Re: MPLS across serial link

In order to stablish the LDP session, routers need to reach the IP they use
in LDP.
Do you have any Loopbacks on those routers?? Are those loobpack reachables
between the routers?? Check which IP is using each router to stablish de
session, and check if it's reachable.

On Tue, Aug 17, 2010 at 11:33 AM, GAURAV MADAN <gauravmadan1177_at_gmail.com>wrote:

> Hi Frnds
>
> I don't have a FR switch in between .. Just have a back to back stuff
> ( connectivity fine ; disabled keepalive ) . Following are configs :
>
> ================= R1 =================
> R1#sh run int s0/0/0
> Building configuration...
>
> Current configuration : 104 bytes
> !
> interface Serial0/0/0
> no ip address
> encapsulation frame-relay
> no keepalive
> clock rate 125000
> end
> !
>
> R1#sh run int s0/0/0.13
> Building configuration...
>
> Current configuration : 151 bytes
> !
> interface Serial0/0/0.13 point-to-point
> ip address 150.1.13.1 255.255.255.0
> snmp trap link-status
> mpls ip
> frame-relay interface-dlci 103
> end
>
> ================ R3 ====================
> R3(config)#do sh run int s0/0/0
> Building configuration...
>
> Current configuration : 113 bytes
> !
> interface Serial0/0/0
> description " to FR cloud"
> no ip address
> encapsulation frame-relay
> no keepalive
> end
>
> R3(config)#do sh run int s0/0/0.13
> Building configuration...
>
> Current configuration : 151 bytes
> !
> interface Serial0/0/0.13 point-to-point
> ip address 150.1.13.3 255.255.255.0
> snmp trap link-status
> mpls ip
> frame-relay interface-dlci 103
> end
> ===========================================
>
> R3(config)#do p 150.1.13.1
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 150.1.13.1, timeout is 2 seconds:
> !!!!!
> Success rate is 100 percent (5/5), round-trip min/avg/max = 12/14/16 ms
> R3(config)#
>
>
>
> But problem is that I am not able to establish the LDP adj . I tried
> HDLC encap .. with no luck ..
> Something special which I am missing ?
>
> Thnx
> Gaurav Madan
>
>
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Received on Tue Aug 17 2010 - 11:41:25 ART