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Admission Control Errors When Fast Reroute is Configured

Problem

This checklist provides the steps and commands to troubleshoot a case study about a network interoperability issue between Juniper Networks routers and another vendor’s equipment. The checklist includes links to a brief summary of admission control errors, an example network scenario, and more detailed information about the commands used to troubleshoot and resolve the problem. The troubleshooting process described in this case study should not be followed rigidly; it is a basis from which you can develop your own process to suit your particular situation. (See Table 13)

Solution

Table 13: Admission Control Errors When Fast Reroute is Configured Checklist

Tasks

Command or Action

Troubleshooting Fast Reroute Admission Control Errors Overview  

Symptom

show mpls lsp ingress extensive

Cause

Because of interoperability issues with another vendor’s equipment, multiple Path messages from a Juniper Networks T640 routing platform are sent to the other vendor’s equipment.

Troubleshooting Commands

show mpls lsp ingress extensive
show configuration protocols mpls
monitor start filename
show log filename

Configure adaptive LSPs.

Router Configuration

show configuration | no-more


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