From: groupstudy email (groupstudy@gmail.com)
Date: Mon Nov 03 2008 - 01:07:41 ARST
Thanks for all the answers! I see now what I have to do.
On Sun, Nov 2, 2008 at 3:00 AM, Fahad Khan <fahad.khan@gmail.com> wrote:
> Dear Fellow,
>
> AS-path prepending must be configured *outboud* to take effect, since it
> influences the traffic coming *inbound* to an AS.
>
> regards,
> On 11/1/08, groupstudy email <groupstudy@gmail.com> wrote:
>
>> Hey Guys,
>>
>> Can anyone explain why the best path is the best path. As I understand
>> it,
>> ebgp is preferred over ibgp (AD of 20 for ebgp versus 200 for ibgp).
>>
>> I have configured a route map to prepend ASs (AS-path prepend 65218 65218
>> 65218) on router1 and applied it inbound to the ebgp neighbor, but still
>> this path is not preferred even though the AD of 20.
>>
>> There is no other config that would direct traffic to the internal
>> neighbor.
>>
>> router1(config)#do sh ip bgp 10.70.0.0
>> BGP routing table entry for 10.70.0.0/23, version 63710
>> Paths: (2 available, best #1, table Default-IP-Routing-Table)
>> Not advertised to any peer
>> 65501 65000 65000 50002
>> 10.70.128.65 from 10.70.128.65 (10.70.97.14)
>> Origin incomplete, metric 0, localpref 100, valid, internal, best
>> 65218 65218 65218 65218 12641 65006 65006 65006 50002
>> 10.70.128.35 from 10.70.128.35 (213.15.219.7)
>> Origin incomplete, localpref 100, valid, external
>> router1(config)#
>>
>>
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>
>
> --
> Fahad Khan
Blogs and organic groups at http://www.ccie.net
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