Re: Routing issue

From: Nick Griffin (ngriffin@sio.midco.net)
Date: Thu May 25 2006 - 20:42:46 ART


how about posting a show ip bgp x.x.x.x for one of your disappearing
networks.

Vishal Patel wrote:
> Hi,
>
> Iam filtering routes in OSPF , iam only taking a default.
>
> But in BGP iam accepting all the networks.
>
> But my routing table keeps on changing , it installs all the routes via IBGP
> and then in next movement it shows only default learned from OSPF.
>
> Is this an IOS bug or Iam making any mistake ?
>
> Cheers
>
> Vishal
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of KC
> Sent: Thursday, 25 May 2006 5:15 PM
> To: Vishal Patel
> Cc: ccielab@groupstudy.com
> Subject: Re: Routing issue
>
> the reason is here that u r publishing same routes to OSPF we well as BGP.
> That is not correct, U are also in process of publishing Serial interface
> routes to both as well.
>
>
>
>
>
> On 5/24/06, Vishal Patel <vpatel@accessproviders.com.au> wrote:
>
>> Hi all,
>>
>> Iam facing a weird problem.
>>
>> I have a router running ospf and ibgp.
>>
>> And i have a distribute-list which allows only a default route from
>> the neigbour in ospf domain.
>>
>> And Iam accepting all the internal routes via IBGP.
>>
>> My routing table should show the internal routes via IBGP with the
>> metric of 200.
>>
>> But the problem happening is the routing updates are continously
>> changing between ospf and bgp.
>>
>> for a movement I get only default route via ospf and next movement I
>> get all the internal routes via IBGP.
>>
>> As soon as remove distribute-list from ospf and accept the whole
>> network via ospf , the things are stable.
>>
>> Well i also have more ospf neigbour , to a different router but it
>> has higher cost and it never appears in the routing table.
>>
>> Any ideas ?
>>
>> Cheers
>>
>> Vishal
>>
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