Manuals / Paradyne / Computer Equipment / Network Hardware

Paradyne U8777, 8779 manual Repeater Loopback

Models: U8777 8779

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8. Testing

Repeater Loopback

A Repeater Loopback (RLB) loops the data normally sent to the DSL port back to the connected DTE ports.

The DSL port is sent all ones and data received on the DSL link is ignored.

DSL

Port

AIS

CAP

CAP

Transceiver Framer

	T1/E1
	Framer	DSX-1
	LIU	DSX-1
	LIU	or G.703
		Port
	or TSI
		01-16613-01

Procedure

To run a Repeater Loopback:

1.Position the cursor at the Start command next to Repeater Loopback on the Network & DSX-1 or Network & G.703 Tests screen.

2.Press Enter.

The Start command is changed to Stop. Status is changed to Active.

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

4.Press Enter.

Status is changed to Inactive.

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

8700-A2-GB20-40

May 2002

8-5

Image 83

Paradyne U8777, 8779 manual Repeater Loopback

Contents

Hotwire TDM Sdsl Termination Units Copyright 2002 Paradyne Corporation All rights reserved Contents Security Cross-Connecting PortsMonitoring and Troubleshooting IP Addressing Configuration Options TestingTransferring Firmware and Configurations Using Tftp Index Connector Pin AssignmentsTechnical Specifications Cross-Connection Worksheets Standards Compliance for Snmp Traps Document Summary New Features for this ReleaseAbout This Guide Document Purpose and Intended Audience Document Number Document Title Product-Related Documents TDM Sdsl Overview About Hotwire 8777 TDM Sdsl Units Model Has eight Eight TDM Sdsl Features CO Site Network ConfigurationCustomer Premises CP Snmp Trap Support Snmp Management CapabilitiesManagement Information Base MIB Support Documents in About This Guide Using the Asynchronous Terminal InterfaceUser Interface Access Management Serial Port Settings Initiating an ATI Session Logging In to the Hotwire DslamLogin Main Menu Select Inband Menu Hierarchy Keys Main Menu → Configuration → Current Configuration→ NetworkScreen Work Areas Function Press Navigating the ScreensKeyboard Keys For the screen Function Select Press Enter to Function Keys Example Switching Between Screen Work Areas Exiting From the Dslam Session Ending an ATI Session Using the Asynchronous Terminal Interface May Overview Initial Startup and Configuration Identity Entering Identity InformationMain Menu → Control→ Change Identity Configuration Option Area Configuration Option Set Configuring the UnitConfiguration Options If you select Then Accessing and Displaying Configuration OptionsMain Menu → Configuration Load Configuration From Load Configuration from Configuration EDIT/DISPLAY Current and Default Factory Configurations Table A-5 Select Access To Configure DSL Configuration LoaderMain Menu → Configuration → Configuration Loader Configuration Loader Completed successfully Save Configuration Saving Configuration Options Resetting the Device Restoring Access to the User Interface Disabling AutoRate Resetting AutoRateMain Menu → Configuration → Current Configuration → Network Main Menu → Control → Reset AutoRate Download Code Downloading FirmwareMain Menu → Control → Download Code Apply Download Initial Startup and Configuration May Cross-Connecting Ports Determining the Configuration DSL Mode Setting the Cross-Connect Modes Slots of DSL Ports 1 Assigning Time SlotsData or v Voice = DSL = DSX-1 Assign Time Slots Following example shows the configuration for DSX-1 Port CROSS-CONNECT Mode Cross-Connecting Ports May Selecting an IP Addressing Scheme Configurations Not Running IP Conservative SoftwareConfiguration Options IP Addressing IP Addressing Example All ConfigurationsAppendix A, Configuration Options Security ATI Access Levels Login Entry Creating a LoginAdminister Logins On the Login Entry Screen, for Enter Deleting a Login Configuration Options, to Controlling Snmp AccessAssigning Snmp Community Names and Access Types Management Options, in Appendix A, Configuration Options Security May What to Monitor Monitoring and Troubleshooting System and Test Status Health and Status SELF-TEST Results Viewing System and Test StatusMain Menu → Status→ System and Test Status Yyyyyyyy Health and Status Messages Monitoring and Troubleshooting See Network Interface Options See G.703 Interface Options DTE Self-Test Results Messages Monitoring and Troubleshooting Test Status Messages Meaning Test Status Messages Device Messages 1 What Message Indicates What To Do Device Messages Device Messages 2 What Message Indicates What To Do Performance Statistics Network Error Statistics Viewing Network Error Statistics Field Contains Viewing Network Performance Statistics Field Contains Performance Statistics Viewing DSX-1 Performance Statistics Field Contains Viewing G.703 Performance Statistics Interval is displayed. When zero, the port is disabled Febe Viewing Current Network Performance StatisticsSES Inband Management Statistics Viewing Inband Management Statistics Dlci System Viewing LED Status System Display LEDs Screen Type Label Value is Indicating LED is Indicating Front Panel LEDs Changing the Meaning of the Ports LEDs TroubleshootingTroubleshooting 1 Symptom Possible Cause Solutions Testing Troubleshooting 2 Symptom Possible Cause Solutions Test TestingAccessing the Test Menu Main Menu → Test Network & G.703 Tests Running Network TestsNetwork & DSX-1 Tests 8700-A2-GB20-40 May Network Line Loopback Repeater Loopback DTE Loopback Remote Send Line Loopback Send and Monitor Device Tests Device TestsLamp Test Main Menu → Test→ Device Tests Ending an Active Test Activation Line Payload Remote Line Deactivation Loopback Telco-Initiated TestsTelco-Initiated Line Loopback Telco-Initiated Payload Loopback Telco-Initiated Remote Line Loopback DSL1 Transferring Firmware and Configurations Using Tftp Transferring Firmware and Configurations Using Tftp Procedure Configuration Loader Completed successfully Transferring Firmware and Configurations Using Tftp May Select To Access To Configure Configuration Options Margin Threshold Network Interface Options MenuTable A-1. Network Interface Options 1 Port Status AutoRate Excessive Error Rate ThresholdTable A-1. Network Interface Options 2 Peer IP Address Possible Settings 001.000.000.000 223.255.255.255, ClearTable A-1. Network Interface Options 3 Transmit Attenuation Circuit Identifier Table A-1. Network Interface Options 4DS0 Cross Connect Line Framing Configuration Options Line Coding Format Main Menu → Configuration → Current Configuration → DSX-1DSX-1 Interface Options Model Table A-4. DSX-1 Interface Options Model 8777 1 Primary Clock Source Table A-4. DSX-1 Interface Options Model 8777 2Line Framing Interface Options Main Menu → Configuration → Current Configuration → G.703Interface Options Model Table A-5. G.703 Interface Options Model 8779 1 Line Coding Table A-5. G.703 Interface Options Model 8779 2Framing Table A-5. G.703 Interface Options Model 8779 3 To Port y Copy Ports OptionsTable A-6. Copy Port Options From Port n Table A-7. System Options 1 DSL ModeTest Timeout System Options Remote Telco Line Loopback Table A-7. System Options 2Test Duration min Telco Initiated Loopback System Clock System Clock Figure A-1. System Timing Figure A-2. System Clock Configuration Examples Table A-8. System Clock Options Cross-Connect CROSS-CONNECT Configuration Following screen is displayed for Model Setting Cross-Connect Mode Mode DSL DSL Port Table A-9. Cross-Connect Mode Options Model Source Table A-10. Cross-Connect Mode Options Model Following screen is displayed for a DSX-1 port Model Assigning Time Slots Assign Time Slots DSL Time Slot Number Port Table A-11. Assign Time Slots Options 1DSX-1/DSL or G.703/DSL Port Type Data or Voice Table A-11. Assign Time Slots Options 2Start TS Assign To Telnet Session Options Management and Communication Options MenuTelnet Session Options Table A-12. Telnet Session Options General Snmp Management Options General Snmp Management OptionsTable A-13. General Snmp Management Options 1 Snmp Management Community Name Name 1 AccessName 2 Access Table A-13. General Snmp Management Options 2 NMS Snmp NMS Security OptionsSnmp NMS Security Options NMS IP Validation Access TypeTable A-14. Snmp NMS Security Options Snmp Traps Options Snmp Traps Options Snmp Traps Table A-15. Snmp Traps Options 1 Link Traps Interfaces Link Traps Possible Settings Disable, Up, Down, BothTable A-15. Snmp Traps Options 2 Enterprise Specific Traps PPP Inband Management Channel ModelInband Management Channel Table A-16. Inband Management Channel Options Model Configuring and Testing Inband Management Cross Connect Mode Cross Connect Mode screen appears = Ibmc Following screen appears Configuration Options IfIndex Description Standards Compliance for Snmp TrapsSnmp Traps IfIndex Snmp Trap Description Possible Cause AuthenticationFailureWarmStart LinkUp and linkDown LinkUp/DownTvariable bindings Enterprise-Specific Traps IfType RFC 8700-A2-GB20-40 May May Front Panel 50-pin DTE Connector Pinouts Connector Pin Assignments Connector Pin Assignments Port Tip, Ring Table C-2. Rear Connector Pinouts Connector Pins Connector Pin Assignments May Technical Specifications Technical Specifications May Cross-Connection Worksheets Using the Worksheets Port Connection Diagram TS01 DSX-1 Time Slot AssignmentsTime Slot Assignments DSX-1 Port Time Slot Assignments DSX-1 Port Time Slot Assignments DSX-1 Port Time Slot Assignments DSX-1 Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments G.703 Port Time Slot Assignments Time Slot Assignments G.703 Port Time Slot Assignments G.703 Port Time Slot Assignments G.703 Port Time Slot Assignments G.703 Port Time Slot Assignments G.703 Port Time Slot Assignments G.703 Port Time Slot Assignments G.703 Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Time Slot Assignments DSL Port Snmp Index IN-2 IN-3 IN-4 IN-5 IN-6