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Paradyne 8784 manual Telco-Initiated Remote Line Loopback, 5-11

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5. Testing

Telco-Initiated Remote Line Loopback

If Remote Telco Loopback is enabled, a Telco-initiated line loopback loops received data at the remote unit and passes it back to the Telco through the local unit.

The following figure shows the data flow for a remote Telco-initiated payload loopback.

DSX-1 Port

AIS

	Remote			Local
T1	CAP	CAP	CAP	CAP	T1
LIU			DSL		LIU	DSX-1	Telco
						Port
Framer	Framer	Transceiver	Transceiver	Framer	Framer
					98-16109

8784-A2-GB20-30

February 2001

5-11

Page 61

Image 61

Paradyne 8784 manual Telco-Initiated Remote Line Loopback, 5-11

Contents

with DSX-1 Interface Hotwire 8784 TDM SDSL Termination UnitUser’s Guide Document No. 8784-A2-GB20-30Copyright 2001 Paradyne Corporation All rights reserved Warranty, Sales, Service, and Training InformationPrinted in U.S.A Document FeedbackImportant Safety Instructions CANADA - EMI NOTICE EMI Notices UNITED STATES - EMI NOTICE1 About the Hotwire 8784 Termination Unit Contents2 Using the Asynchronous Terminal Interface About This Guide4 Monitoring the Unit 3 Initial Startup and ConfigurationMessages and Troubleshooting TestingSecurity IP Addressing TC Connector Pin Assignments A Configuration OptionsD Technical Specifications Glossary Index B Standards ComplianceT for SNMP TrapsDocument Purpose and Intended Audience About This GuideDocument Summary Section8620-A2-GN20 Hotwire 8620 GranDSLAM Installation Guide 8610-A2-GN10 Hotwire 8610 DSLAM Installation Instructions8810-A2-GN11 Hotwire 8810 DSLAM Installation Instructions 8820-A2-GN20 Hotwire 8820 GranDSLAM Installation GuideTermination Unit About the HotwireTDM SDSL Overview Hotwire 8784 Termination Unit Features Figure 1-1. Sample CO-to-CP Configuration Network ConfigurationFigure 1-2. Sample Campus Configuration Management Information Base MIB Support SNMP Management CapabilitiesSNMP Trap Support User Interface Access Using the AsynchronousManagement Serial Port Settings Terminal InterfaceInitiating an ATI Session Logging In to the Hotwire DSLAMSelect Copy Menu HierarchyScreen Work Areas T Main Menu→ Configuration → Current Configuration → NetworkNavigating the Screens ProcedureKeyboard Keys Function Keys Example Switching Between Screen Work AreasProcedure Exiting From the DSLAM Session Ending an ATI SessionProcedure Procedure2. Using the Asynchronous Terminal Interface 2-10February 8784-A2-GB20-30Overview Initial Startup and ConfigurationMain Menu→ Control→ Change Identity Entering Identity InformationMain Menu→ Configuration Load Configuration From Configuring the UnitProcedure Main Menu→ Configuration → Current Configuration Current and Default Factory ConfigurationsMain Menu→ Configuration → Default Factory Configuration If you selectMain Menu→ Configuration → Configuration Loader Configuration LoaderCompleted successfully ProcedureProcedure Saving Configuration ChangesMain Menu→ Control → Download Code Downloading FirmwareProcedure Procedure Main Menu→ Configuration→ Current Configuration → Network AutoRate FeatureDisabling AutoRate 3-10Resetting AutoRate Restoring Access to the User InterfaceMain Menu→ Control→ Reset AutoRate 1. Select Configuration→ DSL Cards → Reset SlotMain Menu→ Control→ Reset Device Resetting the Unit3-12 ProcedureWhat to Monitor Monitoring the UnitMain Menu→ Status→ System and Test Status Viewing System and Test StatusTable 4-1. Health and Status Messages 1 of Health and Status MessagesMessage What Message IndicatesMessage Table 4-1. Health and Status Messages 2 ofWhat Message Indicates What To DoTest Status Messages Self-Test Results MessagesNetwork Error Statistics Viewing Network Error StatisticsPerformance Statistics Main Menu →Field SES Severely Errored Seconds Seconds during which more thanContains Main Menu→ Status→ Performance Statistics→ Viewing Network Performance StatisticsNetwork Performance Statistics This Field Fields on this screen includeContains 4-10 Viewing Current Network PerformanceCurrent Network Performance Main Menu →4-11 Viewing DSX-1 Performance StatisticsMain Menu→ Status→ Performance Statistics→ DSX-1 Statistics This Field 4-12Contains 4-13 Viewing LED StatusMain Menu → Status → Display LEDs4-14 Front Panel LEDsType LED isAccessing the Test Menu TestingMain Menu→ Test Main Menu→ Test→ Network & DSX-1 Tests Running Network TestsProcedure Line LoopbackProcedure Repeater LoopbackT1-to-T1 Repeater Loopback T1-to-V.35 Repeater LoopbackProcedure DTE LoopbackProcedure Remote Send Line LoopbackProcedure Send and MonitorLamp Test Device TestsMain Menu→ Test→ Device Tests ProcedureEnding an Active Test T Configuration OptionsTelco-Initiated Line Loopback Telco-Initiated TestsTelco-Initiated Payload Loopback 5-105-11 Telco-Initiated Remote Line Loopback5. Testing 5-12February 8784-A2-GB20-30Configuring SNMP Traps on page Messages and TroubleshootingT Device Messages on page 6-3 Troubleshooting on page OverviewMain Menu→ Configuration→ Current Configuration→ Configuring SNMP TrapsManagement and Communication→ SNMP Traps nnn.nnn.nnn.nnn Device MessagesDevice Message Table 6-1. Device Messages 2 ofWhat Message Indicates What To DoTable 6-2. Troubleshooting TroubleshootingSymptom SolutionsFebruary 6. Messages and Troubleshooting8784-A2-GB20-30 Security ATI Access LevelsTable 7-1. Access Levels ATI Access to Menu FunctionsProcedure Creating a LoginProcedure Deleting a LoginOn the Login Entry screen, for theAssigning SNMP Community Names and Access Types Controlling SNMP AccessLimiting SNMP Access through the IP Addresses of the Managers Management Options, in Appendix A, Configuration OptionsAll Configurations Configurations Not Running IP Conservative SoftwareT Options, in Appendix A, Configuration Options T Appendix A, Configuration OptionsFigure 8-1. Peer IP Address Assignments IP Addressing ExampleConfiguration Changes in Chapter 3, Initial Startup and Configuration Configuration OptionsOverview Network Interface Options Main Menu→ Configuration→ Current Configuration→ NetworkExcessive Error Rate Threshold Margin ThresholdPossible Settings 001.000.000.000 - 223.255.255.255, Clear DSL Line Rate Possible Settings 400, 528, 784, 1040AutoRate Peer IP AddressDSX-1 Interface Options Main Menu→ Configuration→ Current Configuration → DSX-18784-A2-GB20-30 Excessive Error Rate Threshold Line Equalization Possible Settings 0-133, 133-266, 266-399, 399-533Port Status Line FramingSend AIS on Network Failure Table A-2. DSX-1 Interface Options 2 ofSend All Ones on DSX-1 Failure Primary Clock SourceCopy Ports Options Main Menu→ Configuration→ Current Configuration→ Copy PortsFrom Port n To Port ySystem Options Main Menu→ Configuration→ Current Configuration→ System8784-A2-GB20-30 Test Timeout DSL ModeTest Duration min Telco Initiated LoopbackTelnet Session Options Management and Communication MenuA-10 Management and Communication→ Telnet SessionTelnet Login Required A-11Session Access Level Inactivity TimeoutA-12 General SNMP Management OptionsManagement and Communication → General SNMP ManagementName 1 Access A-13Name 2 Access SNMP ManagementA-14 SNMP NMS Security OptionsManagement and Communication → SNMP NMS Security Main Menu→ Configuration→ Current Configuration→Number of Managers Possible Settings 1, 2, 3, 4, 5, 6, 7, 8, 9 A-15Possible Settings 001.000.000.000 - 223.255.255.255, Clear Access LevelA-16 SNMP Trap OptionsMain Menu→ Configuration→ Current Configuration→ Management and Communication→ SNMP TrapsPossible Settings 001.000.000.000 - 223.255.255.255, Clear A-17General Traps Possible Settings Disable, Warm, AuthFail, Both SNMP TrapsLink Traps Possible Settings Disable, Up, Down, Both A-18Enterprise Specific Traps SNMP TrapsStandards Compliance for SNMP Traps authenticationFailureSNMP Traps warmStartlinkUp and linkDown Enterprise-Specific Traps TifOperStatus RFC Front Panel 50-pin DTE Connector Pinouts Connector Pin AssignmentsOverview February C. Connector Pin Assignments8784-A2-GB20-30 Weight Technical SpecificationsPower SizeFebruary D. Technical Specifications8784-A2-GB20-30 GL-1 GlossaryGL-2 GL-3 GL-4 IN-1 IndexIN-2 IN-3 IN-4 IN-5 Index IN-6February 8784-A2-GB20-30