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Cisco 642-447 Exam
Which two are requirements for configuring a gatekeeper-controlled intercluster trunk? (Choose two.)

A.
The assigned name must be unique within the cluster.

B.
The Cisco Unified CallManager group in the assigned device pool will determine which Cisco Unified CallManager systems register with the gatekeeper.

C.
RSVP must be enabled to provide CAC between clusters.

D.
The gatekeeper must be defined in Cisco Unified CallManager before the intercluster trunk is added

Explanation:

Topic 9, DRS