IN THE IMPLEMENTATION OF VLSM TECHNIQUES ON A NETWORK USING A SING...

19. - CAC CAU HOI VE IP SUBNET
CAC CAU HOI VE IP SUBNET

19. In the implementation of VLSM techniques on a network using a Single Class C IP address, which

subnet mask is the most efficient for point-to-point serial link?)

A. 255.255.255.0

B. 255.255.255.240

C. 255.255.255.248

D. 255.255.255.252

E. 255.255.255.254