Manuals / Digicom / Computer Equipment / Modem

Digicom 3911, 3910 operation manual Table B-6

Models: 3910 3911

1 280

Download 280 pages 20.93 Kb

Page 228

COMSPHERE 3900 Series Modems

	Table B-6
	Online Operation

Symptom	Action

The data is scrambled.	Verify that the character format (data bits, parity, and stop bits) is set to
	the same value in both modems.

Data is missing during a transfer.

Verify that you are using the same method of flow control for both the modem and the DTE.

If using XON/XOFF flow control, verify that the modem’s parity matches the DTE’s parity.

B-6

September 1998

3910-A2-GN32-40

Image 228

Digicom 3911, 3910 operation manual Table B-6

Contents

Document No -A2-GN32-41 Warranty, Sales, and Service Information TrademarksImportant Safety Instructions 3910-A2-GN32-40 Table of Contents Status Branch Remote Branch Glossary Index List of Figures This page intentionally left blank List of Tables Viii How to Use this Manual PrefaceObjectives and Reader Assumptions Related Documents Features IntroductionOverview Leased Backup Applications Multipoint ApplicationsComsphere 391x Series Models Standalone Model 3910 4-Wire/2-Wire Modem ModelCarrier-Mounted Model 3911 4-Wire/2-Wire Modem Government Requirements and Equipment Return United StatesComsphere 3900 Series Modems Canada Technical Specifications Technical Specifications for 391x Series Modems DescriptionModel Certification Number See label on modem Leased-Line ModulationsTechnical Specifications for 391x Series Modems Specifications DescriptionPin D-subminiature connector EIA-232-D/ITU-T 100 to 250 Vac, 50 to 60 HzITU-T MNPITU-T V.42bis MNP ClassModem Installation 391x Series Modem PackageModel 3910 Modem Installation Customer-Supplied EquipmentConnecting Cables to the Model 3910 Modems Model 3910 Rear Panel and Power SupplyModel 3910 4-Wire/2-Wire Leased-Line Connection Model 3910 Dial Backup ConnectionModel 3910 Leased Backup Connection DTE ConnectionPower Supply Connection Modem Power-UpPower On Selftst Passed Network Management System ConnectionSelecting Factory Configuration Options Using the Diagnostic Control Panel DCPUsing AT Commands Type ATType AT&Fy&Wn Model 3911 Modem Installation Removing and Replacing Model 3910 ModemsInstalling a Model 3911 Modem Circuit Pack Lock Removing and Replacing Model 3911 Modems Diagnostic Control Panels DCP OperationModel 3910 Diagnostic Control Panel Model 3910 DCPStatus Indicators Optional SDCP, Model 3911 Faceplate, and Optional SDUModel 3910 and Model 3911 DCP LEDs Label Color Indicates PwrAlrm DiagDiagnostic Control Panel Operation LCD Display Keypad KeyMenu Structure Top-Level Menu Status and Operational MessagesCall Setup Dial Backup orLeased Backup Top-Level Menu StatusStatus Message Indicates Call Failure AT Command ResetStatus Message Indicates Call Disconnect FirmwareDial Access Security Messages Dial Access Security Indicates MessageCommon Operational Messages Common Indicates Operational MessageQuick Configuration Display Leased19.2 Status ConfigureLeased19.2 abbb cdd ee ffff Comsphere 3900 Series Modems Status Branch DTEDevice Health and Status DeviceHS Status DeviceHS VFDevice HS Major Minor Health and Status Messages Type Message Indicates MajorMinor StatusType Message Indicates Dial ThreshSecurity PortSigQual RcvLevelSig/Noise NrEchLvlIdentity Backup Status Identity DTELSD DTR DSR Tst Backup StatusBackup Line=Pri 4w APLStatusBackup Bkup2wAPL=Good StatusBackup Status Screens Options RecordOptions OptionsStatus 29V.33Record Status Display Clear Record Number Modem O.KThis page intentionally left blank DCP Configuration DCP Configuration Process AT Command Configuration Process Configure Branch Choose FunctionEditing and Saving a Configuration Option LdEditAreafrm ActivOperatingLdEditAreafrm Factory Ld Fact Preset SyncLeased Choose Mode Answer OriginateChoose Function EditSave Edit StrapGroup DTEInterfaceStrapsWhenDisc Nxt NoChange RemAccssPasswrd NxtSummary Choose Function Edit SaveSav EditArea to ActiveSaved Configuration Tables DTE InterfaceDTE Interface Configuration Options Asyn Parity Bit None Nxt None Even Odd Mark Space DTE Interface Configuration Options DTE Interface Configuration Options DTE Interface Configuration Options DTE Interface Configuration Options DTE Interface Configuration Options TX Clock Source Internal Nxt Internal External RXCLoop Fallback2 Not available for TMp tributaries Extend Main Ch. Disable Nxt Disable Enable DTE DialerPrimary data can only be extended one link DTE Dialer Configuration Options AT Escape Char 043 Asci Nxt 043 Asci CarriageRtn Char 013 Asci Nxt 013 Asci AT Commands and S-Registers AT Cmnd Mode Normal Nxt Normal NoERROR NoStrapOrERR Line Dialer Configuration Options Line DialerBlind Dial Pause 2sec Nxt 2sec 4sec 6sec 8sec 10sec 20sec Line Dialer Configuration Options Line Dialer Configuration Options Line Dialer Configuration Options Dial Line Configuration Options Dial LineV32bis Automode Enable Nxt Enable Disable System V22b Guard Tone Disable Nxt Disable 550Hz 1800Hz Leased Line Configuration Options Leased LineLeased Line Configuration Options V32bis Autorate Enable Nxt Enable Disable Leased Line Configuration Options V27bis Train Short Nxt Short Long 42/MNP/Buffer 42/MNP/Buffer Configuration Options 42/MNP/Buffer Configuration Options EC Negotiat Bfr Disable Nxt Disable Enable Disab&Switch Flw Cntl of DTE CTStoDTE Nxt CTStoDTE Disable XON/XOFF XON/XOFFXON/XOFF Psthru Disable Nxt Disable Enable Break Buffr Ctl KeepData Nxt KeepData DiscardData BuffrDiscDelay 10sec Nxt 10sec Disable 60sec Test Configuration Options TestTest Configuration Options Miscellaneous Configuration Options MiscMiscellaneous Configuration Options Miscellaneous Configuration Options Diag Connection ModemDC Nxt ModemDC Nmscc Disable SecurityThis page intentionally left blank Poll List Branch Display Leased19.2 PList ControlPoll List Display Clear Clear function does not appear in Remote mode ClearChange Change function does not appear in RemotePoll ListChang Active Delete Poll Listyyyyyy EntAcquire function does not appear in Remote mode AddAcquire Poll ListAcquir Abort xxx yyy Poll ListAcquir Num Acquired yyyControl Branch Control Speaker Reset SpeakerLeased19.2 Control Test Speaker Control Off Low MedReset Data Stream function is not available in Async modeData Stream Port1 Disable Data StreamData Stream Port1 Enable Eialed Command CompleteEIA LEDs Control EIALEDsMake Busy Command Complete Make Busy/Remove Make BusyControl MakeBusy Service Line/Disconnect Service Line Control ServiceLineControl RemoveMakeBusy Download Software Selecting Clone RemoteControl DownloadCode DwnLoadSoftware CloneRemoteClone Remote in Point-to-Point Configurations Clone Remote in Broadcast ConfigurationsCloning DC Broadcast Remote Choose DLL Type SCCloneClone Remote in Multipoint Configurations Viewing DC Broadcast Clone ResultsChoose DLL Type DCCloneResults DC Clone Results Nxt xxx PassChoose Password Ent yyyyyyyy Cloning a Single TMp RemoteChoose DLL Type Single Multiple Choose Address EntCloning a Multiple TMp Remote Viewing Multiple TMp Clone ResultsChoose DLL Type MPtCloneResults MPtCloneResults Nxt xxx PassImplementing a Clone Remote Operation Incompat ModulatNo Response VF Thresholds Update Access DisabledPassword Invalid No CircuitVF Thresholds Edit Save Reset RSL High dBm NxtIf you want to modify additional VF thresholds, select Nxt Save VF Thresh Thd Out of RangeValid Ranges for VF Thresholds Default Values Test Branch TestAbort Command Complete AbortTest Abort Self Self Loc Analog Loop Test LocAnalogLoopTestLocal Loop Started Rem Digital Loop Test RemDigitalLoopLoc Digital Loop TestRemote Loop StartedPattern Test LocDigitalLoopTestDigitl Loop Started Test Pattern TestPattern BlksErrd=xxxxxxxTest Branch This page intentionally left blank Sub-Network Health Status Branch Leased19.2 TestSubHSPress the key until SubHS appears. Select SubHS Call Setup Branch10 Call Setup function is not available in TMp Control modeLeased19.2 CallSetup Call Setup Dial DisconnectDial DialDirectory NxtDisconnect Command Complete DisconnectDialDirectory01 Off Hook Call Setup Answer Answer Command CompleteAnswer Call Setup Dial Standby Call Setup ReturntoDialDial Standby/Return to Dial Dial Standby Command Complete Call Setup ChangeDirectoryChange Directory 01 551234 z Nxt 02 z Nxt019W5556789z Nxt Valid Dial Command Modifiers Call Setup DirectoryStatus Directory Status Does Not Appear in North AmericaNumber Status Nxt 01Allowed 10-10 Talk/Data function is not available in TMp Control mode Talk/Data Branch11Model 3911 modems Online19.2 CallSetup Idle19.2 Tlk/DataTalk/Data Branch 11-4 Dial Access Security12 Originate Access Security Answer Access SecurityDTE-Side Passwords Security Branch Leased19.2 Security RemoteSet Access Ctrl Admin Password? EntSet Access Ctrl EditPassWdTable Security SetAcessCtrlEditPasswdTable Select Index EntEdit Password Table Group Options 12-8 Set Access Ctrl SetAnswerSec Set Answer Security Group OptionsSet Access Ctrl SetOrigSec Set Originate Security Group OptionsSet Access Ctrl SetAdminPsWd Set Admin PsWd EntReset Security Security ResetSecurityReset Security AbortSecReset Reset Security EraseAllPasswdSecurity Configuration Options Security Configuration OptionsEntryWaitTime 20 sec Nxt 20 sec 10 sec 40 sec 60 sec 12-14 12-15 Security Password Entry Techniques Answer Access Password VF-Side and DTE-Side Entry TechniquesOriginate Access Password Database Table Examples Assigned to column is not stored in the modem12-19 12-20 Dial Access Security 12-22 Remote Branch13 To access the Remote branch, make the following selections Trellis Multipoint tributary modems Select Channel Secondary Prim Data blckdOnline14.4 Control ExitRem Diagnostic Control Panel Access Frnt Panl Acces GrantDeny13-6 AT Command Set and S-Registers14 Switching Between Data Mode and Online Command ModeOperating Modes Command Guidelines Result Codes Result CodesNumbers Word Description AT Command List AT Command FormatDelayed number Result Codes Numbers Word Description391x Series AT Commands Description CommandATD9W5551234 14-6 Sn=r Dial Tone DetectBusy Tone Only displays OK, CONNECT, RING, no Carrier14-9 14-10 Bert \A3 \C0\D0 \G0\N5 42bis Compression Configure\Edit\ Disable V42/MNP/BufferRegister List \X0Register Format 391x Series S-Registers Description14-16 14-17 14-18 14-19 14-20 = Ascii = Ebcdic 14-22 14-23 14-24 14-25 14-26 14-27 14-28 Menu Tree a DTE Eialeds This page intentionally left blank Troubleshooting B Symptom ActionTable B-1 Modem HealthDial Backup Operation Table B-2Leased-Line Operation Table B-3Table B-4 Modem DTE ConnectionModem VF Connection Verify that the DTE is providing DTR to the modemIf the DTE does not provide DTR to the modem, verify that Branch Table B-6 Pin Assignments C Signal Circuit Function Source EIA-232-D Pin AssignmentsTable C-1 EIA-232-D Pin Assignments Name VF Connector Pin Assignments Table C-2 VF Connector Pin Assignments Type of Telco JackLeased Dial RJ11 PinFigure C-2. Wiring Diagram Y Cable for External Telephone Auxiliary Cables Not SuppliedPosition Plug PIN no Figure C-4. Wiring Diagram 25-Pin Crossover Cable ITU-T V.25bis Dialing Commands D and Responses Call Request CommandsCall Request with Number Provided CRN Call Connecting CNX Call ResponseCall Request with Stored Memory Address Provided CRS Call Failure Indication CFICall Answer Commands Delayed Call IndicatorIncoming Call INC Disregard Incoming Call DICRequest List of Delayed Numbers RLD Program Normal PRNRequest List of Forbidden Numbers RLF Request List of Stored Numbers RLNList Delayed Numbers Response LSD Command ResponseList Forbidden Numbers Response LSF List Stored Numbers Response LSNCall Answer Commands Program CommandInvalid INV List RequestCall Connecting Indication Command ResponseValid Command Call Failure IndicationThis page intentionally left blank Ascii Character Table E Table E-1 Ascii Characters Hexadecimal Decimal Control KeyCharacter 025 026027 028Ascii Character Table Table E-1 Ascii Characters Hexadecimal Decimal Control Key Default Configuration Options F Table F-1 Factory Default Configuration Options DTE InterfaceDTE Dialer Line Dialer Leased Line Default Straps When Disconnected Entry Wait Time VF Prompt Type Sample Configurations G Configuration Options Point-to-PointCables Figure G-2. Sample Configuration Multipoint MultipointPoint-to-Point with Automatic Dial Backup Auto Dial Back Set to EnablePoint-to-Point with Network Management Carrier with Network Management Figure G-6. Sample Configuration Extended Multipoint Extended MultipointRate at 19.2K Set ports 1, 2, 3, and 4 to Extended Diagnostics Adapter 3910 E,G871A Equipment Feature Part Number Equipment List HThis page intentionally left blank Glossary Command mode Configuration areaConfiguration option ConnectorMode Control Channel Data modeDiagnostic Channel Dial backupError control IndicatorDownload Downstream deviceInterface KbpsKeypad Leased lineOriginate mode Phase jitterPower-up self-test Quick ConfigurationReturn to Dial RJ11RJ21 Secondary channel22bis 25bis27bis 32bisIndex DTE MNP RTS VF Thresholds Update Comsphere 3900 Series Modems Index-6