RE: [nsp] BGP default-originate

From: George Robbins (grr@shandakor.tharsis.com)
Date: Thu Jan 04 2001 - 18:25:29 EST


> From: "Bruce R. Babcock" <bbabcock@cisco.com>
> Subject: RE: [nsp] BGP default-originate
>
> I would suggest that you avoid clearing the BGP session after making
> a policy change in BGP. Clearing the BGP session disrupts routing,
> introduces lots of route flap, and depending on the frequency that
> you do this, could result in your announcements getting dampened
> elsewhere in the Internet.
>
> Soft reconfig or route-refresh is much better with route-refresh
> being more scaleable.
>
> -Bruce

Well, that would be fine, but if you try it, you'll find that these
things may resend the default route, but unfortunately don't result
in a new invocation of the route-map specified on a default-originate.

Route-maps invoked on network statements behave similarly, but
there you can at least do a "clear ip route a.b.c.d" to force
an update.

                                                George



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