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Missing BGP routes after failover in a cluster with BGP Graceful Restart configured
Symptoms
  • Output of show route Clish command after cluster failover shows missing BGP routes on the Standby member in a cluster with BGP Graceful Restart configured.

  • Output of show route summary Clish command after cluster failover shows very large number of kernel routes on both Active and Standby members in a cluster with BGP Graceful Restart configured.

    Example:
    STANDBY> show route summary 
    RouteSource Networks 
    connected 8 
    kernel 4294964077 
    static 0 
    aggregate 0 
    bgp 4833 
    igrp 0 
    ospf 0 
    rip 0 
    Total 1622
    
    ACTIVE> show route summary 
    RouteSource Networks 
    connected 8 
    kernel 4294965685 
    static 0 
    aggregate 0 
    bgp 3217 
    igrp 0 
    ospf 0 
    rip 0 
    Total 1614
    
Solution
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