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Verifying an MPLS Layer 3 VPN Configuration



Verify the connectivity of MPLS Layer 3 VPNs using the ping mpls command. This command helps to verify that a VPN has been enabled by testing the integrity of the VPN connection between the source and destination routers. The destination prefix corresponds to a prefix in the Layer 3 VPN. However, ping tests only whether the prefix is present in a PE VRF table.


To a combination of a IPv4 destination prefix and a Layer 3 VPN name on the destination PE router, use the following command: