An engineer is converting all gateways to SIP and wants to ensure that the device is protected from traffic with malicious intent? Which two parts must the engineer enable to protect the Cisco Unified Communications Manager from SIP attacks on any newly created SIP trunks? (Choose two.)
A. SIP Station TCP Port Throttle Threshold
B. Denial – of – Service Protection Flag
C. SIP TCP Unused Connection Timer
D. SIP Max incoming Message Headers
E. SIP Max incoming Message Size
F. SIP trunk TCP Port Throttle Threshold
