You are receiving 3000 SYN packets per second from multiple outside sources to the same
destination IP address in your network. You want the SYN proxy Screen option to engage when SYN
packets exceed 2000 per second, but the SYN proxy is not engaging.
What is causing the problem?

A.
The SYN packets are being sent to multiple destination ports.

B.
The alarm threshold is too high.

C.
The destination threshold is too high.

D.
The option to only generate alarms without dropping packets is set to ON.