Re: Route-Maps & Prefix-list

From: Raghav Bhargava <raghavbhargava12_at_gmail.com>
Date: Tue, 25 Jan 2011 11:30:04 -0800

I got the answer guys...

I guess we cannot see any prefixes for the route-maps the way we can see
when we create a ACL on a router .

The only thing here is that either we can check the routes which get tagged
by community that we use or the prefix-list that we use to match. Commands
are:

show ip bgp community-list xyz
show ip bgp prefix-list DIRECT

Thanks to everyone for there time

-Regards
Raghav

On Tue, Jan 25, 2011 at 11:13 AM, Max Pierson <nmaxpierson_at_gmail.com> wrote:

> Yup, sorry for the mis-understanding of your question!
>
> I'll go back to my seat now :)
>
>
> On Tue, Jan 25, 2011 at 1:06 PM, Paul Negron <negron.paul_at_gmail.com>wrote:
>
>> I believe he said that it was not applied as a local or interface
>> policy-routing configuration. I could be wrong but that is what I followed
>> so far.
>> --
>> Paul Negron
>> CCIE# 14856 CCSI# 22752
>> Senior Technical Instructor
>> www.micronicstraining.com
>>
>>
>>
>> > From: Max Pierson <nmaxpierson_at_gmail.com>
>> > Reply-To: Max Pierson <nmaxpierson_at_gmail.com>
>> > Date: Tue, 25 Jan 2011 12:42:51 -0600
>> > To: Raghav Bhargava <raghavbhargava12_at_gmail.com>
>> > Cc: Cisco certification <ccielab_at_groupstudy.com>
>> > Subject: Re: Route-Maps & Prefix-list
>> >
>> > Hi Ragav,
>> >
>> > Based on your output, you're saying "I want everything that matches
>> prefixes
>> > longer than a /31 and tag them with said community" which seems to be
>> > correct, but what exactly is this route-map for (how is it being
>> applied)??
>> > You may not be seeing any matches because what your expecting to see is
>> not
>> > getting to the route-map in the first place to even be checked against
>> your
>> > prefix list. Could you clue us in a little more on what the route-map is
>> > used for??
>> >
>> > Max
>> >
>> >
>> >
>> > On Tue, Jan 25, 2011 at 12:14 PM, Raghav Bhargava <
>> > raghavbhargava12_at_gmail.com> wrote:
>> >
>> >> Hi Experts,
>> >>
>> >> I have a stupid query.
>> >>
>> >> 1. When we configure route-maps on a router /layer 3 switch . We either
>> >> match anything or set something on it.
>> >>
>> >> For example: route-map XYZ permit 10
>> >> match ip address prefix-list DIRECT
>> >> set community x:y
>> >> !
>> >> ip prefix-list DIRECT seq 5 permit 0.0.0.0/0ge 31
>> >> le 32
>> >>
>> >> Now in this route-map i am matching a prefix-list DIRECT which actually
>> >> matches all the directly connected routes on the device. My prefix-list
>> has
>> >> been defined like that. The 3 networks are all /32's on the box..
>> >>
>> >> My question is now when i do show route-map XYZ,
>> >>
>> >> route-map XYZ, permit, sequence 10
>> >> Match clauses:
>> >> ip address prefix-lists: DIRECT
>> >> Set clauses:
>> >> community x/y
>> >> * Policy routing matches: 0 packets, 0 bytes* *>>>>> This is where i
>> am
>> >> confused. I don't see policy routing matches number as 3 which i think
>> i
>> >> should since i have 3 /32's configured on the box and my prefix-list is
>> >> also
>> >> configured for the same.*
>> >>
>> >> I may be missing something here . Kindly advise
>> >>
>> >> --
>> >> Warm Regards
>> >> Raghav
>> >>
>> >>
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>> >
>> >
>> >
>>
>>
>>
>

-- 
Warm Regards
Raghav
Blogs and organic groups at http://www.ccie.net
Received on Tue Jan 25 2011 - 11:30:04 ART

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