Re: BGP :: Route-maps

From: Christian C. Aguillo (chris_aguillo@xxxxxxxxxxx)
Date: Sat Jan 05 2002 - 11:05:09 GMT-3


   
Hi Shiju,

The other routes [ non 9.0 ] are being denied from being included in the
network you tagged as no-export. Thus, they still contain the community-list
they have before the route-map.You are just manipulating one of the
properties of the network being advertized.

Probably you are thinking of the other routes being denied in the
advertisement process. This scenario/policy needs another logic/command in
the route-map.

HTH and Mabuhay!!!!
Chris

----- Original Message -----
From: "Shiju Joseph" <shijuj@cisco.com>
To: <ccielab@groupstudy.com>
Sent: Saturday, January 05, 2002 3:56 PM
Subject: BGP :: Route-maps

> Hi,
>
> I understand route-maps looks for the next
> statement if it doesn't match the first one.
>
> So, while using as-path lists, and metric, I
> saw many exampls, where they add a second statment
> so that other routes will not get denied.
>
> But what about the following config ?
>
> =======================================
> router bgp 100
> neighbor 152.1.11.2 remote-as 300
> neighbor 152.1.11.2 send-community
> neighbor 152.1.11.2 route-map Com out
> !
> access-list 98 permit 152.1.9.0 0.0.0.255
> !
> route-map Com permit 10
> match ip address 98
> set community no-export
> !
> ========================================
>
> Here, the peer router is adding community to
> 9.0 net and also accepts other routes.
>
> Why the other routes are not getting denied,
> because they doesn't match the route-map statement ?
>
> Is that I am miising some basic concept ! ?
> The question is, is it always required to add a statement
> to permit non-interesting traffic ?
>
> Thanks
> Shiju
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