From: Stephen Oliver (stevie_oliver@xxxxxxxxxxx)
Date: Tue Mar 12 2002 - 08:48:14 GMT-3
What are you doing to force dampening to come into effect. What do you
believe dampening does ?
Stephen.
>From: michael robertson <michael_w_2ca@yahoo.ca>
>Reply-To: michael robertson <michael_w_2ca@yahoo.ca>
>To: ccielab@groupstudy.com
>Subject: Help! route dampening problem
>Date: Tue, 12 Mar 2002 05:44:41 -0500 (EST)
>
>Hi, Group,
>
>I am doing CCIE practice kit chapter 2: A case study
>in BGP. in Question 55 about route damping.
>
>The requirement is to allow route-dampen 152.1.13.0
>network in neighbor AS. The solution is as follows:
>
>in router r3
>*************************
>router bgp 100
> no synchronization
> bgp log-neighbor-changes
> bgp dampening route-map damp
>------
>route-map damp permit 10
> match ip address 20
> set dampening 10 80 1100 120
>---------------
>access-list 20 permit 152.1.13.0 0.0.0.255
>
>-----------
>
>scenario:
>
>AS200 AS100
>R4------------------------------R3
>lo0 152.1.13.0/24
>
>*****************************
>
>
>But I never get it to work.
>
>Question 1: if i use directly
>
>*************
>router bgp 100
>bgp dampening
>***************
>
>in R3, the route will be suppressed.
>what's the difference here? I am confused. I think
>that route-map should work.
>
>Question 2. If there is a default route to 0.0.0.0 in
>R3, then i never see the route is marked as
>suppressed. As show ip bgp 152.1.13.0 always shows
>another router ( default next hop) as next hop to
>152.1.13.0 even though the route is not shown in BGP
>table.
>
>Am I missing something here or what's the right way?
>
>any help will be greatly appreciated
>
>
>Regards
>
>michael
>
>
>
>
>
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