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A Mobile Network Operator Is Designing an NGN Backhaul and Plans

Question 514

Multiple Choice

A mobile network operator is designing an NGN backhaul and plans to migrate their legacy SDH and SONET-based transport network. The NGN network must achieve similar failover and failback times as the legacy network (50 milliseconds) . Which method does allow for similar failover and failback times on the new packet-based network?


A) BPDU
B) E-OAM
C) BFD
D) UDLD

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