From: Kurt Kruegel (kurt@xxxxxxxxxxxx)
Date: Thu Jul 11 2002 - 19:25:16 GMT-3
it's weird
i set a default route pointing to the loopback of the bgp peer and
now the sites are reachable. i'll have to talk to them to make sure it's not a
band-aid
up until now i've only dealt with a provisioning engineer due to some last mile
probs
Peter van Oene wrote:
> Hey Kurt,
>
> ATT assigns inbound ACL's to their customer peering interfaces that are
> intended to match the prefix list filter they use. It is not unheard of
> for this ACL's to be borfed up. In this case, your traffic gets filtered
> on the way out, yet you still see the advertisement externally. Call them
> up and get them to send you this acl (assuming you advertise a bunch of stuff
)
>
> At 11:10 PM 7/10/2002 -0400, Kurt Kruegel wrote:
> >i'm in process of bringing up new links to at&t
> >and when i up the interfaces certain sites connected to at&t become
> >unavailible ? any ideas ?
> >if i down the unterfaces and rely on the "old" links the sites become
> >reachable.
> >i'm stuck in between until the new links are tested
> >and the aggregate is being advertised by the other provider uunet
> >
> >i'm banging my head
> >
> >new-main-gw#trace yesbank.com
> >
> >Type escape sequence to abort.
> >Tracing the route to yesbank.com (12.40.224.20)
> >
> > 1 * *
> > 2
> >new-main-gw#sh ip ro 12.40.224.20
> >% Subnet not in table
> >new-main-gw#
> >new-main-gw#sh ip bgp 12.40.224.20
> >BGP routing table entry for 12.0.0.0/8, version 7
> >Paths: (2 available, best #2, table Default-IP-Routing-Table)
> > Not advertised to any peer
> > 7018, (received & used)
> > 12.123.192.142 from 12.123.192.142 (12.123.192.142)
> > Origin IGP, localpref 100, valid, external
> > Local
> > 0.0.0.0 from 0.0.0.0 (my bgp rid)
> > Origin incomplete, metric 0, localpref 100, weight 32768, valid,
> >sourced, best
> >new-main-gw#
This archive was generated by hypermail 2.1.4 : Sat Sep 07 2002 - 19:36:26 GMT-3