How can you configure an MGCP gateway so that it is controlled by the Cisco Unified CallManager?

A.
Use the mgcp-gateway voip srcadd gateway command to bind the gateway to the Cisco Unified
CallManager.

B.
Configure the MGCP gateway in the Cisco Unified CallManager; the gateway will automatically be sent a configuration.

C.
Use the telephony-service ccm-compatible gateway command to enable the Cisco Unified CallManager to control the gateway.

D.
The Cisco Unified CallManager and the MGCP gateway are peers; the Cisco Unified CallManager does not control MGCP gateways.

E.
Configure the gateway on the Cisco Unified CallManager, configure the gateway for MGCP, and define the Cisco Unified CallManager as the call agent on the gateway.