RE: Default Route NOT received - why?

From: Shaughn Smith <Shaughn.Smith_at_mtnbusiness.co.za>
Date: Wed, 8 Jul 2009 11:15:15 +0200

That's what I was thinking. Try it and see

CCIE#23962 (SP)

-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of backbone systems
Sent: Wednesday, July 08, 2009 11:10 AM
To: Alexandre Oliveira
Cc: ccielab_at_groupstudy.com
Subject: Re: Default Route NOT received - why?

may be u r using an older IOS and u need a default route in ur PE
routing table (IGP/static NULL) to advertise a default route to
CE....just a check

On Tue, Jul 7, 2009 at 11:32 PM, Alexandre Oliveira<busa_at_uol.com.br> wrote:
> Fellows,
>
> I have a problem here where my BGP session sends default route to CE but he
> doesn't receive it. The topology is as follows:
>
> PE1-(.30)------(.29)-CE
>
> PE1 have a BGP session against direct connected interface, IP address
> 200.0.0.29/30:
> [PE]
> router bgp 6100
> neighbor 200.0.0.29 remote-as 64990
> neighbor 200.0.0.29 local-as 6100 no-prepend
> neighbor 200.0.0.29 ebgp-multihop 5
> neighbor 200.0.0.29 password cisco
> neighbor 200.0.0.29 update-source Vlan25
> neighbor 200.0.0.29 version 4
>
> add ipv4
> neighbor 200.0.0.29 activate
> neighbor 200.0.0.29 send-community
> neighbor 200.0.0.29 default-originate
> neighbor 200.0.0.29 remove-private-as
> neighbor 200.0.0.29 soft-reconfiguration inbound
> neighbor 200.0.0.29 maximum-prefix 2000 90 restart 5
>
> [CE]
> router bgp 64990
> no synchronization
> bgp router-id 200.189.254.2
> bgp log-neighbor-changes
> network x.x.x.x
> network y.y.y.y
> neighbor 200.0.0.30 remote-as 6100
> neighbor 200.0.0.30 password cisco
> neighbor 200.0.0.30 ebgp-multihop 2
> neighbor 200.0.0.30 update-source FastEthernet0/1
> neighbor 200.0.0.30 send-community
> neighbor 200.0.0.30 soft-reconfiguration inbound
> no auto-summary
>
> I see at PE's side all routes for X and Y networks. I also see the result of
> sent routes:
> ---
> Originating default network 0.0.0.0
>
> Network Next Hop Metric LocPrf Weight Path
>
> Total number of prefixes 0
> ---
>
> However, Customer (CE) doesn't receive this route (0.0.0.0).
> Clear, reconfiguration, restart and so one was tried before.
>
>
> Any ideas?? Could be a IOS bug?
>
> Thanks!
>
> Alexandre Oliveira
> CCIE# 24499 (Service Provider)
>
>
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Received on Wed Jul 08 2009 - 11:15:15 ART

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