Re: propagating routes in bgp

From: Rick Burts (burts@xxxxxxxxxxxxxx)
Date: Sun Dec 31 2000 - 10:51:22 GMT-3


   
Julie Ann

My experience is that BGP will advertise a network that is
added with a new network statement without requiring you to
clear ip bgp. There is a delay in generating the advertisement
(should not be more than 60 seconds) so some patience is needed.

Rick

Rick Burts, CCSI CCIE 4615 burts@mentortech.com
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On Fri, 29 Dec 2000, Connary, Julie Ann wrote:

> Hi,
>
> I'm working with BGP and I noticed that if I inject new routes into BGP -
> say putting in a static route and network
> statement that they do not get propagated to neighbors until I do a clear
> ip bgp * (or the specific neighbor.)
>
> Why is that? Does BGP not send updates when it has a new route in it's
> table that it has not sent to a peer if it is eligible
> to be sent to that peer? Or am I being too impatient and it takes a while
> before those automatic updates occur? I've also
> noticed the same when trying to do filtering or removing a route by
> removing the network statement. I always have to
> clear ip bgp *. I understood I only needed to do that if I was changing
> attributes or metrics.
>
> Thanks,
>
> Julie Ann
> ------------------------------------------------------------------------
> Julie Ann Connary
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