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COMSPHERE DualFlow Data Service Units

viii

July 1999

3615-A2-GB20-40

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Reference Documents

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AT&T Technical Reference 41458

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AT&T Technical Reference 62310 – 1987

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Bell Canada DCTE Specifications

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Bell Communications Research Technical
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•

ITU-T V.35 (ISO 2593)

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EIA-232-D/V.24 (ISO 2110)

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Integrated Network Corporation Compatibility
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Northern Telecom NIS S204-2

1986

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Pacific Bell PUB L-780035-PB/NB

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Summary of Contents for COMSPHERE DualFlow 3615

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

Page 2: ...t 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 parady...

Page 3: ...ervice 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...

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 ri...

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 in...

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

Page 7: ...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 th...

Page 8: ...st 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 Appendi...

Page 9: ...ew 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 Loop...

Page 10: ...lts 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 Conf...

Page 11: ...rk 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...

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

Page 13: ...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...

Page 14: ...s Network Management System Communications Products Support Command Reference Manual Contact your sales representative for additional product documentation Paradyne documents are also available on the...

Page 15: ...elephone 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...

Page 16: ...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 i...

Page 17: ...hen 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 DT...

Page 18: ...ac 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...

Page 19: ...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...

Page 20: ...its 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...

Page 21: ...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 compensa...

Page 22: ...etary 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...

Page 23: ...ps 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 ne...

Page 24: ...eature 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 repre...

Page 25: ...tion 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 b...

Page 26: ...eed 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 f...

Page 27: ...onfigurations 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...

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...

Page 29: ...y 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 th...

Page 30: ...etwork 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...

Page 31: ...uter 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...

Page 32: ...inable 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 tri...

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...

Page 34: ...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...

Page 35: ...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 de...

Page 36: ...nded 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 T...

Page 37: ...gs 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...

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 alar...

Page 39: ...er 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 plat...

Page 40: ...cuit 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...

Page 41: ...d 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 interfac...

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 display...

Page 43: ...32 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 betw...

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...

Page 45: ...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 positio...

Page 46: ...hes 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 y...

Page 47: ...g 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...

Page 48: ...dix 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 standa...

Page 49: ...L 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...

Page 50: ...U 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 branche...

Page 51: ...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...

Page 52: ...ed 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...

Page 53: ...tup 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 i...

Page 54: ...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...

Page 55: ...lly 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 d...

Page 56: ...out 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 rem...

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...

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...

Page 59: ...guration 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 f...

Page 60: ...ons 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 c...

Page 61: ...rmines 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...

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 ch...

Page 63: ...1 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 digi...

Page 64: ...rn 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 selec...

Page 65: ...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...

Page 66: ...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 ext...

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...

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

Page 69: ...ted 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 stor...

Page 70: ...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 t...

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 Remem...

Page 72: ...e 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...

Page 73: ...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 b...

Page 74: ...work 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 scramblin...

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...

Page 76: ...avior 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 Ena...

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...

Page 78: ...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 Contro...

Page 79: ...he 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 unde...

Page 80: ...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 EchoCa...

Page 81: ...mally 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...

Page 82: ...ation 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 Th...

Page 83: ...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 ex...

Page 84: ...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 tran...

Page 85: ...dditional 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 Di...

Page 86: ...le 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 attem...

Page 87: ...t 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...

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

Page 89: ...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 standalo...

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: ...es 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...

Page 93: ...ed 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 co...

Page 94: ...nabled 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 AntiS...

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 Diagnos...

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

Page 97: ...ar 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 c...

Page 98: ...rm 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 DSU...

Page 99: ...C 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 var...

Page 100: ...ofServc 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...

Page 101: ...e 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...

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 circ...

Page 103: ...e 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 disab...

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 o...

Page 105: ...back 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 Ringi...

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 remo...

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...

Page 108: ...rvice 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 diagnosti...

Page 109: ...er 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...

Page 110: ...ps 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 36...

Page 111: ...CIRD 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 R...

Page 112: ...4 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 con...

Page 113: ...ector 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 S...

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...

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...

Page 116: ...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...

Page 117: ...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 load...

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 t...

Page 119: ...hreshold 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...

Page 120: ...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...

Page 121: ...0 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 14...

Page 122: ...ble 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...

Page 123: ...t 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 0...

Page 124: ...ter1 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...

Page 125: ...em 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 car...

Page 126: ...us 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...

Page 127: ...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 indicat...

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 slo...

Page 129: ...t 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 work...

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 di...

Page 132: ...annel 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...

Page 133: ...har 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 1...

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 compatibi...

Page 135: ...l 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...

Page 136: ...ode 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 ba...

Page 137: ...U 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 Backu...

Page 138: ...r 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 connecti...

Page 139: ...l 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 mes...

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