[c-nsp] BGP Fast-external-fallover

[Daniel Roesen]

On Fri, Mar 11, 2005 at 02:20:42PM -0700, John Neiberger wrote:
> We're migrating from a frame relay environment to an MPLS-based VPN
> using BGP for routing. Our provider does have BGP dampening configured.
> In that sort of environment, would it be beneficial or not to use bgp
> fast-external-fallover? I can see that in the case of the circuit that
> is bouncing often that it might cause our routes to be dampened. On the
> other hand, if a circuit just takes a quick hit, which is probably more
> likely, the BGP session will re-establish quicker.

The idea of "no bgp fast-external-failover" is that the session doesn't
go down in the first place when the transit interface of the session
takes transient hits. So it's exactly what you want.


Best regards,
Daniel

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