An Administrator Has an Aggregation Layer of 8325CX Switches Configured

An administrator has an aggregation layer of 8325CX switches configured as a VSX pair. The administrator is concerned that when OSPF network changes occur, the aggregation switches will respond to the changes slowly, and this will affect network connectivity, especially VoIP calls, in the connected access layer switches. What should the administrator do on the aggregation layer switches to alleviate this issue?

A) Implement route aggregation
B) Implement bidirectional forwarding detection (BFD)
C) Reduce the hello and dead interval timers
D) Implement graceful restart

Correct Answer:

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