From: Mingzhou Nie (mnie@yahoo.com)
Date: Mon Sep 09 2002 - 20:59:19 GMT-3
Becky,
Aggregate means loss of information and metric is part of them. The
reason show ip bgp still shows "2 i" is because the more specific
routes are originated in the same AS is aggregated route. In your case,
they happen in same router.
Ming
--- Becky Qiang <becky.qiang@wincomsystems.com> wrote:
> I have an aggregated route (172.16.0.0/22) advertised from routerB to
> routerA.
> A brief config as follows.
>
> Question:
> 1) In 'show ip bgp' on routerB and routerA, the aggregate route
> 172.16.0.0/22
> has no Metric value, why is that?
> 2) The 'show ip bgp 172.16.0.0 255.255.252.0 ' on routerA shows
> 'atomic-aggregate', yet, 'show ip bgp' on routerA still shows path '2
> i' for
> this route. I thought the 'atomic-aggregate' means AS information for
> the
> aggregate has been lost?
>
> RouterB#
> router bgp 2
> network 172.16.0.0 mask 255.255.255.0
> network 172.16.1.0 mask 255.255.255.0
> network 172.16.2.0 mask 255.255.255.0
> network 172.16.3.0 mask 255.255.255.0
> aggregate-address 172.16.0.0 255.255.252.0
> neighbor 10.1.1.1 remote-as 1
>
> RouterA#
> router bgp 1
> neighbor 10.1.1.2 remote-as 2
This archive was generated by hypermail 2.1.4 : Mon Oct 07 2002 - 07:43:47 GMT-3