Re: BGP filtering

From: Matt (matt_ccie_2004@yahoo.com)
Date: Fri Apr 29 2005 - 11:21:21 GMT-3


it depends on which side initiates the session as to
which side will receive the tcp port 179 traffic.
From what you say below, I am going to guess that R1
iniated the session to R2 and hence the peering came
up.

-Matt

--- Rasal Abdul Kader <rassal.rm@gmail.com> wrote:
> hi there.
>
> I would like to how can i stop two routers from
> forming a BGP
> relation. For eg: I configured R1 and R2 to form a
> BGP relation and
> then i configured an ACL to deny tcp 179 on R1
> inbound. But after a
> clear ip bgp *, R1 & R2 still formed a BGP relation.
>
> R1
> ---
>
> int e0/0
> ip add 1.1.1.1 255.255.255.255
> ip access-group 100 in
>
> router bgp 1
> neighbor 2.2.2.2 remote-as 1
>
> ip access-list ext 100
> deny tcp any any eq 179
>
> R2
> ---
>
> int e0/0
> ip add 2.2.2.2 255.255.255.255
>
> router bgp 1
> neighbor 1.1.1.1 remote-as 1
>
> Any help would be appreciated.
>
> regards
> Rasal.
>
>



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