Due to wide network expansion, you've decided to upgrade your network by configuring a DHCP server. The network uses Linux, Windows, and Mac OS X client systems.
You configure the server to distribute IP addresses from to . You use the subnet mask of .
After you make all the setting changes on the DHCP server, you reboot each client system, but they are not able to obtain an IP address from the DHCP server.
Which of the following explains the failure?
a The DHCP server is not properly configured.
b The subnet mask is incorrect.
c The DHCP scope range is not properly defined.
d There is a network connectivity issue between the clients and the DHCP server.