Re: Foundry BGP inter-operability with other vendors

From: jeffrey arnold (jba@analogue.net)
Date: Tue Apr 16 2002 - 19:52:23 EDT


On Tue, 16 Apr 2002, Devon True wrote:

:: Any one know of BGP inter-operability problems/issues/gotchas with
:: vendor-C and vendor-J? Specifically BigIron machines with the
:: Management IV card and latest B2R version.

Been running foundry<->cisco BGP for almost 3 years now with only a single
major problem (cisco forwarding corrupted AS-PATH's to the foundry's), but
that was fixed about 9 months ago. (this was cisco ignoring the RFC)

We've been running foundry<->juniper BGP for about 6 months, and have
also had only one problem - watch out for ACL's on your juniper loopbacks.
If you are filtering non-bgp traffic, foundry does something that juniper
ACLs do not like, and from time to time the juniper may reset its
sessions. Opening up all TCP ports between a foundry and a juniper seems
to fix the problem. This does not manifest itself w/ foundry<->cisco or
cisco<->juniper, so it seems like some slightly non-cisco behavior on both
the foundry and juniper side. (gee, what a shock)

Overall, the foundry BGP implementation is excellent, and has been very
stable for us on everything from netIron stackables to NI800's w/ MM4's..
And of course, foundry does the cisco CLI better than cisco...

cheers,
-jba

--
 [jba@analogue.net] :: analogue.networks.nyc :: http://analogue.net



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