A.to make VTP easier to implement
B.to isolate broadcast traffic
C.to increase the size of the collision domain
D.to allow more devices to connect to the network
E.to logically group hosts according to function
F.to increase network security
請參見圖示,主機(jī)A ping接口S0/0的router3,什么是該ping的TTL值?()

A. 253
B. 252
C. 255
D. 254