[c-nsp] Disappearing prefixes in BGP

[Shakeel Ahmad]

Is the next-hop reachable from this router ?

*>i217.212.230.0/23 217.212.243.254          0    100      0 i
*>i217.212.242.0/23 217.212.243.254          0    100      0 i
also try debugging the withdraw messages for this peer.



Shakeel


On 8/3/06, Mikisa Richard <rmikisa at gmail.com> wrote:
>
> Hi all,
>
> Below are two outputs on the same router within a few seconds of each
> other, without changing the conf. Any idea as to why the prefixes
> 217.212.230.0/23 and 217.212.242.0/23 keep showing and then disappearing.
>
> UPLINK#show ip bgp nei 217.212.242.18 ad
> BGP table version is 40734, local router ID is 217.212.243.253
> Status codes: s suppressed, d damped, h history, * valid, > best, i -
> internal,
>              r RIB-failure, S Stale
> Origin codes: i - IGP, e - EGP, ? - incomplete
>
> Originating default network 0.0.0.0
>
>   Network          Next Hop            Metric LocPrf Weight Path
> *> 41.220.0.0/20    0.0.0.0                  0         32768 i
>
> UPLINK#show ip bgp nei 217.212.242.18 ad
> BGP table version is 40738, local router ID is 217.212.243.253
> Status codes: s suppressed, d damped, h history, * valid, > best, i -
> internal,
>              r RIB-failure, S Stale
> Origin codes: i - IGP, e - EGP, ? - incomplete
>
> Originating default network 0.0.0.0
>
>   Network          Next Hop            Metric LocPrf Weight Path
> *> 41.220.0.0/20    0.0.0.0                  0         32768 i
> *>i217.212.230.0/23 217.212.243.254          0    100      0 i
> *>i217.212.242.0/23 217.212.243.254          0    100      0 i
>
> --
> Richard
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