What are three main characteristics of mLDP that differ from RSVP-TE? (Choose three.)
A. The LSPs are built from tailend to headend
B. The LSPs are built from headend to tailend
C. It supports only P2MP LSPs.
D. It supports both P2MP and MP2MP LSPs.
E. Signaling is periodic.
F. No periodic signaling is performed.
