[c-nsp] rpf failure

Paul Cosgrove paul.cosgrove at heanet.ie
Thu Apr 24 12:26:33 EDT 2008


Are you running PIM on TE1/1?

Paul.

Jay Young wrote:
> Does anyone have any pointers on how  a 7609 RSP720 running
> 122-33.SRB2 builds the rpf table.
>
> rtr3#sh ip rpf x.y.x.19
>  failed, no route exists
> rtr3#sh ip route x.y.z.19
> Routing entry for x.y.z.16/28
>   Known via "ospf xxx", distance 110, metric 13, type intra area
>   Last update from a.b.c.194 on TenGigabitEthernet1/1, 1d02h ago
>   Routing Descriptor Blocks:
>   * a.b.c.194, from a.b.c.3, 1d02h ago, via TenGigabitEthernet1/1
>       Route metric is 13, traffic share count is 1
>
>
> I would think the unicast ospf route would be used, and is for some
> routes but not this one.
>
> Thanks,
> Jay
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