Paradyne 8784 manual Repeater Loopback

Page 54

5. Testing

Repeater Loopback

A Repeater Loopback (RLB) loops the signal being sent from the DSX-1 port back to the DSX-1 port.

DSL

Port

AIS

CAP	CAP	T1
		LIU	DSX-1
		LIU	Port
			Port
Transceiver	Framer	Framer
			99-16417

T1-to-T1 Repeater Loopback
CAP	CAP	T1
DSL		LIU	DSX-1
Port		LIU	Port
Port			Port
Transceiver	Framer	Framer
			99-16418

T1-to-V.35 Repeater Loopback

Procedure

To run a Repeater Loopback:

1.Position the cursor at the Start command next to Repeater Loopback on the Network & DSX-1 Tests screen.

2.Press Enter.

The Start command is changed to Stop.

3.To manually stop the test, verify that the cursor is positioned at the Stop command.

4.Press Enter.

The Repeater Loopback cannot be started when any other loopback test is in progress.

NOTE:

Activating the Repeater Loopback test causes the Embedded Operations Channel (EOC), used for management, to be lost to the remote unit.

5-4

February 2001

8784-A2-GB20-30

Image 54

Contents Hotwire 8784 TDM Sdsl Termination Unit Copyright 2001 Paradyne Corporation All rights reserved Important Safety Instructions United States EMI Notice Contents Initial Startup and Configuration Monitoring the UnitFebruary Security TestingMessages and Troubleshooting IP Addressing TTechnical Specifications Glossary Index Configuration OptionsConnector Pin Assignments Standards ComplianceT for Snmp TrapsAbout This Guide Document Purpose and Intended AudienceDocument Summary Product-Related Documents Document Number Document TitleAbout the Hotwire Termination Unit TDM Sdsl OverviewHotwire 8784 Termination Unit Features Network Configuration Customer Premises CPCO Site Snmp Trap Support Snmp Management CapabilitiesManagement Information Base MIB Support NetworkUsing the Asynchronous Terminal Interface User Interface AccessManagement Serial Port Settings Logging In to the Hotwire Dslam LoginInitiating an ATI Session Select Main MenuMenu Hierarchy SnmpFunction Main Menu→ Configuration → Current Configuration → NetworkScreen Work Areas KeysNavigating the Screens Keyboard KeysPress Function Keys For the screen Function Select Press Enter toSwitching Between Screen Work Areas ExampleEnding an ATI Session Exiting From the Dslam SessionUsing the Asynchronous Terminal Interface February Initial Startup and Configuration OverviewEntering Identity Information Main Menu→ Control→ Change IdentityIdentity Configuring the Unit Main Menu→ Configuration Load Configuration FromLoad Configuration from Current and Default Factory Configurations Configuration EDIT/DISPLAYIf you select Then Main Menu→ Configuration → Configuration Loader Configuration LoaderSelect To Access To Configure Configuration LoaderCompleted successfully Saving Configuration Changes Save ConfigurationDownload Code Downloading FirmwareMain Menu→ Control → Download Code DSL1Apply Download AutoRate Feature Main Menu→ Configuration→ Current Configuration → NetworkDisabling AutoRate Main Menu→ Control→ Reset AutoRate Restoring Access to the User InterfaceResetting AutoRate Select Configuration→ DSL Cards → Reset SlotResetting the Unit Main Menu→ Control→ Reset DeviceMonitoring the Unit What to MonitorViewing System and Test Status Main Menu→ Status→ System and Test StatusSystem and Test Status Health and Status SELF-TEST Results Health and Status Messages YyyyyyyyMonitoring the Unit Self-Test Results Messages Test Status MessagesTest Status Messages Meaning Viewing Network Error Statistics Network Error StatisticsPerformance Statistics SES Severely Errored Seconds Seconds during which more than Field ContainsViewing Network Performance Statistics This Field Contains SES Viewing Current Network PerformanceCurrent Network Performance Statistics FebeViewing DSX-1 Performance Statistics Main Menu→ Status→ Performance Statistics→ DSX-1 StatisticsDSX-1 Performance Statistics This Field Contains General Viewing LED StatusDisplay DSL LoopFront Panel LEDs TypeLED is Indicating Main Menu→ Test TestingAccessing the Test Menu TestRunning Network Tests Main Menu→ Test→ Network & DSX-1 TestsNetwork & DSX-1 Tests Line Loopback Repeater Loopback DTE Loopback Remote Send Line Loopback Send and Monitor Main Menu→ Test→ Device Tests Device TestsLamp Test Device TestsConfiguration Options Ending an Active TestTelco-Initiated Payload Loopback Telco-Initiated TestsTelco-Initiated Line Loopback Activation Line Payload Remote Line Deactivation LoopbackTelco-Initiated Remote Line Loopback CAP LIU DSL DSX-1Testing February Messages and Troubleshooting Configuring Snmp Traps Snmp Traps OptionsNMS Device Messages Device Messages 1 What Message Indicates What To DoDevice Messages 2 What Message Indicates What To Do Troubleshooting Troubleshooting Symptom Possible Cause SolutionsMessages and Troubleshooting February ATI Access Levels SecurityCreating a Login Administer LoginsDeleting a Login On the Login Entry Screen, for EnterManagement Options, in Appendix A, Configuration Options Controlling Snmp AccessAssigning Snmp Community Names and Access Types Configuration Options, toIP Addressing Configurations Not Running IP Conservative SoftwareAll Configurations Selecting an IP Addressing SchemeIP Addressing Example Peer IP Address AssignmentsConfiguration Options Configuration Changes in , Initial Startup and ConfigurationNetwork Interface Options Main Menu→ Configuration→ Current Configuration→ NetworkExcessive Error Rate Threshold Table A-1. Network Interface Options 1AutoRate DSL Line Rate Possible Settings 400, 528, 784, 1040Table A-1. Network Interface Options 2 Circuit IdentifierDSX-1 Interface Options Main Menu→ Configuration→ Current Configuration → DSX-1DSX-1 Interface Options ESFLine Framing Table A-2. DSX-1 Interface Options 1Port Status Line CodingSend All Ones on DSX-1 Failure Table A-2. DSX-1 Interface Options 2Send AIS on Network Failure Primary Clock SourceTable A-3. Copy Ports Options Main Menu→ Configuration→ Current Configuration→ Copy PortsCopy Ports Options From Port nSystem Options Main Menu→ Configuration→ Current Configuration→ SystemSystem Options LTUTable A-4. System Options Management and Communication Menu Telnet Session OptionsInactivity Timeout Telnet Login RequiredSession Access Level Table A-5. Telnet Session Options 1Table A-5. Telnet Session Options 2 Main Menu→ Configuration→ Current Configuration→General Snmp Management Options Disconnect Time MinutesTable A-6. General Snmp Management Options Name 1 AccessName 2 Access Snmp ManagementSnmp NMS Security Options Snmp NMS Security OptionsAccess Level Table A-7. Snmp NMS Security OptionsNMS IP Validation Snmp Trap Options Number of Trap Managers Table A-8. Snmp Trap Options 1Snmp Traps NMS n DestinationEnterprise Specific Traps Link Traps Possible Settings Disable, Up, Down, BothTable A-8. Snmp Trap Options 2 Link Traps InterfacesSnmp Traps AuthenticationFailureStandards Compliance for Snmp Traps WarmStartLinkUp and linkDown LinkUp/DownT Variable-BindingsEnterprise-Specific Traps DSL Network IfIndex RFC Connector Pin Assignments Front Panel 50-pin DTE Connector Pinouts50-Pin Connector DSX-1 Port Pinout Function Connector Pin Assignments February Technical Specifications Specifications CriteriaTechnical Specifications February Bridged tap Glossary511 COM portEthernet Factory defaultsEIA-530-A Frame704 Reset703 IP addressRS-449 Yellow AlarmRouter TelnetIndex IN-1IN-2 IN-3 IN-4 IN-5 IN-6