[c-nsp] Route Reflectors & Multipath

Oliver Boehmer (oboehmer) oboehmer at cisco.com
Fri Jul 31 09:28:58 EDT 2009


Dean Smith <> wrote on Thursday, July 23, 2009 22:54:

> Is there any tweak, trick or feature that enables a route-reflector
> to pass on multiple iBGP paths to clients ?
> 
> This is for a straightforward iBGP ipv4 setup (no multiprotocol bgp
> or MPLS, so no unique VRF ids etc).

until add-path is available (not sure about roadmap), you can build two
RR planes, and try to keep the individual paths on separate planes. So
RRs in plane A don't peer with RRs in plane B.. It requires manual
policies (to send paths from a RR-client to the "right" plane with the
"right" metric), so it's not a general solution.

	oli


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