Re: xconnect

When troubleshooting MPLS, always follow the labels.

Can you do "show mpls forwarding-table" on R2, R3, R4, and R5, please?

--
Marko Milivojevic - CCIE #18427 (SP R&S)
Senior CCIE Instructor / Managing Partner - IPexpert
On Sun, Jun 16, 2013 at 11:48 PM, Mohammad Khalil <eng_mssk_at_hotmail.com>wrote:
> Hi
>
> I have established the below topology
> R1 - R2 - R3 - R4 - R5 - R6
> Where R1 , R2 , R3 resides in AS 100 and the other routers in AS 200
> I have established eBGP between R3 and R4 , OSPF is running in AS 100
> between R2 , R3 and ISIS in AS 200 between R4 , R5
> Then I have redistributed the R4 , R5 loopbacks in AS 100 , and vice versa
> for R2 , R3 loopbacks in AS 200 in order to get labels for these loopbacks
> What I have reached so far (i am trying to configure xconnect between R2
> and R5 with MPLS encapsulation) is the l2transport is up
>
> R2#sh run int s2/0
> interface Serial2/0
>  no ip address
>  no keepalive
>  serial restart-delay 0
>  xconnect 5.5.5.5 16 encapsulation mpls
>
>
> R5#sh run int s2/0
> interface Serial2/0
>  no ip address
>  no keepalive
>  serial restart-delay 0
>  xconnect 2.2.2.2 16 encapsulation mpls
>
> R2#show mpls l2transport summary
> Destination address: 5.5.5.5, total number of vc: 1
>   0 unknown, 1 up, 0 down, 0 admin down, 0 recovering, 0 standby, 0
> hotstandby
>   1 active vc on MPLS interface Fa1/0
>
> R5#show mpls l2transport summary
> Destination address: 2.2.2.2, total number of vc: 1
>   0 unknown, 1 up, 0 down, 0 admin down, 0 recovering, 0 standby, 0
> hotstandby
>   1 active vc on MPLS interface Fa1/0
>
> But no connectivity between R1 and R6 , what is missing ? I have tried to
> change the MTU to 1504 but nothing changed
>
> Thanks in advance
>
> BR,
>
>
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