Tuesday 8 January 2019

Cisco 642-997 Questions Answers

What is the grace period in a graceful restart situation?

A. how long the supervisor waits for NSF replies
B. how often graceful restart messages are sent after a switchover
C. how long NSF-aware neighbors should wait after a graceful restart has started before tearing down adjacencies
D. how long the NSF-capable switches should wait after detecting that a graceful restart has started, before verifying that adjacencies are still valid

Answer: C


Which two types of traffic are carried over a vPC peer link when no failure scenarios are present? (Choose two.)

A. multicast data traffic
B. unicast data traffic
C. broadcast data traffic
D. vPC keep-alive messages

Answer: AC

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