Which parameter in an RQNT message is used by a Cisco Unified CM to request a Cisco IOS MGCP gateway to report an on-hook event on an analog endpoint?
A. Detect Events
B. Connection Mode
C. Requested Events
D. Event States
E. Observed Events
Which parameter in an RQNT message is used by a Cisco Unified CM to request a Cisco IOS MGCP gateway to report an on-hook event on an analog endpoint?