Chapter 6: Network troubleshooting using NFM-P
Overview
Purpose
This chapter provides information about troubleshooting a managed network using the NFM-P.
Contents
Troubleshooting services and connectivity
Service and connectivity diagnostics
Workflow to troubleshoot a service or connectivity problem
To identify whether a VPLS is part of an H-VPLS
To verify the operational and administrative states of service components
To verify the FIB configuration
To verify connectivity for all egress points in a service using MAC Ping and MAC Trace
To verify connectivity for all egress points in a service using MEF MAC Ping
To measure frame transmission size on a service using MTU Ping
To verify the end-to-end connectivity of a service using Service Site Ping
To verify the end-to-end connectivity of a service tunnel using Tunnel Ping
To verify end-to-end connectivity of an MPLS LSP using LSP Ping
To review the route for an MPLS LSP using LSP Trace
To review ACL filter properties
To retrieve MIB information from a GNE using the snmpDump utility
Troubleshooting using the NE resync audit function
Workflow for NE resync auditing
To clear a Frame Size Problem (MTU Mismatch) alarm
To view NE resync audit results using the NE audit manager
Troubleshooting network management LAN issues
Problem: All network management domain stations experience performance degradation
Problem: Lost connectivity to one or more network management domain stations
Problem: Another station can be pinged, but some functions are unavailable
Problem: Packet size and fragmentation issues
Troubleshooting using NFM-P client GUI warning messages
Client GUI warning message overview
To respond to a GUI warning message
Troubleshooting with Problems Encountered forms
To view additional problem information
To collect problem information for technical support
Troubleshooting using the NFM-P user activity log
To identify the user activity for a network object
To identify the user activity for an NFM-P object
To navigate to the object of a user action
To view the user activity records of an object