A server administrator has been given the following information from the network team in order to configure IP addresses on a new server: Network Address: 199.90.10.32/28 The network team also instructed the server administrator to use the LAST usable address on the given network. Which of the following IP address/subnet mask combinations should the server administrator use?
A) 199.90.10.49, 255.255.255.240
B) 199.90.10.47, 255.255.255.224
C) 199.90.10.47, 255.255.255.240
D) 199.90.10.48, 255.255.255.240

Question

Quizplus · Accepted Answer

The last usable address on a network is the broadcast address minus 1. The broadcast address for the given network is 199.90.10.63, so the last usable address is 199.90.10.62. The subnet mask for a /28 network is 255.255.255.240, so the correct answer is C) 199.90.10.47, 255.255.255.240.

A Server Administrator Has Been Given the Following Information from the Network