[c-nsp] All RRs down

Sascha E. Pollok nsp-list at pollok.net
Mon May 10 02:57:27 EDT 2010


Hello Nam,

> I have a small network running IBGP with 2 designated route reflectors.
> Everything now is working fine. My question is that, if the 2 RRs are down
> for some reasons, can other routers in the cluster keep forwarding packets
> during the down time of RRs? In other words, will routing table or
> forwarding table of a router remain unchanged if its RRs go down?

no, as your BGP routes would go away. This is why redundant route 
reflectors are a must.

Sascha


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