Enabling Dynamic BFD to Monitor an mLDP P2MP Tunnel

Dynamic BFD for mLDP P2MP tunnel can detect the primary tree faults of a P2MP tunnel only after this function is enabled.

Perform the following steps on each root and leaf node:

Run system-view
The system view is displayed.
Run bfd
The BFD view is displayed.
Run quit
The system view is displayed.
Run mpls
The MPLS view is displayed.
Run mpls mldp bfd enable
Dynamic BFD is enabled to monitor an mLDP P2MP tunnel.
Run mpls mldp p2mp bfd-trigger-tunnel all
A policy is configured to dynamically establish a BFD session to monitor an mLDP P2MP tunnel.
Run commit
The configuration is committed.