A service provider plans on implementing IPv6 using 6PE. What are two drawbacks of the 6PE approach? (Choose two.)
A) The MPLS routers should have IPv6 enabled before they can respond to ICMPv6 messages.
B) The label allocation modeis per-prefix so the label tablegrows as the BGP table increases.
C) A single RIB and FIB is required for each connected customer so scalability issues can arise in the future.
D) It is a disruptive way to introduce IPv6 into an existing MPLS service.

Question

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The Answer of A service provider plans on implementing IPv6 using 6PE. What are two drawbacks of the 6PE approach? (Choose two.)
A) The MPLS routers should have IPv6 enabled before they can respond to ICMPv6 messages.
B) The label allocation modeis per-prefix so the label tablegrows as the BGP table increases.
C) A single RIB and FIB is required for each connected customer so scalability issues can arise in the future.
D) It is a disruptive way to introduce IPv6 into an existing MPLS service.

A Service Provider Plans on Implementing IPv6 Using 6PE