RE: Lab1 Cisco r&s Prac Labs - BGP

From: jean.paul.baaklini@accenture.com
Date: Fri Sep 10 2004 - 06:06:08 GMT-3

Hi,

I'm using static NAT , something like:
 ip nat outside source static udp 172.16.0.1 520 224.0.0.9 520 .

Thanks

-----Original Message-----
From: James [mailto:james@towardex.com]
Sent: 10 September 2004 09:48
To: Baaklini, Jean paul
Cc: ccielab@groupstudy.com
Subject: Re: Lab1 Cisco r&s Prac Labs - BGP

On Fri, Sep 10, 2004 at 10:29:54AM +0200,
jean.paul.baaklini@accenture.com wrote:
> Hi Everyone,
>
> Working on lab 1 of these new Cisco press labs, I've noticed that I
> couldn't establish any BGP session (nor ping) between R2 and R3 unless
I
> disable the Natting configured to allow RIP to unicast its updates.
>
> It looks like all the traffic coming from R2 172.16.0.1 is natted to
> 224.0.0.9. that makes communications other than RIP impossible.
>
> I thought that when specifying UDP port 520, only traffic matching
> 520/UDP would be translated.

Can you show us your NAT configuration please? Including the ACL you are
using to match the interesting traffic to nat w/

Thanks,
-j 

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