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AS56 and AS56 User Manual

1. FCanier ID Local Circuit ID Billing Number 56 64 kbps DDS Carrier ID Local CircuitID 3 Billing Number 3 Framing Line Code Line Build Out Speed NTWK Diag Network Diagnostics Density Scrambler NI CFA DTE LO S ESF Format Peet eon T Channel Definitions Serial Not Serial Not FChannel Port Used T Channel Port Used Number Number DSO 1 DS0 13 DS0 2 DS0 14 DS0 3 DS0 15 Data Rate 050 4 050 16 First 050 090 5 090 17 ____ 050 6 050 18 Interface Type DSO 7 DS0 19 CD Handling X2 DS0 8 DS0 20 Data Norm Inv DS0 9 DS0 21 Clock Norm Inv DS0 10 DS0 22 Y DS0 11 DS0 23 Remote Loop V2 DS0 12 050 24 3 30 4556 and 556 User Manual Chapter Testing the Access Syst em56 Access Syst em56 testing can be performed via either the unit s control panel or an external terminal or PC The instructions below assume that the unit s control panel is being used Chapter 6 Auxiliary Ports describes usage of an external terminal The Access Syst em56 includes extensive diagnostic capabilities that allow testing of the unit itself as well as the attached network Follow the instructions below to access the Diagnostic Menus for Access Sys tem56 testing From Main Menu Main Menu UP DOWN to display _Diagnostics AS56 and AS5
2. 7 CBE 021 09025 DCE Cable SNMP TT Network Manager Router CBE 020 09025 DTE Cable Async VT100 Terminal Switched Public OPTIONAL Network AS56 and 56 User Manual 6 35 Auxiliary Ports 6 36 AS56 and 556 User Manual Appendix A Standard Cabling for User Ports Network Interfaces The T 1 and 56 64 kbps DDS Network Interfaces both use an 8 pin modular jack in an RJ 48 configuration The figures to the right show the pin numbering and the pin assignments of the two jacks The following cables are recommended CBE 010 56001 Dual purpose 8 position 8 pin male male modular ca ble RJ 48 configuration Used for connecting either the T 1 port to the supplier s T 1 network interface or the 56 64 kbps DDS port to the suppli er s 56 64 kbps DDS network interface Fifteen feet long One cable sup plied with unit Additional cable optional at extra cost 458 501766 0 QEight position 8 pin male male modular cable RJ 48 configuration with crossover wiring Normally used for connecting the T 1 ports for two Access Syste m56 units directly Eight feet long Optional at extra cost CBE 011 56641 Eight position 8 pin male male modular cable RJ 48 configuration with crossover wiring Normally used for connecting the 56 64 kbps DDS ports for two Access Sys tem56 units directly Fifteen feet long Optional at extra cost AS56 and 56 User Manual
3. 56 64 kbps DDS The user has selected System Alarms and Diagnostics from the mode terminal s DDS Main Menu and is presented with the menu depicted below The network alarms and diagnostics are described in Testing in 56 AS56 and 56 User Manual 6 13 Auxiliary Ports 64 kbps DDS Mode on page 4 9 Alarms and Statistics on page 5 1 and Alarm Definitions on page 5 3 Verilink Corporation AS56 CSU DSU Unit ID 01234567 System Alarms and Diagnostics Network Alarms Network Diagnostics State ErrSec LOS 00000 Local Loop Off Out of Frame Yes 01899 CSU Loop Off Out of Svc No 00001 DSU Loop Off Frame Err No 00001 Remote Loop Off CMI No 00000 Loop Ind On BPV 00001 DTE LOS Yes 01899 BERT Off Local ES 00038 Remote ES 00038 Sec in Test 00038 Insert BER Errors E Reset Counters R Cursor Forward SPACE Next Previous Entry Cursor Back BACKSPACE Return to Previous Menu April 26 1996 14 37 0 ENTER B X 6 14 4556 and AS56 User Manual Serial Port Diagnostics Indicators Serial Port Diagnostics Indicators T1 FT1 mode This section discusses the serial port diagnostics and indicators for T1 mode and 56 64 kbps DDS mode The user has selected Serial Port Diagnostics Indicators from the terminal s 1 Main Menu and is presented with the menu depicted below Thi
4. The User DTEs should also be connected at this time a RS 530 DTEs connect to the DSUs via male DB 25 connectors a V 35 and RS 449 37 pin DTEs connect to the DSUs via mechanical adapters supplied by Verilink All cable specifications are given in Appen dixA Standard Cabling for User Ports 3 24 AS56 and AS56 User Manual Line Testing Point to Point Configuration Line Testing This section discusses line testing for point to point configuration and Fractional T1 Integrated Access The line testing can also be performed via either the Acces s System56 control panel or an external terminal or PC The instructions belo assume that the unit is using the front control panel Chapter 6 Auxiliary Ports describes usage of an external terminal Confirm that both ends are configured self tested and connected to the network Confirm that the ALARM indicator is extinguished at both ends If not review both configurations and repeat both self tests If either ALARM indicator remains illuminated contact ourTechnical Assistance Center Once the ALARM indicators are extinguished proceed as follows T1 FT1 Mode Line Testing From Main Menu Main Menu UP DOWN to display Diagnostics SELECT to display Diagnostics Ntwk Port SELECT to display NI Diagnostics Local Loop Off AS56 and 56 User Manual 3 25 Configuring and Installing the Access Syste m56 DOWN as required NI Diagnostics
5. None CRT Alarm Off Source Int Cursor Forward SPACE Cursor Back BACKSPACE Feb 22 1995 14 37 02 Serial Port Configuration Interface V 35 CD On Data Inv Clock Norm Clocks Internal Rem Loop Enabld Next Previous Entry ENTER B Return to Previous Menu X 6 12 56 and 556 User Manual Link Alarms and Diagnostics Link Alarms and Diagnostics This section discusses the link alarms and diagnostics for T1 FT1 mode and 56 64 kbps DDS mode T1 FT1 mode The user has selected System Alarms and Diagnostics from the terminal s 1 Main Menu and is presented with the menu depicted below The network alarms and diagnostics are described in Testing in TI FTI Mode on page 4 2 Alarms and Statistics on page 5 1 and Alarm Definitions on page 5 3 Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 System Alarms and Diagnostics Network Interface NI Network Interface NI Alarms Diagnostics State ErrSec AIS No 00000 Local Loop Off Red Yes 01899 NI LLB Off Yel No 00001 NI RLB Off Ferr No 00001 PAYLD Loop Off CRC6 No 00000 BPV No 00001 Loop Ind On LOS Yes 01899 BER Pattern 2047 BERT Off E to Insert BER Errors Err Secs 00038 Sec Test 00038 Reset Counters R Cursor Forward SPACE Next Previous Entry ENTER B Cursor Back BACKSPACE Return to Previous Menu X
6. to display Riss OFE SELECT to display NI Diagnostics NI RLB _On If the remote end responds properly to this command the Network LOOP indicator will illuminate within approximately ten seconds If the remote end does not respond properly the LOOP indicator will remain extinguished and the LCD panel will change to NI RLB Off Confirm that the remote end has responded properly If it has not check the Network cable connections and try again If it still does not respond contact your network supplier Continue with the following steps only if the remote end has responded properly DOWN as required and NI Diagnostics SELECT fo display DOWN as required and NI Diagnostics SELECT display Err Secs _00000 DOWN as required and NI Diagnostics SELECT fo display Sec Test 00000 Confirm that the Seconds Test is properly incrementing and then depress UP to confirm that the Errored Seconds is not incrementing If the unit is receiving errored seconds confirm your configuration and run the testing again If the unit still indicates errored seconds contact our Technical Assistance Center 3 26 556 and AS56 User Manual Line Testing Turn Off the BERT and the Loop Your system is now ready for operation 56 64 kbps DDS Mode Line Testing From Main Menu Main Menu UP DOWN to 3 display _Diagnostics SELECT to display Diagnostics _Ntwk Port SELECT to display Ntwk Diagnostics Local
7. external clock is the External Timing pin on the interface The External setting requires special user cabling and a very specific configuration for the user DCE Please refer to Appendi xC Special Serial Port Cabling for more information The Int Ext setting may require a special DTE configuration or a modified cable Please refer to Appendi xC Special Serial Port Cabling for more information DOWN to Serial Port isplay Serial Port Remote Loop Enable Disable Depress SELECT to choose between Yes Enabled and No Disabled When Enabled this Serial Port channel will respond to receipt of a remote digital loop command arriving from the Serial Port channel of the mated Access Syst em56 unit Enabled is recommended unless the user has specific reason to do otherwise When Disabled this Serial Port channel will not respond to receipt of a remote digital loop command END display Configuration Serial Port END display Main Menu Configuration AS56 and AS56 User Manual 3 17 Configuring and Installing the Access Syste m56 Checking the T Channels From Main Menu Main Menu UP DOWN to display _Configuration SELECT Configuration to display _Ntwk Interface DOWN as Configuration required to r display _DS0 Assignments SELECT Channel to display _01 Depress UP or DOWN while comparing Access Syst em56 display with the checkmarks i
8. Configuration Multi Configurable Serial Port RS 422A Category I signaling is provided through a female DB 25 connector per the RS 530 specification With an external adapter cable the same signals are provided through a female DB 37 connector per the RS 449 specification The tables that follow show the pin numbering and the pin assignments of the adapter cables The following cabling is recommended 458 501792 0 10 25 pin DB 25 male connectors at both ends in compliance with RS 530 specification Straight through Fifteen feet long Optional at extra cost 458 502362 0 10 25 to DB 37 RS 530 to RS 449 adapter cable The Access System 56 end is 25 pin male in compliance with RS 530 specification the customer end is DB 37 female in compliance with RS 449 specification Used with customer supplied male male DB 37 cable Straight through Fifteen feet long Optional at extra cost AS56 and AS56 User Manual 5 Standard Cabling for User Ports RS 232 Configuration Figure 2 RS 530 RS 422A Pin Assignments RS530 RS449 Signal DB 25 DB 37 Shield 1 TXD out A out 2 4 RXD in A 3 6 RTS out A 4 7 CTS inA 5 9 DSR inA 6 11 Signal Ground 7 19 DCD in A 8 13 RXC in B 9 26 DCD in B 10 31 EXT CLK out B 11 35 TXC in B 12 23 CTS in B 13 27 TXD out B 14 22 TXC in A 15 5 RXD in B 16 24 RXC in A 17 8 18 2 RTS out B 19 25
9. Corporation Cursor Back BS T 1 CSU DSU Select Entry ENTER 5 1 18 X 423438 Acknowledge Alarm ESC Deactivate Console X 1996 14 30 05 Hangup Modem Ctrl E oe Bie AE 01234567 atus NTWK ALARM K Selecting the operating mode If you have purchased the AS56P S unit you can select one of two network interface operating modes T1 FT1 mode or 56 64 kbps DDS mode Changing the operating mode can only be accomplished by using the ASCII console interface Select the mode as follows AS56 and AS56 User Manual 6 7 Auxiliary Ports Unit ID 01234567 Verilink Corporation AS56 Plus T 1 CSU DSU 1 From the Main Menu select System Utilities The following menu appears April 26 1996 14 37 02 System Utilities Set System Time Set System Date Enter Unit Identification Number Clear System Configuration Configure Console and Printer Ports Enter AutoDial Parameters Enter Password Disable Front Panel Enter Unit IP Address gt gt gt Select Network Interface Type lt lt lt Cursor Forward SPACE Select Entry ENTER Cursor Back BACKSPACE Return to Previous Menu X 2 From this menu select gt gt gt Select Network Interface Type lt lt lt Select the desired Unit Type AS56 CSU DSU Unit ID 01234567 Verilink Corporation April 26 1996 14 37 02 e e ke e ee e he e eee he ke ee e e ke ce se e k k k k k e e k k k e k k k ke e k k k k k kkk kk
10. DTR out A 20 12 e 21 x DSR in B 22 29 DTR out B 23 30 EXT CLK out A 24 17 25 When the Access Syst em56 Serial Port is set for RS 232 the port operates in compliance with the TIA EIA RS 232 standards The tables that follow show the pin numbering and the pin assignments of the adapter cables The following cabling is recommended CBE 021 0053 0 DB 25 male connector DB 25 female connector Crossover Fifteen feet long Optional at extra cost 6 4556 and 556 User Manual Console Port Console Port The Access Syst em56 Console Port allows the user to connect to an external terminal The port provides a DE 9 receptacle SUPV Port DB 9 DCE DCD out RXD out TXD in DTR in not used signal groun DSR out RTS in CTS out RI out not used AS56 and AS56 User Manual 7 Standard Cabling for User Ports SNMP Port The Access Syst em56 SNMP Port is a dual function port It allows the user to connect to an external printer and it enables an SNMP network management console to be connected to the unit The port provides a DB 9 receptacle SNMP Port DB 9 DCE DTR in RXD out TXD in not used signal groun not used CTS out not used not used Both the Console port and the SNMP port permanently DCE There are two configuration
11. Unit Type AS56 Plus CSU DSU CR to Select Type S ave or Q uit e e ke e ee e he e ee e he ke ke ce e he ke ce ce ke he k k k k k k k k k e k k k ke k k k k k k kk k kk CR 6 8 4556 and AS56 User Manual AS56 Plus T 1 CSU DSU or AS56 CSU DSU Terminal Operation a Ifyou select S ave the following appears on the screen ee he e e e ehe e ke ke e he e ke ke k ke k k k k k k k k k k k k k k k k k k k k k k k k kkk kkk Unit Type AS56 Plus CSU DSU Are you sure gt gt gt gt gt gt S ave or Q uit e e ke e ke ke e he e ce e e he e k k e he k k k k k k k k k k k k k k k k k k k ke ce e ke e ek ke kkk b Ifyou select 5 ave the following appears on the screen lt lt lt lt lt lt lt lt lt lt WARN I N G gt gt gt gt gt gt gt gt gt gt You have CHANGED the NETWORK INTERFACE selection The digital service provided MUST MATCH the network interface The unit will restart to activate the new interface The console will be disconnected wait 3 seconds then Press Enter once or twice to re establish the console connection You may CANCEL this operation NOW by pressing Q uit To complete the network interface change press Y es AS56 and 56 User Manual 6 9 Auxiliary Ports Configuration Menus T1 FT1 mode This section describes the systemconfiguration menus for T1 FT1 mode and 56 64 kbps DDS mode Fro
12. is detected on the network interface DEN Used only in T1 FT1 mode Indicates that the Network Interface is forcing the required number of transmitted ones to satisfy the T1 network requirements This could be a result of improper configuration or failure of the customer s attached Serial Port equipment and will result in data corruption TST Indicates the status of the BERT test if in progress Will be ON only if the test results are good LP Illuminates when a loop condition exists in the serial port either at the local or remote end DCD Illuminates when the state of the Data Carrier Detect or equivalent lead being transmitted to the DTE connected to the serial port is ON or HIGH AS56 and 56 User Manual 2 5 Front Panel Overview 2 6 AS56 and AS56 User Manual Chapter NOTE Le Configuring and Installing the Access Syst em56 If you have purchased the AS56P S unit you can select from two Network Interface Operating Modes a 556 factory default 56 64 kbps CSU DSU a AS56P 5 T1 CSU DSU Obviously you must first insert the cable into the correct port However changing the operating mode can only be accomplished using the ASCII console interface Before proceeding any further refer to the procedures in Terminal Configuration on page 6 5 and Terminal Operation on page 6 7 YUL sss sieiisupiild eiiiduiuiusp iil dis i ssd s WARNING The following rules should always be
13. pz CBE 020 09025 hm DTE Cable 6 Async VT100 Terminal EET I ll Terminal Server Hub Intelligent Port OPTIONAL With a router In Figur e6 4 an RS 232 SLIP port on the router is permitting Access System 56 to access the LAN for SNMP management purposes Figure 6 4 SNMP Manager Access with a Router SNMP Network Manager AS5e6Plus NETWORK INTERFACES SERIAL PORT T 1_56Kbps DDS sup CONSOLE k 5 V 35 RS 422 WAN G RS 232 SLIP Router Port 020 09025 m DTE Cable Async VT100 Terminal OPTIONAL 6 34 AS56 and AS56 User Manual NMS SNMP Configuration Via direct or dial up connection Another method allows the SNMP Manager to access the Access System 56 without the terminal server This is by way of a direct or dial up connection over an RS 232 port on the SNMP management station The SNMP Network Management System must support UDP IP SLIP over the asynchronous serial link This connection is diagrammed in Figur e6 5 Figure 6 5 SNMP Manager Access via Direct or Dial up Connection i AS56P us NETWORK INTERFACES T 1 56Kbps DDS V 35 RS 422 WAN Por 2 SNMP CONSOLE 4
14. 1 Standard Cabling for User Ports T 1 Port RJ48 To FromCentum Pin Signal 56 Series 1 Receive R1 To 2 Receive T1 To 3 Not Used _ 4 Transmit R From 5 Transmit T From 6 Not Used 7 Optional Shield Ground 8 Optional Shield Ground 56 64 kbps DDS Port RJ48 To FromCentum Pin Signal 56 Series 1 Transmit T From 2 Transmit R From 3 Not Used 4 Not Used m 5 Not Used 6 Not Used 7 Receive T1 To 8 Receive R1 To 2 556 and AS56 User Manual Multi Configurable Serial Port Multi Configurable Serial Port The Access Syst em56 Serial Port is a multi configurable port in which the interface may be defined as either V 35 RS 530 RS 422A or RS 232 The serial port interface provides a DB 25 pin receptacle The pin assignments for the serial port interface are listed below Pin RS23 RS53 V 35 1 chassis chassis chassis 2 TXD out TXD TXD 3 RXD in RXD RXD 4 RTS out RTS RTS 5 CTS in CTS CTS 6 DSR in DSR DSR 7 signal gn signal gnd signal gnd 8 DCDi DCD DCD 9 voltage RXC RXC 10 voltage DCD not used 11 not used EXT TXC EXT TXC 12 not used TXC RXC 13 not used CTS TXD 14 not used TXD TXC 15 TXC in TXC TXC 16 not used RXD RXD 17 RX
15. 29 30 3 16 4556 and AS56 User Manual Switched is the recommended mode of operation unless the customer DTE requires otherwise Depress SELECT to choose On Off CD tracks RT or Switched DOWN Serial Port Epid Data Norm Serial Port data normal nverted Depress SELECT to choose between Norm and Inv DOWN Serial Port display Clock Norm Serial Port clock normal inverted Depress SELECT to choose Norm or Inv Initially choose Norm If frequent errors occur at this serial port try Inv and check performance Normally the down going clock edge is in the middle of each bit This is required by networks Some particularly with high speedV 35 configurations and or lengthy cables place the rising edge in the middle of each bit Inv will correct this condition to satisfy the network DOWN to Serial Port display Clocks Internal Serial Port clock handling Depress SELECT to choose Internal External or Int Ext Internal is the normal setting and should always be chosen unless there is specific reason to do otherwise At the serial interface 31 Configuration Parameters Access Syst em56 will provide both TX clock and RX clock to the customer DTE External should be used with the Serial Port if the attached user equipment is DCE rather than DTE With external timing the user s DCE must be used as the system s master clock See Timing Source item 16 above The
16. 6 24 556 and AS56 User Manual Utilities 1 and 56 64 kbps DDS modes Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 Console and Printer NMS Port Configuration Console Port Speed Automatic Baud Rate Detection Printer NMS Port Mode Connected to Printer Printer NMS Port Speed 9600 BPS Cursor Forward SPACE Select Entry ENTER Cursor Back BACKSPACE Return to Previous Menu X AS56 and 56 User Manual 6 25 Auxiliary Ports Unit ID 01234567 Verilink Corporation AS56 Plus T 1 CSU DSU ee ke e e e e he e ke k e he e k e e k k k k k k k k k k k kk k e eek e e AutoDial Menu Hw oce Enter Phone Number Enable AutoDial No Dial Out Speed 9600 BPS Edit or Save Phone Number ENTER Cursor Forward SPACE Cursor Back BACKSPACE Return to Previous Menu X kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk April 26 1996 14 37 02 6 26 AS56 and AS56 User Manual Utilities 1 and 56 64 kbps DDS modes Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 k k e k e k k k k k k k k he e k k k k k k k k k k k k k ee ce kk e ee e e Password Menu Edit or Save Password ENTER Cursor Forward SPACE Cursor Back BACKSPACE Return to Previous Menu X ke ke k
17. 64 kbps DDS Mode Line Testing esee eene 3 27 Line Testing Integrated Access Fractional T1 sss nenne 3 29 56 and ASSO YW ork sleet aat et ed eb 3 30 TESTING THE ACCESS SYSTEM 56 4 1 Testingan Mode eite eai Uu pierde epus 4 2 Local nmn eniro ope eme pits 4 2 Payload BER T see E iine e eo P e cei i pent npe ees 4 3 Local Loop with BERT 4 4 Payload LOOP tet et EE EE Ue uet e esters nre 4 5 Line iuge ee A EA A ah hes nep 4 6 Se al Port LOOP ME a 4 7 Senal Port BERT ee enu decet iia ieee ee as ate 4 8 Testing in 56 64 kbps DDS Mode ssssseeeeseeeeeee eene nennen nennen ennt ener treten enne 4 9 Local Loop i rnt DPF PEE DRE 4 0 CSU Loop iet te e Rt dei EE E ede 4 10 DSU LOOP 3 teet Er Per tr teret ets 4 11 OTHER FEATURES 5 1 Alarms and Statistics iere re erepti eiae erroe exte vede erbe te re extre 5 1 TAZET T MOM Ci s reri eere epe rete d ero eee ente ect 5 1 56 64 kbps DDS mode ertet erre tenter eet epe MR eee ise tun eee 5 2 Alarm Defmitions PER REA REC UP NEN CE 5 3 TET Tqmnode oen use ron EIE DET ING 5 3 56 64 kbps DDS mode nee tte rhe ter eiie ee eset e Ree EUR 5 3 ESF Statistics Definitions TI FT1 Mode sss enne nnne nennen 5
18. DDS MOde tee eH eoe tete ten toI 6 15 ESF Registers TI ET1 mode 5 eerte peret per eee ente Peres 6 17 Event Log T1 FT1 Mode and 56 64 kbps DDS mode 6 19 Utilities and 56 64 kbps DDS modes esee eere nnne enne 6 20 Prnter Configuration ene need A aS A es 6 26 Printer Port Flow Control eee et ree entiende 6 27 Pint r Opera HOD ienei Recte e e A UR EEE b to 6 28 Front panel operation 1 eee cere petite 6 28 Terminal operatiOn oo pe recte e REIS EAR RU RERO ER REPRE E YE eU 6 28 NMS SNMP Configuration ce e EA EE E EEA ARE Se 6 29 Pront Fanel Operation iet neen USES UHR ten R E E ER 6 29 AS56 and 56 User Manual ix x Terminal Operation gt aan eke aR co eh eR 6 29 Compiling the t ORE ite tp t tester 6 30 Providing SNMP Manager Access sese 6 30 With a terminal Servef avai obe ette eet eee ete eir conten ete 6 30 With a pOUte esee ieee US IEEE eI 6 31 Via direct or dial up connection sssri iiss n ee nennen eene 6 32 STANDARD CABLING FOR USER PORTS 1 Network Interfaces eese eee re hei repe e tede 1 Multi Configurable Serial nennen ennt rennen nenne A 3 M33 Config ration ceci HO D PEE E etii er Viene t irse s A 4 RS 530 RS 422A Configuration esee enemies nennen
19. Male for external timin Application 458 501791 015 15 No RS 530 Male to Male for external timing Application Adapter Cables below 458 502361 015 15fL No 25D type RS 530 Male to 37 pin RS 449 Female Application 458 502362 015 15ft No 25D type RS 530 Male to 37 pin RS 449 Male Application 458 502363 015 15 ft No 25D type RS 530 Male to 37 pin RS 449 Female Application for external timing 458 502364 015 15 ft No 25D type RS 530 Male to 37 pin RS 449 Male for Application external timing a External Timing is the same as DSU X for a cross over cable b Adapter cables are used to convert between a 25 pin connector on the rear of the box to a 37 pin con nector on the customer apparatus For additional cable and pinout detail see the following sections of this manual a Appendix A Standard Cabling for User Ports a Appendix B Special Serial Port Cabling Auxiliary ports Both auxiliary ports consist of 9 pin D type female connectors Because the ports are permanently DCE there are two configurations for the required cabling depending on whether the connections are direct or via modems 6 2 556 and AS56 User Manual Cabling The following cables are recommended CBE 020 09025 9 pin D type male to 25 pin D type male for direct connection of a terminal or a printer Four feet long Cable is included CBE 021 09025 9 pin D type
20. Pin Assignments RS 530 24 Ex TXC A lt A 11 Ex TXC B 4 DB 25 Signal 15 TXC A 17 RXC A 2 TXD A 3 RXD A 12 TXC B 9 RXC B 14 TXD B 16 RXD B 4 RTS A 8 DCD A 5 CTS A 20 DTR A 6 DSR A 19 RTS B 10 DCD B 13 CTS B 23 DTR B 22 DSR B 7 GROUN B 6 A556 and 556 User Manual Customer RS 422A DCE Pin Assignments Signal TXC A RXC A Ext TXC A TXD A RXD A TXC B RXC B Ext TXC B TXD B RXD B RTS A DCD A CTS A DTR A DSR A RTS B DCD B CTS B DTR B DSR B GROUND RS 530 DB 25 15 17 24 20 19 10 13 23 22 5 449 37 5 8 Internal Function DTE Internal Function
21. Serial Port 1 Cabling for External Timing Access System 56 RS 422A Serial Port Customer RS 422A DCE Pin Assignments Pin Assignments RS 530 RS 530 RS 449 DB 25 Signal Signal DB 25 0 37 15 TXC A X 15 5 17 X RXC A 17 8 24 Ext TXC A cuc he Ext TXC A 24 17 2 TXD A Ql c TXD A 2 4 3 RXD A RXD A 3 6 12 TXC B X TXC B 12 23 9 RXC B x RXC B 9 26 11 Ext TXC B POSEEN cu Ext TXC B 11 35 14 TXD B ELA cc Eh TXD B 14 22 16 RXD B RXD B 16 24 4 RTS A eee RTS A 4 7 8 DCD A DCD A 8 13 5 CTS A X X CTS A 5 9 20 DTR A Me oro DTR A 20 12 6 DSR A DSR A 6 11 19 RTS B ca NE il RTS B 19 25 10 DCD B DCD B 10 31 13 CTS B X X CTS B 13 27 23 DTR B a DTR B 23 30 22 DSR B DSR B 22 29 7 GROUND GROUND 7 19 AS56 and 56 User Manual B 3 Special Serial Port Cabling 458 502363 0 1D5 25 to DB 37 to RS 449 adapter cable The Access System 56 end is 25 pin male in compliance with RS 530 specification the customer end is DB 37 female in compliance with RS 449 specification Used with customer supplied male male DB 37 cable Fifteen feet long Optional at extra cost Adapter cables are available to convert 25D type RS 530 to 37 pin RS 449 The following cables can be ordered from Verilink B 4 4556 and 556 User Manual 37 pin D type RS 530 male to 36 pin RS 449 female 37 pin D type RS 530 male to 36 pin RS 449 male 37 pin D type RS 530
22. Set System Time Set System Date Enter Unit Identification Number Clear System Configuration Configure Console and Printer Ports Enter AutoDial Parameters Enter Password Disable Front Panel Enter Unit IP Address gt gt gt Select Network Interface Type lt lt lt Cursor Forward SPACE Select Entry ENTER Cursor Back BACKSPACE Return to Previous Menu X 6 20 4556 and AS56 User Manual Utilities 1 and 56 64 kbps DDS modes Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 System Utilities Set System Time Set System Date kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk Enter Hr Min Sec gt 15 06 43 End with CR e e ke e e ee k e k k k he k k k e k k k k k he k k k k e e e kk kkk ke e ec ke ke Enter Unit IP Address gt gt gt Select Network Interface Type lt lt lt Cursor Forward SPACE Select Entry ENTER Cursor Back BACKSPACE Return to Previous Menu X AS56 and 56 User Manual 6 21 Auxiliary Ports Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 System Utilities Set System Time Set System Date ee ke e ke ke ke ke e ke ke e he e k e e he k k k k k k k k k k k k k ke e e ke e ke ee ke Enter Mon Day Yr 02 22 95 End with CR ee ke e ee e he e ke ke e he e ke ke e he k k k k k k k k k k k k k ke e k k
23. and without notice Verilink equipment is covered by a 5 year new product warranty For additional information call 1 800 VERILINK AS56 and 56 User Manual FCC Information This equipment complies with the requirements in Part 15 of FCC Rules for a Class A computing device Operation of this equipment in a residential area may cause unacceptable interference to radio and television reception requiring the operator to take whatever steps are necessary to correct the interference Verilink shielded cables should be used with this unit to ensure compliance with the Class A limits This equipment meets the technical criteria specified in the Part 68 rules sub part A through F for connection of terminal equipment to the telephone network as well as the requirements specified inAT amp T Technical Publications 62411 54016 and 54019A ESF This equipment meets the safety requirements of the Underwriters Laboratories UL technical publications UL 1950 Type of Interface 1 544 Mbps Digital Channel Facility Interface 04DU9 B for D4 format 04DU9 C for ESF format with AMI Line Code 04DU9 S for ESF format with B8ZS Line Code Service Code 6 0N Jack Arrangement RJ 48C Ringer Equivalence N A iv AS56 and AS56 S User Manual FCC User Requirements The following instructions are provided to ensure that you comply with the Federal Communications Commission FCC Rules Part 68 1 All direct connections to t
24. choose between Yes and No User equipment must always respond to network generated diagnostic commands Select Yes unless the commands are to be passed to another T1 device that will respond DOWN to NI Configuration display Density XXXX NI Density This information must be obtained from the network supplier Depress SELECT to choose Clear or 62411 A Clear network imposes no ones density requirements on the user A 62411 network complies with AT amp T Technical Reference 62411 and limits Access Sy stem56 transmission to no more than fifteen consecutive zeroes If the Line Code entry is B8ZS choose Clear If the Line Code entry is AMI choose 62411 DOWN to NI Configuration display NI CFA XXX NI CFA Depress SELECT to choose between Yes and No Yes causes the unit to discard data and send a yellow alarm if it is in a red alarm condition for three seconds AS56 and 56 User Manual 3 5 Configuring and Installing the Access Syste m56 10 11 3 6 AS56 and AS56 User Manual Yes should be chosen if the network supplier is a common carrier such as a telephone company and the application is data and voice No may be selected for data only applications If the network is private the selection is a user option DOWN to NI Configuration display ESF Frmt XXX ESF Reporting Format This entry describes the types of ESF network commands that the unit will respond to It has n
25. crystal display LCD screen and seven front panel indicators The LCD screen serves as a window that can be moved vertically The indicators are separated into Network and Serial Port DTE groups Terminal Control Access Syst em56 features can be accessed via an external terminal The terminal s CRT allows displays that are much more comprehensive than possible via the front panel LCD The user supplied terminal can be selected from a wide variety of standard offerings or can be a PC with terminal emulation software NMS Control SNMP Agent Inside Configuration dialing and testing can also be controlled through any SNMP Manager using the SNMP Agent software The direct connection SLIP port on the rear panel of the Access Syste m56 supports speeds of 1200 2400 4800 and 9600 bps A password routine prevents unauthorized access to the NMS console screens Printer Support The Access Syst em56 includes a port for printer support Real time reports of all system events are automatically sent out this port In addition the front panel or an externally attached terminal can command printouts of configuration alarms and ESF statistics Event Log The Access Syst em56 constantly monitors for the occurrence of events such as alarms test commands and system resets When an 1 4 556 and AS56 User Manual Specifications Specifications event occurs a description with a time and date stamp is immediately sent out th
26. followed when connecting telephone equipment and or wiring 1 Never install telephone wiring during a lightning storm 2 Never install the telephone jacks in wet locations unless the jack is specifically designed for wet locations 3 Never touch insulated telephone wires or terminals unless the telephone line has been disconnected at the network interface 4 Usecaution when installing or modifying telephone lines UL A Access Sys tem56 units should not be connected to the network until after it has been completely configured and has successfully passed self test AS56 and AS56 5 User Manual 3 1 Configuring and Installing the Access Syste m56 Requirements Software and hardware Power and environmental Listed below are the requirements for operating Access Syste m56 units Each Access Sys tem56 product is a self contained unit that can be configured with no additional software or hardware This chapter describes the steps necessary to configure test and install Access Syst em56 using the front panel buttons and LCD panel The same steps can be more easily performed using a customer supplied external terminal or PC with terminal emulation software See Chapte r6 Auxiliary Ports Access Syst em56 uses 110 120 VAC 60 Hz at 0 25 amps Access Syst em56 does not require a conditioned environment but should be operated in areas with adequate ventilation 3 2 556 and AS56 User Manual Config
27. from a modem to indicate a connected device Every time thatRTS or CD is lowered and subsequently raised the unit assumes the possibility that a different terminal has been attached and will again present the user with the password entry screen After selecting a terminal type the user is presented with a Main Menu on the CRT screen and is allowed access to all configuration test and query functions provided by the Access System 56 unit 6 6 4556 and AS56 User Manual Terminal Operation Terminal Operation Because the terminal functions are identical to the front panel functions previously described in this manual except for a more comprehensive display their descriptions are not repeated here Instead screen displays for the T1 ESF CSU and the DDS 56 64 kbps CSU are shown beginning with the Main Menu below The user is advised to peruse the CRT menus while reviewing the front panel descriptions In all cases SPACE advances the cursor BS moves the cursor back ENTER or RETURN selects an entry and ESC acknowledges an alarm kkkk kkkk kkkk Verilink AS56 Plus Software April 26 Unit ID System St Front Panel ENABLED ok dde T 1 ESF CSU DSU MAIN MENU KKK ek System Configuration Serial Port Diagnostics Indicato System Alarms and Statistics ESF Registers Event Log System Utilities kkkk kkk kkk kkk kkkk kkkkkkkk kkkkkk Cursor Forward SPACE
28. k e e kk e e Enter Unit IP Address gt gt gt Select Network Interface Type lt lt lt Cursor Forward SPACE Select Entry ENTER Cursor Back BACKSPACE Return to Previous Menu X 6 22 AS56 and AS56 User Manual Utilities 1 and 56 64 kbps DDS modes Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 System Utilities Set System Time Set System Date kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk Enter New Unit ID gt 01234567 End with CR e e ke e e e e e e eee he e e ce e he e ce ce e he e ce ce se e e ce ce e ke ce e ke e Enter Unit IP Address gt gt gt Select Network Interface Type lt lt lt Cursor Forward SPACE Select Entry ENTER Cursor Back BACKSPACE Return to Previous Menu X AS56 and 56 User Manual 6 23 Auxiliary Ports Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 System Utilities Set System Time Set System Date kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk Clear ALL Configuration Y es or N o e e ke e ee e e e ke ke e he ke ke ke e he ke k ce k k k k k k k k k k k e k k k ke e k k Enter Unit IP Address gt gt gt Select Network Interface Type lt lt lt Cursor Forward SPACE Select Entry ENTER Cursor Back BACKSPACE Return to Previous Menu X
29. male to 25 pin D type male for direct connection of a modem Four feet long Cable is optional at extra cost Appendix A Standard Cabling for User Ports lists the pin assignments for the auxiliary ports AS56 and 56 User Manual 6 3 Auxiliary Ports Rear panel views The two following figures show the rear panel views of the AS56Plus and AS56 respectively As an example the AS56P S rear panel is labeled in detail Figure 6 1 Rear Panel of Access System 56 5 T1 CSU DSU 8 pin D series 25 pin Receptacle Modular Jacks D series 9 pin Receptacles NETWORK INTERFACES 7 1 56 Kbps DDS SERIAL PORT Data Application Port DCE Network Connections RJ 48C Configuration Serial Printer Support and SNMP Access ASCllTerminal Access Power cord connection Figure 6 2 Rear Panel of Access System 56 CSU DS NETWORK INTERFACES 56 Kbps DDS SERIAL PORT mm CONSOLE f 3 f S oo j ay J Z The serial port provides the following interface options a 530 and RS 232 by direct connection a RS 422 449 with a Verilink adapter cable and a V 35 with the adapter module shown in FigureA 1 V 35 Adapter Module Pin Assignments on page A 4 6 4 556 and AS56 User Manual Terminal Configuration Terminal Configuration Before connecting the terminal set it to
30. male to 36 pin RS 449 female for external timing 37 pin D type RS 530 male to 36 pin RS 449 male for external timing Cables for INTernal EXTernal Timing Cables for INTernal EXTernal Timing Access System 56 V 35 Serial Port Pin Assignments Series 34 pin Y V U P 2 gt m TOmodo mx Signal TXC A RXC A Ext TXC A TXD A RXD A TXC B RXC B Ext TXC B TXD B RXD B RTS DC CTS DTR DSR GROUND Please refer to items 16 and 24 on AS56 and 56 Worksheet on page 3 30 Internal External timing is supported with standard straight through cabling In addition the attached DTE must internally loop back its incoming Transmit Clock to its outgoing External Transmit Clock If this cannot be done inside the DTE itself the same function can be provided with cable jumpers at the DTE connector Contact factory if assistance is needed Figure B 83 V 35 Serial Port 1 Cabling for Internal External Timing Customer V 35 DCE Pin Assignments M Series Signal 34 pin TXC A RXC A Ext TXC A TXD A RXD A TXC B RXC B Ext TXC B TXD B RXD B RTS DC CTS DTR DSR GROUND DTE Internal Function lt lt gt g DTE Internal Function mIo x AS56 and 56 User Manual B 5 Special Serial Port Cabling Figure B 4 RS 422A Serial Port 1 Cabling for Internal External Timing Access System 56 RS 422A Serial Port
31. then use UP DOWN arrows to Access current network alarm conditions which are shown with the number of seconds that the alarms have been present since the last alarm reset Reset the alarm times Access both current and 24 hour ESF statistics Access the current ESF registers Send alarms to an externally attached printer See Chapter 6 Auxiliary Ports Send ESF statistics to an externally attached printer See Chapter 6 Auxiliary Ports AS56 and 56 User Manual 5 1 Other Features 56 64 kbps DDS The Alarms and Stats Main Menu is intended for those users with 56 64 mode kbps DDS alarm knowledge From the Alarms and Stats Main Menu SELECT then use UP DOWN arrows to m Access current network alarm conditions which are shown with the number of seconds that the alarms have been present since the last alarm reset a Reset the alarm times a Send alarms to an externally attached printer See Chapter 6 Auxiliary Ports 5 2 ASS6 and AS56 User Manual Alarm Definitions Alarm Definitions T1 FT1 mode 56 64 kbps DDS mode This section discusses the alarm definitions that apply to mode and 56 64 kbps DDS mode AIS An unframed all ones condition has been detected LOS Loss of Signal At least 32 consecutive zeroes have been received at the network interface Red Alarm A loss of frame alignment has occurred and synchronization has been lost Yellow Alarm A Yellow Alarm is
32. to the Utilities Menu Edit Unit ID After selecting Edit Unit ID from the Utilities Menu use the UP DOWN arrows to move the cursor to the next digit of the ID number SELECT increments each digit from 0 9 END takes you back to the Utilities Menu Clear BRAM This function clears all user entered configuration parameters and returns the Access Syste m56 unit to the factory default condition USE WITH CAUTION Determine installed software level END takes you back to the Utilities Menu Configure Auxiliary NMS Printer Port See Chapter 6 Auxiliary Ports Note After selecting NMS Printer Port from the Utilities Menu use the UP DOWN arrows to choose Mode Speed or Edit IP Address The options for Mode are SNMP NMS Printer or Disabled The options for Speed are 1200 2400 4800 9600 and 19200 See Chapter 6 Auxiliary Ports END takes you back to the Utilities Menu AS56 and AS56 User Manual 5 9 Other Features Events The Access Syst em56 constantly monitors for the occurrence of events such as alarms test commands and system resets When an event occurs a description with a time and date stamp is immediately sent out the printer port The format and interpretation of printed events are shown on the next page In addition the Access System 56 maintains a log of the most recent sixteen events and that log can be accessed by either the front panel controls and LCD panel or an externally attac
33. user has selected ESF Registers and is presented with the following menu Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 ESF Registers ESF Statistics Register Current 24 Hour Errored Seconds 000 00000 Failed Seconds UAS 201 01250 Severely Errored Seconds 000 00000 Bursty Errored Seconds 000 00000 Loss of Frame Count 000 00001 Time in Interval 201 Valid Intervals 003 ESF Status FU000000 Display ESF Network Registers R Return to Previous Menu X AS56 and 56 User Manual 6 17 Auxiliary Ports The user can then proceed to this next menu for detailed information These menus provide the functions described in ESF Statistics Definitions 1 1 Mode on page 5 5 Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 ESF Registers INT ES FS SES BES INT ES FS SES BES INT ES FS SES BES 01 000 900 000 000 17 33 02 000 350 000 000 18 34 03 000 000 000 000 19 35 04 20 36 05 21 37 06 22 38 07 23 39 08 24 40 09 25 41 10 26 42 11 27 43 12 28 44 13 29 45 14 30 46 15 31 47 16 32 48 Continue ENTER Return to Previous Menu X 6 18 4556 and AS56 User Manual Event Log TI FTI Mode and 56 64 kbps DDS mode Event Log T1 FT1 Mode and 56 64 kbps DDS mode From the terminal s 1 or DDS Ma
34. 1200 2400 4800 or 9600 bps and 8 1 N eight data bits one stop bit no parity Configure set the terminal to provide RTS high at all times To operate 1 Connect the terminal to the Access System56 s Console port using the CBE 020 09025 cable 2 Apply power to the AS56 unit and ensure that it performs its initialization cycle successfully and displays the Main Menu on the front panel LCD display 3 Apply power to the terminal allow it to complete its initialization cycle and depress lt CR gt The unit will respond with the following text mE Verilink Corporation Connected 9600bps Enter password followed by carriage return iK 4 Enter the default password CR The unit will respond with the Terminal Selection Menu A C E G I K 0 Q Verilink Corporation Access System 56 Product Series Terminal Selection Menu A D D S Viewpoint Data General DASHER Datamedia EXCEL 30 DEC VT 100 131 220 Datamedia EXCEL 42 ICL 6401 Qume QVT 102 Wyse WY 50 Teletype 5410 5425 108 gt Enter Terminal Selection B D F H J 1 N P R A D D S Regent 25 Datamedia 1521 DEC VT 52 IBM 3101 FREEDOM 100 L S I ADM 11 31 Televideo 900 Ser Paradyne 7811 ATTIS 4410 4425 AS56 and 56 User Manual 6 5 Auxiliary Ports The Utilities Menu can be used to change the password The auxiliary ports depend on RTS from a terminal or CD
35. 5 Alarms Statistics Menu Mode essere enne enne 5 6 AS56 and AS56P 5 User Manual Serial Port Indicators ees se MO E ata awe 5 8 moder D tette torte eta ibo oreet dedets 5 8 56 64 kbps DDS mode eese tenente ten nein tentem tete tenere 5 8 dur e r EE E eh atin 5 9 Inu mcn 5 10 Event peo ae AE Astana Ab aoe 5 10 EIFL Events hore Re PEE ENTER IR OR EH A 5 11 56 64 kbps DDS Events 2 doeet ete Ui et eerte erii 5 12 AUXILIARY PORTS 6 1 M 6 2 Auxiliary a neris het ep UR up en e Eum ms 6 2 Rear panel VIEWS sies tW e A e o n e ed E dana deret 6 4 Terminal Configuration co ee ep tee eher 6 5 Terminal Operation i ei ee AEA Ae a he NG eee 6 7 selecting the operatmng mode 5S teste he e 6 7 Configuration Menus soe ERR REPRE 6 10 uite tette tie obese is tette tides 6 10 56 64 kbps DDS mode sessi neetr entree nennen en 6 11 Link Alarms and Diagnostics ener nennen nennen nennen retener tree 6 13 TUB TA mode eoo Rare RIP rp pi iE 6 13 56 64 kbps DDS modes coe idee ate t eicere ees 6 13 Serial Port Diagnostics Indicators nennen ene besoei 6 15 TPT ode ees lee Sas nu NEUE ne 6 15 96 64 kbps
36. 6 5 User Manual 4 1 Testing the Access System 56 Testing in T1 FT1 Mode This section discusses the various tests available for the 56 operating in TI FT1 mode Local Loop When the Local Loop is ON the front panel LP LED will illuminate and local testing can be performed by external DTE equipment or by Access System 56 sinternal BERT From Diag Menu Diagnostics UP DOWN display Ntwk Port SELECT then NI Diagnostics DOWN to display _Local Loop _Off SELECT as required to turn the Local loop off or on Local Loop OFF Normal Data 1 536 Mbps 1 544 Mbps Payload Network Interface Local Loop ON P DIE 1 536 Mbps 1 544 Mbps Payload Networ Interface 4 2 556 and AS56 User Manual Payload BERT Testing in TI FT1 Mode The Payload BERT is useful in a point to point environment The Access System 56 units at both ends of the circuit must be placed in a Payload BERT condition with the same BER pattern From Diag Menu Diagnostics UP DOWN to display _Ntwk Port SELEC then NI Diagnostics DOWN to display Tst Pat XXX SELECT as required to choose the desired Bit Error Rate pattern of 2047 1 of 8 3 of 24 or Ones DOWN and SELECT NI Diagnostics as required to display If the BER pattern was changed in the previous step the BERT must be turned OFF and back ON again to establish the new pattern SELECT as required to turn the BERT Off On DOWN and SELECT NI D
37. A 5 R5 232 COnfgUratiOn etg eerie i tpe e t a eges A 6 Console Portis oe RORIS UE i UHR ERR 7 ede tese nti A aes eid A o aiite ete A 8 SPECIAL SERIAL PORT CABLING 1 External eterne iier dede ede ay edere nes B 1 Cables for External Timing oie tette ote ee De det a peace B 2 V 35 Serial Port Cabling accorde eie teer B 2 RS 422A Serial Port Cabling eite pere eee ens B 3 Cables for INTernal EXTernal 5 AS56 and AS56P 5 User Manual Figur e2 1 Figur e2 2 Figur e2 3 Figur e6 1 Figur e6 2 Figur e6 3 Figur e6 4 Figur e6 5 Figur eA 1 Figur eA 2 Figur eB 1 Figur eB 2 Figur eB 3 Figur eB 4 List of Figures Front Panel Access System 56 Plus AS56P5 CSU DSU 2 2 1 Front Panel Access System 56 556 CSU DSU eese 2 1 Centum 56 Series Menu Tree seirer eiie nennen nennen nete nete 2 4 Rear Panel of Access System 56P 5 CSU DSU sssseeeeeees 6 4 Rear Panel of Access System 56 CSU DS sese 6 4 SNMP Manager Access with a Terminal Server sss 6 31 SNMP Manager Access with a Router essere enne 6 31 SNMP Manager Access via Direct or Dial up Connection sees 6 32 V 35 Adapter Module Pin Assignments eese rennen A 4 RS 530 RS 422A Pin Assignments sees en enne nee 6 V 35 Serial P
38. Access System Centum 56 Series AS56 and AS56P vs User Manual Access System 56 CSU DSU Access System 56P 5 T1 CSU DSU Part Number 896 502588 001 A May 199 6 VERILINK Verilink Corporation 145 Baytech Drive San Jose California 95134 Important Notice VERILINK CORPORATION DISTRIBUTES THIS REFERENCE AS IS WITHOUT WARRANTY OF ANY KIND EITHER LIMITED OR IMPLIED Verilink Corporation reserves the right to revise this publication from time to time without notice Some states or jurisdictions do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply to you The following are trademarks or registered trademarks of Verilink Corporation Access System 2000 Access Manager 2000 Advanced Programmable Architecture and Craft Interface Your right to copy this manual is limited by copyright law Making copies of this reference or any part thereof without prior written authorization from Verilink Corporation is prohibited by law and constitutes a punishable violation of the law Copyright 1996 Verilink Corporation All rights reserved Customer Service and Sales Information To receive more detailed information on service options and pricing contact Customer Services at 1 800 VERILINK 1 800 837 4546 Access ourFAX on Demand System for our latest Customer Service brochure at 1 800 957 LINK 1 800 957 5465 You can also contact Verilink Customer Sup
39. C in RXC RXC 18 not used not used not used 19 not used RTS not used 20 DTR out DTR DTR 21 not used not used not used 22 RI DSR not used 23 not used DTR not used 24 EXT TXC out EXT TXC EXT TXC 25 not used not used not used AS56 and 56 User Manual A 3 Standard Cabling for User Ports V 35 Configuration V 35 signaling is provided through a female DB 25 connector per the V 35 specification With an external module the same signals are provided through a female M series 34 pin connector The tables that follow show the pin numbering and the pin assignments of the adapter module included with the product Figure 1 V 35 Adapter Module Pin Assignments Q Q E 209000000 5 O Q DB 25 34 Pin Winchester m Male Signal Female z 1 Shield 2 2 TXD out A P 3 RXD in A R z 4 RTS out 5 CTS in D 6 DSR in E 7 Signal Ground B 8 DCD in F 9 RXC in B X 10 11 EXT CLK out B 12 TXC in B a 13 14 TXD out B S 15 TXC in A Y 16 RXD in B T 17 RXC in A V 18 a 19 z 20 DTR out H 21 22 23 24 EXT CLK out A U 25 On AMP connectors this pin is designated as AA 4 556 and 556 User Manual RS 530 RS 422A
40. ECT button to choose a parameter or activate a function END button to return to next higher menu groupin AS56 and AS56 5 User Manual 2 1 Front Panel Overview There are an UP buttons a DOWN button a SELECT button and an END button The basic operating procedures are simple 1 To select a menu use the UP and DOWN buttons to move to the desired field 2 Then SELECT to choose the submenu 3 To choose from a particular set of parameters or activate a function use the SELECT key Use END to return to the next higher menu grouping UP DOWN Arrow Buttons These buttons are used to move the display window vertically within a menu grouping The UP button moves the display window up backwards The DOWN button moves the display window down forward to the next menu entry SELECT Used to choose a submenu choose a parameter activate a function END Used to return to the previous menu 2 2 556 and AS56 User Manual LCD Screen LCD Screen The LCD screen is limited to two lines of 16 characters each The displayed menus include the Main Menu which is sub divided into the following five 5 menus Configuration Diagnostics Alarms amp Statistics Event Log and Utilities Each sub menu is further broken down into sub level menus Menu examples are shown below Subsequent chapters give detailed information regarding these menus Main Menu _Configuration NI Interface Spe
41. Internal but some user configurations require Port 1 timing Contact the Technical Assistance Center if assistance is needed NOTE Steps 17 through 25 below apply to Serial Port 1 in TI FTI mode KE From Main Menu Main Menu UP DOWN to display _Configuration SELECT and Configuration UP DOWN to display _Serial Port SELECT to Serial Port display _XXXK X DSO 17 Serial Port Data Rate NOTE In an Integrated Access Fractional 1 environment this selection MUST LS be coordinated with the network supplier Before entering a value the user must first determine if each DSO will carry 56 kbps or 64 kbps user data and must then determine the correct quantity of DSOs necessary to achieve the desired data rate See Density item 8 above If the NI is Clear the 56 64 decision is completely user optional and 64Kbps is recommended to obtain maximum data transfer efficiency in the network If the NI is not Clear steps must be taken to ensure the proper ones density in the data presented to the network If this is not done the unit may occasionally damage user data in order to satisfy network AS56 and 56 User Manual 3 9 Configuring and Installing the Access Syste m56 requirements There are three methods that can be used to ensure ones density in the data Limit the user data to 56 kbps per DSO Access Sy stem56 will use the remaining 8 kbps in each DSO to provide the required
42. Local loop in the On condition DOWN as required Ntwk Diagnostics to display IE DSU Loop Off If necessary SELECT Ntwk Diagnostics to display DSU Loop On DOWN as required Ntwk Diagnostics to display 3 22 AS56 and AS56 User Manual Access Syst em56 Self Testing Ntwk Diagnostics If necessary SELECT to display DOWN and SELECT Ntwk Diagnostics Loc ES 00000 DOWN as required and Ntwk Diagnostics SELECT display Sec Test 00000 Confirm that the Seconds Test is properly incrementing and then depress UP to confirm that the Errored Seconds is not incrementing If the unit is receiving errored seconds confirm your configuration and run the self testing again If the unit still indicates errored seconds contact our Technical Assistance Center Turn Off the BERT and the Local Loop Cycle through the Diagnostics menus and confirm that all test functions loops and BERT are Off If necessary turn them Off If the unit is being used in a point to point configuration configure and self test the remote unit If the unit is being used in an Integrated Access T1 environment configure and self test all remaining units AS56 and 56 User Manual 3 23 Configuring and Installing the Access Syste m56 Connecting the Access S ystem56 After all units have been configured and self tested they should be connected to the network via the 8 pin modular jack RJ 48 configuration
43. Loop _Off DOWN as required Ntwk Diagnostics to display Remote Loop _Off SELECT to display Ntwk Diagnostics Remote Loop On If the remote end responds properly to this command the Network LOOP indicator will illuminate within approximately ten seconds If the remote end does not respond properly the LOOP indicator will remain extinguished and the LCD panel will change to Remote Loop Off Confirm that the remote end has responded properly If it has not check the Network cable connections and try again If it still does not respond AS56 and 56 User Manual 3 27 Configuring and Installing the Access Syste m56 contact your network supplier Continue with the following steps only if the remote end has responded properly DOWN as required and Ntwk Diagnostics SELECT fo display DSU Loop On UP as required and Ntwk Diagnostics SELECT display DOWN as required and Ntwk Diagnostics SELECT to display Local ES 00000 DOWN as required and Ntwk Diagnostics SELECT to display Sec Test 00000 Confirm that the Seconds Test is properly incrementing and then depress UP to confirm that the Errored Seconds is not incrementing If the unit is receiving errored seconds confirm your configuration and run the testing again If the unit still indicates errored seconds contact our Technical Assistance Center Turn Off the BERT and the Loops Your system is now ready for operation 3 28 556 and AS56 U
44. Mode ESF Statistics Definitions T1 FT1 Mode Errored Second ES Any occurrence of a Loss of Frame or a CRC6 error in a one second period Failed Signal State FSS Ten consecutive Errored Seconds Failed Second F S Bach second during the occurrence of a Failed Signal State Severely Errored Second SES Three hundred twenty 320 or more CRC6 errors in a one second period Bursty Errored Second BES More than one but less than 320 CRC6 errors in a one second period Loss of Frame Count LOFC Quantity of times that a Yellow Alarm has occurred AS56 and 56 User Manual 5 5 Other Features Alarms Statistics Menu T1 FT1 Mode Please refer to Alarm and ESF Statistics Definitions previously described in this chapter This chapter describes front panel access of the Alarms and Statistics storage Please refer to Chapter 6 Auxiliary Ports for terminal access From the Alarms Stats Main Menu SELECT then use UP DOWN arrows to display either NI Alarms or ESF Statistics Then SELECT followed by UP DOWN as described below NI Alarms will display the current status Yes No of AIS Red and Yellow Alarms Frame Errors Ferr CRC6 LOS and BPV alarms UP DOWN will scroll through the seven possible alarms If any entry is yes the display will also indicate the quantity of seconds that the alarm has been present If ESF Statistics is selected the user is then presented with another choice Current Statistics 24 H
45. Os NMS SNMP Configuration on page 6 29 describes examples of Access System 56 usage with both point to point and Integrated Access Fractional 1 facilities Built In 56 64 kbps DDS CSU Interfacing to 56 64 kbps digital data system DDS service requires a DDS CSU Channel Service Unit The Access Syst em56 includes a built in 56 64 kbps DDS CSU as standard equipment Built In T1 ESF CSU Interfacing to or Fractional services requires a CSU The Access Syst em56 S includes a built in ESF CSU as standard equipment The superior ESF Extended SuperFrame CSU includes provisions for continuous performance monitoring by both the user and the telephone company central office ESF provides a 4 Kbps link control channel transparent to user data which allows the telephone company to monitor the local loop transmit and receive test messages and retrieve performance data all without interrupting normal operations AS56 and AS56 User Manual 1 3 Overview Network Protection The Access Syst em56 provides complete electrical protection for the network by automatically inserting pulses into the transmitted signal as required to meet the bit density formula specified in AT amp T Pub 62310 56 64 kbps DDS and in AT amp T Pub 62411 TI FT1 Front Panel Control The Verilink Access Sys tem56 is easy to use Configuration and testing are accomplished with a few buttons Status is shown on 32 character liquid
46. Series product line includes the following specially featured unit types Access System 56 Plus AS56 PLUS A Centum 56 Series unit which can be converted from a 56 64 kbps DDS unit to a T1 FT1 unit This can only be done by utilities configuration selection on the user s terminal screen See Chapter 6 Auxiliary Ports Access System 56 AS56 A Centum 56 Series unit which operates in56 64 kbps DDS Mode only 1 2 4556 and 856 User Manual T1 Concepts Special Access Syste m56Features Concepts A 1 digital transmission facility carries twenty four 64 Kbps DSO channels for a total of 1 536 Mbps plus 8K bps overhead to achieve the well known 1 544 Mbps These DS 0s can be demultiplexed by equipment such as Verilink s Access Sys tem56 units and groups of DSOs can be assigned to specific connectors on the equipment to transport computer information In some cases the user has access to the full 64 kbps per channel while in other cases the user is limited to 56 kbps per channel A detailed explanation is provided in Chapter 3 Configuring and Installing the Access Syst em56 The T1 facility itself can be a physical point to point circuit with all twenty four DSOs going from one site to another The facility can also be Integrated Access that uses a Central Office DACS and one or more Fractional T1 F T1 links This is a physical multipoint facility with logical point to point links formed by groups of DS
47. WN as required to a Turn ON the Local and or Remote Loop a Confirm set the BER pattern generator to 2047 Zero out the local and remote Errored Seconds counters a Zero out the seconds test counter Inject errors to confirm test configuration Generator Detector Serial Port p BERTand Detector Generator Loop ON c l Test Pattern 1 536 Mbps 1 544 Mbps Payload Networ Interface gol 4 8 556 and AS56 User Manual Testing in 56 64 kbps DDS Mode Testing in 56 64 kbps DDS Mode This section discusses the various tests available for the AS56 and AS56 S in 56 64 kbps DDS mode Local Loop When the Local Loop is ON the front panel LP LED will illuminate and local testing can be performed by external DTE equipment or by Access System 56 s internal BERT WHEN TESTING IS COMPLETED BE SURE TO TURN THE LOOP OFF From Diag Menu Diagnostics UP DOWN to display _Ntwk Port SELECT and DOWN NI Diagnostics as required to display _Local Loop _On SELECT as required to turn the Local loop off or on Local Loop ON 56 64 kbps Networ Interface AS56 and 56 User Manual 4 9 Testing the Access System 56 CSU Loop The CSU Loop is useful for looping back any testing initiated by the other end of a point to point circuit Included in such testing would be any externally generated testing WHEN TESTING IS COMPLETED BE SURE TO TURN THE LOOP OFF F
48. al office or alternate channel assignment Product specifications for the Access S ystem56 are listed on the following page AS56 and 56 User Manual 1 5 Overview NETWORK INTERFACE 56 64 kbps DDS Mode Interface Format Line Rate Interface TI FTI Mode Interface Framing Line Rate LBO Termination TIMING Clock Sources NETWORK DIAGNOSTICS Local Loops Remote Loops Test Patterns SERIAL DATA INTERFACE of Ports Input Data Rates Interfaces LED INDICATORS Network Serial Port PROGRAMMING Front Panel MECHANICAL Dimensions Weight Mounting Power Environment Integral 56 64 kbps DDS CSU Full 56 64 kbps DDS Compatibility per AT amp T Tech Pubs 62310 Subrate speeds 2400 4800 9600 19200 56000 and 64000 56 64 kbps Bipolar AMI RTZ Female 8 position RJ 48C Integral ESF CSU Full ESF D4 Compatibility per AT amp T Tech Pubs 62411 54019 and ANSI T1 403 1 544 Mbps 50 ppm Bipolar AMI or B8ZS 0 7 5 15 22 5 dB Female 8 position RJ 48C Internal Frequency locked to Network looptime Frequency locked to Synchronous Serial Port CSU Line LLB and Payload loops Line LLB Payload and V54 Compliant loops 2047 DDS and 1 Modes 1 of 8 3 of 24 All Ones 1 Mode Only 1 standard 56 64 kbps N x 56 64 Kbps for N 1 to 24 up to 1 536 Mbps Female 25 pin D Software selectableV 35 RS 530 RS 232 Loop Density BPV Alarm Test Loop DC 32 Charact
49. d the printer should not add an LF to each received CR AS56 and 56 User Manual 6 29 Auxiliary Ports Printer Port Flow Control The unit s port supports simultaneous hardware and software flow control signaling from the attached device The hardware control is RTS if connected directly to a printer or CD if connected via a modem The software control is XOFF XON The XOFF is DC 3 CNTL S however any character arriving at the port is treated as an XON to protect against a damaged DC 1 Hardware control has priority if RTS or CD is low transmission to the device will be suspended and the data will be buffered in the AS56 Receipt of software flow control characters while RTS or CD is low will have no effect on the port Transmission will be resumed when RTS or CD goes high If the port receives an XOFF while RTS or CD is high transmission will be suspended and the data will be buffered Transmission will be resumed if any subsequent character including another XOFF is received OR if RTS or CD is lowered and subsequently raised This mechanism protects against a lost XON 6 30 4556 and AS56 User Manual Printer Operation Printer Operation Front panel operation Terminal operation Events are automatically sent real time to the printer See Events on page 5 10 Other print functions are available from both the front panel and the external terminal From the Main Menu SELECT the Configura
50. density Allow 64 kbps user data in each DSO and use alternate DSOs Keep the intervening DSOs idle to provide the density See Alt Consec below item 19 This method wastes significant bandwidth and should only be used when absolutely necessary Allow 64 kbps user data in each DSO when the user s protocol provides the required density See Data Norm Inv below ite m 20 When the 56 64 decision has been made repeatedly SELECT until the desired data rate is displayed on the left side of the LCD panel AND the correct DSO quantity is displayed on the right side Select N U if the Serial Port will not be used CAUTION Insomecases the same data rate can be achievedwith two different DSO quantities one with 56 kbps DSOs and the other with 64 kbps DSOs DOWN to Serial Port display First DSO 01 18 Serial Port DSO assignments This selection determines which specific DSOs within the T1 stream will support the Serial Port NOTE In an Integrated Access Fractional 1 environment this selection MUST LE be coordinated with the network supplier The First DSO is the lowest numbered DSO of the quantity indicated in Data Rate items 13 and 20 above Depress SELECT until the desired First DSO appears in the display The remaining DSOs required to support the desired data rate are the next higher numbered 3 10 A556 and AS56 User Manual 19 20 21 Configuration Parameters contiguous or alt
51. e Console port allows the user to connect an external terminal or PC with terminal emulation The connected terminal can perform all the functions of the UP DOWN SELEC and END buttons on the front panel Usage of this terminal is highly recommended by Verilink as the CRT display is not constrained by the limitations of the LCD panel and as a result the user is presented with a more comprehensive indication of available choices and Access Syst em56 results The SNMP port is a dual function port First it allows the user to connect an external printer to obtain a hard copy of configuration statistics alarm and real time events Second it enables an SNMP Network Management console to be connected to the unit The Access System 56 unit is configurable for communicating with either one or the other but not both AS56 and AS56 5 User Manual 6 1 Auxiliary Ports Cabling The table below provides a summary of the Verilink cables available for the Centum series Shipped Verilink Cable with Number Length Product Description Type of Cable CBE 010 56001 15 Yes 8 pin to 8 pin modular Male to Male for network Networ connection CBE 020 09025 4ft Yes DE 9 male to DB 25 male for direct connection to Management mode 458 501983 015 15ft No V35 Male to Male DCE to DTE Application 458 501792 015 15 ft No 25D type with RS 530 specification Male to Male Application 458 501776 015 15 ft No V 35 Male to
52. e printer port In addition the Access Sys tem56 maintains a log of the most recent sixteen events and that log can be accessed by either the front panel controls and LCD panel or an externally attached terminal Built in Diagnostics The Verilink Access Sys tem56 includes extensive capabilities to help pinpoint network problems without the need for external test equipment Diagnostics include local and remote Serial Port digital loopbacks LLB RLB and payload NI loopbacks The Access Syst em56 also includes a built in bit error rate tester BERT eliminating the need for external test equipment The built in tester transmits a 2047 bit pseudo random test pattern The Access System 56 records errors received seconds in test and error free seconds Alarm conditions are displayed on the front panel LCD screen as well as on the console s Alarms Statistics screen Front panel LEDs indicate unit and control signal status ESF Operation The Access Syst em56 Extended SuperFrame ESF operation allows the telephone company central office to continuously monitor the local loop to transmit and receive test messages and to retrieve performance data without interrupting normal operations The units are compatible with both AT amp T 54016 and ANSI T1 403 specifications Clear Channel For T1 FT1 operation the Access Syst em56 units provide clear channel signaling with B8ZS line coding in installations where it is supported by the Telco centr
53. ed 56kbps Ntwk Diagnostics Local Loop _On AS56 and 56 User Manual 2 3 Front Panel Overview Figure 2 3 Centum 56 Series MenuTree Configuration Diagnostics Main Menu i Alarms Stats Event Log Utilities Network Interface Network Por NI Alarms Timing Source Serial Port 1 T1 Mode al ESF Statistics T1 Mode Entry 1 Entry 2 Unit Type Set Date amp Time Serial Port BE Serial Port Indicator DDS Mode DS 0 Assignments T1 Mode Print Configuration li 2 4 556 and AS56 User Manual Print Alarm T1 Mode LEER Entry 3 Edit Unit ID Print ESF Statistics T1 Mode Entry 16 Clear BRA Software Clear Even Log if i NMS Prt Port Self Test aal af LED Indicators Network Interface Serial Port LED Indicators There are seven LED indicators on the front panel They are used to indicate the status of various alarm and call conditions They monitor two areas of Access Syst em56 operation Network Interface NI and Serial Port Network LEDs should be OFF during normal operation LP Illuminates when either the Network Interface is in a loopback state BPV Illuminates when Bipolar Violations are being received from the Network Can also indicated a very weak or overly strong signal AL Illuminates when receive alarm condition Red Yellow etc
54. ee 1 5 Clear Channel titi a Lee tt ie ets 1 5 MH S 1 5 2 FRONT PANEL OVERVIEW 2 1 nt OdUCtlOD 3 nike hal oe ERU SENSA I utu nns Med ks 2 1 LCD SCreen RNV GB ONE e Mee Naevi eive edes cce 2 3 EED IndiCatOES 4 cro tet rte een tee tec ere ti ae biete tete iet Ee eres 2 5 Network Intetface reete RF ONE MM n 2 5 Serial dete e erede e eet eset eee eye coe oe eee tee eb e ede eee 2 5 3 CONFIGURING AND INSTALLING THE ACCESS SYSTE M56 3 1 Requiremehts RED OCHO RU ue a te SHEER 3 2 Software and hardware Jie extre de eara usen eno ga 3 2 Power and environmental eeeeeeeeeeeeeeeneen nennen nennen ener nnne nsns na essen 3 2 Configuration Parameters essent ener nenne oE E 3 3 AS56 and 56 User Manual vii viii Checking th T Channels eee ete eR e ated cee 3 18 Access Syst em5G Self Testih ginisi sorires sesos entren ene EEEE eneennen nennen 3 20 TIFT mode self testing sepu pP Dd 3 20 56 64 kbps mode self testing essere eren nennen nre nennen 3 22 Connecting the Access Syst em50 osten tap ere pP iie epe 3 24 Line Testini xs a ROI Uh open 3 25 Point to Point Config ratlOD a pede eee 3 25 T1 FT1 Mode Line Testing ni e A eene eene 3 25 56
55. er Liquid Crystal Display with front panel buttons SNMP Manager with integrated agent software ASCII Terminal Alarm Printer 8 35 W X 1 75 H X 10 D 7 pounds maximum Tabletop or Rack Integral supply 90 230 Vac 47 63 Hz 0 to 40 degrees C 90 humidity non condensing 1 6 4556 and ASS6 5 User Manual Chapter 2 Front Panel Overview Introduction The front panel LCD screen displays two rows of sixteen characters each Menu parameters are presented individually The buttons to the right of the LCD screen scroll data vertically through the screen displaying up to two parameters at a time There are also seven LED indicators that are used to display the status of various Access Sys tem56 conditions Figure 2 1 Front Panel Access System 56 Plus 56 1 CSU DSU E A YF VERILINK AS jus NETWORK SERIAL PORT DEN LP BPV AL TST LP DCD i ry LED indicators LCD screen LED indicators UP and DOWN arrow buttons to move to a field SELECT button to choose a parameter or activate a function END button to return to next higher menu grouping Ss Figure 2 2 Front Panel Access System 56 AS56 CSU DSU v A YF VERILINK _ NETWORK SERIAL PORT DEN LP BPV AL TST LP DCD id A A 1 LED indicators LCD screen LED indicators UP and DOWN arrow buttons to move to a field SEL
56. ernate DSOs It is not possible for the string of DSOs to wrap from DSO 24 to DSO 1 DOWN to Serial Port display _Consec DSOs Depress SELECT to choose either Consecutive or Alternate If Consec DSOs is chosen the DSOs assigned to this serial port will be a contiguous string beginning with the First DSO If Alternate DSOs is chosen the unit will insert an idle DSO immediately after each one required for user data For example if the first DSO is 1 and four alternate DSOs are selected 1 3 5 and 7 will carry user data while 2 4 6 and 8 will be idle When this selection is made place checkmarks in the appropriate T Channel Definitions boxes to simplify recordkeeping Don t forget to account for 56 kbps vs 64 kbps DSOs DOWN to Serial Port display Type V 35 Serial Port Interface Type This enables the user to select the serial cable interface type to be used with the Access S ystem56 Depress SELECT to choose between V 35 RS530 422 and RS232 DOWN to Serial Port display CD _On Serial Port CD handling The Access Syst em56 presents a DCE interface to the attached customer equipment Carrier Detect CD can be permanently On AS56 and 56 User Manual 3 11 Configuring and Installing the Access Syste m56 22 3 12 56 and AS56 User Manual permanently Off CD tracksRT Switched normally On turns Off upon network carrier failure Switched is t
57. for the required cabling depending on whether the connections are direct or via modems Verilink cabling is recommended 8 4556 and 556 User Manual SNMP Port CBE 020 09025 9 pin D type male to 25 pin D type male for direct connection of a terminal or a printer Four feet long Included with product CBE 020 09025 CRT Printer Cable Signal DB 9 DB 25 1 8 RXD 2 3 TXD 3 2 DTR 4 20 GND 5 7 DSR 6 6 RTS 7 4 CTS 8 5 9 CBE 021 09025 9 pin D type male to 25 pin D type male for direct connection of a modem Four feet long Optional at extra cost CBE 021 09025 Modem Cable Signal DB 9 DB 25 DTR 1 20 RXD 2 3 TXD 3 2 4 GND 5 7 gt 6 2 CTS 7 5 8 a 9 m AS56 and 56 User Manual 9 Standard Cabling for User Ports A 10 4556 and 556 User Manual Appendix B Special Serial Port Cabling External Timing If External timing is required to satisfy a particular application Serial Port 1 must be used Worksheet Item 24 and Serial Port 1 must supply the master network timing Worksheet Item 16 See AS56 and 556 Worksheet on page 3 30 External timing is used when the attached customer equipment is a DCE instead of a DTE The DCE clock is delivered to the Serial Port s External Clock input pins and drives the Access System 56 unit s transmit function See Cables for Externa
58. generated by the network and sent to the customer premises It usually means that the network is not receiving the Access Syste m56unit s signallingcorrectly Framing Errors One or more frame alignment bit errors have been detected This does not mean that synchronization has been lost CRC6 Alar m One or more CRC6 block errors have been detected The D4 framing does not include CRC6 the Access Sy stem56 unit replaces that parameter by counting the number of framing bit errors The result is a useful picture over time regarding D4 link performance BPV Bipolar Violations have been detected This usually indicates that a very weak or overly strong signal is being received from the network or the cabling has been compromised LOS Loss of Signal Received from network port OOS Out of Service Received from network port OOF Out of Frame Received from network port CMI Control Mode Idle Received from network port Ferr Framing Errors One or more frame alignment bit errors have been detected This does not mean that synchronization has been lost AS56 and 56 User Manual 5 3 Other Features BPV Bipolar Violation This usually indicates that a very weak or overly strong signal is being received from the network or the cabling has been compromised DLOS DTE Loss of Signal Unit has determined that the Serial Port is in a Loss of Signal state 5 4 5 and AS56 User Manual ESF Statistics Definitions
59. he 1 digital lines must be made through standard plugs and jacks furnished by the telephone company no connections can be made to party lines or coin lines Before connecting your unit you must do the following a Tell your local telephone company that you have an FCC registered device that you wish to connect to the company s lines Provide the 14 digit FCC registration number listed on the label The telephone company will also need to know the facility interface code 04DU9 B and service code 6 0N in order to connect the necessary service b Inform the telephone company that you wish to use the RJ 48C jack arrangement c After the telephone company has installed the RJ 48C jack you may connect the CSU with the appropriate cable If the unit appears to be malfunctioning it should be disconnected from the telephone line until the source of the problem is confirmed If the unit needs repair it should not be reconnected until after the repair is completed The CSU has been designed to prevent harm to the DDS or 1 network If the telephone company determines that it is exceeding tolerance parameters they are permitted to temporarily disconnect service When possible the customer will be given advance notice Under FCC Rules no customer is authorized to repair the equipment regardless of its warranty status If the telephone company alters the equipment in a manner that will affect its usage advance notice must be given
60. he recommended mode of operation unless the customer DTE requires otherwise Depress SELECT to choose On Off CD tracks RT or Switched DOWN to Serial Port display Data XXX Serial Port data normal nverted Depress SELECT to choose between Norm and Inv e If Density is Clear choose Norm e If Data Rate uses 56 kbps per DSO choose Norm If Alt Consec is Alternate choose Norm If none of the above conditions apply consider the following Some user protocols such as SDLC and HDLC have a zeroes density characteristic that when inverted results in the required 1 ones density If the attached DTE uses one of these protocols AN also inverts the data choose Norm and confirm that the mated serial port at the other end of the circuit is configured the same If the attached DTE uses one of these protocols and does NOT invert the data choose Inv and confirm that the mated serial port at the other end of the circuit is configured the same NO OTHER CONDITIONS AREVALID Please refer to discussion under Serial Port Data Rate DOWN to Serial Port display Clock Norm 23 24 Configuration Parameters Serial Port clock normal inverted Depress SELECT to choose Norm or Inv Initially choose Norm If frequent errors occur at this serial port try Inv and check performance Normally the down going clock edge is in the middle of each bit This is required by networks Some part
61. hed terminal Refer to Chapter 6 Auxiliary Ports for terminal access of the Event Log From the Event Log Main Menu SELECT then use UP DOWN arrows to view the stored events and or clear the log The log is cleared is SELECT is depressed when the screen displays Clear Event Log The format of an LCD screen event is below Interpretation of the events is the same as shown on the next page for printed events NN S Event Description HH MM SS MM DD NN is the Event sequence number S indicates that the Event is the Start of an occurrence E is used to indicate that the Event is the End of an OCcurrence Event Printing Following is a sample of an event format Format and Sample Entry Unit ID Seq Num Time Date Status 0012345 01155 10 39 39 02 25 End 5 10 4556 and 556 User Manual Event Port 1 LL T1 FT1 Events Type System Alarm Diagnostic Indications ext UNIT START BRAM CLEAR CFG ERROR NI RED NI AIS NI YEL NI CRC NI LOS NI FSS NI FERR DTE LL DTE RL NI LLB NI PLLB NI CSU LL DTE CON DTE DISC Events Description Access Syst em56 power up or initialization sequence Non volatile memory has been cleared Error detected in non volatile memory Network Interface is in Red Alarm Network Interface is receiving all Ones Network Interface is receiving Yellow Alarm Network Interface is experiencing CRC6 Errors Network Interface is in a Los of Signal condition Networ
62. iagnostics as required to display Sec Test 00000 If the CSU portions of the Access Syste m56 units and the data link are all functioning properly the Seconds Test at both units will increment while the Errored Seconds at both units will not increment WHEN TESTING IS COMPLETED BE SURE TO TURN BOTH BERT TESTS OFF AS56 and 56 User Manual 4 3 Testing the Access System 56 Detector bv Test Pattern Payload BERTON DIE Generator 1 536 Mbps 1 544 Mbps Payload Network Interface Local Loop with The CSU portion of a single Access Sys tem56 unit can be tested by BERT activating both the Local Loop and the Payload BERT Refer to page 4 2 and page 4 3 If the CSU portion of the unit is functioning properly the Seconds Test will increment while the Errored Seconds will not increment WHEN TESTING IS COMPLETED BE SURE TO TURN BOTH THE LOOP AND THE BERT OFF Detector Local Loop and To Test Pattern Payload BERT DTE Generator gt both ON 1 536 Mbps Payload Interface 4 A 556 and AS56 User Manual Testing in TI FT1 Mode Payload Loop The Payload Loop is useful for looping back any testing initiated by the other end of a point to point circuit such as Payload BERT Serial BERT or any externally generated testing WHEN TESTING IS COMPLETED BE SURE TO TURN THE LOOP OFF From Diag Menu Diagnostics UP DOWN to display _Ntwk Port SELECT and NI Diagn
63. ial Port Remote Loop Enable Disable Depress SELECT to choose between Yes Enabled and No Disabled When Enabled this Serial Port channel will respond to receipt of a remote digital loop command arriving from the Serial Port channel of the mated Access Syst em56 unit Enabled is recommended unless the user has specific reason to do otherwise When Disabled this Serial Port channel will not respond to receipt of a remote digital loop command END o display Configuration _ Serial Port END display Main Menu Configuration Configuration Parameters NOTE Steps 26 through 31 below apply to Serial Port 1 in 56 64 kbps DDS mode 26 27 From Main Menu Main Menu UP DOWN display Configuration SELECT and Configuration UP DOWN to display Serial Port SELECT Serial Port display Type V 35 Serial Port Interface Type This enables the user to select the serial cable interface type to be used with the Access S ystem56 Depress SELECT to choose between V 35 RS530 422 and RS232 DOWN to Serial Port display CD _On Serial Port CD handling The Access Syst em56 presents a DCE interface to the attached customer equipment Carrier Detect CD can be permanently On permanently Off e CD tracksRT Switched normally On turns Off upon network carrier failure AS56 and 56 User Manual 3 15 Configuring and Installing the Access Syste m56 28
64. icularly with high speedV 35 configurations and or lengthy cables place the rising edge in the middle of each bit Inv will correct this condition to satisfy the network DOWN to Serial Port display Clocks Internal Serial Port clock handling Depress SELECT to choose Internal External or Int Ext Internal is the normal setting and should always be chosen unless there is specific reason to do otherwise At the serial interface Access Syst em56 will provide both TX clock and RX clock to the customer DTE External should be used with the Serial Port if the attached user equipment is DCE rather than DTE With external timing the user s DCE must be used as the system s master clock See Timing Source item 16 above The external clock is the External Timing pin on the interface The External setting requires special user cabling and a very specific configuration for the user DCE Please refer to Appendix for more information Int Ext is recommended if the attached user DTE cable exceeds ten feet in length and the customer data rate exceeds 224 kbps AS56 and 56 User Manual 3 13 Configuring and Installing the Access Syste m56 25 3 14 4556 and AS56 User Manual The Int Ext setting may require a special DTE configuration or a modified cable Please refer to Appendi xA Standard Cabling for User Ports for more information DOWN to Serial Port display spray Rem Loop _Yes Ser
65. in Menu the user has selected Event Log and is presented with the sixteen most recent events stored in the Access Syst em56 unit see below and Events on page 5 10 Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 EVENT LOG Unit ID Seq Num Time Date Status Event 01234567 13142 13 14 01 02 23 Start BRAM Clear 01234567 13143 13 14 03 02 23 Start Unit Start 01234567 13144 13 14 03 02 23 Start NI RED 01234567 13145 13 14 03 02 23 Start NI AIS 01234567 13146 13 14 07 02 23 Start NI LOS 01234567 13147 13 14 13 02 23 End NI AIS 01234567 13148 13 14 39 02 23 End DTE 1 LL Clear Event Log C Reset Sequence Number R Freeze Display F Return to Previous Menu X AS56 and 56 User Manual 6 19 Auxiliary Ports Utilities T1 and 56 64 kbps DDS modes From the terminal s 1 or DDS Main Menu the user has selected System Utilities and is presented with the screen depicted below See Utilities on page 5 9 Terminal Configuration on page 6 5 and Printer Configuration on page 6 29 If you select Disable Front Panel a message appears on the bottom of the System Utilities menu System Message Front Panel has been Disabled If you select Enable Front Panel a message appears on the bottom of the System Utilities menu System Message Front Panel now Enabled Verilink Corporation April 26 1996 AS56 Plus T 1 CSU DSU 14 37 02 Unit ID 01234567 System Utilities
66. k Interface is in a Failed Signal State Network Interface is experiencing Framing Errors Serial Port is in Local Digital Loopback Serial Port is in Remote Digital Loopback The Network Interface is in Local Line Loopback The Network Interface is in Remote Line Loopback The Network Interface is in Payload Loopback The Network Interface is in Local CSU Loopback Serial Port is connected DTR RTS asserted Serial Port is disconnected AS56 and 56 User Manual 5 11 Other Features 56 64 kbps DDS Events Type System Alarm Diagnostic Indications ext UNIT START BRAM CLEAR CFG ERROR Net OOS Net OOF Net CMI Net Ferr Net LOS Net CSU Lp Net DSU Lp Remote Lp Lcl CSU Lp DTE CONN DTE DISC 5 12 556 and AS56 User Manual Description Access Syst em56 power up or initialization sequence Non volatile memory has been cleared Error detected in non volatile memory Unit is receiving Out of Service from the network Unit is receiving Out of Frame from the network Unit is receiving Control Mode Idle from the network Unit is experiencing Framing errors Unit is in a Loss of Signal condition Unit is in CSU Loopback Unit is in DSU Loopback Unit is in Remote CSU Loopback Unit is in a Local CSU Loopback Serial Port is connected DTR RTS asserted Serial Port has detected Loss of Signal disconnected Chapter 6 Auxiliary Ports The Access Syst em56 includes two RS 232 auxiliary ports Th
67. ke ke ke ke ke ke ke ke ke k k k k k k k k k k k k k k k k k kk k k kkk kk kkk AS56 and 56 User Manual 6 27 Auxiliary Ports Verilink Corporation April 26 1996 AS56 CSU DSU 14 37 02 Unit ID 01234567 System Utilities Set System Time Set System Date e e ke e e e ee e ee e he ke ke ke e e ke k se k k k k k k k k k k k e k k k e k k Enter IP Address gt Begin End with CR kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk Enter Unit IP Address gt gt gt Select Network Interface Type lt lt lt Cursor Forward SPACE Select Entry ENTER Cursor Back BACKSPACE Return to Previous Menu X 6 28 AS56 and AS56 User Manual Printer Configuration Printer Configuration To configure the auxiliary NMS Printer port with a printer use the unit s control panel to enter SELECT the Utilities menu Use the UP DOWN arrows to locate NMS Prt Port and then SELECT again If necessary use the UP DOWN arrows to locate Mode Repeatedly SELECT until the mode indicates Printer Use the UP or DOWN arrow to display Speed and then SELECT to choose the desired printer data rate Finally END twice to return to the Main Menu The printer should be configured for the same data rate as the unit s printer port and 8 N 1 character coding All data is output with both aCR and an LF at the end of each line Printer word wrap is unnecessary an
68. l Timing on page B 2 AS56 and 56 User Manual 1 Special Serial Port Cabling Cables for External Timing The figures in this section describe the crossover cabling necessary to support a V 35 and an RS 422A Serial Port 1 with External timing Note that the cables are not symmetrical The Access System 56 units have female connectors and therefore the cable connectors are always male at the Access System 56 end They will also be male at the customer end unless specified otherwise V 35 Serial Port 458 501776 0 1V 35 cross over cable M series 34 pin male Cabling connectors at both ends Fifteen feet long Optional at extra cost Figure B 1 V 35 Serial Port 1 Cabling for External Timing Access System 56 V 35 Serial Port Customer V 35 DCE Pin Assignments Pin Assignments pire Signal Signal X X TXC A Y V RXC A X RXC A V U Ext TXC A poni kh Ext TXC A U P TXD A a TXD A P AA a RXD A RXD A R R TXC B X X TXC B AA a X RXC B X RXC B X Ww Ext TXC B po Ext TXC B Ww S TXD B TXD B S T RXD B De qr ES RXD B T C RTS RTS C F DCD IR DCD F D CTS X CTS D E DSR DSR E B GROUND lt GROUND B B 2 4556 and 556 User Manual Cables for External Timing RS 422A SerialPort 458 501791 0 1855530 cross over cable D type 25 pin DB 25 Cabling male connectors at both ends Fifteen feet long Optional at extra cost Figure B 2 RS 422A
69. le 02 Idle 14 Idle 03 Idle 15 Idle 04 Idle 16 Idle 05 Idle 17 Idle 06 Idle 18 Idle 07 Idle 19 Idle 08 Port 1 20 Idle 09 Idle 21 Idle 10 Idle 22 Idle 11 Idle 23 Idle 12 Idle 24 Idle Return to System configuration Menu X April 26 1996 14 37 02 AS56 and ASS6 5 User Manual 6 11 Auxiliary Ports 56 64 kbps DDS mode From the terminal s DDS Main Menu the user has selected System Configuration and is presented with the System Configuration menu kkkk kkkk k kkkk kkkk kkkk okckc kk kk X kkkkkk Verilink Corporation AS56 CSU DSU Software S 1 18 X 423438 April 26 1996 14 30 05 Unit ID 01234567 Front Panel ENABLED System Status NTWK ALARM 56 64 KBPS CSU DSU MAIN MENU System Configuration System Alarms and Diagnostics Serial Port Indicators Event Log System Utilities Cursor Forward SPACE Cursor Back BS Select Entry ENTER Acknowledge Alarm ESC Deactivate Console X Hangup Modem Ctrl E From this menu the user can view and or change all AS56 configuration parameters Please refer to Chapter 3 Configuring and Installing the Access Sys tem56 before changing any parameter s Verilink Corporation AS56 CSU DSU Unit ID 01234567 SYSTEM CONFIGURATION Network Configuration Speed 56 Kbps Ntwk Diags Yes Scrambler Yes DTE LOS
70. m the terminal s Main Menu the user has selected System Configuration and is presented with the following menu Verilink Corporation AS56 Plus T 1 CSU DSU Unit ID 01234567 April 26 1996 14 37 02 SYSTEM CONFIGURATION Network NI Serial Port Configurati Configuration Port 1 Framing D4 Speed 56K 1 DSO Line Code AMI First DSO 08 LBO 0 db DSO Order Alternate DSOs Density Clear Interface V 35 NTWK Loops Yes DCD Off Yellow Alm Yes Data Inv ESF Format 54016 Clock Norm CRT Alarm Off Timing Internal Rem Loop Enabled System Clock Source Int View DSO Allocations V Cursor Forward SPACE Next Previous Entry ENTER B Cursor Back BACKSPACE Return to Previous Menu X From this menu the user can view and or change all Access Sy stem56 configuration parameters Please refer to Chapter 3 Configuring and Installing the Access Syst em56 before changing any parameter s By selecting View DSO Allocations the user can view all DSO assignments on a single screen This is the same function as Checking the T Channels on page 3 18 Note that Idle refers to channels that have been configured as Not Used in the Access Syst em56 6 10 A556 and AS56 User Manual Configuration Menus Verilink Corporation AS56 Plus T 1 CSU DSU Unit ID 01234567 T Channel 050 Allocation DSO Mode DSO Mode 01 Idle 13 Id
71. n the worksheet T Channel Definitions Note that Idle refers to channels that have been configured as Not Used in the unit The DSO configuration can also be sent to a printer Please refer to Chapter 6 Auxiliary Ports 3 18 4556 and AS56 User Manual Checking the T Channels END o display Configuration __DSO Assignments END display Main Menu Configuration AS56 and 56 User Manual 3 19 Configuring and Installing the Access Syste m56 Access Sy stem56 Self Testing The self testing can be performed via either the Acces s System56 control panel or an external terminal or PC The instructions below assume that the unit s control panel is being used Chapte r6 Auxiliary Ports describes usage of an external terminal T1 FT1 mode self testing From Main Menu UP DOWN to display SELECT to display SELECT to display Main Menu _Diagnostics Diagnostics _Ntwk Port NI Diagnostics Local Loop _Off If the Local Loop is presently Off the Network ALARM indicator should be illuminated If the Local Loop is presently On the Network ALARM indicator should be extinguished Depress SELECT to turn the loop On and Off while confirming proper functioning of the Network ALARM indicator Leave the Local loop in the On condition 3 20 4556 and AS56 User Manual Access Syst em56 Self Testing DOWN to display NI Diagnostics If necessary SELECT to dis
72. nnectivity The Centum 56 Series product can be managed after a successful ping test The unit s SNMP agent is equipped with MIB II and the RFC 1232 DS1 MIB These may be managed without any MIB compilation However to manage the device fully the Verilink Centum 56 Series MIB must be installed The MIB is supplied on a 3 5 DOS floppy file names vercsul mib and vercsu4 mib The MIB file must be copied onto the management station s hard disk and then compiled This task will be different depending on which management software being used A MIB browse function must be present If such is not the case then a custom NMS application must be designed for the management platform This section describes how to provide SNMP Manager access with a terminal server router direct connection or dial up connection With a terminal server In Figur e6 3 the terminal server is permitting Ac cessSy stem100 to access the LAN for SNMP management purposes If multiple Access System 56 units are co located they all may access the LAN through the same server using a multi port server AS56 and 56 User Manual 6 33 Auxiliary Ports Figure 6 3 SNMP Manager Access with a Terminal Server AS56P us NETWORK INTERFACES SERIAL PORT T 1_ 59 005 CONSOLE V 35 RS 422 WAN Por SNMP LAN Network Manager
73. o meaning for D4 networks see Framing item 4 above With ESF networks this information must be obtained from the network supplier Depress SELECT to choose between AT amp T Technical Reference 54016 and ANSI specification T1 403 DOWN to NI Configuration display Clear Regs XXX Clear Registers Depress SELECT to choose between Yes and No Yes is the recommended choice When commanded by the network supplier the unit will transmit stored error information to the supplier A Yes entry will cause the unit to clear all error counts when it is powered down and back up again A No entry will allow potentially invalid information to be retained in the error registers in preparation for transmission to the network supplier Configuration Parameters NOTE Steps 12 through 15 apply to 56 64 kbps DDS network interface LES configuration 12 13 UP DOWN to Configuration display DA NI Interface SELECT to NI Configuration display SPEED b56kbps Network Speed This information must be obtained from the network supplier Depress SELECT to choose between 56kbps and 64kbps DOWN to NI Configuration display NTWK Diag Yes Network Diagnostics This entry determines the unit s ability to respond to diagnostic commands received from the network supplier Depress SELECT to choose between Yes and No User equipment must always respond to network generated diagnostic commands Select Yes unless the c
74. oduct without a server This is accomplished via a direct or dial connection over an RS 232 port on the SNMP station The SNMP Network Management System must support UDP IP SLIP over the asynchronous serial link This connection is illustrated in Fig u re6 5 SNMP Manager Access via Direct or Dial up Connection on page 6 35 To configure the auxiliary NMS Printer port for an SNMP device SELECT the Utilities menu Use the UP DOWN arrows to locate NMS Prt Port and then SELECT again If necessary use the UP DOWN arrows to locate Mode Repeatedly SELECT until the mode indicates SNMP NMS Use UP DOWN arrows to locate Speed and then SELECT to set port data rate Use UP DOWN arrows to locate Edit IP Address and then SELECT to enter correct address END twice to return to the Main Menu Perform the following procedure 1 From the Utilities Menu select Configure Console amp Printer Ports 6 32 AS56 and AS56 User Manual Compiling the MIB Providing SNMP Manager Access NMS SNMP Configuration a Setthe Printer NMS Port Mode to Connected to AS56 b Setthe Printer NMS Port Speed to the desired speed options are 1200 2400 4800 9600 and 19200 bps c Return to the Utilities Menu by pressing X 2 Select Enter Unit IP Address from the Utilities Menu 3 Enter the IP address After the unit has been connected to the SNMP management station by one of the methods described above the unit may be pinged to ensure co
75. ommands are to be passed to another DDS device that will respond DOWN to NI Configuration display Scrambler No AS56 and AS56 User Manual 3 7 Configuring and Installing the Access Syste m56 14 Network Scrambler This entry enables the unit to avoid inadvertent transmission of network loopback latching codes The scrambler option is only needed in 64 kbps mode and if enabled must be enabled on both the local Access Syste m56 and the remote Access System 56 units Depress SELECT to choose between Yes and No DOWN NI Configuration display lt DTE LOS RTS 15 Network DTE LOS Loss of Signal This entry determines which control signal forces the unit into a LOS state When a LOS state occurs the Access Sys tem56 unit will continuously transmit the Control Mode Idle CMI code to the network Depress SELECT to choose between RTS DTR and None NOTE Step 16 applies to both the TI and DDS modes EE END display Configuration _NI Interface DOWN to Configuration display _Timing Source SELECT to Timing Source display pee Source Int 16 Timing Source Depress SELECT to choose NI Port 1 or Int As a 56 64 kbps CSU DSU ALL units must use NI timing 3 8 AS56 and AS56 User Manual Configuration Parameters In a point to point configuration one unit must use NI timing and the other unit must use something else This something else is nearly always Int
76. ort 1 Cabling for External Timing eee B 2 RS 422A Serial Port 1 Cabling for External TIming esee B 3 V 35 Serial Port 1 Cabling for Internal External Timing esses B 5 RS 422A Serial Port 1 Cabling for Internal External TIming AS56 and 56 User Manual AS56 and 856 User Manual Chapter 1 Overview The Access Syst em56 Super Rate Digital Network CSU DSU provides the interface between customer equipment and 56 64 kbps service or full or fractional 1 facilities It has a built in 56 64 kbps CSU DSU a built in 1 ESF CSU and one built in synchronous data interface The network interface accommodates the 56 64kbps AT amp T 62310 standard or the T1 FT1 D4 ESF framed standard from one to twenty four DSOs The synchronous user interface providesa V 35 RS232C or EI RS530 connection that can be used for any synchronous application The synchronous interface is software selectable It will operate at 56 64 kbps or any multiple of 56 kbps or 64 kbps up to 1 536 Mbps It will also operate at any current Frame Relay service data rates The Access Syst em56 addresses a variety of applications with the ability to provide 56 64 kbps DDS or T1 FT1 bandwidth for LANs image transmission mainframe file transfers and other high speed applications AS56 and 56 User Manual 1 1 Overview Centum 56 Series Product The Centum 56
77. ostics DOWN as required to display PAYLD Loop On Payload Loop ON de 1 536 Mbps 1 544 Mbps Payload Networ Interface SELECT as required to turn the Payload Loop Off On AS56 and 56 User Manual 4 5 Testing the Access System 56 Line Loop LLB causes a local line loop at the Acce ss System56 unit where the command was entered RLB causes a remote line loop at the distant end of a point to point circuit RLB should not be attempted in an Integrated Access Fractional 1 environment The CSU is excluded from the test path in a Line Loop configuration In a point to point circuit the LLB and RLB are useful for looping back any testing initiated by the other end such as Payload BERT Serial Port BERT or any externally generated testing In an Integrated Access Fractional T1 circuit LLB is useful for looping back Serial Port testing initiated by any remote location WHEN TESTING IS COMPLETED BE SURE TO TURN THE LOOP OFF From Diag Menu Diagnostics UP DOWN to display _Ntwk Port SELEC then NI Diagnostics DOWN as required to display NI LLB _On NI Diagnostics NI RLB _On SELECT as required to turn the loop Off On Line Loop ON 1 536 Mbps 1 544 Mbps Payload Networ Interface 4 6 AS56 and AS56 User Manual Serial Port Loop gol Testing in TI FT1 Mode Local Loop ON causes a loop at the Access Sy stem56 unit where the command was entered Remote Loo
78. our Statistics or ESF Registers By choosing Current Statistics the user is provided statistics for the current time interval maximum fifteen minutes Use UP DOWN to scroll through the following a Current Status a ES amp FS a SES amp BES a LOFC Time in Current Interval in seconds a the current quantity of Valid Intervals fifteen minutes per interval In the Current Status screen shown below the following interpretation applies Current Stats Status XX0000X0 5 6 556 and AS56 User Manual Alarms Statistics Menu 1 1 Mode Digit 1 F or 0 where F indicates Failed Signal State FSS Digit 2 U or 0 where U indicates that the T1 line is unavailable Digit 3 Always 0 Digit 4 Always 0 Digit 5 Always 0 Digit 6 Always 0 Digit 7 L or 0 where L indicates that the T1 line is in loop Digit 7 Always 0 Scrolling UP DOWN will provide detailed information Below is the SES BES display Current Stats SES 000 BES 000 By choosing 24 Hour Statistics the user can scroll through the ES FS SES BES and LOF counts for the preceding 24 hour period 24 Hour Stats SES 00000 ESF Registers gives the ES FS SES and BES counts broken down for each of the ninety six 15 minute intervals in that 24 hour period Use UP DOWN to scroll through the intervals 03 FS SES BES 000 000 000 000 In this example the user has scrolled to interval 3 The ES count is the fi
79. p ON causes a loop at the Serial Port at the distant end In an Integrated Access Fractional T1 environment the Serial Port link through the network is a logical point to point connection and the distant end is the destination for the serial port data CAUTION LocalandRemoteLoops shouldnotbeactivatedatthesametimeunless the serial port BERT is also activated at the local end WHEN TESTING IS COMPLETED BE SURE TO TURN THE LOOP OFF From Diag Menu Diagnostics UP DOWN f diode Serial Port 1 SELECT to SP Diagnostics isplay display Local Loop On SELEC then DOWN SP Diagnostics and SELECT as required to display Remote Loop On Serial Port Loop ON 1 536 Mbps 1 544 Mbps Payload Network Interface AS56 and 56 User Manual 4 7 Testing the Access System 56 Serial Port BERT The Serial Port DTE BERT can be used as a part of many different test configurations It is most valuable with both the Local and Remote Serial Port Loops activated The local end of the recommended configuration is shown below The Local Errored Seconds are counted by the detector toward the left side in the figure The Remote Errored Seconds are counted by the detector toward the right side WHEN TESTING IS COMPLETED BE SURE TO TURN THE LOOP AND BERT OFF From Diag Menu Diagnostics UP DOWN to display Serial Port SELECT to display SP Diagnostics Local Loop Off Use SELECT and UP DO
80. play DOWN and SELECT NI Diagnostics to display ena Err Secs 00000 DOWN as required and NI Diagnostics SELECT display Sec Test 00000 Confirm that the Seconds Test is properly incrementing and then depress UP to confirm that the Errored Seconds is not incrementing If the unit is receiving errored seconds confirm your configuration and run the self testing again If the unit still indicates errored seconds contact our Technical Assistance Center Turn Off the BERT and the Local Loop Cycle through the Diagnostics menus and confirm that all test functions loops and BERT are Off If necessary turn them Off If the unit is being used in a point to point configuration configure and self test the remote unit If the unit is being used in an Integrated Access Fractional T1 environment configure and self test all remaining units AS56 and ASS6 5 User Manual 3 21 Configuring and Installing the Access Syste m56 56 64 kbps mode self testing From Main Menu UP DOWN 1o display _Diagnostics SELECT Diagnostics to display Ntwk Port SELECT Ntwk Diagnostics display Local Loop Off If the Local Loop is presently Off the Network ALARM indicator should be illuminated If the Local Loop is presently On the Network ALARM indicator should be extinguished Depress SELECT to turn the loop On and Off while confirming proper functioning of the Network ALARM indicator Leave the
81. port by email at support verilink com Youcan visit the Verilink Web page at http www verilink com Or you can direct dial into the Verilink Technical Support BBS at 408 934 3834 at line speeds up to 28 8K ii 856 and AS56 User Manual Unpacking Warranty This equipment is normally shipped in cardboard cartons with foam inserts to protect the units from shock and vibration during shipment Upon arrival of the equipment inspect the condition of the boxes and compare all items to the packing list Notify Verilink and the carrier immediately if there are any damages or shortages Store the cartons and packing material in case the unit has to be shipped at a later date Check the contents against the packing slip For each Centum 56 Series unit ordered the carton should contain the unit an AC power module and a manual VL S EAM WARNING The following rules should always be followed when connecting telephone equipment and or wiring 1 Never install telephone wiring during a lightning storm 2 Never install the telephone jacks in wet locations unless the jack is specifically designed for wet locations 3 Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface 4 Usecaution when installing or modifying telephone lines rr Verilink reserves the right to incorporate product enhancements and or change product specifications at any time
82. rom Diag Menu Diagnostics UP DOWN to display _Ntwk Port SELECT and DOWN NI Diagnostics as required to display CSU Loop _On SELECT as required to turn the CSU Loop Off On CSU Loop ON gol 56 64 kbps Networ Interface 4 10 A556 and AS56 User Manual Testing in 56 64 kbps DDS Mode DSU Loop The DSU Loop is useful for looping back any testing initiated by the other end of a point to point circuit DTE data is also looped back to its source WHEN TESTING IS COMPLETED BE SURE TO TURN THE LOOP OFF From Diag Menu Diagnostics UP DOWN to display _Ntwk Port SELECT and DOWN NI Diagnostics as required to display DSU Loop _On SELECT as required to turn the DSU Loop Off On DSU Loop ON de 56 64 kbps Networ Interface AS56 and ASS6 5 User Manual 4 11 Testing the Access System 56 4 12 56 and AS56 User Manual Chapter 5 Other Features Many other functions are available in the Access Sy stem56 This chapter describes access from the front panel display The same functions can also be accessed via an externally attached terminal See Chapter 6 Auxiliary Ports Alarms and Statistics T1 FT1 mode This section discusses the alarms and statistics available in TI FT1 mode and 56 64 kbps DDS mode The Alarms and Stats Main Menu is intended for those users with T1 alarm and ESF Extended Superframe statistics knowledge From the Alarms and Stats Main Menu SELECT
83. rst three digit number directly below the 03 AS56 and AS56 User Manual 5 7 Other Features Serial Port Indicators This section discusses the various serial port indicators available in T1 mode and 56 64 kbps DDS mode T1 FT1 mode Within TI FT1 Mode operation the user is able to view the current status of the Serial Port control signals From the Diagnostics Main Menu SELECT Ser Port Ind and then use UP DOWN arrows to scroll through the following control signals RTS Request ToSend DTR Data Terminal Ready 56 64 kbps DDS Within 56 64 kbps Mode operation the user is able to view the current mode status of the Serial Port control signals From the Diagnostics Main Menu SELECT Ser Port Ind and then use UP DOWN arrows to scroll through the following control signals TXD Transmit Data RXD Receive Data CD Carrier Detect CTS ClearTo Send RTS Request ToSend DTR Data Terminal Ready 5 8 556 and AS56 User Manual Utilities Utilities From the Utilities Main Menu SELECT then use UP DOWN arrows to View Unit Type The unit type can only be viewed through the front panel but it can be changed through the terminal Set Date and Time After selecting Set Date Time from the Utilities Menu use the UP DOWN arrows to scroll through the parameter selections hour minutes seconds day month year and SELECT to choose the parameter you wish to increment the time and date END takes you back
84. s menu provides the functions described in Testing in TI FT1 Mode on page 4 2 Also see the description Alarms and Statistics on page 5 1 Diagnostics Local Loop Remote Loop Local ES Remote ES Sec in Test Verilink Corporation AS56 Plus T 1 CSU DSU Unit ID 01234567 Serial Port Indicators Off Rx Data Off Off Tx Data Off Off RIS Off DCD off 00190 DTR off 00226 Ind Off 00001 April 26 1996 14 37 02 System Diagnostics amp Indicators Depress E to insert errors in BER Test pattern Cursor Forward SPACE Cursor Back BACKSPACE Select Entry ENTER Return to Previous Menu X 56 64 kbps DDS mode The user has selected Serial Port Indicators from the terminal s DDS Main Menu and is presented with the menu depicted below This menu provides the functions described in Serial Port Indicator on page 5 8 AS56 and 56 User Manual 6 15 Auxiliary Ports Verilink Corporation AS56 CSU DSU Unit ID 01234567 Cursor Forward SPACE Cursor Back Serial Port Indicators Indicators Rx Data Off Tx Data Off RTS Off DCD Off DTR Off Loop Ind Off Next Previous Entry BACKSPACE April 26 199 14 37 ENTER B Return to Previous Menu X 6 16 4556 and 556 User Manual ESF Registers mode ESF Registers T1 FT1 mode From the terminal s 1 Main Menu the
85. ser Manual Line Testing Integrated Access Fractional 1 Line Testing Integrated Access Fractional T1 The line testing can be performed via either Acce ss System56 control panel or an external terminal or PC The instructions below assume that the unit s control panel is being used Chapte r6 Auxiliary Ports describes usage of an external terminal The line itself cannot be tested directly in an Integrated Access Fractional 1 environment the Network remote loop will not function It can however be tested indirectly by using the Serial Port channel If a Serial Port channel is being used Remote Loop must be enabled for all Access Syst em56 units at remote locations From Main Menu Main Menu UP DOWN to display _Diagnostics Use SELECT and the UP and DOWN arrows to choose Serial Port Use SELECT and the UP and DOWN arrows to choose Remote Loop On or Local Loop On but not both Then use the UP DOWN arrows and SELECT to turn on the BERT Finally use the arrows to confirm that Seconds Test is incrementing but Local and Remote Errored Seconds is not incrementing This checks out the link from the local site to the ultimate Serial Port destination Turn Off the BERT and the Loop Your system is now ready for operation AS56 and 56 User Manual 3 29 Configuring and Installing the Access Syste m56 AS56 and AS56 4S worksheet Model Company Name Location 2
86. ss Syst em56 model being configured 2 Company name and location Administrative information determined by customer 3 DDS Carrieror T Carrier ID Local Circuit ID and Billing Number Administrative information obtained from the network supplier AS56 and 56 User Manual 3 3 Configuring and Installing the Access Syste m56 NOTE Steps 4 through 11 below apply to TI FTI network interface LES configuration while Steps 12 through 15 apply to 56 64 kbps DDS network interface configuration SELECT to Configuration display _NI Interface SELECT to NI Configuration isplay display Framing _XX 4 NI Framing This information must be obtained from the network supplier Depress SELECT to choose between D4 and ESF DOWN NI Configuration isplay Line Code XXX 5 Line Code This information must be obtained from the network supplier Depress SELECT to choose between AMI and B8ZS DOWN NI Configuration display LBO X dB 6 NILBO Line Build Out Should be set to 0 dB unless the network supplier specifically requests otherwise If requested repeatedly SELECT to choose 0 7 5 15 or 22 dB 3 4 AS56 and AS56 User Manual Configuration Parameters DOWN to NI Configuration display NTWK Diag XXX Network Diagnostics This entry determines the Access Sy stem56 s ability to respond to diagnostic commands received from the network supplier Repeatedly SELECT to
87. tion menu and use the arrow buttons to display Print Config Then SELECT to initiate a printout From the Main Menu SELECT the Alarms Stats menu and use the arrow buttons to display either Print Alarms or Print ESF Stats Then SELECT to initiate a printout Terminal control provides a much more comprehensive printing capability with CRT formatting entering a P on the appropriate screen will cause a printout of Configuration DSO Assignments Link Statistics Alarms ESF Register Summar and Complete ESF Register Contents AS56 and 56 User Manual 6 31 Auxiliary Ports NMS SNMP Configuration Front Panel Operation Terminal Operation The NMS Printer port can be connected to an SNMP network management station such as HP OpenView or Sun s NetManager by either LAN or modem Either method must support UDP IP SLIP over RS 232 Either of two methods can be used to connect the unit to the SNMP station Both methods require UDP IP SLIP over RS 232 The most straightforward method is to connect the unit s NMS port to an intelligent port on a router hub or terminal server The intelligent port must be configured to run SLIP protocol The port speed must be set as well as the IP address for the port and the port s remote device in this case the Access Syst em56 unit Samples of these connections are illustrated in Providing SNMP Manager Access on page 6 33 An optional method allows the SNMP Manager to access the unit s pr
88. to prevent service interruption Normally Verilink CSU equipment will be used to interface either FCC registered or grandfathered digital terminal equipment to the digital service channel If the equipment to be connected is not of this type institutional procedures provide that an affidavit be supplied to the telephone company This affidavit must state that the system will be AS56 and ASS56 S User Manual v operated only by trained individuals and that the signal power at the telephone company interface will not exceed the limits set forth in Part 68 of the FCC s Rules and Regulations vi AS56 and AS56P 5 User Manual Table of Contents 1 OVERVIEW 1 1 Centum 56 Series Products traer 1 2 TI dig ees eu ORI eer d tp 1 3 Special Access Sys tem56 Features enne nennen nennen trenes 1 3 Built In 56 64 kbps DDS CS sees entrent 1 3 Built In TA ESE CSU oet mede etd 1 3 Network Protection ore EEEE EE Re PEERS 1 4 Front Panel Control t rr E RE RR VON PIU aoe 1 4 Terminal Control ee p 1 4 NMS Control SNMP Agent Inside essere 1 4 Printer Support nnper hed eet vee eee ek ie debiera 1 4 Event LOS oso aa POE PERRO REANO S THEE EFE 1 4 Built in Di gnostics iere cette tee iei ei e e bit dede cire e ea ps 1 5 ESF Operation eoe eet nire ee utet d E
89. uration Parameters Configuration Parameter TIP Proper configuration of the Access Syst em56 requires information regarding the network itself and the manner in which the network will be used Most of this information is readily available from the network supplier although some user decisions must be made from within the limitations of the network This manual includes a configuration worksheet at the end of this chapter to aid the user in configuring the unit Verlink recommends that the master worksheet be photocopied and that copies be used to record the actual information for Access Sy stem56 units By using the information in this chapter one worksheet should be completed for each unit in the network After completing all worksheets for all units this chapter should again be used to actually configure the units Note that the Access Sys tem56 can remain unpowered indefinitely without losing the configuration parameters Plug in the Access Sy stem56 and confirm that the LCD panel displays Main Menu _Configuration If necessary press the UP or DOWN arrow buttons until the panel displays the above information The item numbers in this section correlate to the circled reference numbers on the 856 ASS6P 5 Worksheet on page 3 30 To make your life easier photocopy the worksheet and complete it as a record of each unit s configuration 1 Model number Administration information indicating specific Acce

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