From: Daniel Fredrick (dfredrick@gmail.com)
Date: Wed Jun 21 2006 - 14:29:48 ART
So you think there was a problem with the lab? I got a broken one?
Thanks,
Dan
On 6/21/06, Petr Lapukhov <petr@internetworkexpert.com> wrote:
>
> Daniel,
>
> basically,
>
> if you do a telnet to neighbor ip, port 179 from different source
> interfaces,
> and get "connection refused" all the times, it's probably a configuration
> problem at the other side. Like no "neighbor" statement at your peer,
> of ACL filter.
>
> HTH
>
> 2006/6/21, dfredrick@gmail.com <dfredrick@gmail.com>:
>
> > Hello,
> >
> > I just finish an online lab. I had trouble with getting an eBGP neighbor
> > to come up. It was a BB router, so I didn't have access to see the config.
> > Any who... I was recieving RIP updates for it. It was directly connected, on
> > the same vlan, and I could ping it.
> >
> > I tried the following and still didn't work...
> >
> > - used the ebgp 255 (just incase it was further than I thought)
> >
> > - used the update loopback0 (just incase it was peering to my loopback)
> >
> > - and stripped it down to just basics on the router...
> > (meaning, didn't have any confederations or anything... just the
> > AS it was going to peer with)
> >
> > Then I turned on all debugging for BGP...
> >
> > The only message I could get was "connection refused from remote" or
> > something like that...
> >
> > Then I turned on debug ip packet detail... to see if I was recieving any
> > packets via TCP port 179... and I wasn't... all I saw from the backbone
> > router was rip updates via 224.0.0.9.
> >
> > Then I the only last thing I could think that could prevent updates...
> > was an ACL... I looked at the whole path... no ACLs anywhere...
> >
> >
> > So what else could prevent eBGP neighbors from forming?
> >
> > Thanks,
> >
> > Daniel Fredrick
> >
> > _______________________________________________________________________
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> >
>
>
>
> --
> Petr Lapukhov, CCIE #16379
> petr@internetworkexpert.com
>
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