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Glossary

Glossary-5

3615-A2-GB20-40

July 1999

winkback detection

In telephone switching systems, a momentary signal state change from control
mode idle (CMI) to data mode idle (DMI), and back to CMI (sometimes referred to
as a “wink start’’).

6700 Series Network
Management System
(NMS)

A 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

r

Windows

t

graphic environment.

6800 Series Network
Management System (NMS)

A Paradyne automated network management system that allows an operator to
monitor network conditions, analyze problems, and take restorative measures.

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Summary of Contents for COMSPHERE DualFlow 3616

Page 1: ...COMSPHERE DUALFLOW DATA SERVICE UNITS MODELS 3615 AND 3616 USER S GUIDE Document No 3615 A2 GB20 40 July 1999 ...

Page 2: ...nt Feedback We welcome your comments and suggestions about this document Please mail them to Technical Publications Paradyne Corporation 8545 126th Ave N Largo FL 33773 or send e mail to userdoc paradyne com Include the number and title of this document in your correspondence Please include your name and phone number if you are willing to provide additional clarification Trademarks All products an...

Page 3: ...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...

Page 4: ... 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 but not all areas the sum of the RENs of all devices should not exceed 5 To be certain of the number of devices you may connect to your line as determined by the...

Page 5: ... repairs may be performed by the user Should you experience difficulty with this equipment refer to the Equipment Warranty and Support section of Chapter 1 For Digital Data Service DDS installations inform the local telephone company of the appropriate network channel interface code for the service you desire DDS Interface Code Data Rate bps 04DU5 24 2400 04DU5 48 4800 04DU5 96 9600 04DU5 19 19 20...

Page 6: ...COMSPHERE DualFlow Data Service Units E July 1999 3615 A2 GB20 40 ...

Page 7: ...U Overview 2 1 Before You Begin 2 1 How to Change Hardware Straps 2 2 Where to Place the DSU 2 4 Installing the DSU 2 4 Connecting to the Network 2 5 Connecting to the DSU to a Router 2 9 Addressing the Unit 2 10 Verifying Operation and Testing Connections 2 10 3 Installing the Model 3616 DualFlow DSU Overview 3 1 Before You Begin 3 2 How to Change Hardware Straps 3 2 Installing the DSU 3 5 Connec...

Page 8: ...est Branch 4 9 Configuration Branch 4 13 Control Branch 4 19 Message Branch 4 20 5 Unit Configuration Overview 5 1 Using the DCP to Set Configuration Options 5 2 Configuration Option Tables 5 5 Appendices A DSU Menu A 1 B Configuration Worksheets B 1 C Status Indicators and Control Panel Messages C 1 D Pin Assignments D 1 E Applications Configurations E 1 F Equipment List F 1 Glossary Index ...

Page 9: ...iew 3 5 3 3 Model 3616 DSU Installation and Circuit Pack Lock 3 6 3 4 V 35 Adapter Installation 3 7 3 5 Addressing Example 3 10 4 1 Model 3615 DCP 4 2 4 2 SDCP and Model 3616 DSU Faceplate 4 3 4 3 Loopbacks 4 10 D 1 Digital Network Connector D 1 D 2 3600 Hubbing Device 3600 F3 300 D 2 D 3 Model 3616 DSU 25 Pin EIA 232 25 Pin V 35 Rear Connector Plate 3000 F1 021 D 4 D 4 V 35 Adapter Plug 3000 F1 5...

Page 10: ...ults 4 11 4 4 End to End Test Results 4 12 4 5 Bit Error Rate Test Results 4 12 4 6 Directory Entry and Password Characters 4 16 4 7 Lead States 4 19 5 1 DSU Configuration Options 5 6 5 2 DSU Port Configuration Options 5 7 5 3 DBM Configuration Options 5 9 5 4 DBM Port Configuration Options 5 13 5 5 Diagnostic DBM Configuration Options 5 16 5 6 Diagnostic General Configuration Options 5 17 5 7 Bac...

Page 11: ...ork Connector Pin Assignments D 2 D 2 Model 3615 Dial Analog and 2 Wire Switched 56 kbps Network Connector Pin Assignments D 2 D 3 3600 Hubbing Device Pin Assignments D 3 D 4 3600 Hubbing Device CC IN DC OUT Jack Pin Assignments D 3 D 5 EIA 232 V 24 Connector Pin Assignments D 5 D 6 V 35 Connector Pin Assignments D 7 ...

Page 12: ...COMSPHERE DualFlow Data Service Units vi July 1999 3615 A2 GB20 40 ...

Page 13: ...r to the following chapters or appendices as needed Chapter 1 Provides a general overview of the DualFlow DSU the unit s technical specifications equipment warranty and support services information and instructions for equipment return Chapter 2 Provides step by step instructions for installing your standalone Model 3615 DualFlow DSU Chapter 3 Provides step by step instructions for installing your...

Page 14: ...es Network Management System Communications Products Support Command Reference Manual Contact your sales representative for additional product documentation Paradyne documents are also available on the World Wide Web at www paradyne com Select Library Technical Manuals Reference Documents AT T Technical Reference 41458 AT T Technical Reference 61330 AT T Technical Reference 62310 1987 Bell Canada ...

Page 15: ...Telephone Network PSTN often referred to as the dial network or the Switched 56 kbps digital service The following sections describe the DSU s standard features as well as the features of the integral DBMs Refer to the appropriate section for DBM feature information Technical specifications of the DSU and various DBMs are near the end of this chapter Standard Features The DualFlow DSU offers the f...

Page 16: ...t to point service over the 2 wire dial network Backup rates available are 2 4 4 8 9 6 12 0 and 14 4 kbps DBM and DDS connections can be active at the same time Independent operation Although the DBM is installed on the DSU the two are configured separately and most tests can be run on either independent of the other e g you can run a test on the DBM while a test is running on the DSU Security The...

Page 17: ...when there is a Facility Alarm on the DDS line DTR control setup When configured for DTR call control DTRCallCon Orig backup the DSU DBM initiates dial backup when the DTE raises data terminal ready DTR to the DSU DBM Management control Dial backup functions can be controlled from a 6700 or 6800 Series NMS the DSU s DCP or automatically by the DSU DBM Rate Adaption With this feature the DSU DBM ca...

Page 18: ...Vac 90 132 Vac 60 Hz 3 1 650 amp 165 watts at 115 Vac DTE INTERFACE 3615 DualFlow DSU 25 pin D subminiature connector 34 pin connector 3616 DualFlow DSU with 25 Pin V 35 Interface Uses a Rear Connector Plate with two 25 pin D subminiature connectors EIA 232 D ITU T V 24 ISO 2110 ITU T V 35 ISO 2593 EIA 232 D ITU T V 24 ISO 2110 ITU T V 35 ISO 2593 A V 35 adapter is required to use the V 35 connect...

Page 19: ...4 8 kbps 0 bps 2 4 kbps 0 bps DDS NETWORK INTERFACE 3615 DualFlow DSU 3616 DualFlow DSU 8 pin modular jack USOC RJ48S One or two 50 pin connector USOC RJ48T DIAGNOSTIC INTERFACE 3615 DualFlow DSU 3616 DualFlow DSU Requires 3600 Hubbing Device which provides two 8 pin modular jacks Via the SDU in the COMSPHEREr 3000 Series Carrier NETWORK COMPATIBILITY ANSI T1 410 1992 and AT T Technical Reference ...

Page 20: ...ts per character including the start and stop bit 2 3 2 5 percent overspeed underspeed compensation at 10 bits per character DATA RATES 2 4 4 8 9 6 12 14 4 kbps DBM COMPATIBILITY If Call Setup is set for Callback or Password security then the device is compatible with a 3600 Series V 32 DBM only If Call Setup is set for Alarm or None then any V 32 modem can be used Also V 22bis at 2 4 kbps can be ...

Page 21: ...n be obtained through oversampling Asynchronous rates support ITU T 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 DATA RATES 56 kbps Note that the 4 wire Switched 56 DBM or 3600 Series DBM S uses proprietary rate adaption to support data rates of less than 56 kbps DBM COMPATIBILITY ...

Page 22: ...ietary rate adaption to support data rates of less than 56 kbps DBM COMPATIBILITY If Call Setup is set for Callback or Password security then the device is compatible with a 3600 Series Switched 56 DBM only If Call Setup is set for Alarm or None then any Switched 56 kbps terminal interface unit TIU can be used SWITCHED 56 KBPS NETWORK INTERFACE 3615 DualFlow DSU 3616 DualFlow DSU 6 pin modular jac...

Page 23: ...eps which should be performed in the order listed Physical installation Hardware straps Electrical connection Network diagnostic connection Software configuration DDS network or LADS connection Dial network or PSTN connection Router connection Verification testing Although the Model 3615 DualFlow DSU is designed for desk or table top operation you can order an ACCULINKr 3100 Series CSU wall mount ...

Page 24: ...feature number 4400 F1 54x For Canadian purchasers an 8 pin RJ48S connector is on one end while a 6 pin connector is on the other is required order feature number 3000 F1 006 Contact your service representative if any of these items is missing from the shipping container or to order the programmable dial interface cable Since your DualFlow DSU is equipped with a DBM you may need to change the DSU ...

Page 25: ...ation Table 2 1 Model 3615 DSU Switch Settings Switch Position Switch Setting Function S1 1 ON default Permissive V 32 DBM transmit output level of 9 dBm S1 1 Off Programmable V 32 DBM transmit level between 12 dBm and 0 dBm ON Frame ground FG connected to signal ground SG S1 2 Off default FG connected to SG through 100 ohm resistor ON is to the rear as you face the front of the DSU Off is to the ...

Page 26: ...ceed 2500 picofarads as specified in EIA 232 D For the V 35 connector the maximum distance recommended between the DSU and the DTE is nominally 1000 feet Allow 1 to 2 feet of clearance around the DSU for access and cable connections during installation Installing the DSU Before installing the DSU label the circuit breaker that protects the ac wall outlet and make sure that it is set to ON To proce...

Page 27: ...configurations into view and select the appropriate configuration SyBC Synchronous Backup for a Control DSU for a control when the router controls backup SyBT Synchronous Backup for a Tributary DSU for a tributary when the router controls backup DiDg Dial Diagnostics for asynchronous router management data to be sent over the EIA 232 port via the DBM connection and user data over the V 35 port via...

Page 28: ... Series NMS documentation to control and configure the DSU from the NMS 496 14576a NMS NETWORK CONNECTION CC DC HUBBING DEVICE LOW VOLTAGE AC POWER IN TO NMS 873A 30 00 HU BB ING DE VICE MOD EL 3 00 0 F3 300 Figure 2 3 Model 3615 DSU NMS Connection Connecting to the Dial or PSTN Network If your DSU is equipped with a V 32 DBM refer to Figure 2 4 as you follow these steps Procedure 1 Plug either en...

Page 29: ...ay cause equipment damage and harm to the telephone network To make a physical connection to the Switched 56 kbps network refer to Figure 2 5 as you follow these steps Procedure 1 Plug either end of the Switched 56 kbps network interface cable into the DSU jack labeled BACKUP For the 2 wire Switched 56 DBM use the 6 pin cable For the 4 wire Switched 56 DBM use the 8 pin cable 2 Plug the other end ...

Page 30: ...network there are distance limitations that govern the use of DSUs on the network Table 2 2 summarizes these limitations Figure 2 6 Model 3615 DSU DDS LADS Network Connection Table 2 2 LADS Connection Distances Data Rate Wire Gauge AWG Data Rate kbps 19 22 24 26 2 4 20 0 mi 32 2 km 16 6 mi 26 7 km 12 7 mi 20 5 km 9 4 mi 15 1 km 4 8 19 4 mi 31 2 km 12 7 mi 20 5 km 9 6 mi 15 4 km 7 1 mi 11 5 km 9 6 ...

Page 31: ...outer s V 35 cable to the router s primary serial port Tighten any holding screws 3 Connect the plug end of the router s EIA 232 cable to the DSU s EIA 232 D V 24 connector Tighten any holding screws 4 Connect the other end of the router s EIA 232 cable to the router If the DSU is to be configured using the SyBC or SyBT configuration connect to the router s secondary serial port If the DSU is to b...

Page 32: ...finable The control DSU accesses its tributary via an active backup connection by specifying the tributary s address The 6700 or 6800 Series NMS accesses the DSU via its network address To access a tributary DSU the NMS first addresses the control then the tributary An address issued from the NMS takes the format of control channel control DBM network address tributary network address This is call...

Page 33: ... seconds hh mm ss Press the or key to move the blinking cursor to the digit to be changed Press the F1 key to increment the digit 1 through 9 Press the F2 key to decrement the digit 11 Select Enter F3 Please wait appears as the DBM runs the test 12 When Command Complete appears press the key 13 Select Displ F1 to display the results of the test 14 Press the key to scroll through the test results V...

Page 34: ...d appear Refer to Appendix C the Device Health and Status Messages section should there be a problem with the DDS Line Other Tests The following lists the tests available on your DSU Refer to the Test Branch section of Chapter 4 for further test information as well as more detail on how to configure and operate the DSU Refer to Appendix A to determine how best to access each test Device Test Devic...

Page 35: ...o the DDS or dial networks Up to 16 DSUs can be installed in the carrier Refer to the COMSPHERE 3000 Series Carrier Installation Manual for additional carrier and installation information The DSU is delivered ready to install in the carrier It is configured as a control DSU for operation at 56 kbps on a point to point circuit A rear connector plate shipped with the DSU is installed onto the rear o...

Page 36: ...ended maximum distance between a DTE and DSU is nominally 1000 feet Contact the telephone company to coordinate your installation before connecting the DSU to the DDS Switched 56 kbps or dial network The DSU can only operate at the data rate for which access to the DDS or dial network is provided Refer to the notice at the front of this guide to ensure compliance with FCC Bell Canada and Canadian ...

Page 37: ...ngs Switch Position Switch Setting Function S1 1 ON default Permissive V 32 DBM transmit output level of 9 dBm S1 1 Off Programmable V 32 DBM transmit level between 12 dBm and 0 dBm ON Frame ground FG connected to signal ground SG S1 2 Off default FG connected to SG through 100 ohm resistor ON is to the rear as you face the front of the DSU Off is to the front ...

Page 38: ... and 3 J20 Left Alarm Monitoring used with the 48 Vdc Central Office Power Unit Left Disables the 48 Vdc alarm monitoring function Pins 1 and 2 This is the factory default Right Enables the 48 Vdc alarm monitoring function Pins 2 and 3 the NMS adapter cable is being used for alarm monitoring J21 Right Alarm Monitoring used with the 48 Vdc Central Office Power Unit Left Enables control of alarm mon...

Page 39: ...ier Procedure 1 At the rear of the carrier set the tab on the rear connector plate into one of the slotted grooves on the carrier s backplane Loosely fasten the screws Make sure the rear connector plate uses the same slot position intended for the DSU 2 Loosely fasten the screw attached to the rear connector plate allowing for slight adjustment that may be needed when installing the DSU 3 Change a...

Page 40: ...rcuit card into the top and bottom circuit card guides for the slot that contains the rear connector plate Slide the DSU into the slot aligning the circuit card with the rear connector plate until the connectors seat firmly into the back of the carrier Press the faceplate latch to secure the DSU into the carrier rotate the circuit pack lock into the closed position Figure 3 3 and tighten the screw...

Page 41: ...nd of the V 35 adapter Tighten the screws on each side of the cable connector 8 The installed DSU is connected to the DDS network through the 50 pin connectors at the rear of the carrier These interfaces are specified in the USOC RJ48T and the pin assignments are shown in Appendix D Proper network connection to the DDS facility or to the network channel terminating equipment must be made at the fa...

Page 42: ... data to be sent over the EIA 232 port via the DBM connection and user data over the V 35 port via the DDS connection 7 Press the F1 key to SAVE the selected configuration The Save to screen is displayed 8 Save the selected configuration to Activ F1 key 9 Press the key to return to the top level menu then select Local again 10 Select the Test branch F3 The Run Test on screen appears 11 Select the ...

Page 43: ...232 D V 24 ISO 2110 connector The bottom connector is a ITU T V 35 ISO 2593 connector For the 25 pin V 35 connector use a V 35 adapter feature number 3000 F1 510 The adapter provides the interface between the 25 pin V 35 D type connector and a V 35 router cable Appendix E provides connectivity diagrams should you need further assistance The DualFlow DSU transmits user data through its V 35 interfa...

Page 44: ... order they do not have to be sequential It is recommended that only odd numbered addresses be assigned to DSUs so that even numbered addresses are reserved for DBMs Tributary DSU Addressing Tributary DSU addresses are user definable The control DSU accesses its tributary via an active backup connection by specifying the tributary s address The 6700 or 6800 Series NMS accesses the DSU via its netw...

Page 45: ...A is reserved for future use On the second line Press the F1 key to increment the number that the cursor is on Press the F2 key to decrement the number Press the and keys to move the cursor one position to the left or right to change either the carrier or slot number Press the F3 key to toggle between DSUs to switch from 1 01A to 1 02A in this example In our example the previously accessed DSU was...

Page 46: ...ches Refer to the Verifying Operation and Testing Connections section of Chapter 2 for procedures that lead you through each of these procedures Other Tests The following lists the tests available on your DSU Refer to the Test Branch section of Chapter 4 for further test information as well as more detail on how to configure and operate the DSU Refer to Appendix A to determine how best to access e...

Page 47: ...ng Modes 4 8 Manual Backup 4 8 Placing a Backup Call 4 9 Manual Dial Backup Termination 4 9 Test Branch 4 9 Abort 4 9 Device Test 4 9 Loopback 4 9 Local Loopback 4 10 DTE Loopback 4 10 Digital Loopback 4 10 Remote Digital Loopback 4 10 Bilateral Loopback 4 11 Digital Test 4 11 End to End Test 4 11 Bit Error Rate Test 4 12 Lamp Test 4 13 Configuration Branch 4 13 Selecting an Application Configurat...

Page 48: ...ndix A as you perform the procedures described in this guide to help you quickly learn more about your DSU DCP and SDCP Operation There are two types of control panels one for each DSU model The standalone Model 3615 DualFlow DSU Figure 4 1 is controlled from its diagnostic control panel DCP The carrier mounted nest or rack mounted Model 3616 DualFlow DSU Figure 4 2 is controlled from a shared dia...

Page 49: ...AL BACKUP DTE STATUS INDICATORS SDCP INDICATOR Multirate DSU 3616 496 14470 01 COMSPHERE 3000 Figure 4 2 SDCP and Model 3616 DSU Faceplate Both control panels have a 2 line 16 character liquid crystal display LCD and a keypad through which you can Monitor the unit s health and status Initiate dial backup Initiate diagnostic tests Load or change the unit s configuration or how it will operate Displ...

Page 50: ...SU s various functions The following sections describe each branch and subbranch and provide procedures for operating certain features Appendix A shows the complete menu and describes the DSU s branches and subbranches The menu is also included on the Reference Card that comes with this guide Top Level Menu The top level menu is the starting point for all DSU operations You can always return to th...

Page 51: ...g automatic dialing and only if an expanded health and status message has been generated It retrieves Health and Status information for the local DSU after an automatic backup or DTR controlled backup attempt has failed or when there is a disconnect after a successful connection If the right arrow appears to the right of Expanded H S there is more than one message Press the key to see the next mes...

Page 52: ...yed Model 3615 or 3616 S Unit serial number DSU SW ver Software firmware version residing on the DSU Netwrk Addr Unit s network address DSU Rate Value set for DSU Rate Kbps configuration option the DSU s aggregate speed This does not appear if a DBM has its DBM Primary Core configuration option set to Yes DBM SW ver Switched 56 DBM only Software firmware version residing on the Switched 56 DBM DBM...

Page 53: ...etup security level None No call setup security is required None is the default Password Originating and receiving DBMs exchange passwords before the DBMs can complete the connection There must be an incoming password RxPwd and an outgoing password TxPwd set up Select Pswrd when the DiDg application configuration is being used Callback Both DBMs must exchange passwords and a Backup Directory point...

Page 54: ...h all dial strings contained in its Backup Directory until a call attempt is successful Do not enable MultiCall unless more than one telephone number is in the Backup Directory and each successive i e 1 2 3 etc telephone number is different from the previous entry Directory entries should be unique Understanding Operating Modes The Backup branch controls operation of the Dial Backup function The D...

Page 55: ...ally initiated test in progress Running a test can affect your application data or may cause your application session to be dropped depending upon front end processor time out parameters etc since no data or acknowledgment messages will be transmitted while the test is in progress Abort The Abort selection allows you to abort a test that is running The DSU cannot run any other test until the test ...

Page 56: ...hout affecting operation of the other port This loopback is used to verify that the DTE or router connection and the cable are good Digital Loopback Digital Loopback DL allows manual testing of the remote end of the circuit Data coming in is immediately transmitted back For example a Digital Loopback may be required in order to complete an external bit error rate test BERT from the remote DSU The ...

Page 57: ... 511 bit test pattern over the network to the remote DBM for an operator specified length of time During the test the TXD RXD and RTS LED indicators show the states of the leads at the DTE interface if the DBM port leads are being displayed At the conclusion of the test the local DSU releases the remote DBM from Digital Loopback To review the results of the test select Displ Display and press the ...

Page 58: ... Test The Bit Error Rate Test BERT is a session disruptive test that transmits a 511 bit pattern It analyzes the network circuit It can monitor the results by putting the remote DSU or DBM into Digital Loopback and checking the returned pattern for errors or by simultaneously executing a BERT in the local DSU The test continues until aborted from the DCP or NMS If nondisruptive diagnostics are in ...

Page 59: ...iguration also configures the DualFlow DSU to dial when DTR on the EIA 232 port transitions from inactive to active and to disconnect when DTR transitions from active to inactive DTRCallCon Orig Used for a control device Synchronous Backup for a Tributary DualFlow DSU SyBT Sends user data over the DDS connection via the V 35 port and configures the DBM for synchronous user data transfer during Ban...

Page 60: ...ions Refer to Chapter 5 Configuring the Unit Chapter 5 fully explains the Opts subbranch and provides an example of changing configuration options Poll List The Poll List PList subbranch maintains or changes the DBM s poll list A control DBM s poll list includes the tributary DSU and DBM one level downstream and only a control can acquire a poll list You can display clear change or acquire a poll ...

Page 61: ...ermines the round trip delay then sends that information to the tributary DSU 5 Press the key to return to the Chng Poll List screen F1 M a k e 3 A c t i v e Command Complete F2 F3 To delete a network address e g 3 from the poll list Procedure 1 Select Delet F2 F1 C h n g P o l l L i s t Activ Delet Skip F2 F3 2 Select Enter F3 F1 A d d r e s s 3 Enter F2 F3 In this example 3 was just added so it ...

Page 62: ...be up to 36 characters in length Refer to Table 4 6 for numbers and characters that can be used When the dial string or changes are complete enter an underscore _ to the immediate right of the last character this ends the dial string field Table 4 6 Directory Entry and Password Characters Character 1 Use 0 9 Dialing digit These are the only characters accepted by the Switched 56 DBM Tone dialing c...

Page 63: ...F1 1 Undo F2 F3 If the number had been entered previously that number would appear on the first line following the colon For numeric screens the following applies Press the F1 key to increment the digit Press the F2 key to decrement the digit Press the or keys to move the blinking cursor one position to the left or right Press the F3 key Undo to restore the number as it was first displayed so you ...

Page 64: ...urn to the top level menu 2 Select Local 3 Select Confg Configuration branch from the menu Press the key to scroll Confg into view then press the function key F3 directly below the branch name to select it 4 Press the key until Addr Address appears then select Addr 5 Select Load Net Address appears with the current network address displayed The DSU is shipped with its network address set to 254 6 ...

Page 65: ...s you to monitor the port at any given time When selected the port s lead activity is reflected in the DCP circuit designation status indicators TXD RXD etc on the faceplate of the Model 3616 DSU or on the DCP of the Model 3615 DSU External Leads The External Leads ExtL selection allows you to display the state of four general purpose leads on the EIA 232 D V 24 port interface Pins 12 and 13 for o...

Page 66: ...e NMS the NMS reports a change configuration notification CCN event The NMS operator can then issue a CCN Display command to determine what caused the event If the event was caused the state of the external leads select Displ F1 to see the current states of the leads If a positive voltage is detected in either one of the input leads an external leads alarm is also reported Message Branch The Messa...

Page 67: ... S Control branch Display External Leads only no changes The DualFlow DSUs are shipped from the factory with the security level set to Unlock When the DCP is locked only the Local branch appears on the control DSU and no settings can be changed or saved If the security has not been set on the DCP before the following appears F1 FP Access Lock Unlock Save F2 F3 To select the security level Procedur...

Page 68: ...COMSPHERE DualFlow Data Service Units 4 22 July 1999 3615 A2 GB20 40 ...

Page 69: ...cted DSU or DBM another DSU or DBM or the local DSU or DBM The remote configuration option sets that can be retrieved are Activ Usr1 Usr2 and Usr3 The User 1 area Usr1 is a customer defined set of stored configuration options By having these predetermined option sets stored they can be loaded rapidly as operating requirements change The User 2 area Usr2 is functionally the same as Usr1 providing f...

Page 70: ...U 5 Select the option set e g DSU DSUpt DBM etc to be edited The first configuration option within that set appears Page through each configuration option within the set as follows a Press the F1 key to go to the Next configuration option These configuration options scroll or wrap around e g first then last or last then first b To return to the previous configuration option press the key instead o...

Page 71: ... stored for future use If the unit is a control and Remt is selected the complete set of configurations all option sets available to the unit are sent to the tributary and saved to its Activ area Remember that you cannot save to the factory loaded configuration areas Example Using the DCP In this example load the configuration options stored in the DiDg area Change RTS Cntrl in the DSU Port option...

Page 72: ...ve SAVE DSU DSUpt F2 F3 F1 DTE Port V 35 Next V 35 Prev F2 F3 F1 RTS Cntrl FrcOn Next FrcOn DTE F2 F3 F1 RTS Cntrl DTE Next FrcOn DTE F2 F3 F1 Edit Save SAVE DSU DSUpt F2 F3 F1 Save to Activ Remot Usr1 F2 F3 F1 Save to Usr1 Please wait F2 F3 F1 Save to Usr1 Command Complete F2 F3 F1 V 35 DSU 56 C Local Remot F2 F3 ...

Page 73: ...t Each table shows each configuration option as it is displayed As you refer to these tables be aware of the following The first line shows each configuration option as it appears on the DCP followed by a colon then the default setting the value set at the factory The second line shows all selectable values which can be viewed on the DCP by scrolling to the left or right using the or key The first...

Page 74: ...twork service 0 For alternate DDS service 10 For LADS operation 64KScramblng 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 must be the same at both the local and remote DSUs This configuration option only appears w...

Page 75: ... RTS Cntrl is set to FrcOn In point to point configurations where 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 Delay CTS does not go Off in response to a network alarm condition or CMI CTS goes Off only after a successful backup connection is established FrcOn Keeps C...

Page 76: ...havior 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 DSR on Tst Enab Next Enab Disab Prev Data Set Ready On in Test Controls the behavior of the DSR lead during testing Enab DSR is ON continuously during testing allowing a DTE that relies on DSR being ON to send test messages...

Page 77: ... Off for more than 30 seconds The DCP 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 Regardless how long the DTR lead is Off no alarm is generated Table 5 3 1 of 4 DBM Configuration Options Rate Kbps 9 6 Next 14 4 12 0 9 6 4 8 2 4 Prev DBM Rate Initial data rate in kbps for dial backup calls Only appears for a V 32 DBM...

Page 78: ...y testing only Never set Carrier Loss Disconnect to No Doing so will cause an off hook line condition resulting in excessive telephone charges Auto Retrain Yes Next Yes No Prev Automatic Retrain Controls the automatic start of a retrain sequence by the DBM when received signal quality becomes unacceptable Only appears for a V 32 DBM Yes Retraining is initiated automatically No Retraining is not in...

Page 79: ...The default is a wildcard meaning any character string When Call Setup is set to None or Alarm this configuration option will not appear Chang Enter up to 10 characters for the receive password An underscore _ to the immediate right of the last password character is required for passwords of fewer than 10 characters in length To make the password invisible to the DCP enter a comma as the first cha...

Page 80: ...g calls When Ansr is selected the DBM drops a backup call when DTR goes low or will not answer an incoming call if DTR is low Disab Disables DTR Call Control the state of the DTR lead is ignored EchoCancel Disab Next Enab Disab Prev Echo Cancel This configuration option is only displayed for a Switched 56 DBM and is required if the Switched 56 kbps network is US SPRINTr or when the network has ech...

Page 81: ...rmally controlled by the router s RTS lead however the CTS lead can be affected by the response to abnormal conditions such as no signal or test mode RTS CTS follows RTS FrcOn CTS remains ON as long as the DSU has power AntiStream Disab Next Chang Prev Antistreaming Antistreaming provides circuit protection against a streaming DTE a defective DTE that has its RTS lead constantly turned ON by clamp...

Page 82: ...ration option Enab The DTE or router forces the DBM to request a Remote Digital Loopback when the signal on Pin 21 or Pin N is turned ON Remote Digital Loopback ends when the signal is dropped Disab The DTE or router 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 ...

Page 83: ...e Disab Configures the DBM as synchronous AsyncBit Char 8 for DiDg configuration 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 applies to the Dial Diagnostic DiDg configuration 6 to 10 Selects the asynchronous bits per character When Stop Bits is set to 2 10 will...

Page 84: ...y Channel Diagnostic Transport Speed in bps Determines the DBM s port speed when NonD nondisruptive diagnostics is selected and there is no excess bandwidth available for in band secondary channel transport operation This configuration option only appears when DiagType NonD The selection entered here allocates DBM port bandwidth to the in band secondary channel transport For example both the DBM p...

Page 85: ...additional time in seconds that a control DBM will wait for a response from a device one level downstream This configuration option does not appear when Diag Type Diagnostic DBM option set is set to Disr and Position is set to Trib DiDg and SyBT configurations this configuration option only appears for a DBM configured as a control NOTE If diagnostic time outs are occurring during polling increase...

Page 86: ...dle CMI condition as a facility alarm to trigger automatic dial backup Configuration option Auto Bckup must be enabled Enab Upon detecting CMI for 250 to 500 milliseconds from the network the DSU attempts to establish a dial backup connection to the router after the DDS Time out expires When enabled CMI will also generate a Facility Alarm FA Do not use this configuration option if the DSU is confi...

Page 87: ...xt Enab Disab Prev Multiple Calls Selects the multiple calling cycle in which the DBM steps through the Backup Directory attempting to call each valid dial string in the directory or selects the normal calling cycle This configuration option only has an effect if Auto Bckup is set to Enab or if DTRCallCon is set to Orig Enab The DBM makes one attempt to call the dial string in the directory pointe...

Page 88: ...COMSPHERE DualFlow Data Service Units 5 20 July 1999 3615 A2 GB20 40 ...

Page 89: ...o this point from anywhere in the menu by pressing the key Pressing this key immediately terminates any operation or work in progress The following shows an example of the top level menu for a standalone Model 3615 DSU that is configured as a control operating at 9 6 kbps with an NMS message waiting F1 232 DBM 9 6 C Local Remot Msg F2 F3 The following information is displayed Line 1 Source of the ...

Page 90: ...COMSPHERE DualFlow Data Service Units A 2 July 1999 3615 A2 GB20 40 ...

Page 91: ...DSU Menu A 3 3615 A2 GB20 40 July 1999 ...

Page 92: ...ces and if there is a dialed connection the quality of the dial network circuit The Backup Bckup branch controls operation of the dial backup feature This branch is only available from the Local branch The Test branch provides extensive testing capabilities for the DSU the DDS circuit the DBM and the backup circuit if there is a backup call established NOTE If the Test branch does not appear the D...

Page 93: ...led configuration information is needed Instructions Configuration Worksheets can be used for reference or they can be used to record changes made to the DSU s configuration options or to record the configurations saved to the Usr1 Usr2 or Usr3 storage areas 1 Complete the information at the top of each worksheet first If you have a Model 3615 standalone DSU enter your site in the location field I...

Page 94: ...Enabled Disabled V 32 DBM only Switched 56 DBM only Only if Call Setup set to Pswrd 2 wire Switched 56 DBM only DSU Port V 35 Value DTE Port V 35 RTS Cntrl FrcOn DTE CTS Cntrl Std RTS Delay FrcOn AntiStream Chang Disab 1 100 sec LSD Lead Std Delay FrcOn DSR FrcOn Enab Disab SystemStat Enab Disab DSR on Tst Enab Disab Circ Assur Enab Disab RespondRDL Enab Disab LL by DTE Enab Disab Bilat Lpbk Enab ...

Page 95: ... Overspeed 1 0 2 3 V 32 DBM only Only if Diag Type set to NonD Only if Primary Core set to Yes Only at the Control Diagnostic DBM Value Diag Type NonD Disr None 2nd Ch bps 100 400 800 1200 1600 Diagnostic General Value Position Cntrl Trib RemoteDiag V 54 Enhan Link Delay 0s 1s 2s 5s 10s 20s 50s Packet Delay 0s 1s 2s 5s Backup Value Auto Bckup Enab Disab Backup Dir Chang 1 10 BckupOnCMI Enab Disab ...

Page 96: ...COMSPHERE DualFlow Data Service Units B 4 March 1999 3615 A2 GB20 30 ...

Page 97: ...ear on the control panel while a command is executing or when a command is prevented from executing are also described Status Indicators Status indicators provide information on the current operating condition of the DSU The status indicators of the Model 3615 DSU appear on the DCP s faceplate The status indicators for the carrier mounted Model 3616 DSU are spread across the the faceplate of the D...

Page 98: ...arm MUX Failure No Response Redundant Power Alarm Streaming Terminal Subnetwork Alarm Out of Frame Threshold Out of Service Test Yellow Active device DSU or DBM is either performing a test or other DSUs or DBMs are in Test mode 1 Dial Yellow DBM is active Rapid flashing Call setup in progress Slow flashing Call established but in Standby mode Steady ON Backup call established and active TXD RXD RT...

Page 99: ...EC Green Error Correction indicator is for future use by dial network modems Control Panel Messages This section shows the screen format of messages appearing on the control panel and describes the various messages Three types of messages are included health and status progress and error messages Format The format of the control panel messages is shown below F1 Command Name Message F2 F3 Health an...

Page 100: ...tofServc Out of Service condition 4 Wire Switched 56 DBM only No Signal No signal has been received Switched 56 DBM only nn nDBM mode nn n indicates the DBM speed mode is one of the following Standby A dialed connection is made but the data is still routed over the DDS circuit The first line shows the dial backup connection time Active A dialed connection is made and data has been routed over that...

Page 101: ...he following tests BERT Bit Error Rate Test BiL Bilateral Loopback Dev Device Test DL Digital Loopback DT Digital Test DTE DTE Loopback Lamp Lamp Test NetL Network Loopback TM Test Mode init is one of the following initiators DCP Diagnostic Control Panel DTE Data Terminal Equipment NMS Network Management System Ntwk Network Remt Remote DSU External Alarm A The DSU detects a positive voltage on Pin...

Page 102: ... on a single port rate adaption or nondisruptive the local DBM has detected a continuous Out of Frame condition The alarm clears when a local DBM synchronizes with a remote DBM On a point to point circuit if the alarm continues and the local DSU is configured for automatic backup the local DSU disruptively tests the DDS circuit If the test fails the local DSU initiates a DDS Facility Alarm and ini...

Page 103: ...de Abort Call User aborted call BadPermiss A dial attempt was made but a backup connection already exists Bad Phone Unassigned number or illegal characters Busy Line or network busy DBM Disab DBM disabled no call can be initiated or answered DTR Discon DTR disconnected NetwkAbort The network has disconnected the call Netwk Busy The network cannot put the call through NetwkUnavl The Switched 56 kbp...

Page 104: ... ExtLd External lead alarm A or B Facil DDS facility alarm Indicates a network facility alarm NoResp The active poll list member did not respond Probable cause a facility problem a remote DSU problem or an incorrect poll list Normal Active poll list member does not report an alarm or its status RPower Redundant power supply alarm Stndby DBM is in Dial Standby Stream Streaming terminal SubSpd Subno...

Page 105: ...lback Callback sequence has initiated DBM Connected DBM is connected DBM Disabled No calls can be initiated or answered DBM FoundAnswTon A 4 wire Switched 56 DBM is answering an incoming call DBM Ringing Ringing at remote DBM or external DBU dial backup unit DBM Standby A connection is made but the digital circuit is still the active link DBM Starting Up The DBM is training for synchronization DBM...

Page 106: ... to finish or abort the test 3 If there is no test in progress check configuration options Not in Menu Command is not in the supported set Use a valid command No Response Invalid remote address or remote device is not powered connected to network or enabled Check remote address Command Failed Command could not execute and none of the error messages above apply If problem cannot be corrected call y...

Page 107: ... DTR has gone low or the call did not connect Raise DTR at the DTE or disable the DTRCallCon configuration option DBM Illegal Char Yes Illegal character in the directory specified Check directory entry DBM No Answer Yes There was no answer from the remote DBM or modem 1 Check that remote DBM is configured for many calls 2 Make sure remote DBM is properly connected to the dial PSTN network 3 Check ...

Page 108: ...ervice representative DBM ProtoErrnn No Protocol error nn is the error number by the 2 wire Switched 56 DBM 1 Check the lines Line quality has degraded A call to the central office to perform diagnostic tests may be required 2 If the line quality is good note the protocol error number and whether the DBM was originating or answering a call then contact your service representative DBM RateMismatch ...

Page 109: ...fer to the COMSPHERE 3000 Series Carrier Installation Manual for additional pin assignments Network Connectors Figure D 1 shows the Model 3615 DSU s digital network connector which is used for DDS and the 4 wire Switched 56 kbps connection Table D 1 provides its pin assignments Table D 2 provides the network connector pin assignments used for the V 32 and 2 wire Switched 56 DBM which uses a 6 pin ...

Page 110: ...bps 6 Pin Network Connector Pin Assignments Pin Circuit Function 3 T Tip V 32 and 2 Wire Switched 56 DBMs only 4 R Ring V 32 and 2 Wire Switched 56 DBMs only 3600 Hubbing Device Figure D 2 shows the 3600 Hubbing Device Table D 3 shows its pin assignments Table D 4 provides the 3600 Hubbing Device s CC IN DC OUT jack pin assignments 3000HUBBIN G DEVIC E MODEL 3000 F 3 3 00 8 Pin Modular Jacks 6 Inc...

Page 111: ...CCIRD Input 3 Signal Ground Ground 4 DCORD CCISD Output Table D 4 3600 Hubbing Device CC IN DC OUT Jack Pin Assignments Pin Signal Name In Out CC IN DC OUT 1 V Pass Through N C N C 2 DCOCTS CCIRTS IN RTS CTS 3 DCORTS CCICTS OUT CTS RTS 4 DCOSD CCIRD OUT RD SD 5 Signal Ground GND GND 6 DCORD CCISD IN SD RD 7 N C N C N C 8 V Pass Through N C N C ...

Page 112: ...24 connector s pin assignments Figure D 4 shows the V 35 adapter that is shipped with the rear connector plate it provides the interface between the port s D type connector and the DTE cable s V 35 connector Table D 6 provides the 25 pin V 35 connector and the V 35 adapter s pin assignments Figure D 3 Model 3616 DSU 25 Pin EIA 232 25 Pin V 35 Rear Connector Plate 3000 F1 021 ...

Page 113: ...lector II DCE Source alternate external control Lead II 14 SBA 118 Secondary Transmit Data 15 DB 114 Transmitter Signal Element Timing DCE Source 16 SBB 119 Secondary Received Data 17 DD 115 Receiver Signal Element Timing DCE Source 18 LL 141 Local Loopback LL 191 Data Signal Rate Selector II DTE Source alternate external control alarm Lead II 20 CD 108 2 Data Terminal Ready DTR 21 RL 140 Remote D...

Page 114: ... RTS 5 D Clear to Send CTS 6 E Data Set Ready DSR 8 F Received Line Signal Detect LSD 20 H Data Terminal Ready DTR 21 J Ring Indicator RI 18 L Local Loopback LL 19 N Remote Digital Loopback RL 24 11 P S Transmit Data TXD 23 22 R T Received Data RXD 15 2 U W Transmitter Signal Element Timing DTE Source 16 3 V X Receiver Signal Element Timing DCE Source 14 1 Y AA Transmitter Signal Element Timing DC...

Page 115: ... A2 GB20 40 July 1999 Crossover Cables Figure D 5 shows the EIA 232 D crossover cable and its pin assignments and Figure D 6 shows the V 35 crossover cable and its pin assignments Figure D 5 EIA 232 D Crossover Cable 4951 035F ...

Page 116: ...X U W A B C F H E T R S P L Z W U X V A B F C E H P1 PIN P2 PIN 99 16328 C A D B KK MM LL NN P1 C A D B KK MM LL NN P2 15 FT 0 5 FT TXD A TXD B RXD A RXD B TX CLK A TX CLK B RX CLK A RX CLK B EXT CLK A EXT CLK B FRM GND SIG GND RTS CD DTR DSR Figure D 6 V 35 Crossover Cable 3211 178F ...

Page 117: ...d selecting the appropriate operating configuration for your application To simplify configuring the DSU pre defined configurations for these applications have been provided Once an application is loaded into the DSU you can change or customize the DSU s configuration as needed Three separate user defined storage areas for saving changed configurations are also provided See the Configuration Optio...

Page 118: ... a DualFlow DSU at both the control and tributary sites Figure E 1 shows an example of this application Select the Synchronous Backup for either a control or tributary SyBC or SyBT configuration from the preset configurations provided by the Configuration Confg branch depending upon which DSU you are configuring User data travels through the DSU s V 35 interface and backup data travels through the...

Page 119: ...threshold limits again the router lowers DTR deactivating the secondary serial port This signals the DSU to drop the backup connection For example a Cisco router can be configured as follows interface serial 0 backup load 60 5 In this example if traffic on the primary serial port exceeds 60 the secondary serial port is activated by the router raising DTR It will not be deactivated DTR lowered unti...

Page 120: ...t setting is 9 6 kbps Select the Dial Diagnostic DiDg configuration from the preset configurations provided by the Configuration Confg branch This application allows diagnostics from the COMSPHERE 6700 or 6800 Series NMS to permit communication with the DualFlow DSU while also allowing Router Management System communication through the EIA 232 to console connection When using Model 3616 DualFlow D...

Page 121: ...00 406941674 Model 3615 Digital DDS or 4 Wire Switched 56 kbps Network Interface Cable RJ48S Network Cable 14i cord included with Model 3615 8 pin to 6 pin Modular Cable for the Model 3615 in Canada 14i 3600 F3 501 25i 3600 F3 502 7i 3000 F1 006 107331381 107331365 106239155 Model 3615 2 Wire Switched 56 kbps Network Interface Cable RJ11C 14i 3600 F3 503 107331357 Model 3615 Dial PSTN Interface Ca...

Page 122: ...able Cable 1 5i 3600 F2 505 1 5i 3600 F2 504 106459928 106459548 3600 Hubbing Device 3600 F3 300 106744683 NMS Adapter Cable Diagnostic Extension 3000 F2 510 106768690 NMS EIA 232 D Interface Connector Central site 25 pin to 6 pin 873A Adapter Remote site 25 pin to 6 pin Adapter 4400 F1 594 6821 F1 518 106473150 106261464 NMS 6 pin Modular Cable M6BJ 3i 4400 F1 510 10i 4400 F1 511 25i 4400 F1 512 ...

Page 123: ...nt Bracket 1 17I Velcror Brand Straps 2 RS 310 C L Bracket 1 6 x 1 0I Screws 4 12 24 Screws 2 10 32 Screws 2 Clip Nuts 2 870 1751 0014 870 1770 0022 870 1809 0023 870 1817 0023 506 0025 0031 503 0002 0131 302 2508 0131 Ferrite Choke 175 0018 0031 LCD 16 characters by 2 lines with Cable 153 0009 1131 Membrane Switch 631 0014 0031 Table Top AC Transformer included with Model 3615 654 0099 0131 Model...

Page 124: ...pter1 Model 3616 in U S A 1 5 035 0258 0231 1 5 035 0256 0231 Model 3616 Dial PSTN Network Cable Adapter1 50 pin to eight 6 pin RJ11C Permissive Cable 50 pin to eight 8 pin RJ45S Programmable Cable 1 5 035 0255 0231 1 5 035 0257 0231 3600 Hubbing Device 870 1669 5100 NMS Adapter Cable Diagnostic Extension 1 5 035 0173 0031 NMS EIA 232 D Interface Connector Central site 25 Pin to 6 Pin 873A Adapter...

Page 125: ...dem slots carrier mounted A Model 3616 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 channel A channel is an independent data path used for full duplex transmission of customer data CMI Control Mode Idle A control signal sent over the DDS line to indicate that no da...

Page 126: ...tus information about the DSU s operation and allows an operator to manage its operation This is a generic term used for both the standalone and carrier mounted DSU models See shared diagnostic control panel SDCP for the Model 3615 DualFlow DSU dial string 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 te...

Page 127: ...n the display LEC Local Exchange Carrier A company that provides intra LATA local exchange carrier telecommunication services like NYNEX or Bell South LED Light Emitting Diode A light or status indicator on the diagnostic control panel DCP that glows in response to the presence of a certain condition e g Alrm link level address NMS communications are directed to a tributary via a link level addres...

Page 128: ... panel Installed on one COMSPHERE 3000 Series Carrier it controls and monitors the DSUs in all the carriers in the cabinet Shared Diagnostic Unit SDU A circuit card that plugs into a dedicated slot slot 0 in the COMSPHERE 3000 Series Carrier to provide the shared diagnostic control panel SDCP and network management interfaces to the DSUs in the carrier It translates the network management protocol...

Page 129: ...nt System NMS A 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 Microsoftr Windowst graphic environment 6800 Series Network Management System NMS A Paradyne automated network management system that allows an operator to monitor netw...

Page 130: ...COMSPHERE DualFlow Data Service Units Glossary 6 July 1999 3615 A2 GB20 40 ...

Page 131: ... Switched 56 DBM 1 8 4 Wire Switched 56 DBM 1 7 configurations E 1 dial backup for exceeded load thresholds E 3 dial backup for received data errors E 2 DiDg E 4 DSU 1 5 frame relay and simultaneous diagnostic E 4 SyBC and SyBT dial backup for received data errors E 2 exceeded load thresholds E 3 V 32 DBM 1 6 approvals 1 4 2 wire Switched 56 DBM 1 8 V 32 DBM 1 6 area Activ 5 1 DiDg 5 1 Remt 5 1 Sy...

Page 132: ...hannel primary 1 5 Circ Assur DSU Port option set 5 8 CircQ 4 6 circuit pack lock 3 6 quality 4 6 Clear 4 20 clearing messages 4 20 Clr 4 14 CMI Fac Alarm message C 4 comcode F 1 command error messages C 10 progress messages C 9 Command Complete message C 9 Command Failed error message C 10 message C 9 communication line 2 wire Switched 56 DBM 1 8 4 wire Switched 56 DBM 1 7 DSU 1 5 V 32 DBM 1 6 co...

Page 133: ...Char error message C 11 Netwk Busy error message C 11 NetwkAbort error message C 11 NetwkUnavl error message C 11 No Answer error message C 11 No Ringing error message C 12 NoDialTone error message C 11 NotConnected error message C 12 option set 4 7 Port configuration options 5 13 ProtoErr error message C 12 RateMismatch error message C 12 Ringing message C 9 SecurityFail error message C 12 speed ...

Page 134: ... C 4 DSU test C 5 Drop DTR Disc message C 7 DSR status indicator C 2 DSR FrcOn DBM Port option set 5 14 DSU Port option set 5 8 DSR on Tst DBM Port option set 5 14 DSU Port option set 5 8 DSU compatibility 1 5 configuration options 5 6 Device Fail message C 5 Disable message C 5 menu A 1 Port configuration options 5 7 status indicators C 2 technical specifications 1 5 DSUTst message C 5 DT 2 12 3 ...

Page 135: ...el message C 3 FoundAnswTon DBM message C 9 frame relay and simultaneous diagnostic application E 4 frequency modulation 1 6 Front Panel 3 11 front panel C 2 G general technical specifications 1 4 H H S 4 5 hardware straps changing 2 2 3 2 switch locations 2 3 Health and Status 4 5 Device 4 5 messages C 4 Expanded 4 5 messages C 7 indicator C 2 SDCP C 3 messages C 3 Subnetwork 4 5 messages C 8 hea...

Page 136: ...mode A 4 structure 4 4 A 1 top level 2 5 4 4 top level 3 11 A 1 tree 4 2 A 1 Message branch 4 20 messages command error C 10 control panel C 3 status indicators C 1 Device Health and Status C 4 dial backup error C 11 progress C 9 error C 10 Expanded Health and Status C 7 Health and Status C 3 progress C 9 Subnetwork Health and Status C 8 Messages branch A 4 mode DBM C 4 Dial Backup 4 8 Idle 4 8 St...

Page 137: ...SU test initiator C 5 NtwkTimOut 4 8 Backup option set 5 18 O OK status indicator C 2 SDCP C 3 operating modes 4 8 temperature 1 4 operation independent 1 2 1 3 LADS 1 1 multispeed 1 1 option set Backup 4 7 5 18 DBM 4 7 5 9 DBM Port 5 13 Diagnostic DBM 5 16 Diagnostic General 5 17 DSU 5 6 DSU Port 5 7 option sets 5 2 5 5 Opts 4 14 Out of Frame Threshold alarm C 2 OutofFrameThresh message C 6 Outof...

Page 138: ...or C 2 RTS Cntrl DBM Port option set 5 13 DSU Port option set 5 7 RXD status indicator C 2 RxPwd DBM option set 5 11 S safety CSA 1 4 Save 5 3 saving configuration options 5 3 SDCP 1 2 4 2 4 3 connection to DSU 3 11 operation 4 2 status indicators C 3 security access levels 4 21 front panel 4 21 Switched 56 DBM 1 3 V 32 DBM 1 2 Security failure message C 7 SecurityFail DBM error message C 12 selec...

Page 139: ...al Loopback 2 12 3 12 message C 8 mode DBM test message C 4 DSU test message C 5 Remote Digital Loopback 2 12 3 12 status indicator C 2 SDCP C 3 testing connections 2 10 3 11 tests 2 12 3 12 Thresh message C 8 TM DBM test C 4 DSU test C 5 top level menu 2 5 3 11 4 4 A 1 TPwr 4 7 traffic loading E 3 Training failure message C 7 transmit VF interface 1 6 transmitter control 4 19 TribTm message C 8 t...

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