[c-nsp] BGP Memory on a 6500

Phil Mayers p.mayers at imperial.ac.uk
Wed Oct 4 06:06:01 EDT 2006


Mattias Eliasson wrote:
> My .02,
> Could you not have a neighbour statement that detailed peers that where 
> prefered to be shutdown when memory is low?
> So, you would not get CEF shutdowns etc etc.
> 
> Default would be "memory-shortage-shutdown never" and opt would be 
> "memory-shortage-shutdown order X" where x is a number detailing which 
> peer to be shutdown in which order.

Wouldn't work. We're discussing FIB i.e. forwarding paths, not RIB i.e. 
BGP neighbours. Each neighbour for a full feed provides all the paths, 
so shutting down a BGP neighbour doesn't reduce the FIB load, just moves 
some next-hops for some paths.


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