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I cannot mpls ping....

nozomiislove
Level 1
Level 1

i configured mpls network,

 

and router has mpls table, but i cannnot ping... (router 1 → router 2)

 

what is problem?

 

i will upload my config and network map.

 

please help me.

3 Replies 3

Harold Ritter
Cisco Employee
Cisco Employee

Hi @nozomiislove ,

 

You need to change the PEs (R3 and R8) loopback interface addresses to 255.255.255.255 (/32). This is a requirement for MPLS VPN. 

 

Regards,

Harold Ritter
Sr Technical Leader
CCIE 4168 (R&S, SP)
harold@cisco.com
México móvil: +52 1 55 8312 4915
Cisco México
Paseo de la Reforma 222
Piso 19
Cuauhtémoc, Juárez
Ciudad de México, 06600
México

Harold Ritter
Cisco Employee
Cisco Employee

Hi @nozomiislove ,

 

I just noticed that you are using BGP between R5 and R6, which means you don't have an end to end LSP between R3 and R8, as BGP is not advertising labels by default. You would need to use BGP label unicast to complete your design. For this, you need to add the following commands on R5 and R6:

 

R5:

router bgp 2

neighbor 10.0.0.2 send-label

 

R6:

router bgp 3

neighbor 10.0.0.1 send-label

 

Regards,

Harold Ritter
Sr Technical Leader
CCIE 4168 (R&S, SP)
harold@cisco.com
México móvil: +52 1 55 8312 4915
Cisco México
Paseo de la Reforma 222
Piso 19
Cuauhtémoc, Juárez
Ciudad de México, 06600
México

thank you.

I retry it, and success.  

 

thank you.