单选题A network IPS provides which of the following?（）A The layer 3 protocol on which other protocols like TCP and UDP communicate.B Enables the IPSec protocol on internal workstations.C Packet-based detection and prevention of network attacks.D Single mode
题目
单选题
A network IPS provides which of the following?（）
A
The layer 3 protocol on which other protocols like TCP and UDP communicate.
B
Enables the IPSec protocol on internal workstations.
C
Packet-based detection and prevention of network attacks.
D
Single mode IP communication for a fiber line between remote sites.