Re: defautl route in MPLS VPN

Hi Imran,

You are redistributing an OSPF default-route into BGP, and that's not the
way to inject a 0/0 in BGP.
You have to add under address family vrf in PEs the command network 0.0.0.0

router bgp 65001
 address-family ipv4 vrf VPN
  network 0.0.0.0

On Fri, Apr 15, 2011 at 2:14 PM, imran ali <immrccie_at_gmail.com> wrote:

> HI ALL
>
> R6---------------------pe1-------p-------pe2------------R7
>
>
> i want R7 to send all traffic to R6 .
>
> for that i have issued "defautl-informatin originate always " on R6
>
> below is the output. of pe1 which successfully installs route in its vrf
> table
>
> R2#SR VRF VPNB
> Routing Table: VPNB
> Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
> D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
> N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
> E1 - OSPF external type 1, E2 - OSPF external type 2
> i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
> ia - IS-IS inter area, * - candidate default, U - per-user static
> route
> o - ODR, P - periodic downloaded static route
> Gateway of last resort is 12.0.0.1 to network 0.0.0.0
> 12.0.0.0/24 is subnetted, 1 subnets
> C 12.0.0.0 is directly connected, Ethernet0/1
> 45.0.0.0/24 is subnetted, 1 subnets
> B 45.0.0.0 [200/0] via 150.1.4.4, 00:00:53
> O*E2 0.0.0.0/0 [110/1] via 12.0.0.1, 00:04:04, Ethernet0/1
>
>
> however pe2 is unable to receive this route
>
> R4#SH IP ROute VRf VPNB
> Routing Table: VPNB
> Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
> D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
> N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
> E1 - OSPF external type 1, E2 - OSPF external type 2
> i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
> ia - IS-IS inter area, * - candidate default, U - per-user static
> route
> o - ODR, P - periodic downloaded static route
> Gateway of last resort is not set
> 12.0.0.0/24 is subnetted, 1 subnets
> B 12.0.0.0 [200/0] via 150.1.2.2, 00:06:45
> 45.0.0.0/24 is subnetted, 1 subnets
> C 45.0.0.0 is directly connected, Ethernet0/2
> QUESTION : ALL ROUTES FROM CE R6 ARE PROPAGATED TO CE R7 EXCEPT DEFAULT
> ROUTE .
>
> CAN some one plz expain why ?
>
> plz test this senario and let me know if a default route is propogated end
> to end ?
>
> thanks
>
>
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Received on Mon Apr 25 2011 - 18:09:59 ART