Paradyne 7510 DSU manual Test Status Messages Meaning

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Monitoring the DSU

Test Status Messages

The Test Status Messages in the following table appear in the right column of the System and Test Status screen.

Table 4-4. Test Status Messages

Test Status Message

Meaning

 

 

No Test Active

Status message, indicating no local, remote, or network test in

 

progress.

 

 

CSU Loopback Active

A CSU Loopback toward the network is currently active.

 

 

Network-init. CSU LB

A CSU Loopback initiated by the network is currently active.

Active

 

 

 

DSU Loopback Active

A DSU Loopback toward the network is currently active.

 

 

Network-init. DSU LB

A DSU Loopback initiated by the network is currently active.

Active

H If the network service is 56 kbps, the network loopback is

 

 

non-latching. A non-latching loopback ends when the

 

network activation codes stop.

 

H If the network service is 64 kbps CC, the network loopback

 

is latching. This condition can only occur when the Network

 

Interface option Network-initiated DSU Loopback (64K CC)

 

is enabled. Refer to Table A-2,Network Interface Options.

 

 

V.54-initiated DSU LB

A DSU loopback is active that was initiated by the detection of

Active

a V.54 sequence originated by the remote unit. This condition

 

can only occur when V.54 Initiated DSU Loopback is enabled.

 

Refer to Table A-2,Network Interface Options, Table A-2.

 

 

Local Loopback Active

A local loopback toward the DTE is currently active.

 

 

Sending 511 on Port

A 511 test pattern is being sent over the DTE port.

 

 

Monitoring 511 on Port

DSU is monitoring a 511 test pattern over the DTE port.

 

 

Sending 511 on

A 511 test pattern is being sent over the network interface.

Network

 

 

 

Monitoring 511 on

DSU is monitoring a 511 test pattern on the network interface.

Network

 

 

 

Lamp Test Active

The Lamp Test is active, causing the LEDs on the front panel to

 

light.

 

 

7510-A2-GB20-10

November 1997

4-5

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Contents Model 7510 DSU Copyright  1997 Paradyne Corporation All rights reserved Contents Monitoring the DSU Configuration Option Tables IndexDocument Summary About This GuideDocument Purpose and Intended Audience Product-Related Documents Model 7510 DSU Startup InstructionsModel 7510 DSU Features About the DSURouter Relay Network Typical DSU ConfigurationsFrame Modem User InterfacesRear Panel Interfaces TerminalUsing the Asynchronous Terminal Interface Connecting to the Terminal PortMain Menu Initiating an ATI SessionSelect What Affects Screen Displays Status Test Configuration Control Load FromScreen Format Types Use the screen formatScreen Work Areas Menu PathPress Navigating the ScreensKeyboard Keys Screen Function Keys For the screen Select Press Return to FunctionSwitching to the Screen Function Key Area ExampleEnding an ATI Session Main Menu → Control → Device Name Customizing the DSUIdentifying the Device and System Device NameSaving Configuration Options If you select ThenAccessing and Displaying Configuration Options Configuring the DSUConfiguration Option Areas Configuration Option Area Configuration Option SetMonitoring the DSU What to MonitorSystem and Test Status Health and Status SELF-TEST Results Viewing System and Test StatusMain Menu → Status → System and Test Status Health and Status HhhmmssSelf-Test Results Self-Test Results Messages What Message Indicates What To DoTest Status Messages Test Status Messages MeaningViewing Network Interface Status Main Menu → Status → Network Interface StatusViewing Network Performance Statistics Network Performance StatisticsMain Menu → Status → Display LEDs Alarm Test DM OOS OOF NS TXD RXD RTS CTS DTRMonitoring the LEDs Display Leds System NetworkAlarm System LEDsNS ± No Signal DM ± Data ModeOOS ± Out of Service Network LEDsPort LEDs Main Menu → Test TestingAccessing the Test Menu TestDevice Messages Loopback Type Initiated By Table A- 2, Network Interface OptionsNetwork Tests Running Network TestsMain Menu → Test → Network Tests CSU or External Network Loopback DSU or Internal Network Loopback Send V.54 Up/Down SequencesTest Pattern for the Network Data Port Tests Running Data Port TestsMain Menu → Test → Data Port Tests Local Loopback Test Pattern for the DTERunning the Lamp Test Main Menu → Test → Lamp TestEnding an Active Test Responding to Device Messages Messages and TroubleshootingMessages and Troubleshooting Device Messages 1 What Message Indicates What To DoDevice Messages 2 What Message Indicates What To Do Troubleshooting Troubleshooting 1 Symptom Possible Cause SolutionsMain Menu → Control → Reset Device Resetting the DSUTroubleshooting 2 Symptom Possible Cause Solutions Displaying DSU Identity InformationOverview Configuration Option TablesSelect To Access To Configure Status Load Edit/Display TestSystem Options Menu Operating ModeLads Timing Possible Settings Internal, External, Receive Table A-1. System Options 1Lads Line Rate Kbps Test TimeoutTable A-1. System Options 2 Test Duration minNetwork-initiated DSU Loopback 64K CC Network Interface Options MenuTable A-2. Network Interface Options Data Scrambling 64K CCInvert Transmit Clock Data Port Options MenuTable A-3. Data Port Options 1 Bilateral LoopbackRlsd Control Table A-3. Data Port Options 2Carrier Control by RTS Table A-3. Data Port Options 3 Inactivity TimeoutTerminal Port Options Table A-4. Terminal Port Options 1Table A-4. Terminal Port Options 2 Disconnect TimeminutesWorksheets Configuration WorksheetsConfiguration Option Settings Network Interface Cables and Pin Assignments Terminal Port EIA-232 Connector Signal Direction Pin #Number Direction Pin Socket Connector User Data Port ConnectorSignal Standard EIA-232-D Crossover Cable PinRJ48S DDS Network Interface Cable Functions Circuit Pin # LAN Adapter Converter and CableModular RJ48S DDS Network Interface Cable Cable Plug to Modular Jack LAN AdapterTechnical Specifications Table D-1. Model 7510 DSU Technical Specifications 1Network Compatibility Table D-1. Model 7510 DSU Technical Specifications 2Network Interface DTE Data Port InterfaceGlossary Excessive BPV Factory defaultsEIA-232 Frame relayNode ResetMultiplexing Non-latchingIndex NumbersIN-2 IN-3