Scenario:

On P2IOS-XR router what is targeted LDP hellos hold time on LDP session with 10.0.1.1:0 LDP ID?

A.
90 sec

B.
10 sec

C.
3 sec

D.
8.6 sec

Explanation:
Issue on P2: show mpls ldp discovery (details).
Ps: The command show mpls ldp parameter is not Implemented.
Look at the end, you will see the hello and the holdtime values for the target
neighbour. Be careful he is asking for “targeted LDP hellos hold time”. No other
command will work!!! At the end of the show result you will see something looks
like the following:
LDP discovery sources:
Targeted Hello 10.0.2.1 -> 10.0.1.1 active, passive;
Hello: 30 sec
holdtime: 90 sec