Implementing Cisco Enterprise Advanced Routing and Services (ENARSI) — Question 42

What are two functions of LDP? (Choose two.)

Answer options

• A. It advertises labels per Forwarding Equivalence Class.
• B. It uses Forwarding Equivalence Class.
• C. It is defined in RFC 3038 and 3039.
• D. It requires MPLS Traffic Engineering.
• E. It must use Resource Reservation Protocol.

Correct answer: A, B

Explanation

Option A is correct because LDP is responsible for advertising labels associated with each Forwarding Equivalence Class for efficient routing. Option B is also correct as LDP employs Forwarding Equivalence Classes to manage label switching. Options C, D, and E are incorrect as they do not accurately describe the primary functions of LDP.