Re: bgp and route filter

From: Aidan Marks (amarks@cisco.com)
Date: Mon Jan 06 2003 - 01:43:16 GMT-3


At 03:13 PM 6/01/2003, Donny MATEO wrote:

>Hi All,
>
>I got some tasks that you might be able to help.
>
>req : create a bgp peering with 1 statement. The peering should be as
>stable as possible.
>solutions : I'm thinking of using peer-group and configure the peer-groups
>to use loopback and ebgp
>multihop. will this count as a valid solution ?

peer-groups sound like a good candidate solution.

>Another general question is that when they say don't use access-list. Is
>prefix-list and as-path
>access-list considered to be access-list ?

not in my book. they all perform filtering functions but in different
ways, hence different cli and code. I would interpret not using an
"access-list" meaning do not use classic "access-list" CLI.

otherwise how else would you do it?

> If so how do you filter route distribution, without using
>an access-list on IGP (OSPF, EIGRP, RIP, ODR)?

how about prefix lists with a distribute list or in a route map?

Aidan

>Best Regards
>Donny
>
>
>
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