Re: BGP question

From: Maneesh Chawla (coolmaneesh@gmail.com)
Date: Fri Dec 30 2005 - 06:13:55 GMT-3


either a typo or I think it can be done using local-as option....not sure

On 12/30/05, Jian Gu <guxiaojian@gmail.com> wrote:
>
> Seems that My router2 is in AS2222, how come in My router1's
> configuration,
> My router2 is in AS1111? is this a typo?
>
> On 12/29/05, supernet <supernet@comcast.net> wrote:
> >
> > I have 2 routers connect to 2 ISPs:
> >
> > ISP1 router--------My router1------My router2---------ISP2 router
> >
> >
> >
> > My router1 configuration:
> >
> > router bgp 11111
> >
> > no synchronization
> >
> > no bgp log-neighbor-changes
> >
> > network 17.11.0.0
> >
> > neighbor 69.231.141.153 remote-as 12345
> >
> > neighbor 17.11.25.11 remote-as 11111
> >
> > no auto-summary
> >
> >
> >
> > My router2 configuration:
> >
> > router bgp 22222
> >
> > no synchronization
> >
> > no bgp log-neighbor-changes
> >
> > network 17.11.0.0
> >
> > neighbor 167.13.192.145 remote-as 54321
> >
> > neighbor 17.11.25.12 remote-as 22222
> >
> > no auto-summary
> >
> >
> >
> > I noticed my router2 routing table keeps changing and caused
> connectivity
> > problems. It sometimes gets routes from ISP1 router. How does it happen?
> > My
> > router2 does not have direct session with ISP1 router. Anyone can help
> me?
> >
> >
> >
> > Here is part of the routing table on my router2:
> >
> > B 217.170.115.0/24 [20/0] via 167.13.192.145, 2w1d
> >
> > B 216.221.5.0/24 [20/0] via 167.13.192.145, 1w1d
> >
> > B 210.51.225.0/24 [20/0] via 167.13.192.145, 2w1d
> >
> > B 209.136.89.0/24 [20/0] via 167.13.192.145, 2w1d
> >
> > B 209.34.243.0/24 [20/0] via 167.13.192.145, 2w1d
> >
> > B 205.204.1.0/24 [20/0] via 167.13.192.145, 6d23h
> >
> > B 204.255.51.0/24 [20/0] via 167.13.192.145, 2w1d
> >
> > B 204.238.34.0/24 [20/0] via 167.13.192.145, 2d14h
> >
> > B 204.221.17.0/24 [20/0] via 167.13.192.145, 2w1d
> >
> > B 204.17.221.0/24 [20/0] via 167.13.192.145, 2w1d
> >
> > B 203.238.37.0/24 [20/0] via 167.13.192.145, 2w1d
> >
> > B 203.34.233.0/24 [200/0] via 69.231.141.154, 00:00:43 (why this???)
> >
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