[j-nsp] Missing BGP Routes

Harry Reynolds harry at juniper.net
Tue Mar 17 15:24:20 EDT 2009


Cool. Note that keep-all should have left them hidden in rib-in, which
can assist in troubleshooting such issues.

 Regards



-----Original Message-----
From: Eric Van Tol [mailto:eric at atlantech.net] 
Sent: Tuesday, March 17, 2009 12:03 PM
To: Harry Reynolds; juniper-nsp
Subject: RE: [j-nsp] Missing BGP Routes

> -----Original Message-----
> From: Harry Reynolds [mailto:harry at juniper.net]
> Sent: Tuesday, March 17, 2009 1:46 PM
> To: Eric Van Tol; juniper-nsp
> Subject: RE: [j-nsp] Missing BGP Routes
> 
> Normally an as path loop or other sanity check results in this state.
> From the config below does not seem this is the case. Perhaps add 
> keep-all, restart/soft clear session, and then display hidden. Perhaps

> something will jump out.
> 
> Does tracing show any errors when the routes are processed?  
> Unreachable next hop normally is just hidden so does not seem the case

> here. Should not matter, but I normally doe not specify peer-as for an
int group.
> Again should not break things but worth trying w/o.
> 

So, I tried tracing again and you all were correct.  There was a BGP
group on edge01 with the cluster-id of 192.168.206.129, which was
causing the route to drop.  I believe my problem with tracing was that I
was not tracing the right information and using a prefix filter under
the 'route' flag.

Thanks to all who responded.  I now know that routes with cluster-id
issues will be dropped with no addition to the RIB.

-evt


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