Which of the following conditions are necessary in order for service labels to be signaled between two PE routers? (Choose 3)
A . LDP must be enabled on both PE routers.
B . RSVP must be enabled on both PE routers.
C . Traffic engineering must be enabled in the IG
E . The VC-ID must match between the two PE routers in both directions.
F . The transport tunnel must be operationally up between the two PE routers in both directions.
G . The SDP ID must match between the two PE routers in both directions.
Answer: A,D,E