From: Edison Ortiz (edisonmortiz@gmail.com)
Date: Mon Jun 18 2007 - 00:50:51 ART
route-map TO-R2 won't find any match on the prefix-list since the routes are
suppressed.
The unsuppress takes place after that. It's the order of precedence.
__
Edison Ortiz
(Routing & Switching, CCIE # 17943)
----- Original Message -----
From: "Alan Ewer" <acewer64@gmail.com>
To: "Tarun Pahuja" <pahujat@gmail.com>
Cc: <ccielab@groupstudy.com>
Sent: Sunday, June 17, 2007 9:57 PM
Subject: Re: BGP Route-Maps and UNSUPPRESS maps
> Hi Tarun.
> Thanks for the response.
>
> This example specifically talsk about aggregates and suppress-maps.. I
> have
> seen something "weird" with an unsupress map in combination with an
> outbound
> route-map as a prefix filter..
>
> specifically
>
> if i have on R1
> router bgp 100
> aggregate address 1.0.0.0 255.0.0.0 summary-only
> nei 1.1.1.2 unsuppress-map UNSUPRESS
> nei 1.1.1.2 route-map TO-R2 out
>
> route-map UNSUPRESS permit 10
> route-map TO-R2 deny 10
> match ip address prefix VLAN3
> route-map TO-R2 permit 100
> ip prefix-list VLAN3 permit 1.1.3.0/24
>
>
> i am still seeing 1.1.3.0/24 appear on R2 ??
> so it seems that the route-map is over-riden by the supress map...
> How i got around it was to add the "deny vlan3" configuration to the
> unsupress map
> ...
>
> which made the UNSUPRESS route map look like
> route-map UNSUPRESS deny 5
> match ip add pref VLAN3
> route-map UNSUPRESS permit 100
>
> Regds
> Alan E
> Brisbane Oztralia
>
>
> On 6/18/07, Tarun Pahuja <pahujat@gmail.com> wrote:
>>
>> Alan,
>> The following Link talks about the impact of supress map on
>> other configurations.
>>
>> http://www.cisco.com/warp/public/459/aggregation.html#suppmap
>>
>> Thanks,
>> Tarun
>>
>>
>> On 6/17/07, Alan Ewer <acewer64@gmail.com> wrote:
>>
>> > Hi .
>> > Sorry if this has been asked before. But !!
>> > Is there some reason why a Unsupress map will overrode an outbound
>> > router
>> > map when applied to a neighbour ?
>> >
>> > Regds
>> > Alan E
>> > Brisbane Oztralia
>> >
>> > _______________________________________________________________________
>> > Subscription information may be found at:
>> > http://www.groupstudy.com/list/CCIELab.html
>> >
>>
>>
>>
>> --
>> Tarun Pahuja
>> CCIE#7707(R&S,Security,SP,Voice,Storage),CCSI
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
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