From: Daniel Fredrick (dfredrick@gmail.com)
Date: Wed Jun 21 2006 - 11:18:33 ART
Right... but regardless if the neighbor is up or not... I should still be
detecting that a packet is being recieved on tcp port 179.... right?
Thanks for the reply,
Dan
On 6/21/06, Bill.McKenzie@bisys.com <Bill.McKenzie@bisys.com> wrote:
>
> If the BB router thinks you are in a different AS than you are, that could
> keep you from peering.
>
>
> Bill McKenzie
> Network Support
> BISYS Fund Services
> Work: 614.428.3293
> Cell: 614.425.2370
>
> "Exceeding Client Expectations"
>
>
>
> dfredrick@gmail.c
> om
> Sent by: To
> nobody@groupstudy ccielab@groupstudy.com
> .com cc
>
> Subject
> 06/21/2006 09:57 eBGP Neighbors
> AM
>
>
> Please respond to
> dfredrick@gmail.c
> om
>
>
>
>
>
>
> 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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