A network administrator is creating a subnet that needs a maximum of two networks in the DMZ. Which of the following subnet masks should the administrator use?
A) 255.255.0.0
B) 255.255.255.0
C) 255.255.255.128
D) 255.255.255.254

Question

Quizplus · Accepted Answer

The subnet mask 255.255.255.128 allows for two subnets, as it provides one additional bit for subnetting beyond the default /24 mask, resulting in two subnets with 126 usable host addresses each.

A Network Administrator Is Creating a Subnet That Needs a Maximum