Re: BGP Update-Source Question

From: Kim teu (kim.teu@gmail.com)
Date: Mon Feb 25 2008 - 01:00:44 ARST


Should be like this on R1:-

neighbor 12.12.12.12 remote-as 2
neighbor 12.12.12.12 update-source l0
neighbor 12.12.12.12 ebgp-multihop

On R2:-

neighbor 11.11.11.11 remote-as 1
neighbor 11.11.11.11 update-source l0
neighbor 11.11.11.11 ebgp-multihop

On 2/23/08, Matt Bentley <mattdbentley@gmail.com> wrote:
>
> I thought I had a really good understanding of this, but it seems I am
> wrong.
>
> I have a BGP neighbor relationship between two devices
>
> R1 (1.1.1.1) -------------> R2 (1.1.1.2)
> R1 Fa0/1 connects to R2 Fa0/1
>
> Underlying protocol for BGP transport is EIGRP
>
>
> R1 Config:
> router bgp 1
> bgp router-id 1.1.1.1
> neighbor 1.1.1.2 remote-as 2
> neighbor 1.1.1.2 update-source l0
> neighbor 1.1.1.2 ebgp-multihop
> !
> int l0
> ip add 11.11.11.11 255.255.255.0
>
> R2:
> router bgp 2
> bgp router-id 2.2.2.2
> neighbor 1.1.1.1 remote-as 1
> neighbor 1.1.1.1 update-source l0
> neighbor 1.1.1.2 ebgp-multihop
> !
> ip add 12.12.12.12 255.255.255.0
> !
>
> I can ping both the IP addresses as well as the loopback addresses. If I
> bring the neighbor relationship up first, and then issue the update-source
> option, it doesn't kill the neighbor relatinoship, however, if I bounce
> the
> interfaces, it gives the following debug. What am I missing?
>
>
> *Mar 1 00:03:43.819: BGP: 1.1.1.1 open active, local address 12.12.12.12
> *Mar 1 00:03:43.819: BGP: 1.1.1.1 read request no-op
> *Mar 1 00:03:43.819: BGP: 1.1.1.1 open failed: Connection refused by
> remote
> host, open active delayed 14770ms (35000ms max, 60% jitter)
>
>

-- 
May All Behappy!!!
www.kimteu.com


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