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3610-A2-GB46-40

1. TOP LEVEL MENU Display Dspl The results are shown in Table 3 6 To clear the results of the test and clear the counters to zero select Clr Local Remot Msgs Address Table 3 6 Stat Bck Test Ctrl Bit Error Rate Test Results i Information Displayed Time Running test timer Confg Tot Error Running count of bits in error Max if the maximum error count has been reached which is 64000 Opts PList Dir Phone Addr Term Menu DA ChgMd SPID Err Secs Running count of errored seconds Clr Add ELA Errored second is at least one error Displ Chang Acq is detected during a 1 second time Exec period Load Save pop Run on port nn Port selected for testing Activ Delet Skip Save DPII ADp Chang Clr a Enab Disab Pswrd CID Lamp Test E A Load Save Pswrd The Lamp test is a test of the status indicators LEDs kgad e OS and the LCDs Any indicator that does not flash is not to functional l Activ Remt Usrl Usr2 Usr3 FacC FacT FacB e If all the indicators on the Model 3610 front panel are flashing then all LEDs are functioning ae e InaCOMSPHERE 3000 Series Carrier the Shenae a Activ Usrl Usr2 Usr3 indicators on the SDCP remain ON e The LCD on the front panel or SDCP alternately flashes solid blocks followed by a character set T J di
2. Disab Disables Bilateral Loopback 4 12 February 1996 3610 A2 GB46 40 Configuration Option Tables Table 4 4 4 of 6 General Configuration Options Ext Leads Rate Next ExtLd Rate RPowr Prev External Leads Controls the use of the general purpose leads on the ElA 232 D V 24 interface for Port 1 except when Rate is selected These leads can be controlled and monitored from the front panel or a 6700 or 6800 Series NMS ExtLd Enables Pins 12 and 13 as output control and Pins 19 and 23 as input alarm leads When enabled Pins 12 and 13 output 12V when ON and 12V when Off Pins 19 and 23 recognize voltages from 2 2V to 12V as ON reported as an External alarm and 12V to 8V as Off Rate If the TDM or MCMP option is installed use Pin 12 on each port to control speed selection and make an extended modem change speed to match the backup port speed Pin 12 on all ports turns Off at the same time to indicate that the TDM is in fallback If a port does not fall back and remain at the same speed then the fallback feature in the DCE connected to that port should not be enabled RPowr Functions similarly to ExtLd but the inputs report power failure or fan alarms when a redundant power supply is installed in the COMSPHERE 3000 Series Carrier CCN by EL Disab Next Enab Disab Prev Configuration Change Notification by External Leads Controls the use of the general purpose output leads to set an CCN ev
3. E 1 F Technical SpecificaHons e enii a heehee bees hes F 1 February 1996 3610 A2 GB46 40 Preface About This Guide This user s guide provides basic information to get you started using your COMSPHERE 3600 Series Data Service Unit DSU It provides a summary of the DSU s features and SNA Diagnostic Interface options It is assumed that you are familiar with the functional operation of data communications equipment How to Use This Guide Chapter 1 gives a general overview of the 3600 Series DSU and SNA Diagnostic Interface options Refer to this chapter for a summary of standard and optional features A list of related documents is also included Refer to Chapter 2 to install and set up your Model 3610 DSU To install a Model 3611 DSU refer to the COMSPHERE 3000 Series Carrier Installation Manual Chapter 3 provides an overview of the DSU s front panel status indicators and menu structure with a brief description of each branch s purpose or function Chapter 4 provides the basics of setting or changing configuration options Configuration option tables assist you in making appropriate selections when a change to the factory loaded configuration options may be required Appendix A provides the DSU s menu structure Refer to this aid as you proceed through the menu from the front panel or an async asynchronous terminal Appendix B provides a configuration worksheet to use during planning
4. Load from Activ Remt ES E lej e le Usr2 Usr3 FacC FacT FacB A 4 The selections on the screen are configuration option sets stored in the DSU s memory Table 2 1 lists the Load from menu selections and their source Before changing any configuration options you are advised to first save the factory default settings to store a set of working configuration options If you select Activ Usr1 Usr2 Usr3 FacC FacT or FacB from the Load from menu a complete set of configuration option values is loaded into a working buffer 5 Once the values are loaded into the DSU the Edit Save screen appears You must select SAVE for changes to take effect If SAVE does not appear press T until SAVE appears Edit Save A SAVE DSU pla E EQ E E DBM Gen Bckup 6 After selecting SAVE the following screen appears Saveto A Activ Remt Usa A A fe ro gt Usr2 Usr3 When you select from the Save to screen the DSU performs a verification routine to ensure that the configuration options chosen are compatible From this point you can edit and save additional configuration options Refer to Chapter 3 and Appendix E for details regarding configuration of your unit Use the Appendix B worksheet for recording configuration option changes stored in Usr1 Usr2 or Usr3 3610 A2 GB46 40 February 1996 2 5 COMSPHERE 3600 Series D
5. Yellow when active core is being tested Health and status indicator there is an alarm in the local or remote DSU DBM or DDS facility or a corrupted configuration For a DSU with TDM or MCMP the alarm may be in the communications path between the DSU and TDM or MCMP circuit card The following alarms at the local or remote DSU cause the Alrm status indicator on the affected DSU to light Configuration Corrupt Device Fault Dial Tone Test Failure DTR Alarm Facility Alarm MUX Failure No Response Out of Frame Threshold Redundant Power Alarm Streaming Terminal and Subnetwork Alarm Refer to Table E 5 Device Health and Status Messages for further details The active DSU or DBM device is either performing a test or other DSUs or DBMs are in Test mode The DSU or DBM is automatically put into Test mode when a remote DSU or DBM is performing a disruptive test A DSU or DBM in Test mode has the DTE interface turned Off For a DSU with TDM or MCMP any test involving the TDM or MCMP also involves the DSU The test is integrated into the DSU s Health and Status report When the active core is being tested any port included in the active core is also tested TXD RXD RTS CTS DSR DTR LSD Yellow Green DBM is active Rapid flashing Call setup in progress Slow flashing Call established but in Standby mode Steady ON Backup call established and active Internal lead states at the DSU DTE interface for circ
6. 3610 A2 GB46 40 February 1996 2 7 COMSPHERE 3600 Series Data Service Units EF Procedure 1 Plug the 4 pin modular plug of the hubbing device into the modular jack labeled CC DC and located on the rear of the DSU NMS Network a A Hubbing Device 495 14723 2 Plug one end of the 6 pin cable into the hubbing device jack labeled CC IN DC OUT 3 Plug the opposite end of the M6BJ cable into the appropriate 6700 or 6800 Series NMS jack Refer to your COMSPHERE 6700 or 6800 Series NMS documentation to control and configure the DSU from the NMS SNA Diagnostic Interface Verification To use the SNA Diagnostic Interface feature E Procedure 1 Enable the LPDA option refer to Table 4 5 2 Send a DSU CSU and Line Status test from the IBM NetView console to the control DSU and each tributary 3 As the status for each DSU is returned to NetView check the network address If the address is correct the verification procedure is complete Refer to Appendix D for additional configuration information Async Terminal Connection Use a CC to DB25 cable to connect an async terminal to a DSU This feature is available for the Model 3610 standalone unit only L gt Procedure 1 Plug the 4 pin modular plug of the DSU CC to DB25 cable feature number 3600 F3 504 into the DSU jack labeled CC DC Async Terminal Connection pS Holding Screws To Async Terminal 495 14577 02 2 Conne
7. When the remote site is to initiate a dial backup session enable AnswExtBU With this type of automated control the DSU monitors the data terminal ready DTR lead on the aggregate port When the External DBU has established a call and has turned ON the data set ready DSR lead the DSU switches the aggregate data from the DDS line to the aggregate port via a crossover cable between the External DBU and the DSU When the External DBU drops the call and the DTR signal turns Off the DSU switches the aggregate data back to the DDS line Note that when you select enable the front panel Backup Bkup and Drop Backup DrBU and NMS Standby Facility commands are ignored When a dial backup session is initiated at the local site disable AnswExtBU so that the DSU controls the DSR lead on the aggregate port By selecting the Backup command from the front panel Bkup or Standby Facility command from the NMS data is routed from the External DBU through the network interface NetIntf switch to the DTE As a result the DSR signal turns ON which then turns on the DTR signal at the External DBU If configured for DTR call control the External DBU places the call Data switches back to the DDS line when the front panel Drop Backup DrBU or NMS Standby Facility command is issued This turns the DSR signal Off on the alternate port and if the External DBU is configured correctly the DBU drops the dial connection NOTE If an Internal DBM is installed and act
8. 2 Wire Switched 56 DBM The 2 wire Switched 56 DBM childboards provide dial backup capability through the switched 56 kbps digital service The Switched 56 DBM offers the following features e Network compatibility Provides 2 wire Switched 56 DBM service restoration of failed DDS circuits over compatible switched 56 kbps services from the Local Exchange Carrier LEC or long distance carrier for Northern Telecom s DataPath 2 wire Service e Data rates Operates at 56 kbps full duplex and uses proprietary rate adaption to support data rates that are less than 56 kbps 3610 A2 GB46 40 February 1996 1 3 COMSPHERE 3600 Series Data Service Units 4 Wire Switched 56 DBM The 4 wire Switched 56 DBM childboards provide dial backup capability through the switched 56 kbps digital service The Switched 56 DBM offers the following features e Network compatibility Provides 4 wire Switched 56 DBM service restoration of failed DDS circuits over compatible switched 56 kbps services from LEC or long distance carrier for AT amp T s ACCUNET Switched 56 kbps Service MCTs 56 kbps Switched Digital Service US SPRINT s VPN56 e Data rates Operates at 56 kbps full duplex and uses proprietary rate adaption to support data rates of less than 56 kbps ISDN DBM The ISDN DBM childboards offer the following features e ISDN digital service restoration Provides backup capability if the DDS private line fail
9. CTS is determined by the combination of the RTS Control and CTS Control configuration options Delay CTS does not go Off in response to a network alarm condition or CMI CTS goes Off only after repeated call attempts fail the Tries Time out configuration option expires and the call is dropped Only use this selection if Auto Bckup is enabled FrcOn Forced On Keeps CTS on as long as the DSU has power DSR FrcOn Enab Next Enab Disab Prev Data Set Ready Forced On Provides the ability to override any other options controlling the Data Set Ready lead In TDM MCMP CBrdg or EBrdg mode the DSR FrcOn and DSR on Test configuration options are not displayed Select these configuration options on a per port basis from the MUX submenu Enab DSR remains ON as long as the device is working regardless of tests and network alarms Disab DSR functions as an active lead reflecting various test and alarm conditions and other options SystemStat Enab Next Enab Disab Prev System Status Controls the behavior of the DSR lead in response to a No Signal Out of Service or Out of Frame alarm from the network Enab Network alarm turns Off DSR Disab Network alarm does not affect DSR For a DBM D DBM F DBM I DBM S or DBM V network interface aggregate switching or when the DSU is in Bridge mode this configuration option should be set to Disab DSR on Tst Enab Next Enab Disab Prev Data Set Ready On in Test Con
10. ElA232 The ElA 232 D connector is typically used for data rates up to 19 2 kbps Operation at speeds up to 64 kbps is dependent upon cable length cable quality and the local environment Connector type should match the DTE V 35 For all available rates at distances up to 1000 feet RTS Cntrl DTE Next FrcOn DTE Prev Request to Send Control If set to FrcOn the DSU is always in data mode and never sends control mode idle CMI as the RTS lead is forced ON If set to DTE the DSU sends CMI whenever RTS is Off and data mode idle DMI when RTS is ON This configuration is forced ON internally for point to point configurations with nondisruptive diagnostics or rate adaption Set this configuration option to DTE for multipoint tributaries performing nondisruptive or mixed diagnostics rate adaption or when configuration option M PtSymPrt is enabled FrcOn Forced On Default for factory loaded tributary FacT DSU Keeps the RTS ON continuously regardless of whether RTS at the DTE interface is ON or Off Control DSUs with LPDA 2 enabled must have RTS Cntrl forced ON and CTS Cntrl set to RTS DTE Factory loaded control FacC DSU responds to RTS from the DTE Does not appear for CBrdg or EBrdg CTS Cntrl Std Next Std RTS Prev Clear to Send Control Controls the CTS lead when RTS is received Std Standard CTS follows RTS with a delay Factory loaded control FacC and factory loaded tributary FacT CTS is norm
11. You have accessed an older version of a Paradyne product document Paradyne is no longer a subsidiary of AT amp T Any reference to AT amp T Paradyne is amended to read Paradyne Corporation AREA CODE CHANGE Please note that the area code for Paradyne Corporation in Largo Florida has changed from 813 to 727 For any Paradyne telephone number that appears in this manual with an 813 area code dial 727 instead COMSPHERE 3600 Series Data Service Units Models 3610 and 3611 User s Guide Document No 3610 A2 GB46 40 i ATel Paradyne rinted on recycled paper February 1996 COMSPHERE 3600 Series Data Service Units COMSPHERE 3600 Series Data Service Units Models 3610 and 3611 User s Guide 3610 A2 GB46 40 5th Edition February 1996 Changes and enhancements to the product and to the information herein will be documented and issued as a new release A customer opinion card is provided at the front of this publication and your comments are appreciated If the form has been removed address comments to AT amp T Paradyne Corporation Technical Publications 8545 126th Avenue North P O Box 2826 Largo Florida 34649 2826 AT amp T Paradyne may use or distribute any of the information supplied as appropriate without incurring any obligation whatsoever United States FCC Registration number AW292J 61661 DD N PSTN Ringer Equivalence number REN V 32 DBM option 0 7B V 34 DBM option 0 2B
12. After the DSU and any options are installed set the software configuration options by accessing the Configuration Confg branch of the menu Refer to the menu tree in Appendix A and the worksheet in Appendix B while planning configurations NOTE Configuration options appear or are filtered based on hardware installed and options selected Load and save a set of factory defaults before changing any configuration options Refer to the Saving and Changing Configuration Options section in Chapter 2 After changing configuration options save the changes to Usrn For additional details refer to e Table 2 1 Default Configuration Option Sets e Table E 4 Configuration Error Messages for messages that may appear after pressing SAVE TOP LEVEL MENU Local Remot Msgs Address J Stat Bckup Test Confg Ctrl 495 12970b Configuration Option Tables This section contains a configuration option table for each functional group or option set within the Configuration Confg branch of the menu that is specific to DSU and SNA Diagnostic Interface applications Each table lists all the configuration options available in the option set The tables are in the order in which they appear on the Confg branch of the menu e DSU Configuration Options Table 4 1 e Diagnostic DSU Configuration Options Table 4 2 e Diagnostic General Configuratio
13. Canada V 32 Dial Backup Module Certification number 230 3684 A DOC Load number 7 V 34 Dial Backup Module Certification number 230 6811 A DOC Load number 3 2 Wire Switched 56 DBM Certification number 230 5870 A DOC Load number 0 ISDN Dial Backup Module Certification number 230 6943 A DOC Load number 0 ACCUNET is a registered trademark of AT amp T COMSPHERE is a registered trademark of AT amp T DataPath is a trademark of Northern Telecom Inc DATAPHONE is a registered trademark of AT amp T 5ESS is a registered trademark of AT amp T IBM is a registered trademark of International Business Machines Corporation MCI is a registered trademark of MCI Communications Corporation Microsoft is a registered trademark of Microsoft Corporation NetView is a trademark of International Business Machines Corporation US SPRINT is a registered trademark of US SPRINT Communications Company Windows is a trademark of Microsoft Corporation COPYRIGHT 1996 AT amp T Paradyne Corporation All rights reserved This publication is protected by federal copyright law No part of this publication may be copied or distributed transmitted transcribed stored in a retrieval system or translated into any human or computer language in any form or by any means electronic mechanical magnetic manual or otherwise or disclosed to third parties without the express written permission of AT amp T Paradyne Corporation 8545 126th Avenue North P O
14. Configuration Options Value Rate Kbps 64CC 64L 56 38 4 19 2 9 6 4 8 2 4 Position Cntrl Trib G2Trb PrtSp Kbps 64 56 48 38 4 32 28 8 26 4 24 21 6 LinkConfg Pt Pt M Pt 19 2 18 8 18 16 8 14 4 12 9 6 9 2 Resp Period 1 2 10 8 4 7 2 4 8 4 4 4 24 2 1 2 Disab TribTimOut Chang secto min 5 sec to 10 min TxClkSource Int RXC Ext Prt1 Prt2 Prt3 Prt4 Prt5 Diag Conn CC DG Prt6 DDS Msg Clamp Enab Disab Link Delay Os 1s 2s 5s 10s 20s 50s TxElasStor Enab Disab Network Delay Os 1s 2s 5s 10s 20s 50s RxElastStor Enab Disab Packet Delay Os 1s 2s 5s 19 2 PowrLvl 6 0 10 EMPAOIGHSA Kosino 64KScrambing On Off Upstrm Port Prt1 Prt2 Prt3 Prt4 Prt5 Prt6 64KLatchL pbk On Off M PtSymPrt Enab Bisakh Netintf AggSw Forc Disab Fast Sel ity Wels Netl Timing Int Netl Prt1 Prt2 Prt3 Prt4 Prt5 Prt6 V 54 Lpbk Enab Disab General Value Configuration Options ChaMd DTE Port ElA232 V 35 Configuration Options RTS Cntri FrcOn DTE Mode DPII ADp CTS Cntrl Std RTS AntiStream Chang Disab 1 100 sec async terminal 0 100 Hardware Straps Value LSD Lead Std Delay FrcOn DDD Interface x Permissive Programmable CTS Lead Std Delay FrcOn Frame Ground Signal Ground Connected Disconnected DSR FrcOn Enab Disab T
15. Digital bridge must be set to Cntrl Trib Tributary G2Trb This selection appears only in a DPII protocol mode In a DATAPHONE II network configure the outbound tributary as a G2Trb and have one DSU on its poll list Configure other tributaries as Trib LinkConfig Pt Pt Next Pt Pt M Pt Prev Link Configuration 2 Determines a point to point or multipoint circuit This configuration option is required for proper operation testing dial backup procedures and nondisruptive diagnostics Pt Pt Point to point configuration M Pt Multipoint configuration Resp Period 1 Next 1 2 10 Prev Response Period Determines how frequently the DSU sends health and status information This applies to RTS CTS Delay diagnostics which is used for single port multipoint configuration if the Diagnostic Type configuration option is set to NonD or Mixed Although this configuration option determines how often the health and status message is transmitted an extended RTS CTS delay occurs each time the DTE raises or lowers RTS Applicable to tributary DSUs and DBMs only 1 Tributary DSU responds with health and status information each time the DTE raises RTS 2 Tributary DSU responds with health and status information every other time the DTE raises RTS 10 Tributary DSU responds with health and status information every tenth time the DTE raises RTS TribTimOut 0 10 Next Chang Prev Tributary Time out The time in minutes an
16. If the DTE Port configuration option is set to V 35 the aggregate data is bridged to the ElA 232 interface Not valid with digital bridging AggSw Enable for aggregate switch backup Data can be sent over alternate Port 1 and the DDS line simultaneously An installed DBM must be disabled to select this configuration option When Answer External Dial Backup is enabled Table 4 4 the alternate port is active and the DDS line is inactive Forc Forces Aggregate Switching to ON Disab Alternate Port 1 not in use Netl Timing Netl Next Int Netl Prt1 Prt 2 Prt3 Prt4 Prt5 Prt6 Prev Network Interface Switch Timing If NetIntf is set to AggSw or Forc with AnswerExtBU enabled this configuration option determines where timing is obtained Not valid with EBrdg Int Timing is generated internally by the DSU Netl Timing is taken from the network Prt1 to Prt6 Timing is taken from the port Not available in MCMP mode Ports 2 through 6 are available for TDM mode if installed V 54 Lpbk Disab Next Enab Disab Prev V 54 Loopback Enables V 54 Loopback operation This configuration option is supported for point to point configurations The V 54 sequences are generated and detected on Port 1 Enab Enable if the DTE generates V 54 loopback sequences or if the 3600 Series DSU is communicating with a non AT amp T DSU that supports V 54 signaling Disab Disable if the DTE does not support V 54 signaling or other DSUs d
17. MCMP Flex Upgrade Installation Instructions COMSPHERE 3600 DBM Option Installation Instructions COMSPHERE 3000 Series Carrier Installation Manual 3610 A2 GZ51 Ships with field installable TDM Flex or MCMP Flex upgrades Contains Model 3610 Flex MUX installation procedures 3610 A2 GZ52 Ships with field installable dial backup upgrades Contains installation procedures for all Model 3610 and 3611 DBM types 3000 A2 GA31 Ships with every carrier Contains installation procedures for the carrier and its components options and operation COMSPHERE 48 Vdc Central Office Power Unit Installation Guide COMSPHERE 3600 Series Data Services Units Models 3610 and 3611 Secondary Channel Applications Supplement COMSPHERE 6800 Series Network Management System Communications Products Support Command Reference Manual 3000 A2 GB41 Ships with every 48 Vdc power unit Includes descriptions of features installation instructions troubleshooting specifications and an equipment list 3610 A2 GB42 Orderable Provides details on DSUs equipped with the Secondary Channel option Provides descriptions of features DSU operation configuration examples worksheets and an equipment list 6800 A2 GB31 Ships with software Provides descriptions of device commands for interaction between 6800 Series NMS and other product lines COMSPHERE 6700 Series Network Management System User s Guide 6700 A2 GY31 Sh
18. 4 4 screen types async terminal C 4 selection screens async terminal C 4 signal ground switch 2 2 SNA Backup 4 16 SNA diagnostic interface See LPDA 2 software version control 3 7 4 13 specifications See technical specifications SPID Configuration branch 3 15 status system 4 11 Status Stat branch 3 6 3 8 circuit quality CircQ 3 7 DTE status 3 7 Identity ID 3 7 terminal power 3 7 status indicators 3 3 3 5 Stndby message E 9 Stop Bits 4 15 Stream message E 9 streaming See AntiStreaming subnetwork subn health and status 3 7 SubSpd message E 9 SW Vers 4 13 SystemStat 4 11 3610 A2 GB46 40 February 1996 Index 5 COMSPHERE 3600 Series Data Service Units TDM See also 3610 A2 GB48 capabilities 1 4 technical specifications F 1 F 6 3600 hubbing device F 6 DSU F 5 general 3600 Series F 2 F 4 Term Stndby message E 2 terminal power 3 7 terminate async terminal session C 8 test data set ready DSR 4 11 message E 9 Test branch 3 9 abort 3 9 selective 3 9 subnetwork Subn 3 9 Bit Error Rate Test BERT 3 12 Device Devic 3 10 Digital test DT 3 11 End to End test EE 3 12 Lamp test 3 13 Loopback 3 10 messages E 6 E 7 Thresh message E 9 time out tributary 4 7 Transmit Clock Source 4 2 Elastic Store 4 3 Transmitter control TxCtl 3 16 TribTimOut 4 7 TribTm message E 9 tributary time out 4 7 troubleshooting E 1 Trunc message E
19. 7 4 9 DSU 4 2 4 4 diagnostic 4 5 4 6 error messages E 3 E 4 general 4 10 4 15 how to save and change 2 4 LPDA 2 4 15 4 16 worksheets B 1 B 2 Conflict w Envir message E 2 connection diagnostic 4 7 LADS distances F 1 control CTS 4 10 RTS 4 10 Control Ctrl branch 3 15 External leads ExtL 3 16 LEDs 3 16 Transmitter control TxCtl 3 16 CTS Cntrl clear to send 4 10 CTS Lead 4 11 data set ready forced on 4 11 on during tests 4 11 Data Terminal Ready DTR alarm 4 13 DBM See also 3610 A2 GB49 common capabilities 1 3 ISDN 1 4 Switched 56 1 3 1 4 V 32 1 3 V 34 1 3 DBM X 1 3 3 8 E DDS F alarm messages E 5 default configuration option sets 2 6 delay link 4 8 network 4 8 packet 4 8 Devic message E 9 device devic health and status 3 6 device test 3 10 Diag Conn 4 7 Diag Type 4 5 diagnostic connection 4 7 disruptive type 4 6 DSU configuration options 4 5 4 6 general configuration options 4 7 4 9 nondisruptive 4 5 speed 4 5 type 4 5 DialBU message E 9 DialCN message E 9 DialTn message E 9 digital bridge See also 3610 A2 GB48 capabilities 1 4 digital loopback 3 10 remote 3 10 Digital test DT 3 11 results 3 12 Directory Dir Configuration branch 3 14 Disab message E 9 display screens async terminal C 8 Disr Type 4 6 disruptive diagnostic type 4 6 documents how to order 1 5 product related 1 5 1 6 reference 1 5 DSR FrcOn 4 11 on
20. Backup 4 14 AnswExtBU 4 14 C AntiStreaming 4 10 async terminal connection 2 8 customer 1D CID input C 6 display screen C 8 front panel differences C 3 messages E 2 how to change password C 7 enable C 2 end a session C 8 input amount of time C 7 input screen C 6 operation 3 5 C 1 C 8 password security C 2 screen types C 4 selection screen C 4 Async terminal Term Configuration branch 3 15 Async to Sync 4 14 AsyncBit Char 4 14 Asynchronous Bits per Character 4 14 to Synchronous conversion 4 14 Backup Bckup branch 3 9 basic mode configuration worksheet B 1 B 2 Bilat Lpbk 4 12 bilateral loopback 3 11 4 12 Bit Error Rate Test BERT 3 12 results 3 13 CCN by EL external leads 4 13 Change protocol mode ChgMd Configuration branch 3 15 Circ Assur 4 12 circuit assurance 4 12 quality 3 7 Clock Source Transmit 4 2 Code LPDA commands 4 16 Command Complete message E 2 Failed message E 2 configuration corrupt message E 5 link 4 7 Configuration Confg branch 3 13 3 15 Async terminal Term 3 15 Change protocol mode ChgMd 3 15 Directory Dir 3 14 Menu Full mode 3 15 Network address Addr 3 15 Options Opts 3 14 Phone 3 14 Poll List PList 3 14 SPID 3 15 configuration option tables 4 14 16 format 4 1 3610 A2 GB46 40 February 1996 Index 1 COMSPHERE 3600 Series Data Service Units configuration options diagnostic general 4
21. Box 2826 Largo Florida 34649 2826 AT amp T Paradyne Corporation makes no representation or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for a particular purpose Further AT amp T Paradyne Corporation reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of AT amp T Paradyne Corporation to notify any person of such revision or changes A February 1996 3610 A2 GB46 40 Safety Instructions Important Safety Instructions 1 Read and follow all warning notices and instructions marked on the product or included in the manual 2 This product is intended to be used with a three wire grounding type plug a plug which has a grounding pin This is a safety feature Equipment grounding is vital to ensure safe operation Do not defeat the purpose of the grounding type plug by modifying the plug or using an adapter Prior to installation use an outlet tester or a voltmeter to check the ac receptacle for the presence of earth ground If the receptacle is not properly grounded the installation must not continue until a qualified electrician has corrected the problem If a three wire grounding type power source is not available consult a qualified electrician to determine another method of grounding the equipment 3 Slots and openings in the cabinet are provided for ventilation To ensure
22. CR gt The Customer ID menu AT amp T Paradyne screen reappears Customer ID ORLANDO2 Model COMSPHERE 3610 PRESS 2 Save Term Enab When the confirmation message Command Complete appears after saving the CID to memory the CID will appear on every screen and you can access other menus T Ctrl T Top Menu U CtrI U Up Menu V Ctrl V View H S Password Change Password security protects access to the DSU When PRESS Desired Selection Key password security is already set up at the front panel the Ctrl x Disconnect password must be entered at the async terminal exactly as originally input including upper or lowercase alpha characters For example entering 234abc originally and then entering 234ABC would not be accepted as a valid 3 From the Customer ID Menu screen to set up or password change the Customer ID PRESS 1 Chang To set up or change the password E Procedure 1 Select Pswrd from the Async Terminal Menu screen the Password Menu Screen appears PRESS 1 Chang C 6 February 1996 3610 A2 GB46 40 Async Terminal Operation 2 The Password input screen appears The password can be up to 8 characters see Table C 3 Table C 3 Valid Password Entries Input Password Entry Alpha a to z upper or lowercase Numeric 0to9 Characters pound sign dash period backslash If you enter an invalid password character the entry is ignored If the terminal is set u
23. DSU itself are functioning properly The DSU must be connected to the DTE but the network connection to the DSU is not required for this test Once the loopback test begins the message Command Complete appears When a Local Loopback is requested of an inactive core it has no effect since the data from the DTE port is routed through the active core While the DSU is in Local Loopback any data transmission from the DTE is returned as received data An operator can send a test pattern and verify correct reception of the test The DSU does not monitor this testing DTE Loopback DTE Loopback DTE loops back the data path at the DTE DCE interface on a per port basis without affecting the operation of the remaining ports Once the loopback test begins the message Command Complete appears Digital Loopback Digital Loopback DL allows manual testing of the remote end of the circuit For example a Digital Loopback may be required to complete an external bit error rate test BERT from the remote DSU The local DSU receives test data loops it back to the transmitter before the DTE interface and returns it to the network Digital Loopback can also be initiated by receiving a V 54 pattern that starts a Digital Loopback For point to point configurations enable configuration options V 54 Lpbk V 54 Loopback Table 3 2 and RespondRDL Respond to Remote Digital Loopback Table 4 4 Once the loopback test begins the message Co
24. I DBM S or DBM V the primary core and the active core are the same Public Switched Telephone Network A network shared among many users who can use telephones to establish connections between two points Used when the DSU or DBM operates at a speed greater than the DTE This capability is enabled automatically when the port speed is set lower than the line speed Used with modular devices a connector plate is installed onto the rear of the COMSPHERE 3000 Series Carrier It contains two DTE connectors and functions as an interface between the modular device and the DTE Ringer Equivalence Number Number of wires that can be connected to a telephone line Return Material Authorization Provided by customer assistance center for equipment return Request to Send A signal from the DTE to the modem sent via Pin 4 of the EJA 232 interface that states the DTE has data to send Received Data Pin 3 of the ELA 232 interface that is used by the DTE to receive data from the modem Conversely the modem uses Pin 3 to transmit data to the DTE Shared Diagnostic Control Panel A feature that allows carrier mounted devices to share the same diagnostic control panel Installed into one COMSPHERE 3000 Series Carrier it controls and monitors the devices in all the carriers in the cabinet A single SDCP can control up to 8 carriers with a total of 128 devices Shared Diagnostic Unit A circuit card installed in Slot 0 of the COMSPHERE 3000 S
25. MCMP Flex 6 port MCMP Flex With either flex model each port can be set independently as either an EIA 232 or V 35 interface e Number of addressable devices Supports up to 40 tributary DSUs or 20 tributary DSUs with DBMs each equipped with an MCMP circuit card e Digital sharing Allows up to three digital sharing groups at each tributary site by assigning channels to more than one port All ports operate at the same speed and receive the same data MCMP capability allows digital sharing and multiplexing simultaneously at any tributary site e Multipoint dial backup Provides multipoint service restoration with extended bridges using the Network Interface configuration option to allow for dial backup Digital Bridge Capability Digital bridging is primarily used for dedicated multipoint dial backup The ISDN dial or Switched 56 kbps network provides backup support The digital bridge capability is dedicated to a single DSU The DTE connected to the DSU is usually the controlling DTE of a multipoint network Configure either the TDM or MCMP option to provide the digital bridge capability Digital bridging when used to support dedicated multipoint dial backup includes the following features e Number of tributaries Provides dedicated multipoint dial backup for up to 20 tributary DSUs e Partial and full backup Provides multipoint dial backup for both partial and full backup on DDS multipoint circuits e Re
26. Switched 56 or DBM D or 4wS 4 wire Switched 56 or DBM S yy y indicates the DBM s maximum speed z indicates the DBM Primary Core option is enabled displays P if the Primary Core is enabled MUX Card TDM or MCMP The type of circuit card installed Currently configured application of TDM or MCMP Possible values are TDM MCMP CBrdg central site bridge EBrdg extended bridge and None TDM or MCMP circuit card disabled MUX SW ver Software version residing on the TDM or MCMP circuit card App Modul ASPEN Allows Single Port Async Sync operation CISC or 64CC CISC when the Clear Channel with Integrated Secondary Channel chip is present 64CC when the CISC chip is not present LPDA 2 Appears when the SNA Diagnostic Interface option is enabled XLOOP Provides enhanced DDS mode 3 8 February 1996 3610 A2 GB46 40 Front Panel Operation Backup Branch The Backup Bckup branch appears when the configuration option Network Interface NetIntf is set to AggSw The DSU provides an internal aggregate data stream for diagnostics and framing on the alternate V 35 or EJA 232 interface of Port 1 The aggregate port can be connected to an external dial backup unit DBU TOP LEVEL MENU Local Remot Msgs Address Stat Test Confg Ctrl Abort Bkup Dial DrBU Disc Dial gt DDS AggS
27. commands and is capable of being tested or disabled Upon detecting that RTS is no longer turned ON the DSU turns off its alarm resets the streaming timer and allows the DTE to send data This configuration option only applies to a DSU configured with RTS Control set to DTE It is disabled when RTS Control is set to FrcOn Chang Set timer to Disab or any value from 1 to 100 second s in increments of 1 When you select Disab streaming terminal detection is not provided For async terminal enter O zero for Disable 4 10 February 1996 3610 A2 GB46 40 Configuration Option Tables Table 4 4 2 of 6 General Configuration Options LSD Lead Std Next Std Delay FrcOn Prev Line Signal Detect Lead Controls behavior of the Line Signal Detect lead Std LSD lead goes Off in response to a control mode idle CMI signal from the DDS network or DDS failure Delay LSD does not go Off in response to a network alarm condition or CMI LSD goes Off only after repeated call attempts fail and the Tries Time out configuration option expires Enable Auto Bckup to use this selection FrcOn Keeps LSD on as long as the DSU has power CTS Lead Std Next Std Delay FrcOn Prev Clear to Send Lead Controls the Clear to Send lead Appears when CTS Cntrl configuration option is set to Std The Std and Delay selections are ignored if RTS Control is set to DTE CTS Control is set to RTS or Circuit Assurance is enabled Std
28. flash on and off 3610 A2 GB46 40 February 1996 2 3 COMSPHERE 3600 Series Data Service Units Lar Paradyne OK Alrm TEST Dial TXD RXD RTS CTS DSR DTR LSD COMSPHERE 3610 103 104 105 106 107 108 109 Network Device Test Dial DTE Status Alarm Mode Backup Indicators 495 12347b 04 Power Up Tests a Eon a er re r gt 3 Watch the liquid crystal display LCD during the tests The results of each test display briefly as Pass Fail or Abrt The tests take about 20 seconds to complete You are looking for successful test results DSU MUX Pass Pass cs ness E Le we 4 Continue if you receive successful messages If a Fail message appears or an installed hardware option does not appear refer to Appendix E Troubleshooting and Front Panel Messages Saving and Changing Configuration Options For Model 3610 and Model 3611 DSUs change configurations options from either e A front panel e A 6700 or 6800 Series NMS e An async terminal 3610 standalone only Appendix B provides a Basic Configuration Worksheet which is a summary of configuration option sets Use the worksheet the menu tree in Appendix A and Chapter 4 Configuration Option Tables for reference For additional Configuration Option tables refer to Chapter 4 of both the TDM MCMP Digital Bridging Supplement Document No 3610 A2 GB48 and t
29. for limited distance communications over the PSTN when a high speed modem is not needed Data Terminal Equipment The equipment such as computers and printers that provides or creates data Data Terminal Ready A signal from the DTE to the modem sent via Pin 20 of the EJA 232 interface that indicates the DTE is turned ON and connected to the modem Extended digital bridge Electronic Industries Association This organization provides standards for the data communications industry to ensure uniformity of interface between DTEs and DCEs Erasable programmable read only memory Glossary 4 February 1996 3610 A2 GB46 40 Glossary errored second extended network FA fast select fallback FCC FEP flex framing full duplex IEC IOC ISDN ITU TSS LADS LATA LCD LDM A performance measurement reported during Digital Test or Transmit Test Pattern that is defined as a second in which at least one error has been detected The extension of a circuit where the tributary DCE is connected to a downstream extended control DCE Facility Alarm A failure condition reported to the NMS when there is a break in communication with one or more tributary An extended data field used on some packet types for x 25 facility Retraining at a lower rate or speed Federal Communications Commission Board of Commissioners that regulates all U S interstate intrastate and foreign electrical communica
30. key for the next highest network address e Press the F2 key for the next lowest address DTE Status DTE status is a snapshot display showing the status of the external DTE interface of the local or remote DSU DBM If more than one port is active a port number selection screen appears e For the local DSU status the display is updated every 2 seconds e For the remote DSU status only one set of states is returned based upon a monitoring period of approximately 3 seconds From the front panel the DTE interface statuses appear in sets Use the 1 or amp key to view each set of lead statuses into view Circuit Quality Circuit Quality CireQ is a display showing the level and quality of the signal being received from the network for V 32bis and V 34 DBMs Identity Identity ID displays a report listing the DSU s model number serial number software firmware version network address DDS rate and installed options Table 3 3 lists the Identity information provided for the DSU and its options One field appears at a time Press the gt key to display the next field If the control DSU software version is less than 6 21 but greater than 1 10 the configuration option changes shown in Table 3 2 will need to be made Table 3 2 Firmware Version Control If Control DSU Set i Tributary DSU s SW Ver to If Tributary DSU is 3 20 Normal 3 3 6 33 6 99 3 3 N
31. od ee AAA maton oe Ra eas eben KS 3 13 Configuration Branch psss oes eh ede A beth ia A rd das whee eee 3 13 o RO 3 14 Po List taria AAA AAA LEE AA tke Red A eS EES 3 14 Directory saco iaa A aaa Ad di saws 3 14 A AP sae RO RA oes Gra A ee aes 3 14 NEGONE IES arta ds ts sates Been ad a tr A lacdebuncen tains 3 15 Change Protocol Mode lt sr A dale A A A RAS 3 15 ry US MST A A EE E ET E E E EEE E 3 15 A NE E E EE E EE E EE A E EEE E E E 3 15 Menm LI A A AS ANA E Obs 3 15 COMA BA tas 3 15 eiii e AAA Gadd eR a dg doe aac no G A 3 16 LED ei OO 3 16 E o acs ness facta A S E AEE tacos E TEA inte Peek Zeca nade EEE 3 16 Displaying External Leads ii A ia 3 16 Remote Braco ss ers dr das ds 3 16 3610 A2 GB46 40 February 1996 3 1 COMSPHERE 3600 Series Data Service Units Overview You can manage a 3600 Series DSU from e The front panel e An async terminal e AnNMS This chapter describes how to manage the DSU using the front panel Refer to Appendix C for async terminal operation The menus are organized as a branching hierarchy or menu tree Appendix A contains this menu tree Appendix B contains a Configuration Worksheet Refer to these reference materials as you proceed through the DSU s menus Refer to your COMSPHERE 6700 or 6800 Series NMS documentation to control and configure the DSU from the NMS Front Panels The front panel is the user interface to the DSU There are two types of front panels e The fron
32. related documentation that provides more details on these optional features LPDA 2 Link Problem Determination Aid Release 2 diagnostics are part of IBM s NetView management system February 1996 3610 A2 GB46 40 Product Introduction DBM Common Capabilities Integrated dial backup modules DB Ms ensure continuity of service if the DDS connection fails A DBM childboard is attached to the DSU circuit card The DBM option offers the following features Automatic backup and restoration When configured for automatic operation the DSU DBM detects a network failure performs the dial backup and restores the data path to the DDS circuit when the network returns to service Interoperability Provides DBM compatibility The ISDN DBM 2 wire Switched 56 DBM and 4 wire Switched 56 DBM can communicate with each other at 56 kbps A V 34 DBM can operate in V 32 DBM mode The V 32 and V 34 DBMs can communicate with each other Independent operation Although the DSU and DBM are functionally integrated you can configure each separately and run most tests independently Security Provides multiple levels of call setup security Prevents unauthorized access and invalid calls to the DBM Flexible device control Provides control of the DBM from an NMS the DSU s front panel an async terminal or automatically by the DSU DBM DBMs support a comprehensive set of diagnostics tests and commands Dial backup
33. support Provides DBM support of TDM or MCMP networks Non interfering testing Allows data to be sent on a DDS facility while performing a test on the active DBM core over the dial backup facility without disrupting data on the DDS line V 13 operation Provides pseudo switched carrier operation from the tributary to the control Bridging Orderable from the factory as a DBM X for Model 3611 The configuration option Primary Core is set to Yes and the DBM is available for digital bridging Does not function as a DSU X either a DBM D DBM F DBM L DBM S or DBM V e Installation choices Orderable from the factory either as One unit with the dial backup option installed on the DSU A DBM field installable upgrade V 32bis DBM The V 32bis 14 4 kbps DBM childboards offer the following features e Multispeed point to point backup Provides point to point service over the 2 wire dial network at a customer specified rate at full duplex e Data rates Provides DBM speeds up to 14 4 kbps using standard dial lines V 34 DBM The V 34 28 8 kbps DBM childboard offers the following features e Retraining and negotiation In addition to multispeed point to point backup provides retraining by the DBM to the maximum rate based on line conditions Additional port rates are available for the DBM with three user selectable speeds e Data rates Provides DBM speeds up to 28 8 kbps using standard dial lines
34. the lt lt or amp key to move the cursor position to the left or right To access the terminal without a password press F2 for Save After the async terminal is enabled press Enter to access the top level menu Enter the password into the system by pressing the A key select Save If you do not want to save the password entered select Undo Enabling the Async Terminal To enable the async terminal L Procedure 1 Ensure that the terminal is connected physically to the DSU Go to the Confg branch Use the lt or gt key to display the Term selection Select Term Select Enab the following screen appears Enter the previously configured password and press F3 The async terminal is now enabled and the front panel is disabled locked The LCD displays User I F Idle If you need to see the password follow the Password Security section to access Chang Press F1 for Change and the password is displayed had I F Idle am D E EN 6 From the terminal press the carriage return lt CR gt and the Password Access Menu screen appears C 2 February 1996 3610 A2 GB46 40 Async Terminal Operation AT amp T Paradyne Customer ID ORLANDO2 Model COMSPHERE 3610 Password Access Menu Password Enter Password followed by a lt CR gt To activate the async terminal enter the configured password and lt C
35. the attached terminal is the second level control and assigned the device This constraint is imposed by NetView address 2 e Extended Circuit For configurations having e Valid Addresses Valid addresses for control extended circuits the backbone tributary DSU in DSUs range from 1 to 255 the primary circuit must be set to 253 and configured as a point to point circuit Address 253 FD hex is the broadcast LPDA 2 address Link Segment Level 1 Link Segment Level 2 Primary Circuit Extended Circuit CARRIER Crossover LPDA 2 Control Netview Host Tributary Extended Tributary DSU Control DSU DSU LPDA 2 Address CPE Customer Provided Equipment 495 12986b 03 Figure D 1 LPDA 2 Addressing Example D 2 February 1996 3610 A2 GB46 40 Troubleshooting and Front Panel Messages Troubleshd0tMS seid ek add ada S IE O NE Messages Format 02 0c eee eee Troubleshooting Confirm the installed hardware options You receive a power up message for each hardware option type for example e DSU Pass e MUX Pass TDM or MCMP e DBM Pass If a fail message appears or a hardware option does not appear go to the Configuration Config branch load and save a factory set configuration FacC or FacT If the DSU is not connected to the network yet the e Red Alrm indicator is lit e LCD displays DDS F No Signal indicating a facility alarm e LCD displays Health and Status informat
36. value is set less than the DDS rate the DSU performs rate adaption NOTE When the Async Sync configuration option is enabled the following port speeds will not appear 32 26 4 24 18 8 18 9 2 8 4 4 4 4 and 2 kbps 64 to 1 2 Selects the DTE s port speed Disab Sets the port speed to 0 zero bps TxClkSource DDS Next Int RXC Ext Prti Prt2 Prt3 Prt4 Prt5 Prt6 DDS Prev Transmit Clock Source Specifies the transmit timing source for the DSU Not valid with EBrdg Int Internal clock source Timing is provided by the DSU RXC Receive clock source The DSU generates transmit timing from the receive data signal This choice is provided for LADS configurations and differs from the DDS selection when running tests Ext External clock source The DSU is timed by the external Transmit Timing lead on Port 1 only Prt1 to Prt6 Selects Ports 1 through 6 The DSU is timed by the external Transmit Timing lead on the selected port DDS DDS Network The DDS network is the timing source for the DSU 1 If operating in MCMP mode MUX Funct is set to MCMP the Rate Kbps default is 56 2 Port speed does not appear if TDM or MCMP hardware is installed and MUX Funct is set to TDM MCMP EBrag or CBrdg Instead this entry is made in the Port Speed PrtSp Configuration Options for DSU with TDM or MCMP 3 In TDM and MCMP mode the External clock source is replaced with Ports 1 6 Selecting a port number resu
37. 0 2600 and 3500 Series DSUs Std The ITU CCITT standard 511 bit pattern used with external test equipment RespondRDL Disab Next Enab Disab Prev Respond to Remote Digital Loopback Determines whether the DSU responds to a 2500 or V 54 Remote Loopback request Enab Performs a Digital Loopback Disab Ignores the Loopback command LL by DTE Disab Next Enab Disab Prev Local Loopback by DTE Whenever this lead is ON the Local Loopback overrides any other diagnostic tests run by the network Enab The DTE forces the DSU into Local Loopback when the signal on Pin 18 of the EIA 232 D V 24 interface or Pin L of the V 35 interface is turned ON Local Loopback ends when the signal is dropped Disab The DTE will not initiate Local Loopback in response to the signal RL by DTE Disab Next Enab Disab Prev Remote Digital Loopback by DTE For this configuration option Link Configuration must be set to Pt Pt Enab The DTE forces the DSU to request a Remote Digital Loopback when the signal on Pin 21 of the ElA 232 D V 24 interface or Pin N of the V 35 interface is turned ON Remote Digital Loopback ends when the signal is dropped Disab The DTE cannot initiate Remote Digital Loopback Bilat Lpbk Disab Next Enab Disab Prev Bilateral Loopback If this configuration option is enabled a DTE Loopback occurs when a Digital Loopback occurs Enab When enabled a Digital Loopback causes a DTE Loopback
38. 11 With the Model 3611 RJ48T configuration you must specify the number of data lines you require Refer to Appendix F Technical Specifications For DBM installations the proper service and jack must be ordered from the telephone company Refer to the following table for this information DBM Jack Installation Requirements USOC Jack USOC Jack Canadian Jack Canadian Jack DBM Type 12 0 or 14 4 kbps V 32bis DBM V 34 DBM Standalone RJ11C Permissive RJ45C Programmable RJ11C Permissive Carrier Mounted Standalone CA11A Permissive CA27A Programmable RJ21X Permissive RJ27X Programmable RJ21X Permissive CA11A Permissive Carrier Mounted CA21A Permissive CA27A Programmable CA21A Permissive 2 Wire Switched 56 DBM 4 Wire Switched 56 DBM ISDN BRI DBM SJA48 SJA11 CA11 metallic channel SJA48 uses an adapter cable SJA56 SJA57 Not available in Canada SJA11 uses an CA A11 adapter cable CA21A metallic channel Not available in Canada CA A11 uses an adapter cable After the telephone company has installed the requested service and jack you can connect the DSU with the cable provided An FCC compliant telephone cord and modular plug are provided with this equipment This equipment is designed to be connected to the telephone network or premises wiring using a compatible modular jack that is Part 68 compliant February 1996 3610 A2 GB46 40 Safe
39. 22 and 18 for the carrier mounted 3611 DSU This value can be changed but NetView may report an error if the value is not a known IBM model number Code 2 5822101 Next Chang Prev Code 2 Determines the DSU type and model reported for the Call Out and the Disconnect commands This configuration option is normally set to the same value as Code 1 The last digit in the configuration option is used to tell NetView that the DSU is either calling itself a DSU 1 or an APL modem 0 when responding to a NetView Dial Backup commana It is needed because the NetView dial backup commands are meant for APL devices and a particular release of NetView may not expect a DSU device to respond to an APL specific command 4 16 February 1996 3610 A2 GB46 40 Data Service Unit Menu A 3610 A2 GB46 40 February 1996 A 1 COMSPHERE 3600 Series Data Service Units TOP LEVEL MENU Local NOTE For additional details refer to Chapter 4 Configuration Option Tables and Appendix B Configuration Worksheet Address Read Clear Test H S DTE CircQ ID TPwr DSU DBM i Port Select Abort Devic Lpbk DT EE BERT Lamp Devic Expan Subn Start Start Start Subn Selective Port Port Select Select Abort Bkup Dial DrBU Disc gt Dial gt DDS AggSw Address Address Run Blocks Tim LL DTE DL RL Port Port Port rd Select Select Select Displ C
40. 4 kbps 0 bps DDS NETWORK INTERFACE 3610 DSU 8 pin modular jack USOC RJ48S 3611 DSU One or two 50 pin connector USOC RJ48T DIAGNOSTIC INTERFACE 3610 DSU Requires 3600 Series Hubbing Device which provides two 8 pin modular jacks 3611 DSU Via the SDU in the COMSPHERE 3000 Series Carrier or DC OUT via NMS adapter cable for a tributary in the carrier NETWORK COMPATIBILITY ANSI T1 410 1992 and 2 4 4 8 9 6 56 and 64 kbps AT amp T Technical Reference 62310 1987 Integrated Network Corporation 19 2 kbps loop at levels of 6 0 or 10 dBm Compatibility Bulletin CB INC 101 and Pacific Bell publications PUB L 780035 PB NB and PUB L 780036 PB NB DSU COMPATIBILITY Primary Channel All AT amp T Paradyne digital products and other products that are compliant with AT amp T Technical Reference 62310 1987 Diagnostic Channel Point to Point or Multipoint 3600 Series enhanced 3600 diagnostics nondisruptive or disruptive 3500 Series 2600 diagnostics 2600 Series 2600 diagnostics Point to Point Only 2500 Series 2500 loopbacks 1 If a 3600 Series DSU is not used on both ends of the circuit or if the scrambler configuration option 64KScrambling is not enabled the customer s DTE must provide for the primary data s ones 1s density 3610 A2 GB46 40 February 1996 F 5 COMSPHERE 3600 Series Data Service Units Table F 4 3600 Hubbing Device Technical Specifications Specifications Crit
41. 9 Tst Pattern 4 12 TxClkSource 4 2 TxElasStor 4 3 Upstrm Port 4 9 User I F Activ message E 2 Idle message E 2 V 54 Lpbk 4 4 worksheet configuration options B 1 B 2 Numbers 19 2 PowerLvl 4 3 2nd Ch bps 4 5 64KLatchLpbk 4 4 64KScrambling 4 4 Index 6 February 1996 3610 A2 GB46 40
42. Appendix C provides async terminal operation details Appendix D presents SNA Diagnostics operation Appendix E provides troubleshooting and front panel messages Appendix F presents LADS connection distances tables and technical specifications The Glossary defines acronyms and product specific terms used in this guide Product Related Documents For 3600 related documentation information see Table 1 1 in Chapter 1 Also refer to Chapter 1 for reference documents and document ordering information 3610 A2 GB46 40 February 1996 iii COMSPHERE 3600 Series Data Service Units iv February 1996 3610 A2 GB46 40 Product Introduction o A DA Pees Gee beds sony ie EN os Standard DSU Feats onto ntc dates i s Rs SNA Diagnostic Interface o ommuenro comemos Optional DSU Features 5 4 6 660 064 sede es canes e esas DBM Common Capabilities o oooooooo Ve2b1s DBM 000 A V34 DBM sce eos ln Ae TDM MCMP and Digital Bridge Capabilities TOM Capability rsss ia MCMP Capability 05 44 cciceees bik ere Saks Digital Bridge Capability o cias os sa eeka Product Related Documents ss cei 5 conosco ers Reference DOCUS ia Document Ordena iis A ain desa Overview The COMSPHERE 3600 Series Data Service Units DSUs Models 3610 and 3611 support communication between computers and other data processing devices by providing connections to digital data service DDS transmission facili
43. OutB _ 1 Toggle T Ctrl T Top Menu 2 Save U Ctrl U Up Menu V Ctrl V View H S PRESS Desired Selection Key lt TAB gt to go between fields Ctrl x Disconnect 5 If the value of either field is changed PRESS 2 Save 3610 A2 GB46 40 February 1996 C 5 COMSPHERE 3600 Series Data Service Units Input Screens 4 The Customer ID input screen appears The Customer ID can be up to 8 characters Input screens require data input followed by the see Table C 2 carriage return lt CR gt key The options to enter T for top menu U for up one menu and H for Health and Status do not appear They are disabled for input screens Table C 2 Ctrl T Ctrl U and Ctrl V continue to be available Valid Customer ID Entries Input ID Entry Customer ID CID Alpha ato z upper or lowercase The Customer ID field appears on the second line of accepted Display always every screen uppercase ICF Procedure Characters pound sign dash period backslash 1 From the Configure Menu Selection screen to enter or change the Customer ID j PRESS 6 Term 2 The Async Terminal Menu screen appears with Term Enab as the third line To access the Customer ID PRESS 4 CID If you enter an invalid character the entry is ignored If the terminal is set up for sound the terminal beeps when there is an invalid entry 5 After entering the Customer ID CID press the carriage return lt
44. Port Async Sync feature is installed and the Async Sync configuration option is enabled 6 to 10 Selects the asynchronous bits per character When Stop Bits is set to 2 10 will not appear 4 14 February 1996 3610 A2 GB46 40 Configuration Option Tables Table 4 4 6 of 6 General Configuration Options Stop Bits 1 Next 1 2 Prev Stop Bits Specifies the number of stop bits in an asynchronous character This configuration option only appears when the Single Port Async Sync feature is installed and the Async gt Sync configuration option is enabled 1 to 2 Selects the number of stop bits to be used When the AsyncBit Char configuration option is set to 10 2 will not appear Overspeed 2 3 Next 1 0 2 3 Prev Overspeed Selects the overspeed percentage of the asynchronous to synchronous converter This configuration option only appears when the Single Port Async Sync feature is installed and the Async gt Sync configuration option is enabled 1 0 Selects the basic overspeed range Basic range provides 1 0 overspeed in the DTE asynchronous data rate 2 3 Selects the overspeed percentage for extended range Extended range provides 2 3 overspeed in the DTE asynchronous data rate Table 4 5 1 of 2 LPDA 2 Configuration Options LPDA 2 Disab Next Enab Disab Prev LPDA 2 Operation Allows the DSU to respond to LPDA 2 commands issued from NetView This configuration option must be enabled at the contro
45. R gt at the async Password Access Menu screen If the password is valid the DSU s top level menu appears on the async terminal At the same time the LCD s message changes to ka I F Activ a otpore If the password is invalid the Password Access Menu screen reappears The async terminal feature is considered activated when the Top Level Menu screen appears see the Selection Screens section Async Terminal to Front Panel Usage Differences Menu tree sequences and functions are the same for the front panel and the async terminal For example when any test is started at the async terminal the DSU s LED lights will display the same as when activated through the front panel However there are a few areas with slight differences From a selection or display screen pressing the carriage return lt CR gt key at any time during a session refreshes the async terminal s screen NOTE When no entries are made for 5 minutes the async terminal session terminates and a blank screen appears When you press the carriage return lt CR gt key the Password Access Menu screen is appears Some symbols appearing on an async terminal screen differ from the front panel keypad as shown in Table C 1 below The first two table entries represent front panel function keys The remainder of the table relates to front panel to async screen displays For keypad function details refer to the Keypa
46. Sw w DDS E 5 AggSw w o DDS E 5 AgSw Req SymPrt E 3 AgSw TribIncmpt E 3 All Ports Disabled E 3 Br56 amp SpeedIncompt E 3 Brdg w o DDS E 5 Brdge with DDS E 5 Circ Assur Inval E 3 Command Complete E 2 Command Failed E 2 Config Corrupt E 5 Conflict w Envir E 2 CTS Ctrl amp DiagTyp E 3 DDS data rate E 5 DDS F AbnStatCod E 5 BiplrViol E 5 Fac Alarm E 5 No Signal E 5 OutofServe E 5 Dial Tone Fail E 5 DSU Agg Exceeded E 3 AsyncUndersp E 3 Device Fail E 5 Disable E 5 Tst E 6 EBrdg rate E 6 Elast Not Valid E 3 External Alarm E 6 Inactiv Brdg E 6 Incmpt DDS Speed E 3 Diag mode E 3 Inval 2ndChanSpd E 4 RTS Cntrl E 4 Selection E 2 Invalid Address E 6 Port Spd E 3 LPDA amp PrtSPIncmpt E 4 MCMP CommunicFail E 6 MUX CommunicFail E 6 Device Fail E 7 Netl E 7 Netl F No Signal E 7 No Response E 2 Not in Menu E 2 OutofFrame Thresh E 7 Please wait E 2 Port DTR Alarm E 7 Prt Disable E 7 Stream Term E 7 Redun Fan Alarm E 7 Pwr Alarm E 7 SC Scram Inv MP E 4 Subnetwrk Alarm E 7 Sub normal Speed E 8 Subtree Truncat E 8 Term Stndby E 2 Tst BERT E 6 E 7 BiL E 6 DCP E 6 E 7 Dev E 6 DL E 6 E 7 DT E 6 E 7 DTE E 6 E 7 E E E 6 Lamp E 6 LL E 6 LPDA E 6 E 7 NetL E 6 NMS E 6 E 7 Ntwk E 6 Remt E 6 E 7 RL E 6 E 7 TM E 6 E 7 User I F Activ E 2 V 54 amp 2500 Incmpt E 4 Message Clamping 4 3 messages command error E 2 command progress E 2 conf
47. T UNLESS THE CHANGES OR MODIFICATIONS ARE EXPRESSLY APPROVED BY AT amp T PARADYNE WARNING TO USERS OF DIGITAL APPARATUS IN CANADA THIS CLASS A DIGITAL APPARATUS MEETS ALL REQUIREMENTS OF THE CANADIAN INTERFERENCE CAUSING EQUIPMENT REGULATIONS CET APPAREIL NUMERIQUE DE LA CLASSE A RESPECTE TOUTES LES EXIGENCES DU REGLEMENT SUR LE MATERIEL BROUILLEUR DU CANADA C February 1996 3610 A2 GB46 40 Safety Instructions Government Requirements United States Certain governments require that instructions pertaining to connection to the telephone network be included in the installation and operation manual Specific instructions are listed in the following sections Notice to Users of the Telephone Network This equipment complies with Part 68 of the FCC rules On the bottom of the equipment is a label or silk screened text that contains among other information the FCC registration number and Ringer Equivalence Number REN for this equipment If requested please provide this information to your telephone company The REN is useful to determine the quantity of devices you may connect to your telephone line and still have all of those devices ring when your number is called In most areas the sum of the RENs of all devices should not exceed 5 Call your local telephone company to ascertain the maximum REN for your calling area If your Model 3610 or 3611 DSU with DBM causes harm to the telephone network the telephone compan
48. Test Results Reported Information R sulis By Displayed Time Local and Running test timer remote DSU DBM Tot Block Local and Number of blocks remote completed DSU DBM Rx Blk err Local and Number of incoming remote blocks with errors DSU DBM detected indicating a fault in the incoming transmission path Tx Blk err Local and Number of blocks with remote errors detected at the DSU DBM remote DSU indicating a fault in the outgoing transmission path Rx TimOuts Local Number of blocks that DSU DBM were not received or only acknowledged by the remote DSU or DBM Local refers to the test initiator Bit Error Rate Test The Bit Error Rate Test BERT is a session disruptive test that transmits a pseudo random pattern set for Standard or AT amp T It is used to analyze the network circuit The results can be monitored by simultaneously executing a BERT in the local and remote DSUs The Bit Error Rate Test is designed for point to point networks only use the Digital Test for multipoint networks The test continues until aborted from the front panel or NMS This test can be run on an aggregate or per port basis When run on an aggregate basis in band secondary channel transport communications are disrupted 3 12 February 1996 3610 A2 GB46 40 Front Panel Operation To display the results of the test press T and select
49. Tst 4 11 DSU configuration options 4 2 4 4 Data Rate 4 2 standard features 1 1 status indicators 3 4 technical specifications F 5 Tst messages E 6 DTE DSU connection 2 7 loopback 3 10 Port 4 10 Status 3 7 DTR Alarm 4 13 Alarm message E 7 message E 9 elastic store receive 4 3 transmit 4 3 enable async terminal C 2 End to End test EE 3 12 results 3 12 expanded expan health and status 3 6 Ext Leads 4 13 Extend Chan 4 8 External Alarm message E 6 External Dial Backup Answer 4 14 External leads ExtL 3 16 4 13 async terminal C 5 configuration change notification CCN 4 13 how to display 3 16 ExtLd message E 9 February 1996 3610 A2 GB46 40 Index Facil message E 9 Fast Select 4 9 features optional 1 2 standard 1 1 L firmware version control 3 7 forced on data set ready DSR 4 11 frame ground switch 2 2 front panel async terminal differences C 3 messages E 2 how to open 2 2 messages E 1 E 10 operation 3 2 3 16 general configuration options 4 10 4 15 general 3600 series technical specifications F 2 F 4 hardware strap setting how to verify 2 2 health and status device devic 3 6 device messages E 5 E 8 expanded expan 3 6 subnetwork subn 3 6 subnetwork messages E 9 hubbing device network diagnostic connection 2 7 technical specifications F 6 Identity 1D 3 7 field descriptions 3 8 In band Secondary Channel diagnost
50. alarm Data Terminal Ready lead is Off ExtLd External lead alarm A or B See External Alarm A message in Table E 5 Facil DDS facility alarm Indicates a network facility When facility working remote status address is alarm available MAJOR Indicates a major alarm from a DATAPHONE II Verify DPI connection device MUX TDM or MCMP failure See MCMP or MUX CommunicFail message in Table E 5 NoResp No response The active poll list member did not Probable cause facility problem remote DSU respond problem or poll list incorrect Normal Active poll list member reports no alarm or status Status message RPower Redundant power supply alarm See Redun Pwr Alarm message in Table E 5 Stndby Dial standby Status message Streaming terminal See Prtnnn Stream Term message in Table E 5 SubSpd Subnormal operating speed See Sub normal Speed message in Table E 5 Test Test mode DSU test DBM test or Port nn test Status message nn 1 6 Threshold exceeded See OutofFrame Thresh message in Table E 5 TriobTm Tributary time out Multipoint configuration with no response Trunc Subtree truncation See Subtree Truncat message in Table E 5 3610 A2 GB46 40 February 1996 E 9 COMSPHERE 3600 Series Data Service Units E 10 February 1996 3610 A2 GB46 40 Technical Specifications Technical Specmicawons ci a A ee bs F 1 Tec h n i cal S pecifi cat i ons Tables F 1 through F 4 list the technical specificati
51. ally controlled by the DTE s RTS lead However the CTS lead can be affected by the response to abnormal conditions such as no signal or test mode as determined by the following configuration option settings RTS Cntrl CTS Lead and Circ Assur RTS Request to Send CTS follows RTS with no delay This configuration option is required for a control DSU with LPDA enabled or a tributary DSU with LPDA enabled when in an FEP to FEP configuration RTS Cntrl is set to FrcOn In point to point configurations where LPDA is disabled and RTS Cntrl is forced ON CTS Cntrl can also be forced ON if the DTE interfaces require no delay between RTS Cntrl and CTS Cntrl 0 ms but does not require an RTS to CTS transition If MUX Funct is set to TDM MCMP EBrdg or CBrdg CTS will not be affected by network alarms AntiStream Disab Next Chang Prev AntiStreaming Antistreaming provides circuit protection against a streaming DTE by clamping the RTS lead of the tributary DSU A streaming DTE has its RTS lead constantly turned ON In TDM or MCMP mode the DSR FrcOn and DSR on Tst configuration options are not displayed rather you select these configuration options on a per port basis in the MUX submenu If the tributary DTE turns ON RTS longer than the time specified for the AntiStreaming configuration option the tributary DSU turns on its alarm indicator and clamps RTS to Off Although the tributary DTE is not allowed to send the DSU can still respond to
52. are one standard digital point to point facility Provides Port 1 on the DSU and five EIA 232 or V 35 ports on the TDM circuit card e Models TDM is available as DSD standard and TDM Flex There are two versions of the Model 3610 standalone TDM Flex 2 port TDM Flex 6 port TDM Flex With either flex model each port can be set independently as either an EIA 232 or V 35 interface e Digital sharing Allows two groups of consecutive ports to share the same TDM channel All ports in a digital sharing group operate at the same speed and receive the same data e Digital bridge Performs digital bridge functions and supports many applications including dedicated multipoint dial backup and multipoint LADS operation e Flexible device control Provides the same diagnostic capabilities as a point to point 3600 Series DSU without the TDM option Allows control of the TDM option from the front panel or from a 6700 or 6800 Series NMS e Point to point backup Allows a DSU with TDM to have a DBM installed for point to point dial backup 1 4 February 1996 3610 A2 GB46 40 Product Introduction MCMP Capability Additional MCMP capability includes the following features e Channel capacity Allows up to six virtual multipoint circuits over one standard DDS multipoint facility e Models MCMP is available as DSD standard and MCMP Flex There are two versions of the Model 3610 standalone MCMP Flex 2 port
53. ata Service Units To connect the DSU to the DDS network Table 2 1 Default Configuration Option Sets Menu Source Of Selection Configuration Options Currently active configuration options for the addressed DSU use to change and save configuration options Rh Activ Configuration options that can be retrieved from a selected tributary DSU these will be from the tributary s Active set and appear based on local hardware The selected option set can then be displayed edited and saved back to the same tributary another tributary or the control DSU User defined option sets Usr2 User defined option sets User defined option sets and factory default settings for a DBM X DBM D DBM F DBM 1 DBM S and DBM V Control DSU factory default settings Tributary DSU factory default settings Usr3 Central site bridge factory default settings If configuring a DBM D DBM F DBM 1 DBM S or DBM V do not SAVE to Usr3 DDS Network Connection N EF Procedure Plug the DDS network interface RJ48S cable into the DSU jack labeled LINE For Canada plug the 6 pin cable end feature number 3600 F1 006 into the wall jack DDS Network Connection 495 14578 02 If a remote DSU is also connected to the network the DSU s green OK indicator lights Alrm indicator goes off Health and Status screen no longer displays a No Signal message If connecting the DSU to a LADS net
54. ated every 2 seconds e Remote DSU displays the current alarm and status conditions at the time of access Device Health and Status Device Health and Status Devic reports health and status information for a selected DSU See Appendix E for Health and Status messages NOTE After 15 minutes without a key press the Device Health and Status reappears on the front panel When the digital circuit is the active link e The first line on the LCD displays a running normal operation timer hhh mm ss to reflect the length of time the condition has existed This timer displays until 254 59 59 appears and then displays MAX e The second line displays the DSU s operating rate and can also display one or more test or alarm messages e A right arrow gt appears if there is more than one status Expanded Health and Status Expanded Health and Status Expan appears during an automatic backup for the local DSU when there is e A dialing attempt failure e An unrequested disconnect after a successful connection 3 6 February 1996 3610 A2 GB46 40 Front Panel Operation Subnetwork Health and Status Subnetwork Health and Status Subn displays status information from a DSU s subnetwork of all DSUs and DBMs assigned to that DSU s active poll list The downstream network addresses and their current status are listed To page through the tributary addresses from the front panel e Press the Fl
55. ation Menus The menu structure is provided in Appendix A Input Screens Used to enter information such as a customer ID the network address of a remote DSU telephone numbers for DBM use or test durations Display Screens Provide configuration information and test results Keypad There are seven keys on the front panel of the standalone Model 3610 The key returns you to the top level menu and terminates any work in progress The 4 key returns to the previous display one level up from the current display Use this key to terminate a data entry display without making a change The and keys scroll menus or other displays to the left or right respectively On display screens these keys scroll additional information into view On input screens these keys move the cursor one character to the left or right to allow entry of one digit or character at a time All menus wrap around Scrolling to the right from the last selection takes you to the first selection of the menu and scrolling left from the first selection takes you to the last selection of the menu The Fl F2 or F3 function keys select the item displayed directly above the key on the LCD F1 T F2 y F3 On input screens requiring entry of a number such as test run time the field that can be changed appears with a blinking cursor On this type of display the functions keys are labeled as follows Each key press increments the number bein
56. ce Fail Digital facility alarm a arm is one of the following network alarms 1 AbnStatCod 2 BiplrViol Abnormal Station Code Excessive Bipolar Violations 3 Fac Alarm 4 No Signal 5 OutofServc Facility Alarm No signal received Out of Service condition Internal failure in the DSU is detected 1 Rate Kbps set to 64CC or DDS SC enabled and remote not detected Line speeds do not match or network trouble 3 Control mode idle CMI notification 4 Local problem check DDS line from rear of DSU and from wall for network connection Rate Kbps set to 56 kbps or less and remote not detected Try another piece of equipment on the line Line may be out of order Initiate a Device self test Devic from the Test branch If message continues call the Customer Assistance Center DSU Disable DSU transmitter is disabled To enable the DSU use Control branch s control option TxCtl 3610 A2 GB46 40 February 1996 E 5 COMSPHERE 3600 Series Data Service Units Table E 5 2 of 4 Device Health and Status Messages Message DSUTst test init Condition The DSU is running a test initiated from init test is one of the following tests BERT Bit Error Rate Test BiL Bilateral Loopback Device Test Digital Loopback Digital Test DTE Loopback End to End Test Lamp Test Local Loopback Network Loopback Remote Digital Loopback Test Mode init is one of the follow
57. cilities that provide extended throughput delays Os to 5s Sets the time the DSU or DBM waits for the NMS to complete its command Extend Chan No Next Yes No Prev Extend Main Channel For an extended network specifies whether there is main channel connectivity between the DTE port of the tributary DSU and the DTE port of the extended control DSU If set to Yes DSUs propagate Test mode conditions across multiple links Test mode does not propagate over a circuit configured for disruptive diagnostics Yes Set this configuration option to Yes to extend main channel connectivity between the DTE ports of the tributary and extended DSU in an extended network A tributary DSU sends Test mode conditions downstream and a control DSU receives accepts the Test mode condition No Set this configuration option to No if you do not have an extended network A control DSU does not receive accept the Test mode condition the condition is ignored 3 When in TDM mode or MCMP mode using a multipoint single port device or Diag Type is set to Disr or None this configuration option does not appear Instead it is displayed in the MUX Port configuration options under Port 1 Ports 2 6 must be set independently See Document No 3610 A2 GB48 40 for MUX Configuration Options 4 8 February 1996 3610 A2 GB46 40 Configuration Option Tables Table 4 3 3 of 3 Diagnostic General Configuration Options Upstrm Port Prt1 Next Prt1 Prt2 P
58. ct the EIA 232 DB25 end of the cable to the async terminal 3 Tighten the holding screws 4 To enable the async terminal see Appendix C Async Terminal Operation 2 8 February 1996 3610 A2 GB46 40 Front Panel Operation OAMI a au ats aa aie yea a E do 3 2 Front RAMOS da A a E daa 3 2 A A 3 3 Keypad cisco ia Ada A Ee eae 3 3 Statis MACAO S 00 a 3 3 Async Terminal Operaio ii ds 3 5 MEA SUCIA Selva tyne E E E ds 3 5 Top Leser MENW dia a as 3 5 LocaliRemote Menu BLRChES di 3 5 Salus Banc eto d ir st a a iaa 3 6 Heald and SCAU AAA te daa 3 6 Device Health and SAMS cita 3 6 Expanded Healthand Statuss p cr A ee ES LaS OES 3 6 subnetwork Health and SAUS ress a A and Rip ogee AEE eee pleated 3 7 ETE SAS it inde 3 7 Circo Quality A AA O ad dae 3 7 VACHE a AAA DE 3 7 Werminal POWER 0 did 3 7 Backup Branen visor A A A A eae ede Tes 3 9 MESA A A A a ss ers lion 3 9 O A O II O E 3 9 DEN A A A A a tele ceases 3 10 Loopback e cocos sti E onia EEE EE ENNES eae SES OE ESS GE eee ESE 3 10 AM sosse piia Actes Sp se ete we ate Seas Seg Sched ere apd ar ae Reread 3 10 DTE LOODA rarr sacs A AAA at 3 10 Digital Loopback os 5s cstcks rd EERE das dea Came ey Sade EES Geo RUD eee AO 3 10 Remate Distal BGO PDA Re ii A Saccavie 3 10 Bilateral OA o coa sr E dd SE Sadia 3 11 Digital Test ociosa iaa daa Re Rania eR SRE t n 3 11 G16 Enid Fest soos af en EE E O O ee Pe ee be es 3 12 Bit Brot Rate Vesti iia tidad 3 12 Lamp Test ir A A
59. d seconds that a DSU waits for a tributary health and status report before generating a Tributary Time out alarm This setting can be from 5 seconds to 10 minutes Use this configuration option for single port multipoint configurations when the Diagnostic Type is set to NonD or Mixed Table 4 2 Chang Set this configuration option to greater than or equal to the maximum amount of time it takes for the front end processor FEP to complete its polling cycle on that circuit multiplied by the value entered in Resp Period Diag Conn CC Next CC DC Prev Diagnostic Connection Set this value to match the connection set up for the 3600 Hubbing Device connected to this DSU Refer to the Network Diagnostic Connection section in Chapter 2 This configuration option is only available for a Model 3610 DSU configured as a control CC Control Channel Set Control Channel for CC IN DC OUT connection as the first link from NMS DC Diagnostic Channel Set Diagnostic Channel for CC OUT DC IN connections from the remaining tributaries 1 In Bridge mode the only value available is Cntrl 2 For a DSU loaded from FacB or a DSU with MCMP installed and loaded from FacT or FacC the default is M Pt multipoint 3610 A2 GB46 40 February 1996 4 7 COMSPHERE 3600 Series Data Service Units Table 4 3 2 of 3 Diagnostic General Configuration Options Link Delay Os Next Os 1s 2s 5s 10s 20s 50s Prev Link Delay Controls the additional time i
60. d section of Chapter 3 Table C 1 Front Panel Keypad to Async Terminal Symbols Translation Front Panel Async Terminal T F1 N y F2 v t 25 A v gt gt ae lt 3610 A2 GB46 40 February 1996 C 3 COMSPHERE 3600 Series Data Service Units Screen Types There are three types of async terminal screens e Selection screens e Input screens e Display screens Some functions operate the same throughout the async terminal interface These functions are the following e To return to the top level menu from any selection screen or from anywhere within the menu hierarchy enter T or Ctrl T This is the same as pressing the 8 key from the front panel The t can be upper or lowercase e To return to the previous menu enter U or Ctrl U This is the same as pressing the A key from the front panel The u can be upper or lowercase e To view Health and Status enter V or Ctrl V See Chapter 3 for Health and Status access using the front panel The v can be upper or lowercase e To terminate a session enter Ctrl x Refer to the Terminating a Session section of this appendix for additional information Selection Screens Selection screens display the selections available through the menu tree After password access the Top Level Menu screen appears on the async terminal as shown below The unit s current configuration is displayed below the line with Customer ID a
61. d status messages 3610 A2 GB46 40 February 1996 E 1 COMSPHERE 3600 Series Data Service Units Messages Format The following screen shows the message format Table E 2 Command Progress Messages al Message Command Name Message Condition Command Command successfully A Complete completed ri fre F3 ce Table E 1 Front Panel to Async Terminal Messages Message User I F Idle User I F Activ Async terminal is enabled the front panel is locked Async terminal is enabled and a session is started Condition Term Stndby appears under the Term submenu Async terminal is enabled but inactive Front panel access has been initiated and a valid password entered The async terminal is in Standby mode If no key is pressed for 5 minutes the DSU reverts to User I F Idle Table E 3 Command Failed Please wait Command was not executed Command is taking more than 2 seconds to complete Command Error Messages Message Command Failed Conflict w Envir Condition Command could not execute and none of the error messages below apply Command conflicts with test in progress configuration inappropriate for this command or configuration option settings are not compatible Action If problem cannot be corrected call your AT amp T Paradyne representative 1 Check for a test in progress If t
62. des its tributary DSUs or DSUs and DBMs in its poll list e A tributary DSU includes any extended control DSUs DBMs or APL modems that are attached to the diagnostic channel Poll List is only available in the Local branch and only to a DSU with nondisruptive or mixed diagnostics A poll list can be e Displayed Displ e Cleared Clr e Changed Chng Activate delete or skip e Added Add Adds the local address to the poll list for NonDisruptive MCMP only e Acquired Acq Automatically generated using the Acquire Poll List acpl command Abort is available to stop the Acq command Command Complete appears when the poll list is completed Directory Directory Dir the DSU s dial backup directory can store up to ten telephone numbers dial strings so the DBM can call other DBMs or modems Refer to Document No 3610 A2 GB49 for more DBM information Phone Phone Phone the local telephone number feature stores the local DBM s telephone number The local telephone number is available in the Local branch only if a DBM is installed It is always available in the Remote branch even though the remotely addressed DSU may not have a DBM installed 3 14 February 1996 3610 A2 GB46 40 Front Panel Operation Network Address Network address Addr is the network address of the local DSU and is available from the Local branch The DSU s network address is a number The DBM automatical
63. e You access the menu tree a representation of the DSU s menu structure via the front panel Use the menu shown in Appendix A as a guide as you proceed through the branches of the DSU The menus that appear depend upon the DSU s function within the network i e control or tributary and the hardware options that are installed e g a DBM A Model 3610 DSU comes from the factory configured as a tributary while the Model 3611 DSU comes configured as a control Refer to Chapter 4 before changing or customizing these settings Top Level Menu Access to all network management tasks begins at the top level menu the head of the menu hierarchy TOP LEVEL MENU Local Remot Msgs Address 495 12970a The top level menu contains the e Local selection for a DSU that is used for a control DSU e Remote selection for a DSU that is used for control of aremote DSU e Messages selection that appears only if an NMS message has been received and not cleared An asterisk appears at the far right on the front panel to indicate NMS activity Once messages are cleared the Msgs selection and asterisk disappear Local Remote Menu Branches TOP LEVEL MENU Local Remot Msgs Address J Stat Bckup Test Confg Ctrl 495 12970b The Local menu has five branches the Remote menu has four Bckup is
64. e independent data streams into a single high speed data stream Network Management System A set of diagnostic and configuration management tools for a data communication network consisting of software programs and dedicated computer hardware Diagnostics that are transmitted over the in band secondary channel or routed through a DBM in Standby mode so that primary data is not affected Glossary 6 February 1996 3610 A2 GB46 40 Glossary non disruptive session option sets permissive interface point to point circuit port sharing primary core PSTN rate adaption rear connector plate REN RMA RTS RXD SDCP SDU Executing the command will not disrupt primary data Sets of configuration options or libraries that are related and fulfill a specific function For example the Diagnostic Diag branch configuration options allow you to configure the DSU for performing diagnostic functions This option set or library contains 16 configuration options related to the DSU s or DBM s diagnostic operation A dial modem operating mode characterized by a fixed output power level of 9 dBm A data network circuit with one control and one tributary FEP port sharing allows transmissions and controls received by the first port to be sent to the second port in the port sharing group The circuit card that is normally running when power is supplied to the unit In the case of a DBM D DBM F or DBM
65. e area codes Liquid Crystal Display Thin glass plates containing liquid crystal material When voltage is applied the amount of light able to pass through the glass plates is altered so that messages can be displayed Limited Distance Modem 3610 A2 GB46 40 February 1996 Glossary 5 COMSPHERE 3600 Series Data Service Units LEC LED link level address LN LPDA LSD MCMP MNP modular circuit card Modular DSU multiplex multipoint circuit MUX NMS non disruptive diagnostics Local Exchange Carrier A company that provides intra LATA local exchange carrier telecommunication services like NYNEX or Bell South Light Emitting Diode A light or status indicator that glows in response to the presence of a certain condition e g an alarm NMS communications are directed to a tributary via a link level address It takes the form of control network address tributary network address e g 157 04 DSU control address of 157 and tributary address of 04 Load Number Percentage of total load to be connected to a telephone loop used by the labeled equipment Link Problem Determination Aid A series of testing procedures used in NetView that are initiated by the network control program NCP that provides the status of modems and attached devices and the overall quality of the link Line Signal Detect A signal between the DTE and the device indicating energy exists on the transmission circui
66. e version is less than 5 15 the following configuration option changes need to be made 3 23 Set 3 23 for a tributary DSU when the control DSU s software version is 3 13 or less and the tributary DSU s software version is 5 15 or greater No setting change is required for the control DSU the DSU SW Vers configuration option is not available to the control 4 42 Set 4 42 for the tributary DSU when the control DSU s software version is 4 25 or 4 28 and the tributary DSU s software version is 5 15 or greater For the control DSU set the 3 20 DSU SW Vers the name of the configuration option in an older firmware version configuration option to No Normal Select Normal for both the tributary DSU and control DSU when both DSU software versions are 5 15 or greater 3610 A2 GB46 40 February 1996 4 13 COMSPHERE 3600 Series Data Service Units Table 4 4 5 of 6 General Configuration Options AnswExtBU Disab Next Enab Disab Prev Answer External Dial Backup This configuration option is an aggregate switch on demand feature that allows dial backup for a point to point 3600 Series DSU using an External dial backup unit DBU The 3600 Series DSU is forced to switch the aggregate data to the alternate DTE connector which is an interface connected to the aggregate data path rather than to the DTE alternate Port 1 either the V 35 or ElA 232 D interface Control of the aggregate switch can be automated in several ways
67. eas CAUTION Users should not attempt to make such connections themselves but should contact the appropriate electric inspection authority or an electrician as appropriate The load number LN is labeled on the equipment The LN denotes the percentage of the total load to be connected to a telephone loop used by this equipment To prevent an overload the total of the LNs of all devices attached to the loop may not exceed 100 The LN also specifies the appropriate ringing type A or B if applicable For example LN 20A designates a load number of 20 and an A type ringer Equipment Warranty and Support AT amp T Paradyne s Customer Assistance Center is available 24 hours a day to help you place an installation request report a hardware or software problem or place a trouble report The center provides technical support and remote diagnosis of equipment problems Monday through Friday between the hours of 8 a m and 8 p m EST excluding holidays You can also call the center if you participate in the on site support program or if you would like to request support on a time and materials basis refer to the Enhanced Support Services section Call the following toll free number to reach the Customer Assistance Center 1 800 237 0016 or 1 813 531 4373 Examine the equipment carefully upon arrival If there is an obvious defect call the Quality Careline at 1 813 530 2273 or call 1 800 237 0016 press O zero for operator and ask
68. ed in the Equipment Service section ready when you call for your RMA number then package and ship the equipment to the Repair Center address Make sure the RMA number is visible on the outside of the package A Purchase Order can be mailed with the equipment or faxed to the Repair Center Enhanced Support Services In addition to the customer support described AT amp T Paradyne offers a wide variety of enhanced customer support programs that are designed to meet customers needs Our high quality support programs range from equipment installation to premium on site support as well as network management For more information about our enhanced support services contact your AT amp T Paradyne representative or call the following toll free number 8 a m to 5 p m EST excluding holidays 1 800 482 333 or 1 813 530 8623 February 1996 3610 A2 GB46 40 Table of Contents About This Guide da TET 111 How to Use This Cuide des 111 Product Related Documents ooooooooornnooo oo ooo 111 1 Product Introduction Overview id daa dl aiii 1 1 Standard DSU Feats ereraa is 1 1 Optional DSU Features 0000 es 1 2 Product Related Documents cnc tee be be eee 1 5 Reference Documents ca nb be be eee 1 5 D cumenf Ordene ce coi cab Ac ad bebe oes 1 5 2 Model 3610 Installation A sci csi Ge dad ae cowed do eee ERE E Reawe Kee Reece ees 2 1 Before YOU Betis 26 2 ngs sand is sT waned tone a e 2 1 Installing the DSU pica cca be coacc
69. el on the public telephone network and for switching data traffic there during a failure of the private line data channel Diagnostic Channel The diagnostic interface between two network devices used to extend the NMS diagnostics to downstream devices Diagnostic Control Panel The front panel of a device that continuously provides status information about the device s operation and allows an operator to manage its operation This is a generic term used for both the standalone and carrier mounted models Direct Distance Dialing Telephone exchange service the public switched telephone network PSTN that enables a telephone service user to access telephone lines without operator assistance Digital Data Service such as DATAPHONE Digital Service or ACCUNET Spectrum of Digital Services that provides digital not dial communication circuits 3610 A2 GB46 40 February 1996 Glossary 3 COMSPHERE 3600 Series Data Service Units dedicated backup diagnostic path extension dial network dial string digital bridging digital sharing DIP switch DMI DPII DSD DSR DSU DTE DTR EBrdg EIA EPROM A dial backup module DBM assigned to a particular DSU that is continually available for service restoration The DBM switches to Dial Backup mode automatically when the DDS line fails no switching is required An external dial backup unit can also provide dedicated backup A method used by an NMS to ext
70. end diagnostic control to devices other than a tributary 3610 DSU at a remote location It uses one multiplexed channel to provide an external 1200 bps asynchronous transparent path for the NMS s control channel See PSTN A sequence of up to 36 characters that the DBM can send into the dial network to establish a call to a remote backup device It consists of a telephone number and may include other information such as a callback directory pointer Provides the ability for dial backup of a multipoint configuration by bridging the signal on the digital side of the front end panel Sharing device enabled allows TDM to backup MCMP use digital sharing groups Dual In line Package switch Data Mode Idle Refers to a sequence of 1s transmitted or received on the DDS or switched 56 kbps network When the General Gen branch configuration option RTS Cntrl is set to FrcOn the DSU will transmit DMI whenever RTS is Off Data Mode Idle operation is recommended for point to point applications DMI is also used for switched 56 kbps call set up signaling DATAPHONE II The name of both a family of AT amp T DCE and NMS products SC DC and NC and the network management protocol used by these products Digital sharing device Data Set Ready A signal from the modem to the DTE that indicates the modem is turned ON and connected to the DTE Data Service Unit Data communications equipment that transmits digital data over a private line Also used
71. ent This configuration option only has an effect if Ext Leads is set to ExtLd and the protocol is ADp Enab Change in state of a general purpose lead signals CCN to the NMS Disab General purpose lead changes do not set a CCN event DTR Alarm Disab Next Enab Disab Prev Data Terminal Ready Alarm Causes the DSU to generate an alarm if DTR is Off for more than 30 seconds The front panel displays DTR Alarm and reports the alarm to the NMS Enab If DTR lead turns Off for 30 seconds the DSU generates an alarm Disab No alarm is generated when DTR lead is Off SW Vers Normal Next 3 23 4 42 Normal Prev Software Version of the DSU Forces the DSU s software firmware version to be reported to the NMS through the Identity ID command in the DSU SW vers field This configuration option supports NMS compatibility for a tributary DSU with a control DSU with an older software version It applies when Diag Type is set to Disr or when a multipoint DSU configured for Mixed or NonD diagnostics is not operating in MCMP mode When the control DSU s software version is 5 15 or greater it will be compatible with any tributary 3600 Series DSU regardless of its software version To ensure optimal functioning of the DSU both the control and tributary DSU s SW Vers configuration option must be set to Normal and the tributary DSU s set to Normal or No NOTE Refer to Firmware Version Control Table 3 2 If the control DSU s softwar
72. ent over the DDS line to indicate that no data is being sent An interface that is shipped with a modular DSU with TDM or MCMP and installed onto the rear of the COMSPHERE 3000 Series Carrier The module contains six EIA 232 connectors one for each port The module also has a 26 pin high density D type connector located at the top to the module for V 35 operation on Port or an aggregate data path A device that is for diagnostic purposes at the logical head of a hierarchical network It is the unit from which tests and commands are issued to other units on the same circuit There is only one control per link A function of the circuit card that provides data transmission capability With 3500 and 3600 Series DSUs there are two cores one for the DSU and one for the DBM The data can be transmitted through either also see active core Canadian Standards Association Glossary 2 February 1996 3610 A2 GB46 40 Glossary CTS D channel DBM dBm DBM D DBM F DBM I DBM S DBM V DBU DC DCP DDD DDS Clear to Send A signal indicating that the device is ready for the DTE to transmit data The ISDN channel that carries signaling information to Control call setup The optional Dial Backup Module for the 3600 Series DSU This module provides an alternate data path in case of failure of the digital connection Five types of DBMs are available V 32 14 4 kbps and V 34 28 8 kbps DBMs for backup throu
73. eria APPLICATION Diagnostic interfaces for the Model 3610 DSU NETWORK MANAGEMENT INTERFACES NMS Two 8 pin modular jacks Note that the 3600 Hubbing Device has a 6 inch attached cable that terminates in a 4 pin modular plug PHYSICAL DIMENSIONS Height 1 9 inches 4 8 cm Width thickness 0 9 inches 2 3 cm Depth 3 4 inches 8 6 cm WEIGHT 0 13 pounds 0 06 kg F 6 February 1996 3610 A2 GB46 40 active core ADp alternate port apl ASDS ASPEN Async Terminal auto backup auto restoral backbone network bandwidth Glossary The core that is transmitting data For example the DBM is the active core when the unit is in Backup mode In the case of a DBM D DBM F DBM I DBM S or DBM V the primary core and the active core are the same Advanced Diagnostic protocol An enhanced diagnostic communication protocol used with the 6700 and 6800 Series NMS and with certain front panel diagnostic functions The unused Port 1 either the V 35 or the EIA 232 D interface provides an aggregate data path for an external dial backup unit Analog Private Line Dedicated private line not available for dialing ACCUNET Spectrum of Digital Services An AT amp T network service offering the alternatives of fractional T1 9 6 56 or 64 kbps clear channel digital and analog access to a digital core network Asynchronous to Synchronous with Prism ENhancements chip This is a chip upgrade that i
74. eries Carrier that provides an interface between an optional SDCP and or network management system and the devices in the carrier 3610 A2 GB46 40 February 1996 Glossary 7 COMSPHERE 3600 Series Data Service Units session disruptive session nondisruptive diagnostics SNA SPI standalone switched 56 kbps digital service switched mode System Controller TDM training tributary TXD U Interface USOC V 32bis Vac VT 100 Application data may be disrupted when running a test or running the test may cause the application session to be dropped or terminated The result depends upon the protocol the front end processor the time out parameters etc Diagnostic messages with a duration of 5 seconds or less that are sent over the primary data channel These messages may interrupt customer data causing errors requiring retransmission of data blocks They should not however cause termination of the communication session Systems Network Architecture A description of the logical structure formats protocols and operation sequences that transmit information and that control the configuration and operation of an IBM network Service Profile Identifier Local telephone company provides this information Must be stored in DSU permanent memory A device designed for desktop operation A standalone device can be configured as either a control or a tributary A service provided by local exchange and
75. eries NMS can change network configuration options as well as perform tests The SNA Diagnostic Interface firmware can be installed in the carrier mounted Model 3611 DSU or the standalone Model 3610 DSU Either model may be configured as the control of a circuit that is to be managed by the NetView management system The LPDA 2 option must be enabled from the Configuration branch Table 4 5 LPDA 2 Addressing The addressing scheme for LPDA 2 establishes a relationship between the link segments primary circuit and extended circuit and the remote DSUs populating the circuit It allows you to target a link segment or a particular control tributary DSU pair in the circuit for diagnostic testing The LPDA 2 address is independent of the DSU network address associated with an NMS or front panel command although you may choose to assign the same value to each 3610 A2 GB46 40 February 1996 D 1 COMSPHERE 3600 Series Data Service Units The following rules apply to assigning the LPDA 2 The following rules apply to assigning the LPDA 2 address to control DSUs Figure D 1 address for tributary DSUs e Link Segment Level 1 The control DSU closest e Valid Addresses Valid addresses for tributary to the NetView host is the first level control and DSUs range from 1 to 255 assigned the address 1 A e Single DTE The tributary DSU address is set to e Link Segment Level 2 An extended control DSU the physical unit address of
76. est Mode Indication Enabled Disabled SystemStat Enab Disab DSR on Tst Enab Disab Circ Assur Enab Disab Diagnostic DSU Value Tst Pattern AT amp T Std Configuration Options RespondRDL Enab Disab Diag Type NonD Disr Mixed None LL by DTE Enab Disab 2nd Ch bps 100 400 800 1200 1600 RL by DTE Enab Disab Disr Type 2500 2600 3600s 3600e Br56 Bilat Lpbk Enab Disab Ext Leads ExtLd Rate RPowr LPDA 2 CCN by EL Enab Disab Configuration Options value DTR Alarm Enab Disab LPDA 2 Enab Disab SW Vers 3 23 4 42 Normal LPDA Address Chang 1 256 AnswExtBU Enab Disab SNA Backup Enab Disab Async gt Sync Enab Disab Code 1 Chang AsyncBit Char 6 7 8 9 10 Code 2 Chang Stop Bits 1 2 Overspeed 1 0 2 3 Local Phone Number DBM Installed SNA Diagnostic Interface LPDA 2 Installed When the Async gt Sync configuration option is enabled the following PrtSp Kbps settings will not appear 32 26 4 24 18 8 18 9 2 8 4 4 4 4 and 2 kbps V 32 DBM only Note Shaded configuration options do not appear when Full mode is disabled Async Terminal Operation OVERVIEW 5 2 6 5 cfs ad ead See AGRE ERE Cee ele See ogee Hea Hae RA ee ba eal eae oe E C 1 Asyne Terminal StartUp cmo rr es C 1 PASS wR SEGUI 3 fag is hap elisa E 9 A A waists te Mae aa Picard Shona C 2 Enabling the Async Vernal cis sccii eds ota ti ota a ana C 2 Asyne Terminal to Front Panel Usage Differences coi ren
77. est Results Information Displayed Time Running test timer Tot Error Running count of bits in error Max displays if the maximum error count of 64000 has been reached Err Secs Running count of errored seconds Run on port nn The port number displays if this test was not run on an aggregate data path The local DSU transmits the test pattern over the network to the remote DSU the user inputs the length of time During the test the TXD RXD and RTS LED indicators show the states of the leads at the DTE interface At the conclusion of the test the local DSU releases the remote DSU from Digital Loopback When the test is complete the top line displays Final instead of Active End to End Test The End to End EE test analyzes a control and a tributary DSU or DBM and the network circuit between them in both directions independently It transmits fixed packets or blocks of data between DSUs or DBMs The test determines the direction of the data transmission problem if the circuit is the cause If an End to End test is run the in band secondary channel transport communications are disrupted To review the results of the test press T and select Display Dspl When using the front panel press the key to scroll through the results shown in Table 3 5 When the test is over the top line displays Final instead of Active The Clear Clr selection resets the timer to zero Table 3 5 End to End
78. ezel down Snap the bezel back into place Powering Up the DSU CAUTION The power cord and ac transformer have a 3 wire grounding type plug with a grounding pin This is a safety feature Grounding of the unit is vital to ensure safe operation Do not defeat the purpose of the grounding plug by modifying it or by using an adapter Prior to installation use an outlet tester or voltmeter to check the ac receptacle for earth ground If the power source does not provide a ground connection consult an electrician to determine another method of grounding the unit before proceeding with the installation NOTE Before connecting the DSU to any network ensure that approved primary protectors have been installed on the circuit in accordance with Article 800 of the National Electric Code NFPA 70 in the United States and Section 60 of the Canadian Electric Code Part 1 in Canada EF Procedure 1 At the rear of the DSU insert the round end of the power cable into the receptacle labeled POWER Table Top AC Transformer 495 14703 2 Connect the 3 prong plug at the other end of the cable to an ac outlet Power Up Routine When you apply power the DSU performs a power up routine and e Determines what hardware options are installed if any This may include DBM MUX TDM and MCMP e Automatically runs a Device Test on itself and each installed hardware option All front panel lights
79. for extension 2273 3610 A2 GB46 40 February 1996 F COMSPHERE 3600 Series Data Service Units Equipment Service Out of Warranty To obtain service under your warranty call the Customer Assistance Center at the number listed above Please have the following information available before you call Company Name and Address Contact Name and Telephone Number Shipping Address if different from the company address Billing Address if different than the shipping address Model Number and Serial Number of the unit Brief description of the problem The Customer Assistance Center will verify that the equipment is in need of repair You are provided a Return Materials Authorization RMA number to help expedite the repair request The RMA number must be in a visible location on the outside of the package Once you receive an RMA number pack the unit securely Ship the package insured and postage prepaid to AT amp T Paradyne Corporation Customer Support Attn Repair Center 8550 Ulmerton Road Building B Largo Florida 34641 If your equipment is out of warranty and you do not have a maintenance support agreement factory repair support is available To send equipment to AT amp T Paradyne s Repair Center call the following toll free number Monday through Friday between the hours of 8 a m and 5 p m EST excluding holidays 1 800 772 7691 or 1 813 530 2268 In Canada call 1 905 709 5000 Please have the information list
80. g entered usually by 1 some fields change by different increments Each key press decreases the number being entered by the appropriate amount One of the following appears depending on the purpose of the current display Enter To select the value displayed Undo To void any changes made on the current display and leave the value unchanged Dial To dial the telephone number shown on the first line of the display only available with DBM installed Disab To disable options Enab To enable options Disp To check EIA leads Status Indicators Status indicators continuously provide information on the current operating condition of the DSU ddr a Test The Model 3610 DSU status indicators appear on its front panel The carrier mounted Model 3611 status indicators appear on the SDCP GED Alrm A ps eee 104 105 106 107 108 109 Dial DTE Em Mode Backup Indicators 495 14716 ZOP oO TXD RXD AEREA EN CTS DSR DTR LSD Alarm Table 3 1 describes all status indicators on the Model 3610 s front panel and the Model 3611 s faceplate 3610 A2 GB46 40 February 1996 3 3 COMSPHERE 3600 Series Data Service Units Table 3 1 DSU Status Indicators Description Health and status indicator DSU operation is normal The DSU has not detected any alarm listed under Alrm below This OK indicator flashes two times per second if a message from the NMS is present
81. gh the PSTN 2 wire Switched 56 DBM for digital backup service 4 wire Switched 56 DBM for digital backup service and ISDN DBM for digital backup service with one 64 kbps B channel for data and voice and one D channel for signaling information The 4 wire Switched 56 DBM is only available for use in the U S A decibel referenced to one milliwatt This unit measures relative signal power A carrier mounted dial backup unit that provides automatic dial backup and service restoration of failed digital circuits using 2 wire access over 56 kbps switched digital services The unit functions as a DBM instead of a DSU A carrier mounted V 34 kbps dial backup unit that provides automatic dial backup and service restoration of failed digital circuits over the PSTN The unit functions as a DBM instead of a DSU A carrier mounted dial backup unit that provides automatic dial backup and service restoration of failed digital circuits using an ISDN U interface with two digital channels A carrier mounted dial backup unit that provides automatic dial backup and service restoration of failed digital circuits using 4 wire access over 56 kbps switched digital services The unit functions as a DBM instead of a DSU A carrier mounted V 32 dial backup unit that provides automatic dial backup and service restoration of failed digital circuits over the PSTN The unit functions as a DBM instead of a DSU Dial Backup Unit A device used for establishing a data chann
82. h Display External Leads only The 3600 Series DSUs are shipped from the factory with the security level set to Unlock When the front panel 1s locked only the Local branch appears on the control DSU NOTE To lock or unlock the front panel the async terminal must be disabled If the security has not been set on the front panel before the following appears FP Access 222 A ae Unlock ad A E a e F E To select the security level Procedure 1 Press the key to go to the top level menu 2 Press the lt lt and gt keys simultaneously for three seconds The following menu appears FP Access Unlock A Weck Unlock A Aa a re e Cc 3 Select the security level Lock To restrict control F1 Unlock To provide full access F2 4 Press Save F3 3610 A2 GB46 40 February 1996 3 17 COMSPHERE 3600 Series Data Service Units Terminating Async Terminal Control If a valid password is entered the front panel returns to the top level menu To return control of the DSU to the front panel when async terminal Term is enabled Port DSU 96C 1 Press the lt and gt keys simultaneously for A Local Remot A three seconds The following menu appears lt F1 F2 F3 ce Pswrd T y Enter es A E Le 4 Press Fl for Local Loca
83. he DBM Supplement Document No 3610 A2 GB49 The Model 3610 is preconfigured at the factory with default settings for a point to point circuit Set the speed to match the central office switch If you have a point to point link configuration enable one unit as the control and the other as the tributary Pressing the E key double up arrow on the front panel changes the display to the Home screen The following is an example of the Home screen display ha DSU ZA Local Remot A GO le fe gt r e Port 1 Port being monitored by DTE status indicators e DSU Operating mode e 9 6 Line speed in kbps e T Network position of DSU tributary in this example In the following LCD examples the shaded area below the front panel shows the additional options that appear when the gt key is pressed 2 4 February 1996 3610 A2 GB46 40 Model 3610 Installation To save and change options EC Procedure 1 From the Home screen as shown above select Local F1 The following screen appears on the LCD Local Mode A Stat Bckup N A ro re ra a Confg Ctrl 2 To access the Configuration Confg branch press the key until Confg appears Press the function key below Confg The following screen appears Configure A Opts Dir am E Addr ChgMd Term SPID Menu 3 Select Opts for Configuration Options The following screen appears
84. he distance is not greater than 50 feet and the effective shunt capacitance of the circuit does not exceed 2500 picofarads Calculate the cable capacitance per foot and multiply by the number of feet of cable e For the V 35 connector The maximum distance recommended between the DSU and the DTE is 1000 feet To install the DTE EF Procedure 1 Connect the plug end of the DTE cable to the proper port on the back panel of the DSU Tighten the two holding screws if present to secure the connector 2 Connect the other end of the cable to the appropriate port on the DTE Tighten the two holding screws if present NOTE If connecting the DTE to the V 35 connector set the DTE Port in General Configuration Options to V 35 so the DSU can communicate with the DTE The default for this configuration option is EIA232 Table 4 4 3 Perform a Local Loopback LL and a DTE Loopback Refer to the Test Branch section of Chapter 3 Network Diagnostic Connection You need a hubbing device and an M6BJ cable to connect the control DSU to a 6700 or 6800 Series NMS The hubbing device provides two 8 pin modular jacks for diagnostic channel DC and control channel CC connections NOTE When installing 3600 Series DSUs and 3400 Series or DATAPHONE II modems on the same diagnostic channel install the DSU ahead upstream of the modems This ensures that the DSU maintains contact if the modem loses power
85. he control e Selective terminates whatever test is in progress at the local DSU After selecting either Selective or Subn the test terminates and the front panel displays Command Complete 3610 A2 GB46 40 February 1996 3 9 COMSPHERE 3600 Series Data Service Units Device Test Device Devic Test is an internal self test If a DBM is installed the DBM must be in Idle mode If a network loopback is in effect when you initiate a Device Test the test will not run and Abort appears on the second line on the front panel If the DSU fails the test e The second line displays Fail e The Alarm Alrm status indicator lights e The failure appears in the DSU s Health and Status report The Alarm indicator remains lit and the failure appears in the DSU s Health and Status report until a Device Test ends with Pass Until then you can proceed but you must be aware that the DSU may not function properly Loopback Loopback Lpbk provides four loopback tests e Local Loopback LL e DTE Loopback DTE e Digital Loopback DL e Remote Digital Loopback RL Figures 3 3 and 3 4 show where each loopback occurs on the circuit All loopbacks are labeled based on the control DSU Refer to the figures as you read about loopbacks Local Loopback Local Loopback LL is session disruptive performing the test disrupts data In Local Loopback the DTE may run a test to determine if the DTE to DSU connection and the
86. here is a test in progress either wait for the test to finish or abort the test If there is no test in progress check configuration option settings Inval Selection No Valid Choices No Response Not in Menu Invalid menu selection based upon previous selections that caused a menu to display with no selectable options Invalid remote address or remote device not powered connected to network or enabled NMS command not in supported set of commands for NMS Press any key to return to the top level menu Check remote address and status Use a valid NMS command E 2 February 1996 3610 A2 GB46 40 Troubleshooting and Front Panel Messages Message AgSw Req SymPrt Table E 4 1 of 2 Configuration Error Messages a a PES ae Network Interface is set to aggregate switch or forced on for a multipoint network with port speed not equal to DDS speed and multipoint symmetric mode is disabled Symmetric port is required when configuration option NetIntf is set to AggSw or Forc Enable configuration option M PtSymPrt AgSw amp Trib Incmpt All Ports Disabled Br56 amp Speedincmpt A tributary is incompatible with Network Interface set to aggregate switch The port is disabled and diagnostic type is not set to NonDisruptive there is nothing to transmit DDS Speed must be 56 kbps for Br56 diagnostics Disable the configuration option NetIntf if aggregate switching is no
87. hr 3611 DSU 22 16 Btu hr 3611 DSU with DBM 27 30 Btu hr 3000 Series Carrier 16 DSUs with DBMs 563 00 Btu hr plus SDU and fan module NMS COMPATIBILITY DATAPHONE ll System Controller Diagnostic Console or Network Controller COMSPHERE 6700 Series NMS Release 4 0 or greater for full support COMSPHERE 6800 Series NMS Release 4 1 5 or greater for full support NetView Version 1 Release 3 or greater ASYNC TERMINAL ANSI X3 64 VT 100 compatibility Rate 9 6 kbps 8 bits per character 1 stop bit no parity DATA RATES Primary channel rates 64 56 38 4 19 2 9 6 4 8 and 2 4 kbps Async Sync rates 64 56 48 38 4 32 19 2 18 8 18 0 16 8 14 4 12 0 9 6 9 2 7 2 4 8 4 4 2 4 2 0 and 1 2 kbps Other asynchronous rates e g 150 300 600 and 1800 bps can be obtained through oversampling Asynchronous rates support ITU CCITT V 14 extended rate range at 8 to 12 bits per character including the start and stop bit 2 3 2 5 percent overspeed underspeed compensation at 10 bits per character PHYSICAL DIMENSIONS 3610 DSU Height 2 13 inches 5 4 cm Width 7 63 inches 19 4 cm Depth 12 13 inches 30 8 cm 3611 DSU non modular or modular Height 7 13 inches 18 1 cm Width thickness 0 90 inch 2 3 cm Depth 13 40 inches 34 0 cm Rear Connector Plate 2 port Height 5 24 inches 13 3 cm Width 0 88 inch 2 2 cm Depth 25 Pin V 35 Interface 1 00 inch 2 5 cm 3000 Series Carrier Height 10 50 i
88. i n 2 2 Verifying the Hardware Strap Setting 206 2 2 Powering Up the DSU cor red e nai dd ds 2 3 Saving and Changing Configuration Options 2 4 DDS Network Connection o erecrers ini bs e e etc aii 2 6 Network Verilication Testis 00 ooo ec cede 2 7 DTE Conhec iii das ed ide es td annie Oo 2 7 Network Diagnostic Connection o ooooocorooooro romo eee eee 2 7 Asyne Terminal Conmectom ecos 2 8 3610 A2 GB46 40 February 1996 COMSPHERE 3600 Series Data Service Units 3 Front Panel Operation OVCIVIEW comes did cn 3 2 Front Panels coca a A Ad 3 2 Stats Indicators ir da 3 3 Asyne Terminal Operations feiss de ir ob iaa Gees 3 5 Menu Structures icc sas ce hee a Ad 3 5 SEMEN ted 3 6 Backup Brancho secet creii a a eo gu ae ERE EE ES 3 9 Tot Baie Li e 3 9 Configuration Branch csti nise a a e e cae we 3 13 Control Brane IN 6 0 ie ee a Bacau Wid acbve a WW Bung A n 3 15 Remote Brameny cuisine ware RRS 3 16 Front Panel SEGUR cack isaret istir EE pr See aunts needs has 3 17 4 Configuration Option Tables Appendices Glossary Index CROEN Souls ie cgay A a 4 1 Configuration Option Tables circa er bea 4 1 A Data Service Unit Menw is a Settee A 1 B Configuration Worksheet 0 0 ponerte ie B 1 C Asyne Terminal Operation 3 6 sca tate atte dite C 1 D SNA Diagnostics ostia eck ated ideas Gatco ae ae ee D 1 E Troubleshooting and Front Panel Messages
89. ic speed 4 5 input screens async terminal C 6 installation process 2 2 2 9 configuration options how to change 2 4 DDS network connection 2 6 DSU DTE connection 2 7 network verification testing 2 7 powering up the DSU 2 3 power up routine 2 3 verify hardware strap setting 2 2 Inval Selection message E 2 keypad operation 3 3 LADS connection distances F 1 Lamp test 3 13 latching loopback 4 4 LCD display 3 3 examples 2 4 lead clear to send CTS 4 11 line signal detect LSD 4 11 LEDs 3 16 Link Delay 4 8 LinkConfig 4 7 LL by DTE 4 12 local loopback 3 10 by DTE 4 12 menu 3 5 loopback bilateral 4 12 bilateral Bilat Lpbk 3 11 digital DL 3 10 DTE 3 10 local 4 12 remote digital 4 12 examples 3 11 latching 4 4 local LL 3 10 remote digital RL 3 10 respond to remote digital 4 12 V 54 4 4 Loopback Lpbk test 3 10 LPDA Address 4 15 LPDA 2 Addressing D 1 D 2 configuration options 4 15 4 16 operation 4 15 option verification 2 8 SNA diagnostic interface 1 2 LSD Lead 4 11 3610 A2 GB46 40 February 1996 Index 3 COMSPHERE 3600 Series Data Service Units main channel extend 4 8 MAJOR message E 9 MCMP See also 3610 A2 GB48 capabilities 1 4 Communication Fail message E 6 RLSD in 4 14 Menu Configuration branch 3 15 menu structure 3 5 tree A 2 A 3 tree abbreviations A 2 message 10BPC amp 2 Stops E 4 AggSw Active E 5 AggSw Inact E 5 Agg
90. iei iie ceri kis nada C 3 O ts wget E A Seunan doen r ar Seaedllecoua ts S A E Saeed Sunde Ms C 4 Selection SCEENS irritada C 4 Changing External Leads sii case tae oes sce ai ade C 5 TAPU SETE ria 5rd SAR aad TE A aa C 6 Customer IDC ID oia ra A de C 6 Password Change micci n ii E E A de ee HE C 6 Amount Gf Time Input Fields cooper a e Ea C 7 A A C 7 Display Scteens srr orar od nea ns Pe oe ANG Cae ee EERE EMER EUS EE LENS C 8 Healtikand Status Display A A A vas abc oad Pad pie C 8 TEMITA SCSI ODN ch cae a id od A A C 8 Overview Async Terminal Term is available for the Model 3610 standalone DSU with firmware version DSU SW ver 6 3x or greater The async terminal feature emulates front panel operation You can manage the DSU from an async terminal as if using the front panel but without the limitation of the 2 line 16 character LCD An entire menu or submenu test result or range of configuration options appears on a single screen An async terminal is connected to the Model 3610 DSU with a CC to DB25 cable See the Async Terminal Connection section in Chapter 2 for further information Async Terminal Start Up Upon delivery the Term feature is available but disabled Disab is the factory loaded setting Enabling the Term feature establishes async terminal access You can use an async terminal to manage a standalone Model 3610 DSU When enabled the async terminal e Supports a VT 100 compatible terminal in
91. iguration error E 3 E 4 device health and status E 5 E 8 format E 2 subnetwork health and status E 9 model 3610 installation 2 1 2 8 M PtSymPrt 4 9 Msg Clamp 4 3 multipoint configuration 4 7 symmetrical port 4 9 MUX message E 9 Index 4 February 1996 3610 A2 GB46 40 Index Netl Timing 4 4 NetIntf 4 4 network DDS connection 2 6 diagnostic connection 2 7 interface 4 4 switch timing 4 4 position 4 7 verification testing 2 7 Network address Addr Configuration branch 3 15 Network Delay 4 8 No Response message E 2 NoResp message E 9 Normal message E 9 Not In Menu message E 2 Options Opts Configuration branch 3 14 Overspeed 4 15 Packet Delay 4 8 password security async terminal C 2 Phone Configuration branch 3 14 Please wait message E 2 Pnn Tst messages E 7 Poll List PList Configuration branch 3 14 port DTE 4 10 multipoint symmetrical 4 9 upstream 4 9 Port Speed 4 2 Position Network 4 7 power level 4 3 power up routine 2 3 PrtSp Kbps 4 2 Rate Kbps 4 2 RDL respond to 4 12 Receive Elastic Store 4 3 Line Signal Detect RLSD for MCMP 4 14 remote configuration option set 2 6 digital loopback 3 10 DTE digital loopback 4 12 menu 3 5 Remote Remot branch 3 16 Resp Period 4 7 RespondRDL 4 12 response period 4 7 RL by DTE 4 12 RLSD in MCMP 4 14 RPower message E 9 RTS Cntrl Request to Send 4 10 RxElasStor 4 3 scrambler 64CC
92. il SAVE appears Select SAVE if you want the option set run through a verification routine The result is a configuration error message or the message Command Complete Refer to Table E 4 for Configuration Error Messages Usr1 Usr2 and Usr3 are storage areas for user defined configuration option sets Use these storage areas to e Maintain predetermined option sets for specified DSU Diag DSU DBM and Gen DBM Gen Bkup and LPDA configurations e Permit the rapid loading of an entire configuration option set after changes have been saved for reuse e Save the time required to change each individual configuration option Selecting Remt from the Load from menu results in configuration options appearing based on hardware installed at the remote location Remt requires a remote address The remote address selections range from 1 to 255 1 to 80 for DPII protocol If you want to save configuration options to all of your remote devices select the broadcast address 192 The configuration options changed are broadcast to the entire network once the configuration options are saved When downloading configuration options it is recommended that the control and tributary DSUs have the same firmware version or that the control has the highest version Poll List Poll List PList maintains or changes a DSU s poll list A poll list identifies all DSUs or DBMs one level downstream in the network e A control DSU inclu
93. ing initiators DCP Diagnostic Control Panel front panel Data Terminal Equipment NetView initiated test Network Management System Network Remote DSU DTE LPDA NMS Ntwk Remt Action Refer to the Test Branch section of Chapter 3 for details regarding each test Many tests require no action NetL network loopback test may appear if the Service Provider is testing the line they should notify you of the testing Could also be a problem with crossed pairs needing repair nn n EBrdg External Alarm A External Alarm B Inactiv Brdg Indicates the Bridge Rate nn n of the active core DSU or DBM when there are no alarms The bridge rate is set with the MUX Setup configuration option The DSU detects a positive voltage on Pin 23 Refer to configuration option Ext Leads The DSU detects a positive voltage on Pin 19 Refer to configuration option Ext Leads Digital bridge is not active Status message Invalid Address MCMP CommunicFail A DSU was powered up with an invalid address Invalid addresses are 0 Reserved for the SDU 192 Reserved for the broadcast address Invalid for a DSU with a DBM because of the reserved 192 broadcast address Invalid for a DSU with a DBM Addresses greater than 80 are not valid for DPI protocol 191 255 gt 80 No reply from MCMP circuit card The DSU periodically polls the MCMP circuit card for health and status When the DSU does not receive a res
94. interexchange carriers LECs and IECs that allow customers to use high speed switched digital data capability without having to subscribe to private network services Used in networks containing only 3600 Series DSUs it is a mode of operation using control mode idle CMI and data mode idle DMJ signaling in order to ensure protocol independence of primary data while trapping diagnostic data in the DSU An AT amp T NMS that uses the DATAPHONE II DPII protocol Time Division Multiplexer A device that enables the simultaneous transmission of multiple independent data streams into a single high speed data stream by simultaneously sampling the independent data streams and combining these samples to form the high speed stream A process where two modems try to establish a connection over the telephone line A device that receives commands from other devices in the network Transmit Data Pin 2 of the EIA 232 interface that is used by the DTE to transmit data to the modem Conversely the modem uses Pin 2 to receive data from the DTE Marks the demarcation line between the customer provided equipment and the local telephone company Interface provides basic rate access Universal Service Ordering Codes Generic telephone company service ordering codes An ITU standard for full duplex transmissions with asynchronous or synchronous data over dial or leased telephone lines at rates up to 14 4 kbps Volts alternating current Terminal emu
95. ion EF Procedure If the DSU fails the power up test 1 Go to the Test branch 2 Re execute the Device Test Devic If the test passes continue operating the DSU If the device test fails again return the DSU to the AT amp T Paradyne Repair Center as described in the Equipment Warranty and Support section of this guide A Baybee aoe esate e E 1 E Rahat are atiat No EET EEE EE E 1 ENNEA erecta ys decode chops gine EET Bete E 2 Messages This section describes the informational messages that may appear on the DSU s front panel when e Using the Async Terminal feature e Executing a command e An error condition prevents execution of a command The messages listed here do not include menus data entry displays or specific test results they do give the condition for the message and any action to perform For configuration error messages supporting TDM MCMP and digital bridging refer to Document No 3610 A2 GB48 For configuration error progress and health and status messages supporting DBMs refer to Document No 3610 A2 GB49 e Table E 1 identifies and describes front panel to Async Terminal messages e Table E 2 lists command progress messages e Table E 3 includes command error messages e Table E 4 contains configuration error messages that may appear when the verification routine runs after pressing SAVE e Table E S lists device health and status messages e Table E 6 presents subnetwork health an
96. ion entered here also allocates a portion of the DSU port bandwidth to the in band secondary channel transport For example DSU port speed and DDS line speed are both set to 9 6 kbps 9600 Diagnostic Type entered is NonD with diagnostic speed set to 400 Diagnostic speed of 400 is subtracted from the original 9600 In this example the DSU port speed is 9 2 kbps 9200 100 to 1600 Refer to the following list for valid diagnostic speeds NOTE When the TDM is operating at a line speed greater than 19 2 kbps or with a multipoint configuration 100 bps is not a valid in band secondary channel transport rate If the DSU Rate Kbps is equal to Port Speed or underspeed port speed and sum of the TDM ports is equal to the aggregate speed on the DSU Valid diagnostic speeds are 1 2 100 400 2 100 400 2 4 100 400 800 4 100 400 800 4 8 100 400 800 1200 1600 7 2 100 400 800 1200 8 4 100 400 1600 9 6 100 400 800 1200 1600 12 100 400 800 1200 14 4 100 400 800 1200 1600 16 8 100 400 800 1200 18 100 400 1200 19 2 100 400 800 1200 1600 28 8 100 400 800 32 100 400 800 1600 38 4 100 400 800 1200 1600 48 100 400 800 1200 1600 56 100 400 800 1600 64 100 400 800 1600 3610 A2 GB46 40 February 1996 4 5 COMSPHERE 3600 Series Data Service Units Table 4 2 2 of 2 Diagnostic DSU Configuration Options Disr Type 3600e Next 2500 2600 3600s 3600e Br56 Prev Disrup
97. ipoint Supports both link configuration options 3610 A2 GB46 40 February 1996 1 1 COMSPHERE 3600 Series Data Service Units External dial backup Provided by an external dial backup unit DBU such as a 3800 Series dial lease modem for a point to point DSU Front panel control Provides control from a front panel with a 2 line 16 character liquid crystal display LCD light emitting diode LED status indicators and software defined function keys Model 3610 has a front panel Model 3611 has a shared diagnostic control panel SDCP which is mounted on the COMSPHERE 3000 Series Carrier The SDCP can be shared by as many as 128 DSUs Either front panel provides Health and Status information Modifiable configuration options Initiation of tests and commands Reports of test results Management of remote DSUs Async terminal control Provides control from an async asynchronous VT 100 compatible terminal This feature is available for a Model 3610 standalone DSU Rate adaption Allows the DSU to support a low speed application on a high speed DDS circuit Both point to point and multipoint configurations support rate adaption Network interface aggregate Provides an additional mode of dial backup When Network Interface is set to aggregate switch or forced on the DSU provides an internal aggregate data stream including diagnostics and framing on the alternate V 35 or EIA 232 D in
98. ips with software and is orderable Provides descriptions of NMS features installation instructions configuration setup display and statistics options reports generation online help conventions and input forms 1 6 February 1996 3610 A2 GB46 40 OVINA A A A EREA ENS 2 1 Belote VOU BEI gt A A A A A ida 2 1 Tasta lO PROCESS xo isn A A A 2 2 Installing the DSU oo ia ia a a oe aa 2 2 Verifying the Hardware Strap Sen a den decada 2 2 Powering Upthe DSU ati ds 2 3 Power Up RQUIME ose cg dees cae ep AA A as 2 3 Saving and Changing Configuration Options passis cca cee a ee hae 2 4 DDS NE Work Coneco lona ii tantan sag verhuaie Bette 2 6 Network VET CAtOn TESIS cuota a 2 7 DTE Connection wake ones Geddes a a GRR Reba 2 7 Network Diasnostic Commer titi i5 id cones 44 sides d Sead Pot be cota 2 7 SNA Di gnostic Interface Verificato so noce chek A As eee dae 2 8 Asyne Terminal Connection emir A ais 2 8 Ove rview provided by the DDS network The DBM if Model 3610 Installation enabled should also be connected to the dial The Model 3610 DSU is delivered with default network hardware strap settings and factory installed software options ac transformer The DSU is ready to connect to the network No on site assembly is required Before You Begin Before connecting any cables to your DSU verify the following e There is a dedicated grounded ac outlet within 6 feet that is protected by a ci
99. is mode be used when the control and tributary DSUs are configured for RTS Cntrl FrcOn Table 4 4 Switched carrier operation can be supported Msg Clamp Table 4 1 must be disabled This selection is host protocol independent but not as fast as 3600e described below This selection is not available when a Switched 56 DBM is installed 3600e An alternate diagnostic protocol for circuits containing only 3600 Series DSUs It is the diagnostic type protocol used on 64 kbps CC and backup PSTN links This configuration option performs full 3600 diagnostics between control and tributary DSUs An escape mode signaling special data pattern is utilized for minimum disruptive effect or when the network does not support CMI network codes Br56 Required for aggregate switching and digital bridge configurations when a Switched 56 DBM or ISDN DBM is installed or a V 34 DBM is set to a data rate greater than 14 4 bps 1 In Bridge mode the Disr Type configuration option is forced to 3600e 2 Do not use 3600s if you have a point to point tributary with disruptive diagnostics no rate adaption and RTS configured with DTE 4 6 February 1996 3610 A2 GB46 40 Configuration Option Tables Table 4 3 1 of 3 Diagnostic General Configuration Options Position Cntrl or Trib Next Cntrl Trib G2Trb Prev Network Position Determines the DSU s position in the network and defines its test and diagnostic capabilities Cntrl Control
100. ive or NetIntf is not set to AggSw Table 4 1 this configuration option will not appear Enab Activates the DSU to automatically switch the aggregate data stream to the alternate port when the DTR signal turns ON The DSU configuration option NetIntf must be set to AggSw Disab Allows the local DSU to control the call setup and take down on an external DBU via the DSU s front panel or the NMS The DSU configuration option NetIntf must be set to AggSw RLSD in MCMP No Next Yes No Prev Receive Line Signal Detect in Multichannel Multipoint Defines whether switched RLSD is required for shared backup with MCMP to support RLSD detection This configuration option only appears when an ISDN or Switched 56 DBM is installed Yes Switched RLSD is required No Switched RLSD is not required Async gt Sync Disab Next Enab Disab Prev Asynchronous to Synchronous Conversion Sets Port 1 of the DSU DTE interface for asynchronous or synchronous operation This configuration option only appears when the Single Port Async Sync feature is installed ASPEN chip only Enab Configures Port 1 as asynchronous asynchronous to synchronous conversion takes place Disab Configures Port 1 as synchronous AsyncBit Char 8 Next 6 7 8 9 10 Prev Asynchronous Bits per Character Specifies the length of a character including the parity bit but excluding the start and stop bits This configuration option only appears when the Single
101. k provided by the DTE s receive clock lead The DSU uses its own system timing to clock data out of the buffer Enab Enable this configuration option if you have an extended data network Transmit Elastic Store resets upon power up overflow or after the request to send lead makes an Off to ON transition Use TxElasStor to minimize the effects of clocking differences from different sources Disab Disable this configuration option if you do not have an extended data network RxElasStor Disab Next Enab Disab Prev Receive Elastic Store Receive Elastic Store hardware consists of a receive buffer on the DSU s received data RXD lead The Receive Elastic Store configuration option is supported in single port DSUs configured for disruptive diagnostics Enab Enable this configuration option if you have an extended network and when interfacing to a DTE or DCE that provides its own clock source and supports the Transmit Elastic Store configuration option Disab Disable this configuration option if you do not have an extended network 19 2 PowrLvl 6 Next 6 0 10 Prev 19 2 kbps Power Level Selects the appropriate power level in decibels for operation at 19 2 kbps This configuration option appears when Rate Kbps is set to 19 2 kbps 6 For DDS network service 0 For alternate DDS service 10 For LADS operation 4 In TDM or MCMP mode the DSU s Transmit Elastic Store settings are ignored instead thi
102. l DSU and each tributary DSU for SNA Diagnostic Interface operation When a disruptive test is running at the control DSU the FEP reports Test in Progress to the NetView operator when the operator issues an LPDA 2 command If the Test Mode TM jumper at the control DSU is disabled the control DSU may respond to an LPDA 2 command while running a test initiated by the NMS or front panel The LPDA 2 command cannot propagate any farther than the control If the control DSU is performing a Device Test or an End to End test it ignores any NetView initiated command Enab The 3600 Series DSU responds to LPDA 2 commands When enabled it is recommended that DSR FrcOn be set to Enab and CTS Cntrl set to RTS Disab The 3600 Series DSU does not respond to LPDA 2 commands LPDA Address 001 Next Chang Prev LPDA Address Allows the LPDA 2 address used by NetView to be set Choices are 1 through 255 in decimal The following rules apply to control DSU address assignment 1 Link Segment Level 1 Primary Circuit The control DSU closest to the NetView host is typically assigned the address 1 2 Link Segment Level 2 Extended Circuit The extended control DSU is typically assigned the address 2 The following rules apply to tributary DSU address assignment 1 Valid Addresses Tributary DSUs range from 1 to 255 2 Single DTE The tributary DSU address is set to the Physical Unit PU address of the attached terminal device required b
103. l Mode A Stat Bckup Test A 2 Enter the password See Appendix C Async Terminal Operation for valid password lt J F1 F2 F3 gt characters Enter the password characters by using the F1 1 Confg Ctrl and F2 Lh keys to select available characters and the and gt keys to move the cursor to the left or right For this example site1344 is the 5 Press the gt key until Confg appears select password Confg 6 Press the lt I key until Term appears select NOTE Term The following screen appears Any alpha character entered in the password field must Term Stndby Enab Disab Pswrd continue to be entered with the same upper or lowercase A A E E Pswrd site1344 A T y Enter A If no key is pressed for 5 minutes the front panel F1 F2 F3 redisplays User I F Idle and the keypad locks again Select Disab 3 Select Enter F3 NOTE To terminate the Async Terminal connection select Disab The speed changes from 9 6 kbps to the NMS interface of 1 2 kbps If you enter an invalid password the following screen appears Ka I F Idle A AD E tJ we 3 18 February 1996 3610 A2 GB46 40 Configuration Option Tables A aese tetas Metals vies ceed eas sae os Configuration Option Tables oo oooo oo Configuration Option Tables Format Overview
104. l to DTE forced on Refer to configuration option 2nd Ch bps for valid diagnostic speeds LPDA amp PrtSPincmpt SC Scram Inv MP LPDA enabled is incompatible with Port 1 speed set to less than 4 8 kbps with e A digital DBM and diagnostic type set to NonDisruptive or multipoint with symmetric mode disabled and port speed is less than DDS speed or MCMP Disruptive diagnostic type set to Br56 and diagnostic type set to NonDisruptive or multipoint with symmetric mode disabled and port speed is less than DDS speed or MCMP DDS SC and Secondary Channel Scrambler enabled Multipoint configuration with rate adaption is not valid with SC Scrambler enabled e Change configuration option PrtSp Kbps to 4 8 kbps or higher or change Diag Type or enable M PtSymPrt or change MUX Funct to not equal MCMP Change configuration option Disr Type to Br56 or set PrtSp Kbps to the DDS speed or enable M PtSymPrt MCMP is not available with symmetric mode and multipoint Set configuration option PrtSp Kbps to match the DDS speed turn off 64KScrambing 10BPC amp 2 Stops Two stop bits not available when number of bits per character is set to 10 Need one start bit the maximum size of asynchronous character is 12 bits ASPEN chip When the configuration option AsyncBit Char is set to 10 set the configuration option Stop Bits to 1 V 54 amp 2500 Incmpt Disruptive diagnostic type set to 2500 is incompatible
105. lation procedures however take proper static control precautions to prevent damage to equipment If you are not sure of the proper static control precautions contact the nearest AT amp T Paradyne Customer Support office The Model 3610 DSU has a switch located behind the front panel This switch contains two straps e S1 1 sets the permissive or programmable services for a V 32 DBM See Document No 3610 A2 GB49 for DBM information e S1 2 selects the frame ground to signal ground connection To access the front panel E Procedure 1 Place a small screwdriver or your thumbs under the two tabs on the outside edges of the front bezel Firmly press upward to separate the bezel from the tabs Front Bezel gt 495 14701 2 Swing the front bezel up and set aside 3 Refer to the table below to make sure switch S1 2 is in the default position Switch Setting Function ON Frame ground FG connected to signal ground SG OFF FG connected to SG through default 100 ohm resistor ON is to the rear as you face the front of the DSU OFF is to the front 2 2 February 1996 3610 A2 GB46 40 Model 3610 Installation 4 If needed use a small instrument and change the position of the switch Do not use a pencil Frame Ground DBM Signal Ground Interface S1 2 S1 1 495 14702 5 Reinsert the front bezel s hinge tabs into position at the top and swing the b
106. lation mode used for asynchronous communications Glossary 8 February 1996 3610 A2 GB46 40 Glossary winkback detection 6 port connector module 6700 Series Network Management System 6800 Series Network Management System In telephone switching systems a momentary signal state change from control mode idle CMI to data mode idle DMD and back to CMI sometimes referred to as a wink start A module that is installed on the COMSPHERE 3000 Series Carrier that contains six 25 pin EIA 232 D DTE connectors In addition a 26 pin high density D type connector is located at the top of the connector module to provide the V 35 interface for either Port 1 or an aggregate data path An AT amp T Paradyne automated network management system that allows an operator to monitor network conditions analyze problems and take restorative measures from a single personal computer PC workstation This NMS operates in a Microsoft Windows graphic environment An AT amp T Paradyne automated network management system that allows an operator to monitor network conditions analyze problems and take restorative measures 3610 A2 GB46 40 February 1996 Glossary 9 COMSPHERE 3600 Series Data Service Units Glossary 10 February 1996 3610 A2 GB46 40 Index abbreviations for menu tree A 2 abort selective 3 9 subnetwork Subn 3 9 address LPDA 4 15 alarm DDS F messages E 5 DTR 4 13 Answer External Dial
107. le connections If okay call Customer Assistance Center Check NMS adapter cable connection to 48 Vdc power supply cable connections If okay call Customer Assistance Center A major alarm was set Off by one of the devices Check the Subnetwork Health and Status in your subnetwork report and Table E 6 3610 A2 GB46 40 February 1996 E 7 COMSPHERE 3600 Series Data Service Units Table E 5 4 of 4 Device Health and Status Messages Message Condition Action Sub normal Speed The DBM is operating at a dial backup speed Set the configuration option DBM Rate Kbps less than the DSU and the DDS network speed to the DDS network data rate Subtree Truncat Downstream health and status information has Clear any alarms to decrease the amount of been truncated because of an overflow of the information reported system limits E 8 February 1996 3610 A2 GB46 40 Troubleshooting and Front Panel Messages Table E 6 Subnetwork Health and Status Messages Message Condition Action Devic Device Failure One of the following major alarms is See Table E 5 for conditions and action in effect e Configuration Corrupt e Device Test Failure e MUX Device Failure DialBU Dial BackUp Mode Indicates DBM is active DialCN Dial Connect Indicates DBM is in Standby mode Dial Tone Test failure Check the DBM facility Indicates DSU DBM or Port nn is disabled Check status of address nn 1 6 DTE
108. lts in the TDM operating with timing provided by the DTE at the selected port EIA 232 Pin 24 or V 35 Pins U and W For CBrdg mode in full backup and EBrdg mode timing is set using the Bridge Timing configuration option 4 2 February 1996 3610 A2 GB46 40 Configuration Option Tables Table 4 1 2 of 3 DSU Configuration Options Msg Clamp Enab Next Enab Disab Prev Message Clamping Controls the data leads when disruptive diagnostic tests and commands are received from the remote DSU This configuration option applies to both the DSU and DBM When Disr Type is set to 3600e see Table 4 2 as required for 64CC service and Msg Clamp is set to Enab the DSU sends the escape header portion of a diagnostic message to the DTE before detecting an escape header and invalid data However the DSU does clamp the ensuing command portion of the message Enab Received Data RXD is held to MARK and LSD is turned Off during diagnostic exchanges This prevents diagnostic messages from reaching the DTE interface Disab DSU passes diagnostic messages to the DTE interface Use the Disable setting if the remote DSU is configured for switched RTS RTS Control set to DTE Table 4 4 TxElasStor Disab Next Enab Disab Prev Transmit Elastic Store Elastic store hardware consists of a transmit buffer on the DSU s transmitted data TXD lead Serial data from the extended circuit is clocked into the DSU s elastic store using a cloc
109. ly acquires an address equal to the DSU s plus 1 it is recommended that you assign odd numbers to DSUs Change Protocol Mode Change Protocol Mode ChgMd allows you to select the network management protocol from the front panel The protocol selections are e Advanced Diagnostic ADp used by the 6700 and 6800 Series NMSs e DATAPHONE II DPID used by the 6800 Series NMS and DATAPHONE II System Controller Diagnostic Console and Network Controller ChgMd is not available to a tributary DSU or DBM configured for disruptive or no diagnostics Diag Type Disr or None or a single port multipoint tributary DSU Both the control and tributary DSUs must be configured for the same protocol In a carrier mounted configuration the SDU must be configured for the same protocol as the DSU Async Terminal Async Terminal Term is available for the Model 3610 standalone DSU with firmware version 6 3x or greater The async terminal feature allows you to manage the DSU through full menu and selection displays Once enabled the async terminal operates exactly as the front panel but without the limitation of the 2 line 16 character LCD Refer to Appendix C Async Terminal Operation SPID Service Profile Identifier Screen SPID provides access to two Bearer Access Channels B1 and B2 This feature applies only to the ISDN DBM Menu Menu Menu allows you to disable Full mode Full mode displays all menu selections based on in
110. minal section of this appendix NOTE When you terminate the async terminal connection the speed changes from 9 6 kbps to the NMS interface of 1 2 kbps C 8 February 1996 3610 A2 GB46 40 SNA Diagnostics A so 605 So 4 aie hed al Seiwa tee bs sae LPDA 2 Addressing ascidian oesi eee ea os SNA Diagnostic Interface The SNA Diagnostic Interface option is compatible with IBM s LPDA 2 Line Problem Determination Aid Revision 2 protocol Management of 3600 Series DSUs by LPDA 2 can be enabled from e The front panel e COMSPHERE 6700 or 6800 Series NMS This feature is compatible with all other options available to the 3600 Series DSUs DBM TDM and MCMP However the SNA Diagnostic Interface option is supported via Port 1 ona TDM or MCMP circuit card The 3600 Series DSUs operating with the SNA Diagnostic Interface option emulate IBM 5822 DSUs The 3600 Series DSUs are data compatible but they are not diagnostically compatible with IBM 5822 DSUs A mixture of 3600 Series and IBM 5822 DSUs will not support LPDA 2 diagnostics The SNA Diagnostic Interface option must be installed in each control and tributary DSU The 3600 Series DSUs respond to commands from an NMS or NetView on a first come first served basis The NetView operator can monitor DSU parameters and line status and can initiate tests from NetView DSU configuration options cannot be changed a NetView constraint An operator of a 6700 or 6800 S
111. mmand Complete appears The control DSU can send a Digital Loopback to a multipoint tributary and perform a Remote Digital Loopback on the multipoint tributary A Digital Loopback cannot be initiated from a multipoint tributary Remote Digital Loopback Remote Digital Loopback RL supports testing by an external device such as a protocol analyzer connected to the local DSU s DTE interface Data input is sent to the remote DSU and returned for error detection 3 10 February 1996 3610 A2 GB46 40 Front Panel Operation DTE Control DSU RL on Aggregate Tributary DSU 495 14493 01 Figure 3 3 Loopbacks Example 1 DL on Aggregate Bilateral Tributary Loopback DSU 495 14762 Figure 3 4 Loopbacks Example 2 In Remote Digital Loopback the local DSU control or tributary puts the remote DSU into Digital Loopback A control DSU can originate Remote Digital Loopback on a point to point or multipoint network A tributary DSU can originate Remote Digital Loopback in a point to point network only When a DSU control or tributary originates Remote Digital Loopback both the originating DSU and the targeted DSU enter Test mode No other test can be run at the originating DSU or the targeted DSU until the Remote Digital Loopback is aborted The Remote Digital Loopback command is not available when the LPDA 2 configuration option is enabled Once the loopback test begins the message Command Com
112. n lt CR gt The following message appears on the screen Please wait 6 The Digital Test completion screen appears For further information on Digital Test refer to the Digital Test section of Chapter 3 3610 A2 GB46 40 February 1996 C 7 COMSPHERE 3600 Series Data Service Units Display Screens Display screens provide configuration information and results of performance and device specific tests All information is presented on one async terminal screen Health and Status Display The Health and Status display shown below can be accessed by e Using selection screens and the menu tree path e Ctrl V from input screens e V from all other screens AT amp T Paradyne Customer ID ORLANDO2 Model COMSPHERE 3610 H S 25 12 45 gt 9 6 DDS T Ctrl T Top Menu H S 21 10 50 gt 9 6 Netl U Ctrl U Up Menu H S gt DBM Disable V Ctrl V View H S Ctrl x Disconnect Terminating a Session To terminate the async terminal session from any screen press Ctrl x The logs off and returns to the Password Access Menu screen Enter a valid password to reactivate the async terminal session You can return control to the front panel by disabling the async terminal Access Term from the Confg menu and select Disab or contact your System Administrator for additional information When you terminate async terminal control the async terminal must be reactivated from the front panel Refer to Enabling the Async Ter
113. n Options Table 4 3 e General Configuration Options Table 4 4 e LPDA 2 Configuration Options Table 4 5 For configuration options supporting TDM MCMP and digital bridging refer to Document No 3610 A2 GB48 Configuration options supporting DBMs are in Document No 3610 A2 GB49 Configuration Option Tables Format The tables show the following configuration option information e Name of the configuration option followed by a colon and the factory default setting e All selectable options e Description of the configuration option e Description of each selectable setting 3610 A2 GB46 40 February 1996 4 1 COMSPHERE 3600 Series Data Service Units Table 4 1 1 of 3 DSU Configuration Options Rate Kbps 9 6 Next 64CC 64L 56 38 4 19 2 9 6 4 8 2 4 Prev DSU Data Rate Data rate in kbps on the digital circuit Sets the data rate of the DDS circuit interface Not valid with EBrdg NOTE Control and tributary DSUs set to 64CC or 64L must be set to the same rate 64CC 64 kbps Clear Channel on a 72 kbps circuit 64L 64 kbps LADS operation 56 to 2 4 Selects a DSU data rate between 56 and 2 4 kbps PrtSp Kbps 9 6 Next 64 56 48 38 4 32 28 8 26 4 24 21 6 19 2 18 8 18 16 8 14 4 12 9 6 9 2 8 4 7 2 4 8 4 4 4 2 4 2 1 2 Disab Prev Port Speed 2 Sets the speed of the DTE port interface The port speed may be set to any value less than or equal to the Rate Kbps configuration option value If the
114. n seconds that a DSU or DBM waits for a response from a device one level downstream This configuration option does not appear for a multipoint single port device NOTE This configuration option only appears when Diag Type is set to NonD Table 4 2 If diagnostic time outs are occurring during polling or DATAPHONE commands increase the link delay to the next higher value Os to 50s Sets the number of seconds the DSU or DBM waits for a downstream device response Network Delay 0s Next Os 1s 2s 5s 10s 20s 50s Prev Network Delay Controls the additional time in seconds that a DSU or DBM waits for a response from a multilink channel The amount of delay should be set to at least 1 second if the downstream link is MCMP NOTE This configuration option only appears when Diag Type is set to NonD and only applies to ADp mode Table 4 2 Increase the network delay when receiving timeouts from NMS when the Fast Select configuration option is disabled or a tributary is two or more units downstream from the control Os to 50s Sets the time the DSU or DBM waits for a multilink channel response Packet Delay 0s Next 0s 1s 2s 5s Prev Packet Delay Controls the time in seconds that a DSU or DBM waits for a packet to complete from an NMS This configuration option only appears for a DSU configured as a control NOTE Must be used when the Model 3600 DSU s diagnostic channel operates over packet switch satellite communications or other fa
115. nches 26 7 cm Width 19 00 inches 48 3 cm Depth 14 00 inches 35 6 cm 3610 A2 GB46 40 February 1996 F 3 COMSPHERE 3600 Series Data Service Units General COMSPHERE 3600 Series Technical Specifications Table F 2 3 of 3 Specifications WEIGHT 3610 DSU 3610 DSU with DBM 3611 DSU modular 3611 DSU modular with DBM 3611 DSU non modular 3611 DSU non modular with DBM Rear Connector Plate 2 port 25 Pin ElA 232 25 Pin V 35 3000 Series Carrier 16 DSUs with DBMs plus SDU and fan module 3 70 pounds 1 4 10 pounds 1 0 91 pound 0 1 34 pounds 0 1 05 pounds 0 1 50 pounds 0 0 0 13 pound 70 00 pounds 31 8 kg Criteria F 4 February 1996 3610 A2 GB46 40 Technical Specifications Table F 3 DSU Technical Specifications Specifications Criteria APPLICATION Full or half duplex data transmission via point to point or multipoint DDS network or local area data channel COMMUNICATION LINE Leased or private 4 wire DDS line DATA RATES Digital Services DDS ASDS 2 4 4 8 9 6 19 2 38 4 56 and 64CC kbps LADS 2 4 4 8 9 6 19 2 38 4 56 and 64 kbps Clear Channel 64 kbps on a 72 kbps circuit with the 64KScrambling configuration option enabled When timing is external provided by the 64CC kbps 11 bps DTE the DTE s clock must be within these 56 kbps 9 bps ranges 38 4 kbps 4 bps 19 2 kbps 5 bps 9 6 kbps 1 bps 4 8 kbps Obps 2
116. ncludes an async sync converter to support the Single Port Async Sync feature which also supports the same functionality as earlier versions of the 3600 Series DSU This feature allows a device to be controlled from an async asynchronous terminal like an ASCII terminal When enabled the async terminal menus emulate the front panel without being limited by the 2 line 16 character liquid crystal display LCD which can accommodate only three selections per screen A function of the dial backup module DBM or carrier mounted dial backup unit whereby the DSU activates the DBM to reestablish a line automatically when a facility alarm is detected from the DDS network A function of the DBM whereby the DSU automatically returns to the DDS network when service is restored over the private line On point to point circuits the DSU test the integrity of the DDS network before switching data back to the private line The main circuit that carries the data before it is split into extended circuits going to their final destination The range of electrical frequencies a device is capable of handling 3610 A2 GB46 40 February 1996 Glossary 1 COMSPHERE 3600 Series Data Service Units B channel BERT bis BRI bridge mode callback directory pointer carrier carrier mounted CBrdg CC CCITT channel cluster controller CMI connector module control core CSA Bearer Channel ISDN 64 kbps bearer channel
117. nd Model This example identifies a Control DSU with Port 1 operating at the port speed of 9600 bps To select from the menu enter the number or letter that corresponds with your desired selection e g enter 1 to select the Local branch No carriage return lt CR gt is required AT amp T Paradyne LED Status Customer ID ORLANDO2 Model COMSPHERE 3610 Port 1 DSU 9 6 C T Ctrl T Top Menu U Ctrl U Up Menu V Ctrl V View H S PRESS Desired Selection Key Ctrl x Disconnect Every configuration option selection screen presents Previous as selection 1 From the front panel the sequence is Next as the first choice and Prev Previous as the last choice The Top Level Menu screen displays LED status for Alarm Backup and Test for the active core if a condition exists on the interface Each status only appears if the front panel LED is lit or blinking When you press 1 Local the Second Level Menu screen appears The third line on the screen changes to Local Mode and the options follow the menu tree shown in Appendix A AT amp T Paradyne Customer ID ORLANDO2 Model COMSPHERE 3610 Local Mode T Ctrl T Top Menu U Ctrl U Up Menu V Ctrl V View H S PRESS Desired Selection Key Ctrl x Disconnect To access the Configure branch PRESS 4 Confg C 4 February 1996 3610 A2 GB46 40 Async Terminal Operation tThe Configure Menu Selection screen appears and is comparable to selecting C
118. ng Clr Pswrd Load TxCtl LEDs ExtL DSU DBM ae Devic Displ Chang Activ Remt Usrl Usr3 FacT sa ial Address Usr2 FacC FacB 1 Activ Usrl Usr2 Usr3 Enab Disab l SAVE DSU Diag DBM Gen Bkup MUX PrtSp LPDA DSU DBM Gen DSU DBM Chan FB1 FB2 Activ Remt Usrl Usr2 Usr3 Copy Setup Prtl Prt2 Prt3 Prt4 Pr Prt6 Address Activ Usrl Usr2 USB Copy TDM MCMP CBrdg EBrdg None From Prtl Prt2 Prt3 Prt4 PrtS Prt Copy To All Prtl Pr Prt3 Preg Pri5 Pro 495 14331b 03 3610 A2 GB46 40 February 1996 COMSPHERE 3600 Series Data Service Units A 4 February 1996 3610 A2 GB46 40 Configuration Worksheet B OPS ate id ds do lis o ts dls Rte and Overview The Basic Configuration Worksheet contains Basic mode configuration options Included are option sets for the DSU and the SNA Diagnostic Interface options The worksheet presents the options sets with configuration options and values You can use the worksheet for e Reference e Recording changes to options e Planning changes to default settings Use this worksheet along with Chapter 4 Configuration Option Tables and Appendix A Data Service Unit Menu 3610 A2 GB46 40 February 1996 B 1 Date Configuration Worksheet for Basic DSU Mode Device Serial Number DSU Configuration Options Value Location Local Address Tributary Network Address Diagnostic General
119. not available e Status Stat branch e Backup Bckup branch e Test branch NOTE If the Test branch does not appear the DSU is in Display mode The front panel is locked and values can be read but not changed Only authorized persons can change configuration option values for the DSU Contact your System Administrator for further information e Configuration Confg branch e Control Ctrl branch Each selection leads to submenus 3610 A2 GB46 40 February 1996 3 5 COMSPHERE 3600 Series Data Service Units Status Branch The Status Stat branch reports on the e Health and status of the DSU and DBM e DTE interface e Quality of the PSTN connection e Identity of the DSU see Table 3 3 e Terminal s power status of voltage on the DTE s RTS lead Refer to Appendix E for Health and Status messages TOP LEVEL MENU Address H S DTE CircQ ID TPwr l Port Select Devic Expan Subn 492 12970 01 Health and Status Health and Status H S displays the health and status of the DSU and if installed DBM H S DSU and line conditions are automatically scanned for normal limits There are three types of Health and Status reports e Devic Device Health and Status e Expan Expanded Health and Status e Subn Subnetwork Health and Status All alarm and status conditions appear for the specified DSU at the time H S is selected For a e Local DSU the alarm and status conditions are upd
120. nous port speed or set Diag type to Disr Mixed or None Set configuration option PrtSp Kbps to match the DDS speed When configuration option RxElasStor is enabled Diag Type must be set to Disr disruptive Set the configuration option Rate Kbps to a valid speed Incmpt Diag mode Invalid Port Spd Incompatible diagnostic mode e Point to point configuration is not compatible with Mixed diagnostics Disruptive diagnostic type 2500 or 2600 is not compatible with NonDisruptive diagnostic type DDS SC is enabled without CISC chip Disruptive diagnostic type 2500 or 2600 is being used with rate adaption e For point to point set configuration option Diag Type to Disr NonD or None e Change configuration option Diag Type to Disr Mixed or None or change Disr Type to a setting other than 2500 or 2600 e Change configuration option Diag Type to Disr Mixed or None Set the configuration option PrtSp Kbps to match the Rate Kbps to eliminate rate adaption 3610 A2 GB46 40 February 1996 E 3 COMSPHERE 3600 Series Data Service Units Table E 4 2 of 2 Configuration Error Messages Message Inval RTS Cntrl Inval 2ndChanSpd Condition DSU port speed with Diag Type set to NonDisruptive Use configuration option In Band Secondary Channel Diagnostic Speed when no excess bandwidth is available Action Multipoint tributary device with RTS Control Set configuration option RTS Cntr
121. ntinuous MUX Out of Frame condition The DSU is running a test on port nn 01 06 initiated from init test is one of the following tests Bit Error Rate Test Digital Loopback Digital Test DTE Loopback Remote Digital Loopback init is one of the following initiators DCP Diagnostic Control Panel front panel Data Terminal Equipment NetView initiated test Network Management System Remote DSU Test Mode DTE LPDA NMS Remt TM The alarm clears when a local DSU synchronizes with a remote DSU Both DSUs need to have the same port speeds Refer to the Test Branch section of Chapter 3 for details regarding each test Many tests require no action Portnnn DTR Alarm Prtnnn Disable Prtnnn Stream Term The DTR lead at port nnn 01 06 All has been Off for more than 30 seconds Transmitter at port nnn 01 06 All is disabled Streaming terminal DTE at port nnn 01 06 All has its RTS lead turned ON longer than the predefined time Check DSU power connection and DTE operation Use the Control branch s control option TxCtl to enable the port Refer to configuration option AntiStream Verify DTE operation Redun Fan Alarm Redun Pwr Alarm Subnetwrk Alarm Indicates a problem with the fan on the 48 Vdc Check NMS adapter cable connection to Central Office Power Unit Indicates a problem with the power on the 48 Vdc Central Office Power Unit 48 Vdc power supply cab
122. o not support V 54 signaling 4 4 February 1996 3610 A2 GB46 40 Configuration Option Tables Table 4 2 1 of 2 Diagnostic DSU Configuration Options Diag Type Disr Next NonD Disr Mixed None Prev Diagnostic Type Defines the diagnostic interaction between the control and tributary DSUs All DSUs on the same circuit must be the same NonD Nondisruptive Diagnostics An in band secondary channel transport carries diagnostics data between the control and the tributary DSUs Disr Disruptive Diagnostics The same primary channel that carries user transmitted data between the control and the tributary DSUs also carries diagnostic data Select this mode for compatibility with earlier releases that use disruptive diagnostics Valid for EBrdg Mixed Mixed mode supports nondisruptive health and status updates User initiated commands are sent disruptively Mixed should only be selected in single port multipoint configurations not valid for point to point EBrdg or MCMP None No diagnostic communications with remote devices only allows local diagnostics 2nd Ch bps 400 Next 100 400 800 1200 1600 Prev In band Secondary Channel Diagnostic Speed in bps Determines the DSU s diagnostic speed when you select NonD nondisruptive diagnostics and no excess bandwidth is available for in band secondary channel transport operation This configuration option only appears when Diag Type is set to NonD The select
123. onfg from the front panel AT amp T Paradyne Customer ID ORLANDO2 Model COMSPHERE 3610 Configure 1 Opts T Ctrl T Top Menu 2 PList U Ctrl U Up Menu 3 Dir V Ctrl V View H S 4 Phone 5 Addr 6 ChgMd 7 Term PRESS Desired Selection Key Ctrl x Disconnect Changing External Leads The External Leads configuration option must be set before external leads can be displayed or changed To set external leads select ExtLd from General Configuration Options Table 4 4 After External Leads is enabled L Procedure 1 From the Second Level Menu screen PRESS 5 Ctrl 2 The Control Function Menu selection screen appears PRESS 3 ExtL 3 The External Leads Menu selection screen appears PRESS 2 Chang AT amp T Paradyne Customer ID ORLANDO2 Model COMSPHERE 3610 External Leads T Ctrl T Top Menu U Ctrl U Up Menu V Ctrl V View H S PRESS Desired Selection Key Ctrl x Disconnect 4 The External Leads Input screen appears The OutA or OutB field will be highlighted To change the value of the bolded field PRESS 1 Toggle The highlighted field will change from high to low or vice versa for on and off At the front panel use the Tl keys instead To move between the OutA and OutB fields use the lt Tab gt key on the keyboard At the front panel use the lt 1 or gt key AT amp T Paradyne Customer ID ORLANDO2 Model COMSPHERE 3610 OutA
124. ons for the following The 3600 Series DSUs can be used as a Local Area Data Set LADS to provide a point to point link between two devices The network facility is a direct 4 wire crossover connection without using a digital service e 3600 Series DSU Tables F 2 and F 3 e LADS maximum connection distance requirements Table F 1 e 3600 Hubbing Device for use with a Model 3610 DSU only Table F 4 Table F 1 LADS Connection Distances Data Rate 19 Gauge 22 Gauge 24 Gauge 26 Gauge 0359 or 0253 or 0201 or 0159 or 9122 mm 643 mm 511 mm 404 mm Power level is 10 dBm 3610 A2 GB46 40 February 1996 F 1 COMSPHERE 3600 Series Data Service Units Table F 2 1 of 3 General COMSPHERE 3600 Series Technical Specifications Specifications AC POWER FUSE Model 3610 3611 DSU 3000 Series Carrier AC POWER REQUIREMENTS 3610 DSU 3610 DSU with DBM 3611 DSU 3611 DSU with DBM DBM V 32 or Switched 56 3000 Series Carrier 16 DSUs with DBMs plus SDU and fan module APPROVALS FCC Part 15 FCC Part 68 UL 3610 DSU 3611 DSU 3000 Series Carrier CSA Safety 3610 DSU 3611 DSU 3000 Series Carrier Emissions Bell Canada DTE INTERFACE 3610 and Non modular 3611 DSUs 25 pin D subminiature connector 34 pin connector Modular 3611 DSU 25 Pin V 35 Interface Uses a Rear Connector Plate with two 25 pin D subminiature connectors ENVIRONMENT Operating Tempera
125. ormal 7 XX 3 4 Normal Terminal Power Terminal Power TPwr is a display showing the status of the connected DTE s EIA 232 and V 35 interface The DSU checks the state of the RTS lead and reports the DTE powered ON if the voltage is less than 3V or greater than 3V for both the EIA 232 D and V 35 interfaces e If power is detected on the RTS lead the second line displays On e If no power is detected on the RTS lead the second line displays Off 3610 A2 GB46 40 February 1996 3 7 COMSPHERE 3600 Series Data Service Units Table 3 3 Identity Descriptions Field Name Information Displayed Model 3610 or 3611 SH Unit serial number DSU SW ver Software firmware version residing on DSU Netwrk Addr Using ADp protocol the ADp network address appears Using DPII protocol the DATAPHONE ll address appears DSU Rate Value set for DSU Rate Kbps configuration option This does not appear for a DBM X Primary core is set to Yes or a DBM D DBM F DBM I DBM S or DBM V is installed DBM SW ver The software firmware version residing on the 2 wire or 4 wire Switched 56 ISDN V 32 or V 34 DBM DBM Rate Value set for DBM Rate Kbps configuration option the rate is the DBM s aggregate Appears if DBM installed speed DBMtyp xxx yy y Z Type of DBM installed Appears if DBM installed xxx can be F V 34 or DBM F l ISDN or DBM l V V 32 or DBM V 2wS 2 wire
126. p for sound the terminal beeps when there is an invalid entry 3 After entering the desired password press the carriage return lt CR gt The Password Menu screen appears PRESS 2 Save The confirmation message Command Complete appears after saving the password to memory Amount of Time Input Fields Three input screens have an amount of time prompt for specific user input The input field must be fully populated The three screens are e Digital Test Run Time e Configuration Diagnostic Tributary Time Out TribTimOut e Configuration Backup Network Time Out NtwkTimOut Digital Test Access Digital Test from the second level menu of the Test branch Diagnostics Diag must be set to None from the Confg branch first To set the amount of time for the Digital Test DT LF Procedure 1 Select DSU from the DSU or DBM selection screen the DSU Tests selection screen appears PRESS 4 DT 2 The DSU Digital Test selection screen appears PRESS 1 Start 3 The Port Number selection screen appears PRESS 2 Prtl 4 The DSU Digital Test Run Time input screen appears The hhh mm ss must be fully populated as shown below AT amp T Paradyne Customer ID ORLANDO2 Model COMSPHERE 3610 Run Tim 0 00 00 Ctrl T Top Menu Ctrl U Up Menu Ctrl V View H S ENTER Input Form of hhh mm ss 000 08 00 Ctrl x Disconnect 5 Enter the run time for the Digital Test and press the carriage retur
127. plete appears The DSU does not generate the results of the test Bilateral Loopback Bilateral Loopback combines Digital Loopback and DTE and operates simultaneously in the same DSU For point to point configurations use the Bilateral Loopback Bilat Lpbk configuration option from the General Gen configuration option set Table 4 4 Once the loopback test begins the message Command Complete appears If the Bilateral Loopback configuration option is activated requesting a Remote Digital Loopback RL or Digital Test DT automatically initiates a DTE Loopback A Digital Test DT starts a Remote Loopback which causes a Bilateral Loopback at a remote site Digital Test The Digital Test DT checks the functionality of a pair of DSUs or DBMs and the data circuit between them The Digital Test uses the local DSU s test pattern generator In a multipoint network where only a control DSU can originate a Digital Test tributary DSUs not involved in the test are placed in Test mode for the duration of the test The Digital Test command is not available when the LPDA 2 configuration option is enabled 3610 A2 GB46 40 February 1996 3 11 COMSPHERE 3600 Series Data Service Units To review the results of the test press T and select Display Dspl When using the front panel press the t key to scroll through the results shown in Table 3 4 The Clear Clr selection resets the counter to zero Table 3 4 Digital T
128. ponse this message appears Change the configuration option Network Address The problem could be temporary while retraining is in progress lf message continues initiate a Device self test Devic from the Test branch If failure continues call Customer Assistance Center MUX CommunicFail No reply from TDM circuit card The DSU periodically polls the TDM circuit card for health and status When the DSU does not receive a response this message appears The problem could be temporary while retraining is in progress If message continues initiate a Device self test Devic from the Test branch If failure continues call Customer Assistance Center E 6 February 1996 3610 A2 GB46 40 Troubleshooting and Front Panel Messages Table E 5 3 of 4 Device Health and Status Messages Message MUX Device Fail nn n Netl Condition Internal failure of TDM or MCMP is detected Network Interface speed when configuration option NetIntf is set to Forc Action Initiate a Device self test Devic from the Test branch If failure continues call Customer Assistance Center Informational message Netl F No Signal No signal from Network Interface alternate port The configuration option NetIntf is set to Forc for aggregate switching OutofFrame Thresh PnnTst test init For DSUs operating on a single port rate adaption or nondisruptive TDM or MCMP the local DSU has detected a co
129. r Address 495 14331d 03 ABBREVIATIONS Switch to DDS Path Switch to DDD Path Acquire Address Advanced Diagnostic protocol Aggregate Switch Backup Bit Error Rate Test Central Site Bridge Channel to Port Change Mode Customer Identifier Circuit Quality Clear Con igure Control Dial Backup Module Digital Data Service Device Diagnostic Directory Disable Disconnect Display Digital Loopback DATAPHONE II Drop Backup Data Service Unit Digital Test Data Terminal Equipment End to End Test Enable General Identity Extended Bridge External Leads Factory Bridge Factory Control Factory Tributary Fallback 1 Fallback 2 Health and Status Local Loopback Loopback Expanded Health and Service Light Emitting Diodes Link Problem Determination Aid Multichannel Multipoint Messages Multiplexer Configuration Options Poll List Port Speed Password Remote Mode Remote Loopback Service Profile Identifier Status Subnetwork Health and Status Time Division Multiplexer Async Terminal Terminal Power Transmitter Control A 2 February 1996 3610 A2 GB46 40 Data Service Unit Menu Opts PList Dir Phone Addr ChgMd Term SPID Menu Displ Chang Acq Chang Cir Clr Add Save Enab Disab Activ Delet Skip Save DEI ADp Enab Disab Pswrd CID Cha
130. r the aggregate data stream at any given time The selected port s lead activity is reflected in the front panel status indicators including TXD and RXD External Leads External Leads ExtL allows you to display the state of four general purpose leads on the E A 232 D V 24 Port 1 interface e Pins 12 and 13 for output control leads e Pins 19 and 23 for input alarm leads If the configuration option External Leads Ext Leads is set to ExtLd you can change the state of the two output leads from the front panel or a 6700 or 6800 Series NMS When the DSU s diagnostic protocol is ADp and the CCN by External Leads CCN by EL Table 4 4 configuration option is enabled a control DSU reports any changes to the four leads to the 6700 or 6800 Series NMS as part of its health and status poll response Displaying External Leads Display Displ allows you to view the external lead states When you select Display the External Leads status report appears showing the current status of the general purpose external leads on the EIA 232 D V 24 interface e Input leads A Pin 23 and B Pin 19 Off _ when voltage on lead is less than 0 8V ON when voltage on lead is more than 2 2V e Output leads A Pin 12 and B Pin 13 Off _ 12V is applied to lead ON __ 12V is applied to lead Change Chang allows you to change the state of the two output leads Examples include changing a lead to signal a console operato
131. r or resetting a remote computer Remote Branch The Remote Remot branch allows front panel access to remote units e Point to point configuration access DSU at the other end e Multipoint configuration enter DSU remote addresses and access each unit When the Remote branch is accessed the front panel displays the local menu tree with the remote unit s data When changing configuration options e At the Load from menu select Activ to obtain the remote unit s active configuration e From the Edit Save menu press Save to and then select Activ The remote end starts responding after SAVE is pressed After selecting SAVE the responding message is Pass or Fail Use the Remote branch to run tests or communicate with a tributary Refer to the Options section in this chapter for further details 3 16 February 1996 3610 A2 GB46 40 Front Panel Operation Front Panel Security NOTE This section can be removed to prevent unauthorized persons from learning about security access levels and their selection The Model 3610 front panel and Model 3611 shared diagnostic control panel SDCP have two levels of security access as shown in Table 3 7 Refer to Appendix A to view the functions on the menu tree Table 3 7 Security Access Levels Security Access Level Functions Available Unlock All Lock Local branch only Read Only e Status branch e Configuration branch displays e Control branc
132. rcuit breaker Label 495 14705 the circuit breaker that protects the ac outlet and ensure that the circuit breaker is set to ON e Your installation site is clean well lit ventilated CAUTION and free from environmental extremes Only use the power e You have contacted the telephone company to transformer designed for the coordinate installing your DSU to the DDS Model 3610 DSU Using other network The DSU can only operate at the data rate transformers may result in personal injury or damage to the equipment e Your package contains a power cord with table top 3610 A2 GB46 40 February 1996 2 1 COMSPHERE 3600 Series Data Service Units Installation Process e Installing the DSU e Verifying the Hardware Strap Setting e Powering Up the DSU e DDS Network Connection e Network Verification Testing e DTE Connection Installing the DSU The Model 3610 DSU is designed for desktop operation e Place the DSU in the planned location e Allow 1 to 2 feet of clearance for cable connections space for the ventilation slots on the sides and clearance at the rear for the cable connections e Verify hardware strap S 1 2 as indicated below Verifying the Hardware Strap Setting HANDLING PRECAUTIONS FOR STATIC SENSITIVE DEVICES AT amp T Paradyne products are designed to protect sensitive components from damage due to electrostatic discharge ESD during normal operation When performing instal
133. reliable operation of the product and to protect it from overheating these slots and openings must not be blocked or covered 4 Do not allow anything to rest on the power cord and do not locate the product where persons will walk on the power cord 5 Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous high voltage points or other risks Refer all servicing to qualified service personnel 6 General purpose cables are provided with this product Special cables which may be required by the regulatory inspection authority for the installation site are the responsibility of the customer 7 When installed in the final configuration the product must comply with the applicable Safety Standards and regulatory requirements of the country in which it is installed If necessary consult with the appropriate regulatory agencies and inspection authorities to ensure compliance 8 A rare phenomenon can create a voltage potential between the earth grounds of two or more buildings If products installed in separate buildings are interconnected the voltage potential may cause a hazardous condition Consult a qualified electrical consultant to determine whether or not this phenomenon exists and if necessary implement corrective action prior to interconnecting the products In addition if the equipment is to be used with telecommunications circuits take the following precautions Never ins
134. rt3 Prt4 Prt5 Prt6 Prev Upstream Port If an extended control DSU has its DTE interface connected to the tributary DSU or APL modem and the configuration option Extend Chan is set to Yes set this configuration option to the upstream port number Select Prt1 if the tributary DSU is operating in single port mode This configuration option has an effect only if Diag Type is set to NonD Prt1 to Prt6 Selects the upstream port number M PtSymPrt Disab Next Enab Disab Prev Multipoint Symmetrical Port This configuration option enables rate adaption in the tributary DSU to control direction on a multipoint circuit This configuration option will not appear for a point to point circuit or when operating in MCMP mode Enable this configuration option when performing multipoint rate adaption e g the port speed is less than the line speed Also enable for single port multipoint nondisruptive diagnostics if the transmit data rate is required to match the receive data rate This is generally the case in extended circuit applications and in multipoint applications where the tributary DSU is configured as a digital sharing device NOTE Enable this configuration option for the control DSU and the tributaries Enab Enable this configuration option when performing multipoint rate adaption or when a multipoint network is configured for nondisruptive diagnostics and a symmetric port speed is required for proper DTE operation Disab Disables mul
135. s The ISDN DBM operates on a digital 2 wire 2B1Q U interface The basic rate service operates with a 64 kbps B channel and a D channel for signaling 1B D Supports the following protocols and switches AT amp T 5ESS DMS 100 NI 1 National ISDN 1 NI 2 National ISDN 2 e Data rates Operates at 64 or 56 kbps full duplex and uses proprietary rate adaption to support data rates of less than 56 kbps TDM MCMP and Digital Bridge Capabilities TDM capability allows up to six independent ports to share one standard digital point to point facility MCMP capability allows up to six ports to share one standard 56 kbps multipoint facility Digital bridge is available with either TDM or MCMP Similar features are e Async Sync conversion Provides up to six ports configurable for asynchronous to synchronous operation e FEP port sharing Provides a method of connecting a front end processor FEP to two consecutive ports to broadcast the same message over the network and the shared ports e Elastic store per port Provides a transmit elastic store buffer for each port to support extended circuits Supports both digital and analog extensions e Switched carrier emulation Provides optional switched carrier emulation for each port for both the inbound and outbound directions TDM Capability Additional TDM capability includes the following features e Port capacity Allows up to six independent ports to sh
136. s configuration option is selected on a per port basis in the MUX submenu In Bridge mode MUX Funct is set to CBrdg the Transmit Elastic Store configuration options for Port 1 are ignored automatically disabled 3610 A2 GB46 40 February 1996 4 3 COMSPHERE 3600 Series Data Service Units Table 4 1 3 of 3 DSU Configuration Options 64KScrambing Off Next On Off Prev 64 kbps Scrambling Controls the data scrambler used with 64 kbps Clear Channel operation Data scrambling suppresses the possible simulation of network control codes by application data This configuration option appears when Rate Kbps is set to 64CC and must be the same at both the local and remote DSUs On Enables data scrambling Off Disables data scrambling 64KLatchLpbk On Next On Off Prev 64 kbps Latching Loopback Controls the DSU s response to the network latching loopback sequence on 64 kbps Clear Channel operation This configuration option appears when Rate Kbps is set to 64CC On DSU responds to the network latching loopback command ON is required for compliance with AT amp T Technical Reference 62310 1987 Off DSU ignores the network latching loopback command Netintf Disab Next AggSw Forc Disab Prev Network Interface When set to AggSw the DSU bridges aggregate data over the alternate Port 1 If the DTE Port configuration option is set to EIA 232 Table 4 4 the aggregate data is bridged to the V 35 interface
137. splay SAVE DSU Diag DBM Gen Bkup MUX PriSp LPDA l Pressing any key except the zB key stops the LCD DSU DBM Gen DSU DBM Chan FB1 FB2 portion of the Lamp test and returns you to the DSU Test menu to abort the test Once the test aborts the LCD and l LEDs stop flashing Activ Remt Usrl Usr2 Usr3 Address Setup Prtl Prt2 Prt3 Pri4 Pres Prt6 1 1 Activ Usrl Usr2 Usr3 Configuration Branch TDM MCMP CBrdg EBrdg None The Configuration Confg branch allows you to iu configure or customize the DSU and its options to Copy Copy e Fit site requirements Prom 0 Nee ke rad ale Bele elses Gls ew e Enter and change telephone numbers if a DBM is Prl Pri2 Prt3 Prd PrtS Prt6 All Prl Pr Prt3 Prt Pr5 Pr installed 495 12973 05 e Specify the protocol used by a connected NMS 3610 A2 GB46 40 February 1996 3 13 COMSPHERE 3600 Series Data Service Units Options Options Opts allows you to save copy and or change DSU Diagnostic DBM General Backup MUX and LPDA 2 configuration options The selections on the Load from menu are sets or libraries of configuration options stored in the DSU s memory See Table 2 1 in Chapter 2 for default configuration option set content descriptions From the Load from menu if you select FacC FacT FacB Activ Usr1 Usr2 or Usr3 e Configuration option values load into a working buffer ready to be modified e The Edit Save submenu then appears If SAVE is not displayed press T unt
138. stalled and user configured configuration options When disabled an abbreviated set of selections appears Refer to Appendix B Configuration Worksheet The rows of shaded configuration options on the worksheets do not display when Full mode is disabled Control Branch The Control Ctrl branch allows you to enable or disable the DSU s transmitter as well as the DBM s and to display change the status of the general purpose external DTE leads A DBM can be disabled if it is addressed from the Remote branch TOP LEVEL MENU TxCtl LEDs ExtL DSU DBM Ports Devic Disp Chang l Port Select Enab Disab Load Save 492 12974 01 3610 A2 GB46 40 February 1996 3 15 COMSPHERE 3600 Series Data Service Units Transmitter Control Transmitter Control TxCtl allows you to enable or disable the DSU s transmitter DDS core When the DSU transmitter is disabled e A disabled DSU responds to tests Aborting a test clears the test but the unit remains disabled e A DSU in test clears the test when it receives a disable or enable command e If an enable command is sent to a control from the NMS or the local front panel all disabled tributaries are enabled all tributaries in test are restored to Data mode When the local DBM is disabled the DBM does not originate or answer any calls until enabled LEDs The LEDs selection is only available from the Local branch This selection allows you to monitor any port o
139. storation When the DSU rate equals the DBM rate preconfigured tributary DSUs can automatically drop the backup connection and switch back to the DDS facility when the DDS network is restored Product Related Documents Table 1 1 lists 3600 related documentation Reference Documents e ANSI X3 64 1979 Reaffirmed 1990 e ANSI T 410 e ANSI T1 601 1992 e AT amp T Technical Reference 41458 e AT amp T Technical Reference 61330 e AT amp T Technical Reference 62310 1987 e Bell Canada DCTE Specifications e Bell Communications Research Technical Reference Publication 41028 e Bellcore Special Report SR NWT 001953 e DATAPHONE II 2600 Series Data Service Units User s Manual e ElA 232 D V 24 ISO 2110 e Integrated Network Corporation Compatibility Bulletin CB INC 101 e ITU TSS CCITT V 35 ISO 2593 e Northern Telecom NIS S204 20 1986 e Pacific Bell PUB L 780035 PB NB e Pacific Bell PUB L 780036 PB NB Document Ordering To order AT amp T Paradyne documentation please call 1 800 545 2354 extension 2222 or 1 813 530 8777 To order AT amp T documentation please call 1 800 432 6600 or 1 317 322 6572 3610 A2 GB46 40 February 1996 1 5 COMSPHERE 3600 Series Data Service Units Table 1 1 COMSPHERE 3600 Series Product Related Documentation Document sek COMSPHERE 3600 Series Data Service Units Models 3610 and 3611 Time Division Multiplexer Multichannel Multipoint and Digital Bridge Options S
140. t Multichannel Multipoint A circuit card that enables the support of up to six independent applications over a single multipoint digital facility The MCMP capability can support up to 40 tributary DSUs each optioned with an MCMP card Microcom Networking Protocol Levels 4 2 of this protocol similar to CCITT V 42 detect and correct data errors caused by poor telephone line conditions Level 5 similar to CCITT V 42bis includes data compression A circuit card that contains gold finger contacts on the rear edge of the circuit card A modular circuit card can be removed from the front of the carrier without disturbing DTE cables A DSU circuit card that contains gold finger contacts and is used with a rear connector plate This circuit card type is easily removed from the front of the carrier without disconnecting the DTE cables To combine many low speed data sources into a single high speed serial data stream The data is coded at transmission and decoded at reception Some multiplexing techniques include Frequency Division Multiplexing FDM Time Division Multiplexing TDM and Statistical Multiplexing Stat MUX A special type of circuit where one control device communicates in a broadcast mode with one or more tributary devices Communication from a tributary device is always directly to the control device and not to any of the other tributary devices Multiplexer A device that enables the simultaneous transmission of multipl
141. t panel on the Model 3610 Figure 3 1 e The shared diagnostic control panel SDCP used with the Model 3611 Figure 3 2 in a COMSPHERE 3000 Series Carrier The front panel for both models provides a 2 line 16 character liquid crystal display LCD and keypad for accessing menus to e Monitor health and status e Initiate dial backup operations e Initiate diagnostic tests e Set change and save configuration options e Enable disable the DSU s transmitter e Display change status of external DTE leads The front panel s LCD displays the result of any command initiated from the front panel Front panel basic operation does not vary with the addition of DSU options DBM TDM MCMP or SNA Diagnostic Interface However menu or selection displays vary based on installed options Bn Paradyne OK Alrm TEST Dial TXD RXD RTS CTS DSR DTR LSD COMSPHERE 3610 103 104 105 106 107 108 109 Network Device Test Dial DTE Status Alarm Mode Backup Indicators 495 12347b 04 Figure 3 1 Model 3610 Front Panel Status Network Ok Device Alarm A Airi Test Mode O Test O Dial Dial Backup DTE Status Indicators SDCP Indicator Front Panel Front Panel ATST Paradyne Multirate 495 14714 Figure 3 2 Model 3611 DSU Faceplate 3 2 February 1996 3610 A2 GB46 40 Front Panel Operation LCD The 2 line 16 character LCD on the front panel displays the following kinds of inform
142. t used Enable a port by selecting a port speed using the configuration option PrtSp Kbps or set Diagnostic configuration option Diag Type to NonDisruptive Set configuration option Disr Type disruptive diagnostic type to Br56 or set PrtSp Kbps to 56 kbps Circ Assur Inval CTS Ctrl amp DiagTyp DSU Agg Exceeded Circuit Assurance enabled with port speed not equal to DDS speed Circuit Assurance is invalid with rate adaption CTS Control is RTS with Mixed or NonDisruptive diagnostics for a multipoint tributary The aggregate port speeds exceed the DDS speed The sum of the port speeds cannot exceed the DDS Speed Circuit Assurance requires configuration option PrtSp Kbps set to the DDS speed Set configuration option CTS Cntrl to Std standard or set configuration option Diag Type to Disr or None Set configuration option PrtSp Kbps to be equal to or less than the DDS Rate Kbps DSU AsyncUndersp Elast Not Valid Incmpt DDS Speed A port configured for asynchronous operation cannot be the underspeed port and bit robbing for NonDisruptive diagnostics is not allowed Receive Elastic Store is not allowed if the port speed does not equal the DDS Speed or if the diagnostic type is set to NonDisruptive Incompatible DDS speed DDS SC enabled and DDS speed not 2 4 4 8 9 6 19 2 or 56 kbps Use configuration option Async gt Sync to set one port to synchronous and underspeed or lower the asynchro
143. tall telephone wiring during a lightning storm Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface Use caution when installing or modifying telephone lines Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electric shock from lightning Do not use the telephone to report a gas leak in the vicinity of the leak 3610 A2 GB46 40 February 1996 B COMSPHERE 3600 Series Data Service Units Notices WARNING THIS EQUIPMENT HAS BEEN TESTED AND FOUND TO COMPLY WITH THE LIMITS FOR A CLASS A DIGITAL DEVICE PURSUANT TO PART 15 OF THE FCC RULES THESE LIMITS ARE DESIGNED TO PROVIDE REASONABLE PROTECTION AGAINST HARMFUL INTERFERENCE WHEN THE EQUIPMENT IS OPERATED IN A COMMERCIAL ENVIRONMENT THIS EQUIPMENT GENERATES USES AND CAN RADIATE RADIO FREQUENCY ENERGY AND IFNOT INSTALLED AND USED IN ACCORDANCE WITH THE INSTRUCTION MANUAL MAY CAUSE HARMFUL INTERFERENCE TO RADIO COMMUNICATIONS OPERATION OF THIS EQUIPMENT IN A RESIDENTIAL AREA IS LIKELY TO CAUSE HARMFUL INTERFERENCE IN WHICH CASE THE USER WILL BE REQUIRED TO CORRECT THE INTERFERENCE AT HIS OWN EXPENSE THE AUTHORITY TO OPERATE THIS EQUIPMENT IS CONDITIONED BY THE REQUIREMENTS THAT NO MODIFICATIONS WILL BE MADE TO THE EQUIPMEN
144. terface e Supports to 9 6 kbps 8 bits 1 stop bit and no parity e Emulates the front panel The network interface needs to be set for the same speed of 9 6 kbps before enabling the async terminal If you are accessing the DSU through an external modem the interface should have V 42bis MNP error correction enabled The default Term password configured on the DSU is lt null gt Upon establishing async terminal access from the front panel press carriage return lt CR gt on the terminal to display the Password Access Menu Enter the configured password and press carriage return lt CR gt again 3610 A2 GB46 40 February 1996 C 1 COMSPHERE 3600 Series Data Service Units Password Security Use the Term password to secure entry into front panel functions from the async terminal Also use this password to enable the async terminal feature and to gain access to the front panel once Term is enabled The Term password can be modified at the async terminal or the front panel See the section Password Change in this appendix for more details To set up password security at the front panel L Procedure 1 Go to the Confg branch Use the lt I or gt key to display the Term selection Select Term Select Pswrd the Term Pswrd screen appears Term Pswrd A Chang Save fics E trjJlelleJ we Select Chang change use the function keys F1 and F2 to select available characters Use
145. terface of Port 1 Full tributary diagnostics Supports an enhanced set of diagnostic tests and commands The set of diagnostics can be addressed to tributaries from A COMSPHERE 6700 or 6800 Series NMS workstation The front panel The async terminal of a control DSU A DATAPHONE II System Controller or Network Controller SNA Diagnostic Interface The 3600 Series DSU has the SNA System Network Architecture Diagnostic Interface option with the LPDA 2 protocol installed on the circuit card The SNA Diagnostic Interface includes the following features e Link Problem Determination Aid support Emulates IBM 5822 DSUs that use the LPDA 2 protocol allowing the 3600 Series DSU to be controlled from IBM s NetView management program With TDM or MCMP support for this option is on Port 1 For digital sharing support is available on all ports e Full option support Provides support for all other 3600 Series DSU options Dial backup module DBM Time division multiplexer TDM Multichannel multipoint MCMP Optional DSU Features The 3600 Series DSU offers a number of optional features e Dial Backup Modules ISDN DBM BRI 1B D with digital 2 wire 2B1Q U interface 2 wire Switched 56 DBM digital access 4 wire Switched 56 DBM digital access V 32bis DBM 14 4 kbps modem V 34 DBM 28 8 kbps modem e TDM e MCMP e Digital Bridging See Table 1 1 for other 3600
146. ties Standard DSU Features The 3600 Series DSU offers the following standard features e Multispeed operation Operates on the DATAPHONE Digital Service network or equivalent DDS network at data rates of 2 4 4 8 9 6 19 2 38 4 56 and 64 kbps full duplex The DSU is also compatible with the ACCUNET Spectrum of Digital Services network ASDS and supports 64 kbps Clear Channel operation on a 72 kbps local loop e Nondisruptive diagnostics In a nondisruptive diagnostic network transmits health and status data without interruption to user transmitted data A ETET cae 1 1 O 1 2 O 1 4 Async Syne conversion Provides point to point and multipoint asynchronous to synchronous data conversion for DTE ports for both EIA 232 and V 35 The DSU can send asynchronous data over a synchronous network User selectable interfaces Two user selectable data terminal equipment DTE interfaces EIA 232 D V 24 interface for operation at rates up to 19 2 kbps V 35 interface for rates up to 64 kbps LADS operation Can operate as a local area data set LADS at 2 4 4 8 9 6 19 2 38 4 56 or 64 kbps full duplex sometimes called a limited distance modem or LDM Flexible device control The 3600 Series DSUs provide access to the COMSPHERE 6700 or 6800 Series Network Management System NMS and are compatible with DATAPHONE II System Controller Diagnostic Console or Network Controller Point to Point and Mult
147. tion systems that originate from the United States Front End Processor A communications computer associated with a host computer that manages the lines and routing of data through the network The flex option is available for TDM or MCMP When installed each port can be set independently as either an EIA 232 or V 35 interface A control procedure used with multiplexed digital channels where bits are inserted so the receiver can identify time slots allocated to each sub channel The capability to transmit in two directions simultaneously InterExchange Carrier A company that provides inter LATA local exchange carrier telecommunication services like AT amp T MCI and SPRINT Access to these services can be provided through DDS dedicated channels T1 5 dedicated access channel or digital switched access DSA channels ISDN Ordering Code Integrated Services Digital Network Provides capability to carry voice and data while sending signaling on the D channel International Telecommunications Union Telecommunications Standardization Sector An advisory committee established by the United Nations to recommend communications standards and policies and allocate transmission frequencies Before March 1993 it was called CCITT Local Area Data Set is used to provide a point to point link between two devices also called LDM Local Area Transport Area A region served by a local exchange carrier LEC that consists of one or mor
148. tipoint rate adaption on data from the tributary to the control DSU Fast Sel Enab Next Enab Disab Prev Fast Select Fast Select is a technique used by ADp protocol or the 6700 or 6800 Series NMS When enabled the DSU transfers a message to a downstream device in a character by character format When disabled the DSU transfers the message to the downstream device in packet or block format The 3800 Series Dial Modem does not support Fast Select therefore you must disable Fast Select in all 3600 Series DSUs between the NMS and a 3800 Series Dial Modem on an extended circuit This configuration option does not appear if the DSU is a multipoint single port device if the protocol used is DPIl or if Diag Type is set to Disr or None Enab Enables the Fast Select feature Disab Disables the Fast Select feature When disabled all devices on the same level of the circuit must be disabled 4 When in TDM or MCMP mode this configuration option does not appear Instead it is displayed in the MUX Port configuration options under Port 1 Ports 2 6 must be set independently 3610 A2 GB46 40 February 1996 4 9 COMSPHERE 3600 Series Data Service Units Table 4 4 1 of 6 General Configuration Options DTE Port ElA232 Next ElA232 V 35 Prev DTE Port Selects the active DTE interface The other port is the alternate Port 1 Refer to the AnswExtBU configuration option in this table and NetIntf configuration option Table 4 1
149. tive Diagnostic Type Defines the diagnostic interaction between the control and tributary DSUs It must be set consistently for all DSUs on the same circuit when Diag Type is set to Disr NonD or Mixed Regardless of the diagnostic type enabled aggregate tests are still sent disruptively NOTE If the DSU Rate Kbps is set to 64CC the DSU defaults to Disr Type 3600e and no other configuration options will appear for this configuration option set 2500 Only for point to point circuits when the control is either a 2500 or 3500 Series DSU or the tributary is a 2500 Series DSU Digital Loopback and Digital Test commands are sent using the 2500 signaling All other remote commands use 2600 signaling When 2500 is selected and AutoRestor is enabled RespondRDL Table 4 4 must be enabled for automatic restoration to work 2600 Used in mixed networks when the control is a 2600 Series DSU and the tributaries are 2600 3500 3600 Series DSUs or when the control is a 3600 Series DSU and at least one tributary is a 2600 or 3500 Series DSU This selection is not available when a Switched 56 DBM is installed 3600s Used in circuits containing only 3600 Series DSUs This configuration option performs full 3600 diagnostics between control and tributary DSUs It utilizes Switched CMI DMI mode control mode idle data mode idle signaling to ensure protocol independence with primary data and to trap diagnostic messages in DSUs It is recommended that th
150. trols the behavior of the DSR lead during testing In TDM MCMP CBrdg or EBrdg mode the DSR FrcOn and DSR on Test configuration options are not displayed Select these configuration options on a per port basis from the MUX submenu Enab DSR is ON continuously during testing allowing a DTE that relies on DSR being ON to send test messages to the DSU Disab DSR is Off during testing 3610 A2 GB46 40 February 1996 4 11 COMSPHERE 3600 Series Data Service Units Table 4 4 3 of 6 General Configuration Options Circ Assur Disab Next Enab Disab Prev Circuit Assurance Controls the CTS lead in response to a data signal from the network This configuration option is ignored if rate adaption in effect or RTS Cntrl is set to ON at other end Used for single port applications only When enabled Diag Type should not be set to NonD and rate adaption should not be in effect A DDS Facility Alarm condition turns Off the CTS lead regardless of the Circuit Assurance setting Enab The DSU turns Off the CTS lead if the DSU receives control mode idle CMI from the network Disab The CTS lead is not affected by the receipt of CMI Tst Pattern Std Next AT amp T Std Prev Test Pattern Selects the test pattern generator and comparator used by the DSU in disruptive testing This configuration option only applies to aggregate tests AT amp T Must be selected by a 3600 Series DSU when exchanging test patterns with 250
151. ture Storage Temperature Relative Humidity Shock and Vibration Criteria No accessible fuse 4 amp fuse AT amp T Paradyne part number 190 0037 0431 two spares supplied with carrier 093 amp 5 8 watts at 115 Vac 114 amp 9 5 watts at 115 Vac 029 amp 4 5 watts at 115 Vac 080 amp 8 0 watts at 115 Vac 024 amp 2 0 watts at 115 Vac 1 650 amp 165 watts at 115 Vac 24 Vac 24 Vac 24 Vac CT 60 Hz 90 132 Vac 60 Hz 3 W WW Ww a So SS Class A digital device AW292J 61661 DD N Listed UL 1950 Recognized Component UL 1950 Certified CSA 22 2 No 220 M1986 Certified Component CSA 22 2 No 950 M89 Class A digital apparatus DCTE Specifications July 1989 Issue 1 ElA 232 D ITU CCITT V 24 ISO 2110 ITU CCITT V 35 ISO 2593 ElA 232 D ITU CCITT V 24 ISO 2110 ITU CCITT V 35 ISO 2593 A modular DSU V 35 interconnect cable is required to use the V 35 connector The cable provides an interface between the DSU s 25 pin D type connector and the DTE cable s V 35 connector 32 to 122 F 0 to 50 C 4 to 158 F 20 to 70 C 5 95 noncondensing Withstands normal shipping and handling F 2 February 1996 3610 A2 GB46 40 Technical Specifications Table F 2 2 of 3 General COMSPHERE 3600 Series Technical Specifications Specifications Criteria HEAT DISSIPATION MAX AT 115 VAC 3610 DSU 22 16 Btu hr 3610 DSU with DBM 29 00 Btu
152. ty Instructions Canada Notice to Users of the Canadian Telephone Network The Canadian Department of Communications has certified that this equipment meets certain telecommunications network protective operational and safety requirements The Department does not guarantee that the equipment will operate to the user s satisfaction Before installation verify connectivity of this equipment to the local telecommunications company s facilities The equipment must be connected by an acceptable method In some cases the telecommunications company s inside wiring associated with single line individual service may be extended with a certified connector assembly telephone connection cord The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations If you experience difficulty with this equipment and require service refer to the Equipment Warranty and Support section Repairs to certified equipment should be made by an authorized Canadian maintenance facility Any repairs or alterations made by the user to this equipment or equipment malfunctions may cause the telecommunications company to ask you to disconnect the equipment Users should ensure that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together for protection This precaution may be particularly important in rural ar
153. uit designations Control circuit active CTS DSR DTR LSD and RTS or Data circuit spacing RXD and TXD For a DSU with TDM or MCMP the circuit external lead states for any TDM or MCMP ports can be selected through the front panel s Control branch For a 3610 DSU the monitored port is displayed on the front panel LCD For a 3611 DSU with TDM or MCMP The TDM or MCMP faceplate indicates the monitored port with port LED lit DTR always on Refer to DTE Status on front panel for DTR status Front Panel Model 3611 only Yellow The currently selected DSU at the SDCP the SDCP addresses one DSU at a time For a 3611 DSU with TDM or MCMP the TDM or MCMP circuit card has the same address as the associated DSU and is also selected 3 4 February 1996 3610 A2 GB46 40 Front Panel Operation Async Terminal Operation You can use an async terminal to manage a standalone Model 3610 DSU When enabled the async terminal interface e Supports a VT 100 compatible terminal e Is set to to 9 6 kbps 8 bits 1 stop bit and no parity e Emulates the front panel Menus and selections are the same as when operating the unit from the front panel However the async terminal 1s not limited to three selections per screen as with the front panel An entire range of selections or information is presented on one screen If connecting a modem for remote access refer to Appendix C Async Terminal Operation Menu Structur
154. upplement 3610 A2 GB48 Supplement to this User s Guide Ships with all standalone 3610 DSUs with TDM MCMP or Digital Bridge options or upgrades Provides descriptions of TDM MCMP and Digital Bridge features installation instructions front panel operation configuration options and worksheets troubleshooting messages and specifications COMSPHERE 3600 Series Data Service Units Models 3610 and 3611 Dial Backup Module Options Supplement COMSPHERE 3600 Series Data Service Units Models 3610 and 3611 Technical Reference Manual COMSPHERE 3600 Series Data Service Units Models 3610 and 3611 Documentation Replacement 3610 A2 GB49 Supplement to this User s Guide Ships with all standalone 3610 DSUs with Dial Backup Modules or upgrades Provides descriptions of DBMs features installation instructions front panel operation configuration options and worksheets troubleshooting messages and specifications 3610 A2 GH30 Orderable Provides detailed information on the DSU DBM SNA Diagnostic Interface TDM MCMP and Digital Bridge features specifications configuration scenarios async terminal operation pin assignments NMS operations messages and an equipment list 3610 A2 GB43 Orderable for every unit that does not require a manual Includes safety instructions government requirements technical specifications and network connection instructions COMSPHERE Model 3610 2 port or 6 port TDM Flex or
155. used for voice circuit or packet switched data Bit Error Rate Test A test used to analyze the network circuit Both the control and tributary devices must be connected to the network See V 32bis Basic Rate Interface ISDN interface consisting of B channel for information transfer and D channel for control and signaling All ports are assigned to one digital sharing group The directory entry in an originating DBM consists of the answering DBM s telephone number a delimiting character and a callback pointer The pointer identifies the originating DBM s telephone number in the answering DBM s Backup Directory The rack mounting that contains 17 slots 1 control slot and 16 device slots A Model 3611 DSU that is designed for installation in a COMSPHERE 3000 Series Carrier and used at central site operations Up to 16 DSUs can be installed per carrier with 6 carriers per cabinet Central site digital bridge Control Channel The diagnostic interface between an NMS and the SDU Consultative Committee on International Telegraphy and Telephony An advisory committee established by the United Nations to recommend communications standards and policies See ITU TSS A bidirectional DSO voice or data path for electrical transmission between two or more points Also called a circuit line link path or facility A device that controls communications processing for multiple terminals Control Mode Idle A control signal s
156. w 495 12971 05 For additional use of the Backup branch refer to the TDM MCMP Digital Bridge Options Supplement Document No 3610 A2 GB48 and the DBM Options Supplement Document No 3610 A2 GB49 Test Branch The Test branch provides extensive testing capabilities for the DSU the DDS circuit the DBM and the backup circuit When the tributary DSU receives a test request from the control DSU the DSU aborts any locally initiated test in progress For Test branch functions with a DBM installed see the DBM Supplement Document No 3610 A2 GB49 NOTE Running a test can affect your application data or may cause your application session to be dropped depending upon the protocol front end processor and time out parameters No data or acknowledgment messages will be transmitted while the test is in progress TOP LEVEL MENU Abort Devic Lpbk DT EE BERT Lamp l l Start al Start Subn Selective Port Port Select Select l Address Address Run Blocks LL DTE DL RL Tim l l l Port Port Port Select Select Select l Displ Clr Address 499 12972 02 Abort Abort allows you to stop a test that is running The DSU is not allowed to run any other test until the test in progress is aborted There are two selections for aborting a test e Subn Subnetwork displays only at the control DSU This selection terminates any test running at the control DSU or at a tributary DSU or DBM associated with t
157. with V 54 Loopback enabled Set configuration option Disr Type for any value but 2500 or disable configuration option V 54 Lpbk E 4 February 1996 3610 A2 GB46 40 Troubleshooting and Front Panel Messages Message AggSw Active Table E 5 1 of 4 Device Health and Status Messages EA AE A Aggregate switching is active Aggregate switching can be disabled using the configuration option NetIntf AggSw Inact AggSw w DDS AggSw w o DDS Aggregate switching is not active To make active use configuration option Netintf Aggregate switching in partial backup DDS clock source is set by configuration option TxClkSource Aggregate switching in full backup Clock source is set by configuration option Netl Timing Brdge with DDS Multipoint circuit in partial backup with digital bridging DDS clock source is set by configuration option TxClkSource Brdg w o DDS Config Corrupt nn n DDS Multipoint circuit in full backup with digital bridging Configuration is corrupt Indicates the data rate nn n of the active core DSU or DBM when there are no alarms Clock source is set by configuration option Brdg Timing Reset all configuration options from one of the factory loaded option sets FacC FacT or FacB Refer to Table 2 1 Data rate set by configuration option Rate Kbps DDS F alarm Dial Tone Fail Dial tone test was enabled and test failed DSU Devi
158. work there are distance limitations that govern the use of DSUs on the NOTE Before connecting the DSU to the DDS network ensure that approved primary protectors have been installed on the circuit in accordance with Article 800 of the National Electric Code NFPA 70 in the United States and Section 60 of the Canadian Electric Code Part 1 in Canada network See Appendix F for LADS connection distances 2 6 February 1996 3610 A2 GB46 40 Model 3610 Installation Network Verification Testing Perform verification testing after any installation Procedure 1 For a multipoint link configuration request a device Identity report to ensure that the DSU is addressed properly 1D from the Status branch NOTE The Model 3610 is delivered with its network address set to 254 2 For a point to point link or multipoint configuration verify the port speed and 3 From the control perform a Digital Test on the DDS circuit to ensure that the network is functioning DT from the Test branch DTE Connection The distance between the DSU and its DTE must be within EIA 232 D V 24 or V 35 limits depending upon the interface selected e For the EIA 232 connector The typical maximum distance is 50 feet at speeds no greater than 19 2 kbps For distances greater than 50 feet or speeds higher than 19 2 kbps use high quality low capacitance cable As specified in EIA 232 D ensure that t
159. y NetView 3 Extended Circuit For configurations having extended circuits the tributary DSU in the primary circuit is set to 253 Address 253 FD hex is the broadcast LPDA 2 address 3610 A2 GB46 40 February 1996 4 15 COMSPHERE 3600 Series Data Service Units Table 4 5 2 of 2 LPDA 2 Configuration Options SNA Backup Disab Next Enab Disab Prev SNA Backup Allows the DSU to respond to the NetView commands for establishing and dropping a dial backup command Call Out and Disconnect When the SNA Backup configuration option is disabled backup can still be controlled from an AT amp T Paradyne NMS SNA Backup only needs to be enabled at the control DSU For extended circuit configurations the extended circuit link can also be configured to respond to the Netview dial backup command by turning on SNA Backup at the extended control DSU This feature is not supported in multipoint configurations Enab The 3600 Series DSU control responds to the NetView dial backup command Disab The 3600 Series DSU control sends a Request Not Supported by DCE message to NetView upon receiving a dial backup command Code 1 582210 Next Chang Prev Code 1 Determines the DSU type and model reported to NetView for the DSU CSU and Line Status test and Transmit Receive Test commands The default values are the type 5822 and model 10 of the IBM 5822 which the standalone 3610 DSU emulates for LPDA 2 monitoring The default values are 58
160. y may discontinue your service temporarily If possible they will notify you in advance But if advance notice is not practical you will be notified as soon as possible You will be advised of your right to file a complaint with the FCC Your telephone company may make changes in facilities equipment operations or procedures that could affect the proper operation of your equipment If so you will be given advance notice so as to give you an opportunity to maintain uninterrupted service The DBM cannot be used on public coin operated telephone service provided by the telephone company Connection to party line service is subject to state tariffs Contact the state public utility commission public service commission or corporation commission for information No repairs may be performed by the user Should you experience difficulty with this equipment refer to the Equipment Warranty and Support section 3610 A2 GB46 40 February 1996 D COMSPHERE 3600 Series Data Service Units For Digital Data Service DDS installations inform the local telephone company of the appropriate facility interface code for the service you desire DDS Facility Interface Data Rate Code bps 04DU5 24 2400 04DU5 48 4800 04DU5 96 9600 04DU5 19 19 200 04DU5 38 38 400 04DU5 56 56 000 04DU5 64 64 000 The DDS Service Order Number is 6 0Y The jack configurations required are RJ48S for the Model 3610 DSU and RJ48T for the Model 36

3610-A2-GB46-40

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