Contents

8Diagnostics and Troubleshooting

H

Applications Screens

8-1

H

Diagnostic Screens

8-3

H

Troubleshooting

8-5

 

Checking Alarms

8-6

 

Major Alarms

8-6

 

Minor Alarms

8-8

H

Network Problems

8-10

 

Slow Performance

8-11

 

Excessive Collisions

8-11

 

No SNMP Connection Established

8-12

 

Filters Not Working

8-12

 

IP Routing Problems

8-13

 

No PPP Traffic

8-13

 

No Response at Start Up

8-13

 

System Does Not Recognize New DSL Cards

8-14

 

Large Number of TRAPS

8-14

 

Cannot Communicate with Interface

8-14

 

Cannot Upload Configurations to a Unix Server

8-15

 

Unexpected Subnet Data

8-15

 

Cannot Communicate with 5446 RTU from MCC Card

8-15

AChecklist for Setting Up User Accounts on the MCC and DSL Cards

H Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1 H MCC User Accounts (For Telnet Terminal Access to MCC Card) . . . . . . A-1 H Reboot Card (MCC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 H DSL User Accounts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 H Reboot Card (DSL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3

BChecklist for Setting Up SNMP Features

H Setting Up SNMP Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1 MCC SNMP Community Strings and Authentication Failure Trap . . B-1 Management System Source Validation for MCC . . . . . . . . . . . . . . . . B-1 Management System Source Validation for DSL cards . . . . . . . . . . . B-2 DSL SNMP Community Strings and Authentication Failure Trap . . . B-2Enable DSL Port Traps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2 Enable/Disable Endpoint Security to 5446 RTU . . . . . . . . . . . . . . . . . . B-2

iv

November 1997

8000-A2-GB20-20

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Image 6
Paradyne 8546, 8540 manual Diagnostics and Troubleshooting