that can be sent or received on the interface It is applicable only to the interface configured as the SNMP management link This object is zero for all other interfaces Interface Group ifSpeed Object ifEntry 5 This object provides the interface s current bandwidth in bits per second The value of this object for each interface is specified as follows T1 Interfaces 1 544 000 bps COM and The currently configured data rate for the port AUX Data Ports The currently configured data rate for the port when the port is allocated to one of the T1 interfaces If the port is not allocated the data rate is defined as zero Interface Group ifAdminStatus Object ifEntry 7 This object specifies the desired state configuration of the interface This object is supported only for the COM port It provides
171. rm directory as well as the alternate directory are retried up to five times Disable Disables call retry If a call setup cannot be completed it is not retried NOTE This configuration option is only available if the communication port is enabled for an external device Dial Out Delay Time min 5 1 2 3 4 5 6 7 8 9 10 Specifies the number of minutes to wait between successive dial out alarms or traps and between retry attempts after failed alarm dial outs NOTE This configuration option is only available if the communication port is enabled for an external device Alternate Dial Out Directory None None 1 2 3 4 5 Specifies whether a call that cannot be completed busy no answer etc is retried using an alternate phone number This affects calls that are initiated in an attempt to send an alarm or trap message to the external communication port device The alternate phone number to try is contained in one of the five call directories If call retry is enabled the initial call is retried at the original number once before a call attempt to the alternate number is tried If the call is not completed at the alternate number it is also retried once The alternate dial out option applies to each alarm trap event Once a call for an alarm trap message either completes or fails all retry attempts the next alarm trap attempts to establish a call to the phone number contained in the alarm directory None Specifies that a
172. rmat AMI B8ZS Bit Stuffing 62411 Part68 Disable Line Build Out LBO 0 0 7 5 15 22 5 Management Link Enable Disable ANSI Performance Report Mes sages Enable Disable Network Initiated LLB Enable Disable Network Initiated PLB Enable Disable Circuit Identifier Text Field Clear DTE Interface Options Value Default in Bold Interface Status Enable Disable Line Framing Format D4 ESF Line Coding Format AMI B8ZS Line Equalization 0 133 133 266 266 399 399 533 533 655 DTE LB on External Contact Enable Disable Send All Ones on DTE Failure Enable Disable March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Configuration Options Sync Data Port Options Port 1 Value Default in Bold Port Type E530 V 35 RS449 X 21 Port Base Rate Nx64 Nx56 Transmit Clock Source Internal External Invert Transmit Clock Enable Disable Invert Transmit and Received Data Enable Disable Send All Ones on Data Port Not Ready Disable DTR RTS Both Action on Network Yellow Alarm None Halt Network Init Data Channel Loopback Disable V 54 FT1 Both Port DTE Initiated Loopbacks Disable DTLB DCLB Both Embedded Data Link Enable Disable EDL Management Link Enable Disable Excessive Error Rate Threshold 10E
173. rt and or the modem port Disable Prevents an alarm message for any alarm conditions Com Port Enables alarm messages routed to the communication port NOTE Alarm messages are only sent to the communication port if the Port Use configuration option is set to ASCII otherwise the alarm messages are discarded Alarm amp Trap Dial Out Disable Enable Disable Controls whether generated alarm or trap messages initiate a call if the external communication port device connection has not already been established When enabled a call is placed to the phone number contained in the alarm directory directory A If the call cannot be completed and the retry option is enabled the alarm or trap message is held until the call is completed or the call has been retried If more than one alarm message is received while waiting for a call retry only the highest priority alarm message received is held all previous messages are discarded Enable Enables automatic call initiation dial out if an alarm or trap message needs to be sent Disable Disables automatic call initiation Trap messages sent to the external communication port device are queued held if an external communication port device connection has not been previously established Alarm messages are not queued NOTE This configuration option is only available if the External Device Commands option is enabled Trap Disconnect Enable Enable Disable Specifies wheth
174. rts and management communication ports on the device Request to Send A signal from the DTE to the device indicating that the DTE has data to send V 24 circuit 105 March 1999 GL 7 Glossary RX RXC RXD SDCP self test server SES Set SNMP SLIP SNMP Stat branch STest branch StEvent subnet subnet mask TCP IP Telnet trap SNMP TStat branch T1 TX TXD UAS UDP UL GL 8 Receive To obtain transmitted signals Receive Clock V 24 circuit 115 Received Data Pin 3 of the EIA 232 interface that is used by the DTE to receive data from the modem Conversely the modem uses Pin 3 to transmit data to the DTE Shared Diagnostic Control Panel A feature that allows carrier mounted devices to share the same diagnostic control panel A test that checks most hardware components when power is applied to the device or a reset is initiated A device that offers a specific service such as database management to a client Severely Errored Seconds Usually defined as a second during which a specific number of CRC errors was exceeded or an OOF or other critical error occurred A command providing write access to SNMP MIB objects Serial Line Internet Protocol Protocol for serial operation on an internet Simple Network Management Protocol Protocol for open networking management Status branch of the CSU menu tree Self Test Health branch of the CSU menu tree Status Event Register Records
175. s functional description list of objects E 1 objects 1 2 principles of operation traps functional description specifications environmental status messages See messages status straps See configuration options subnet 3 16 C 26 C 27 C 28 F 1 synchronous data port See PORT 1 2 interface 3162 A2 GB20 30 Index T U technical specifications UAS Unavailable Seconds report Telnet access configuration options y examples of use l option table V 35 interface V 54 Loop 2 See data channel loopback DCLB V 54 Loop 3 See data terminal loopback DTLB option worksheet connection examples functional description terminal oe W test commands 4 14 vansan ttn front panel LED indications 3 2 lamp test weight B 2 Ll worksheets configuration option C 34 local loopback 3 j abort 4 21 data channel loopback DCLB X data terminal loopback DTLB 4 21 X 21 interface DTE loopback DLB line loopback LLB payload loopback PLB repeater loopback RLB Y Yellow Alarm condition remote loopback ASCII terminal printer message test messages Device Health and Status message test patterns 4 22 front panel LED indication 8 2 3 3 test jacks Performance Report message functional description troubleshooting 4 12 physical description timing See clocking traps SNMP See SNMP traps trou
176. s select Save to store these changes in nonvolatile memory If you want to return to the User Interface screen press your Esc key and then save your changes from that screen 3162 A2 GB20 30 March 1999 3 19 Operation Configuring DSO Channels The DSU CSU provides Cross Connect configuration options that allow you to do the following Display the DSO assignments for the network DTE Drop Insert DSX 1 and data port interfaces m Allocate DSO channels on the DTE Drop Insert DSX 1 interface to the network interface Allocate DSO channels on the network or DTE Drop Insert DSX 1 interface to particular data ports Map data from one port to another Clear deallocate all DSO channels from the network DTE Drop Insert DSX 1 or data port interface To allocate DSO channels begin by defining the logical channel configuration for the network interface and then the DTE Drop Insert DSX 1 interface and then any ports if desired See Figure 3 10 for an example of a conceptual diagram of a channel configuration Blank configuration worksheets are provided at the back of Appendix C Configuration Options These worksheets will help you prepare to perform the procedures in this section Figure 3 11 and Figure 3 12 are provided as an example only See Appendix C for other useful worksheets NOTE The procedures in this section are examples only Screen displays may vary depending on the configuration of the DSU CSU
177. s ON and Off continuously OOF ALEM PDW BPV NETWORK FR TKO AKG CYS RTS gt 493 14302 2 All the LEDs then start to flash simultaneously in the pattern twice ON then Off 3 If the self test is successful the Fail LED turns Off and the OK LED lights gt RX OOE AURA PDY BPV GO OOF ALAM E NETWORK TR TAD RXO oye RTS 493 1 4303 If the self test fails the Fail LED lights The DSU CSU continues to try to operate If you are in doubt about the results of the self test use the System and Test Status screen to display the results of this test see Se f Test Results in Chapter 4 Maintenance OOF ALBEM PDY BPV GO OOF ALARM EER NETWORK FR TXO AKG CYS RTS gt 493 14302 2 6 March 1999 3162 A2 GB20 30 Operation Overview This chapter contains information for operating your DSU CSU It includes a description of the front panel LEDs and sample procedures to help you become familiar with the use of the asynchronous terminal for DSU CSU control Front Panel LEDs There are twelve LEDs on the DSU CSU front panel The five LEDs on the right Figure 3 1 are shared between the DTE Drop Insert DSX 1 interface and the data ports Use the Control branch of the asynchronous terminal menu tree to choose which port s status the LEDs display see Menu Organization on page 3 7 OK FAIL TEST SIG OOF ALRM EER SIG OOF ALRM PDV BPV NETWORK DTR TXD RXD CT
178. stem 1 2 P 3 P 4 B 17 F 1 PORT 1 2 interface configuration options failure message front panel LED eicaone functional description managed by SNMP physical description pin assignments technical specifications power input cabling example connector consumption requirement troubleshooting power module power up self test displaying results front panel indications 2 6 3 2 troubleshooting problem determination See troubleshooting protocol link layer Q QRSS Test R rate auxiliary port C 23 communications port external clock synchronous data port rear panel connectors See connectors rear panel physical description IN 4 March 1999 recover asynchronous terminal operation remote loopback repeater loopback RLB reset asynchronous terminal operation front panel indications router applications RS 449 interface D 9 S self test displaying results front panel indications 3 2 troubleshooting 4 11 Send Ones configuration option serial crossover cable D 13 Serial Line Internet Protocol SLIP procedure for configuring 3 19 used with SNMP system 1 2 P 3 B 17 F 1 SES Severely Errored Seconds report SNMP Simple Network Management Protocol agent 1 2 configuration options examples of use option table option worksheet connection examples 2 3 P 5 F 1 database IP addressing manager MIB
179. ter for alarms to an async terminal to a network device e g a router for SNMP or Telnet applications to the LAN Adapter for SNMP or Telnet applications or to another DSU CSU s AUX port for daisy chain connectivity The SNMP LAN Adapter includes the cable that is needed to attach it to the DSU CSU The COM port connector is an 8 position keyed modular connector Table D 4 The data signals on this port are referenced to a DTE interface The COM port to PC cable is shown in Figure D 4 and the COM port to terminal printer cable is shown in Figure D 5 NOTE For daisy chaining an AUX port to a COM port a customer supplied 8 pin to 8 pin straight through cable is required and the appropriate configuration options Com Use and Aux Use must be set to Daisy Whenever the cable is connected or disconnected you should change the Daisy selection to ensure that the correct parameters have been negotiated for the link layer Table D 4 COM Port Connector Signal Direction Pin Number DCE Transmit Clock From DSU CSU 1 DCE Receive Data From DSU CSU 2 Signal Ground 3 DCE Transmit Data To DSU CSU 4 DCE Data Terminal Ready To DSU CSU 5 DCE Carrier Detect From DSU CSU 6 DCE Request to Send To DSU CSU 7 DCE Receive Clock From DSU CSU 8 March 1999 D 5 Pin Assignments 8 POSITION MODULAR PLUG KEYED NO CONNECTION RX DATA RX DATA GROUND GROUND TX DATA TX DATA DTR DTR CD CD N
180. ternal clock as the master clock source External Configures an external clock provided through the Clock In connector as the master clock source Port 1 Configures Port 1 as the master clock source This is the only synchronous data port you can use for the master clock If you enable EDL if for Port 1 and the DSU CSU Clock Source is set to Port 1 the external device must provide clocking of 8 kbps less than the expected data port rate For example if you select 64 kbps the external clock must supply a 56 kbps clock signal External Clock Rate KHz 1544 2048 1544 8 Specifies the clock rate when the master clock source is configured for external clock This configuration option does not appear when the clock source is not an external clock 2048 Sets the input rate of the external clock to 2 048 kHz 1544 Sets the input rate of the external clock to 1 544 kHz 8 Sets the input rate of the external clock to 8 kHz NOTE External clock rate 2 048 kHz does not imply E1 compatibility C 16 March 1999 3162 A2 GB20 30 Configuration Options User Interface Configuration Options The User Interface configuration options are divided into four tables as follows Communication Port Configuration Options Table C 7 m External Device Configuration Options Table C 8 m Telnet Sessions Configuration Options Table C 9 m Auxiliary Port Configuration Options Table C 10 Communication Port Configura
181. test is halted i e setting to dsx1SendNoCode m dsx1SendOtherTestPattern 8 Specifies that the network interface is sending a 1 in 8 test pattern The pattern is sent until the test is halted i e setting to dsx1SendNoCode Near End Group dsx1Circuitldentifier Object dsx1ConfigEntry 8 This object is only supported on the Net T1 Interface Near End Group dsx1LoopbackConfig Object dsx1ConfigEntry 9 This object specifies the loopback state of the T1 interfaces Only the following values are supported by the DSU CSU dsx1NoLoop 1 The T1 interface is not in a loopback state m dsx1PayloadLoop 2 Specifies that a Payload Loopback PLB is active for the network interface or a Repeater Loopback RLB is active for the DTE Drop Insert DSX 1 interface m dsx1LineLoop 3 Specifies that a Line Loopback LLB is active for the network interface or a DTE Loopback DLB is active for the DTE Drop Insert DSX 1 interface 3162 A2 GB20 30 March 1999 E 13 SNMP MIB Objects E 14 Near End Group dsx1LineStatus Object dsx1ConfigEntry 10 This object specifies the line alarm status of the T1 interfaces Only the following values are supported by the DSU CSU More than one value may be active at atime m dsx1NoAlarm 1 No alarm present m dsx1RcvFarEndLOF 2 A yellow alarm signal is being received m dsx1RcvAlS 8 An Alarm Indication Signal AIS is being received m
182. the currently configured trap manager s NOTE This configuration option is not available if the SNMP Traps configuration option is disabled Enterprise Specific Traps Enable Enable Disable Specifies whether enterpriseSpecific traps are enabled Enable Sends trap messages for enterpriseSpecific events to the currently configured trap manager s Disable Disables the sending of trap messages for enterpriseSpecific events NOTE This configuration option is not available if the SNMP Traps configuration option is disabled Link Traps Both Disable Up Down Both Specifies the link trap type to enable Interfaces monitored for linkUp and linkDown traps are specified with the Link Trap Interfaces configuration option Disable Disables the sending of trap messages for linkDown or linkUp events Up Sends trap messages for linkUp events to the currently configured trap manager s Down Sends trap messages for linkDown events to the currently configured trap manager s Both Sends trap messages for linkUp and linkDown events to the currently configured trap manager s NOTE This configuration option is not available if the SNMP Traps configuration option is disabled C 32 March 1999 3162 A2 GB20 30 3162 A2 GB20 30 Configuration Options Table C 15 SNMP Traps Configuration Options 3 of 3 Link Trap Interfaces All Network DTE Tis Ports All Specifies which interfaces generat
183. the grounding type plug by modifying the plug or using an adapter Prior to installation use an outlet tester or a voltmeter to check the ac receptacle for the presence of earth ground If the receptacle is not properly grounded the installation must not continue until a qualified electrician has corrected the problem If a 3 wire grounding type power source is not available consult a qualified electrician to determine another method of grounding the equipment 3 Slots and openings in the cabinet are provided for ventilation To ensure reliable operation of the product and to protect it from overheating these slots and openings must not be blocked or covered 4 Do not allow anything to rest on the power cord and do not locate the product where persons will walk on the power cord 5 Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous high voltage points or other risks Refer all servicing to qualified service personnel 6 General purpose cables are provided with this product Special cables which may be required by the regulatory inspection authority for the installation site are the responsibility of the customer 7 When installed in the final configuration the product must comply with the applicable Safety Standards and regulatory requirements of the country in which it is installed If necessary consult with the appropriate regulatory agencies and inspection authorities to ens
184. the occurrence of certain alarm conditions A portion of a network which may be a physically independent network segment that shares a network address with other portions of the network and is distinguished by a subnet number A subnet is to a network what a network is to an internet A number that identifies the subnet portion of a network address The subnet mask is a 32 bit Internet address written in dotted decimal notation with all the 1s in the network and subnet portions of the address Transmission Control Protocol Internet Protocol The dominant protocol suite in the worldwide Internet TCP allows a process on one machine to send data to a process on another machine using the IP TCP can be used as a full duplex or one way simplex connection Virtual terminal protocol in the Internet suite of protocols Allows the user of one host computer to log into a remote host computer and interact as a normal terminal user of the remote host A notification message to the SNMP manager when an unusual event occurs on a network device such as a reinitialization Test Status branch of the CSU menu tree A term for a digital carrier facility used to transmit a DS1 formatted digital signal at 1 544 Mbps It is used primarily in North America Transmit To send signals from a device Transmit Data Pin 2 of the EIA 232 interface that is used by the DTE to transmit data to the modem Conversely the modem uses Pin 2 to receive data from the DT
185. through FDL EDL 2 4 March 1999 3162 A2 GB20 30 Installation Important Instructions Read and follow all warning notices and instructions marked on the DSU CSU or included in this guide For a complete listing of the safety instructions see the mportant Safety Instructions section at the beginning of this guide Cabling Examples The DSU CSU is supplied with an ac power module Optional cables are described in Appendix D Pin Assignments Figure 2 9 illustrates some cabling examples COM NETWORK PORT PORT NETWORK PORT EXT CLOCK og oE Gan 3162 3162 DSU CSU DSU CSU TERMINAL SNMP MANAGER 496 15011 Figure 2 9 Cabling Examples 3162 A2 GB20 30 March 1999 2 5 Installation Power Up Self Test After you connect the DSU CSU to a power source the unit performs the power up self test to ensure that it is in good working order The DSU CSU performs this test on itself upon power up or after a device reset unless it has been disabled by the Self Test configuration option see Appendix C Configuration Options The self test includes a basic processor test a limited memory test a code checksum test and basic verification tests of the internal components B gt Procedure The power up self test consists of the following steps 1 Once the DSU CSU is plugged in the Fail LED blink
186. tion physical description pin assignments used with ASCII terminal printer used with SNMP system 11 2 P 3 B 17 IF 2 community name C 29 March 1999 IN 1 Index configuration options procedure for changing tables Alarm Cross Connect DTE Interface General C 15 Management and Communication C 26 Network Interface Port User merece fear worksheets connectors rear panel cabling examples functional description physical description pin assignments D 1 CPU failure message crossover ee CSS Controlled Slip Seconds report Customer 1 configuration area 3 12 Customer 2 configuration area D daisy chaining configuration options connectivity 1 4 2 3 2 4 data channel loopback DCLB 4 20 C 9 data port See PORT 1 2 interface data terminal loopback DTLB 4 21 C 9 database SNMP Device Fail message dimensions Download operation 3 34 DSO channel allocation See channel allocation DTE Drop Insert interface channel allocation procedure 3 20 configuration opore e failure message front panel LED indications functional description managed by SNMP physical description pin assignments technical specifications troubleshooting DTE loopback DLB configuration option external control interface IN 2 E EER Excessive Error Rate condition ASCII terminal printer message Device Health an
187. tion Options 3162 A2 GB20 30 Table C 7 Communication Port Configuration Options 1 of 3 Port Use Terminal Mgmt ASCII Daisy Terminal Specifies how the communication port is used Mgmt Configures the communication port as the link to an SNMP or Telnet system ASCII Configures the communication port as an ASCII port supporting ASCII alarm messages Daisy Configures the communication port as an SNMP or Telnet port that is daisy chained to the auxiliary port of an another 31xx Series device Terminal Configures the communication port as the interface to an async terminal Port Type Asynchronous Asynchronous Synchronous Specifies whether the communication port uses synchronous or asynchronous operation when it is configured as the SNMP or Telnet management link Asynchronous Configures the communication port for asynchronous operation Synchronous Configures the communication port for synchronous operation NOTE This configuration option is not available if the Port Use configuration option is set to ASCII Daisy or Term In these cases the communication port is always asynchronous Clock Source Internal Internal External Specifies whether the communication port uses internal or external clocking when it is configured for synchronous operation Internal Configures the communication port for internal clocking External Configures the communication port for external clocking
188. to the port Disable Disables the monitoring of interchange circuits from the DTE connected to this port DTR Monitors the DTE Ready interchange circuit CD CCITT 108 1 2 When DTR is interrupted all ones are sent to the network RTS Monitors the Request to Send interchange circuit CA CCITT 105 When RTS is interrupted all ones are sent to the network Both Monitors both DTR and RTS If either is interrupted all ones are sent to the network NOTE Ifthe Port Type configuration option is set to X 21 set this configuration option to RTS or Disable Action on Network Yellow Alarm Halt None Halt Specifies the action taken on this port when a Yellow Alarm is received on the network interface None Makes the data port unaffected by Yellow Alarms received on the network interface Halt Stops the transmission of data on the port and disables the data port when Yellow Alarms are received on the network interface When Yellow Alarms are received all ones are sent on the Received Data interchange circuit BB CCITT 104 The Clear to Send interchange circuit CB CCITT 106 is interrupted Network Init Data Channel Loopback Disable Factory 1 Both Factory 2 Disable V 54 FT1 Both Allows the initiation and termination of a Data Channel Loopback V 54 loop 2 by the receipt of a V 54 DCLB actuate sequence or DCLB release sequence from the network or far end device The sequences may be either V 54 o
189. to the previous screen Tab Moves the cursor to the next field Back Shift Tab or Ctrl k Moves the cursor to the previous field Backspace Moves the cursor one position to the left or to the last character of the previous field Spacebar Selects the next valid value for the field Delete Deletes the character that the cursor is on Up Arrow key or Ctrl u Moves the cursor up one field within a column on the same screen Down Arrow key or Ctrl d Moves the cursor down one field within a column on the same screen Right Arrow key or Ctrl f Moves the cursor back one character to the right Left Arrow key or Ctrl b Moves the cursor back one character to the left Ctrl l Redraws the screen display Return Enter Accepts entry NOTE Some Telnet applications may require the use of Ctrl u Ctrl d Ctrl f and Ctrl b as an alternative to the use of the Up Down Right and Left Arrow keys March 1999 3 9 Operation NOTE The following procedures are examples only This chapter uses examples to help you become familiar with the use of the asynchronous terminal for DSU CSU control Setting Customer Identification The customer identification is used to uniquely identify the DSU CSU gt Procedure To change the customer identification Customer ID 1 From the Main Menu screen select Control 2 From the Control screen select Customer ID The Custom
190. twork Interface Connector Signal Pin Number Receive Ring 1 Receive Tip 2 Transmit Ring 4 Transmit Tip 5 3162 A2 GB20 30 March 1999 D 1 Pin Assignments RJ48C RJ48C PLUG PLUG UNKEYED UNKEYED RECEIVE RING TWISTED PAIR RECEIVE TIP TRANSMIT RING TRANSMIT TIP 493 1 4156 01 Figure D 1 T1 Line Interface Cable RJ48C to RJ48C RJ48C PLUG UNKEYED RECEIVE RING RECEIVE RING RECEIVE TIP 3 RECEIVE TIP WHITE BLUE TRANSMIT RING ORANGE 9 TRANSMIT RING TRANSMIT TIP TRANSMIT TIP WHITE ORANGE 493 1 4342 Figure D 2 T1 Line Interface Cable RJ48C to DA15P D 2 March 1999 3162 A2 GB20 30 Pin Assignments DTE Drop Insert Interface The DTE Drop Insert DSX 1 interface connector is a DB15 type socket connector Table D 2 For information about using Relay Contact Sense for external DTE loopback refer to the DTE LB on Contact configuration option in DTE Interface Configuration Options of Appendix C The DTE Drop Insert DSX 1 cable Figure D 3 is typically supplied by a DTE vendor It is made of shielded twisted pair wires 22 AWG The cable connector is a DB15 type plug connector Be sure to connect the shield ground only at the DSU CSU end to prevent ground loops Table D 2 DTE Drop Insert DSX 1 Connector Signal Pin Number Receiver Tip from DTE 1 Receiver Ring from DTE 9 Transmitter Tip to DTE 3 Transmitter Ring to DTE 11 Relay Contact Sense R
191. ure compliance 8 A rare phenomenon can create a voltage potential between the earth grounds of two or more buildings If products installed in separate buildings are interconnected the voltage potential may cause a hazardous condition Consult a qualified electrical consultant to determine whether or not this phenomenon exists and if necessary implement corrective action prior to interconnecting the products 9 Input power to the ac voltage configuration of this product must be provided by a UL listed or CSA certified power source with a Class 2 or Limited Power Source LPS output 10 This product contains a coin cell lithium battery that is only to be replaced at the factory Caution There is a danger of explosion if the battery is incorrectly replaced Replace only with the same type Dispose of used batteries according to the battery manufacturer s instructions Attention Il y a danger d explosion s il y a remplacement incorrect de la batterie Remplacer uniquement avec une batterie du m me type Mettre au rebut les batteries usag es conform ment aux instructions du fabricant 11 In addition if the equipment is to be used with telecommunications circuits take the following precautions Never install telephone wiring during a lightning storm Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations Never touch uninsulated telephone wires or terminals unless the telepho
192. ved signal on the DTE Drop Insert DSX 1 port back to the DTE without change NETWORK INTERFACE PORT2 PORT1 496 14317 02 B gt Procedure To perform a DTE loopback 1 From the Main Menu screen select Test 2 From the Test screen select DTE Tests 3 For the DTE Loopback command under Local Loopbacks select Start 4 18 March 1999 3162 A2 GB20 30 Monitoring and Testing Starting a Repeater Loopback 3162 A2 GB20 30 The Repeater Loopback command RLB loops the signal being sent to the network back to the DTE Drop Insert DSX 1 and data ports The signal is looped back as close to the network interface as possible after it has passed through the framing circuitry of the DSU CSU Framing CRCs and BPVs are corrected NETWORK DeX INTERFACE DSA gee gt ALL is PORT1 PORT2 496 14318 02 gt Procedure To perform a Repeater loopback 1 From the Main Menu screen select Test 2 From the Test screen select Network amp DTE Tests 3 For the Repeater Loopback command under Local Loopbacks select Start March 1999 4 19 Monitoring and Testing Starting a Data Channel Loopback The Data Channel Loopback command DCLB loops the data received from the network interface for all DSO channels allocated to the selected port back to the network The loopback occurs after the data passes through the port circuitry but before it is sent out the data port NETWORK INTERFACE A
193. x Series devices daisy chained together with remotes connected via the FDL In this scenario all 31xx Series devices are on the same subnet 135 18 1 0 The subnet mask for each device is FF FF FF 00 A static route is set in the NMS host to subnet 135 18 1 0 The following notes apply to this scenario m Connections to remote devices may be via EDL or FDL however the FDL is only available on full T1 links not fractional T1s Check with the service provider to be sure that the FDL is end to end i e not terminated at an intermediate point within the network m Interconnected 31xx Series devices automatically pass routing information between them however a static route to the subnet s must be set in the routing table of the NMS host This route uses the 31xx Series device connected to the LAN via the LAN Adapter or the NMS via a direct PPP or SLIP connection as a gateway to the subnet s In all instances the addressing scheme presented works for both the LAN and the direct connections m Although routing table entries are maintained automatically by 31xx Series devices without the need for user configuration only a maximum of 100 routes is supported for a given device The choice of a host address within a given subnet is completely arbitrary Choose any legal host address for a given subnet without regard to the local or remote devices 3162 A2 GB20 30 March 1999 F 1 IP Network Addressing Scenario m Although th
194. ysical Descriptio s cincesiedsatadentotewlaiawiodewiaiaw tedended 1 3 2 Installation BM OVGIMIOW iron d cides ain ORME ee A eee 2 1 E Application Examples sdaceesics siacaeditindstasdtitedatasdirnead 2 1 SNMP or Telnet Connection Examples 0000e eee eee eee 2 3 m Important INSIMUCIONS 2iciaitasereceei haga riiai riei irria rie ted 2 5 K Cabling Examples ccc tac ct teed hace bites Hake Pah erani 2 5 m Power Up Self Test 0 00 e eect eee 2 6 3162 A2 GB20 30 March 1999 Contents 3 ii Operation OGIVIOW ata weniiinn dg drips inani deik niaaa aaa 3 1 PION PANG LEDS sca caigdsat dd whine dea aauh ggahas aa ad 3 1 Initiating an Asynchronous Terminal Session 20000005 3 5 Ending an Asynchronous Terminal Session 000000000 3 5 Recovering Asynchronous Terminal Operation 20 3 6 Meno CIGSNIZSOMcadicccsetawsdsaotitataieinadeeegceasaiass ace 3 7 Using Asynchronous Terminal Screens 202 00ce cence eee 3 8 Setting Customer IGGNUNCANON s s sicnceddiwdcrneiebansacaddeamande 3 10 Displaying LED COnGHIONS lt 0ccrrenceneeecietetenzedseceapezenes 3 11 Changing Configuration OptiOnNS 2 cccicicccciaeietenacsnevadeaten 3 12 Displaying or Editing Configuration Options 2 3 13 SaviNGEU GhAVGCS tactaciucacmud dite seagbehendatesdaaaaes 3 15 Configuring the DSU CSU for SNMP or Telnet Access 3 16 Conmiiquration ExXampleS iccc2ccn

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