Cisco
352-001 · Question #746
352-001 Question #746: Real Exam Question with Answer & Explanation
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Question
The CTO of XYZ is having some high-level discussions about IPv6 implementation and is considering whether XYZ should consider the MPLS IPv6 Provider Edge approach. Which two drawbacks of the MPLS IPv6 Provider Edge approach are true? (Choose two)
Options
- AXYZ must migrate the IGP used in the MPLS core network to the multitopology IS-IS architecture
- BThe label allocation mode is per-prefix. so the label table grows as the BGP table increases
- CMPLS P routers cannot send ICMPv6 messages because they are not enable for IPv6
- DSingle RIB and FIB is required for each connected customer, so scalability issues can arise
- ESingle IGP topology must be deployed, which can cause scalability issues in the future
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