LDP diagnostics

GLOBAL
    - oam
        - ldp-treetrace {prefix ip-prefix/mask} [max-ttl ttl-value] [max-path max-paths] [timeout timeout] [retry-count retry-count] [fc fc-name [profile profile]] [downstream-map-tlv {dsmap | ddmap}]
    - config
        - test-oam
            - [no] ldp-treetrace
                - fc fc-name 
                - no fc
                - path-discovery
                    - interval minutes
                    - no interval
                    - max-path max-paths
                    - no max-path
                    - max-ttl ttl-value
                    - no max-ttl
                    - policy-statement policy-name [...(up to 5 max)]
                    - no policy-statement
                    - retry-count retry-count
                    - no retry-count
                    - timeout timeout
                    - no timeout
                - path-probing
                    - interval minutes
                    - no interval
                    - retry-count retry-count
                    - no retry-count
                    - timeout timeout
                    - no timeout
                - [no] shutdown
            - mpls-echo-request-downstream-map {dsmap | ddmap}
            - no mpls-echo-request-downstream-map