Nokia Certified Network Associate – IP/MPLS Services — Question 13

Which of the following statements about Route Distinguishers (RD) is FALSE?

Answer options

• A. An RD is prepended to an IPv4 prefix to form a VPN-IPv4 prefix.
• B. An RD is used to indicate the VPRN service to which a route update is relevant.
• C. A unique RD value is assigned to each VPRN service.
• D. An RD is a 64-bit value.

Correct answer: B

Explanation

The correct answer is B because an RD is not used to indicate the specific VPRN service for a route update; rather, it serves to distinguish between different VPNs. Options A, C, and D are accurate descriptions of the functions and characteristics of Route Distinguishers.