Cisco BPX-BXM-155-8DX Installation And Configuration Manual page 19

Troubleshooting SONET Automatic Protection System
APS Configuration Problems
Operational Problems
BME Connection Diagnostics
Troubleshooting VSI Problems
Release 9.3.0, Part Number 78-10674-01 Rev. D0, July 2001
Displaying the Status of Cards in the Node
System Troubleshooting Tools
User-initiated Tests
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Loopback Tests
29-6
Connection Testing
29-7
External Device Window
Introduction
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Not Able to Correctly Set Up APS 1+1 Line Redundancy Configuration
Unable to set up APS 1:1 line redundancy configuration
Operator information about APS architectures
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Initial Investigation of APS Switch Operations
Unable to perform APS external switch after forced or manual APS switch
APS manual switch to a line does not occur right away
Switch occurs after lockout issued
APS switch made to a line in alarm
Reverse switch
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APS switch occurs at the same time as a yred switch
APS switch occurs after issuing an APS clear switch
APS Switch Occurs even though APS Forced switch in effect
APS line is failing to switch
Large cell loss when performing a front card switchover
APS service switch description
APS line does not seem to switch and active line is in alarm
BXM backcard LED green and yellow indications
BXM Port LED states
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How Channels are Allocated and Deallocated
How Networking Channels are Allocated
How Automatic Routing Management Channels are Allocated/Configured
How SVC Channels are Allocated and Configured
How VSI Channels are Assigned for VSI Master to Slave VCs
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Cisco BPX 8600 Series Installation and Configuration
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Contents
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