Which two options are requirements for deploying an H.323 gateway with Cisco Unified Communications Manager? (Choose two.)
A. Cisco Unified Communications Manager and the H.323 gateway must be configured use the same TCP port for H.323 calls.
B. The H.245TCSTimeout timer must be set to at least 25.
C. Cisco voicemail ports must be active.
D. The Media Exchange Interface Capability Timer must be set to less than 20.
E. The Media Exchange Timer must be set to less than 20.
