Cisco Certified Network Associate (200-301 CCNA) – Question109


Refer to the exhibit. Each router must be configured with the last usable IP address in the subnet. Which configuration fulfills this requirement?

A. R7#
interface FastEthernet1/0
ip address 10.88.31.127 255.255.255.192
R8#
interface FastEthernet0/0
ip address 10.19.63.95 255.255.255.240
R9#
interface FastEthernet1/1
ip address 10.23.98.159 255.255.255.224
B. R7#
interface FastEthernet1/0
ip address 10.88.31.126 255.255.255.240
R8#
interface FastEthernet0/0
ip address 10.19.63.94 255.255.255.192
R9#
interface FastEthernet1/1
ip address 10.23.98.158 255.255.255.248
C. R7#
interface FastEthernet1/0
ip address 10.88.31.127 255.255.255.240
R8#
interface FastEthernet0/0
ip address 10.19.63.95 255.255.255.192
R9#
interface FastEthernet1/1
ip address 10.23.98.159 255.255.255.248
D. R7#
interface FastEthernet1/0
ip address 10.88.31.126 255.255.255.192
R8#
interface FastEthernet0/0
ip address 10.19.63.94 255.255.255.240
R9#
interface FastEthernet1/1
ip address 10.23.98.158 255.255.255.224

Correct Answer: D