Re: RIB failure in BGP

From: Andy Hogard (andyhogard@gmail.com)
Date: Sat Dec 13 2008 - 09:11:42 ARST


There you go, one such command:

"*distance **distance ip-address* *wildcard-mask* [*ip-standard-acl
*|*ip-extended-acl
*|* access-list-name*] "

It should be there under ther router ospf process ya!

Cheers!

On Sat, Dec 13, 2008 at 4:18 PM, olumayokun fowowe <olumayokun@gmail.com>wrote:

> Hello Andy,
>
> Thanks, 'gues I have forgotten that. Supposing I want to advertise the
> loopbacks in IGP as well as with the network command in my BGP without RIB
> failure, what do you advise? How do I twick the admin distance, from my IGP
> or from BGP?
>
> 'Mayokun
>
>
> On 12/13/08, Andy Hogard <andyhogard@gmail.com> wrote:
>>
>> Hmm,
>>
>> Well the reason for rib failed routes is this:
>>
>> EBGP AD is 20
>> IBGP AD is of 200
>>
>> Any other IGP falls between 30 and 200, meaning OSPF, RIP ..et all. Hence
>> what rib failed routes indicate is that the since there exists a source
>> which is more relaible than Ibgp advertisments, the routes will be marked as
>> rib failed routes in the BGP table, and in the routing tables for these rib
>> failed prefixes you will see routes via other IGP. :)
>>
>> To fix this one must not advertise these routes, in an AS via BGP .. I
>> mean local links within an AS are not advertised in BGP, but yes if you want
>> to send these out of the AS sure use BGP. Mind you rib failed routes do not
>> indicate that they wont get advertised to EBGP peers.
>>
>>
>> HTH,
>> Andy.
>>
>> On Sat, Dec 13, 2008 at 2:40 PM, olumayokun fowowe <olumayokun@gmail.com>wrote:
>>
>>> Hello Guys,
>>>
>>> I have a question here. RouterA is peering with RouterB and RouterC with
>>> RouterA being the route-reflector. I have advertised the loopbacks( /32)
>>> on
>>> my A and B routers to bgp with the network command but I keep having them
>>> with rib failure in my bgp table ( r>ix.x.a.a/32
>>>
>>> r>ix.x.b.b/32
>>>
>>> Please, what is the likely cause of this and how do I resolve the
>>> situation?
>>>
>>> Thanks all,
>>>
>>> 'Mayokun.
>>>
>>>
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>>
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>
>

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