Re: BGP Unsuppress map

From: Tolulope Ogunsina <togunsina_at_gmail.com>
Date: Fri, 20 Aug 2010 14:22:05 +0000

All the best Garth!
Best Regards, Tolulope Ogunsina, CCIE x2 (R&S|Sec)

-----Original Message-----
From: Garth Bryden <hacked.the.planet.on.28.8k.dialup_at_gmail.com>
Sender: nobody_at_groupstudy.com
Date: Fri, 20 Aug 2010 21:59:49
To: Carlos G Mendioroz<tron_at_huapi.ba.ar>
Reply-To: Garth Bryden <hacked.the.planet.on.28.8k.dialup_at_gmail.com>
Cc: Cisco certification<ccielab_at_groupstudy.com>
Subject: Re: BGP Unsuppress map

Heya!

Thankyou for the responses!

I actually discovered this in a lab before I posted the question, then went
back and played around a bit with very similar to your examples as you have
suggested here and yup as soon as I enabled the unsuppress map on the
neighbor that I had the filtered routes for my router began advertising all
the routes that were aggregated AND the filtered routers :-)

Ended up specifically denying the routes I wanted filtered from being
matched in the unsuppress map and solved my problem :-)

Anyhoo I must sleep now, I have a catch a flight to sydney tomorrow so I can
have my $1500US lunch on monday ;-)

Cheers,

Garth

On Fri, Aug 20, 2010 at 7:41 PM, Carlos G Mendioroz <tron_at_huapi.ba.ar>wrote:

> Based only on the feature name, I would be surprised of the behaviour
> you describe. I would think this is a bug.
>
> Do you have a small config set that shows this ?
>
> -Carlos
>
> Garth Bryden @ 20/8/2010 6:49 -0300 dixit:
>
>> Hello,
>>
>> I was previously under the impression that an un-suppress map was used to
>> unsuppress routes suppressed by aggregates but now my view of this has
>> changed, i was just wondering if I can get some clarification.
>>
>> I now believe an unsuppress map will unsuppress ANY routes that have been
>> suppressed in any way, eg if you configure a route map to filter certain
>> routes then a unsuppress map the filtered routes will be advertised again?
>>
>> Anyone else seen this behavior?
>>
>> Thanks,
>>
>> Garth
>>
>>
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> --
> Carlos G Mendioroz <tron_at_huapi.ba.ar> LW7 EQI Argentina

Blogs and organic groups at http://www.ccie.net
Received on Fri Aug 20 2010 - 14:22:05 ART

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