You Recently Completed a Network Overhaul Over the Weekend

Multiple Choice

You recently completed a network overhaul over the weekend. Everything seems to be functioning properly until you receive a swarm of help desk support requests, all originating from one specific floor in your building. After a few minutes on the phone with those affected, you determine that no one has indicator lights active on their NICs. What is most likely the problem?

A) The DHCP server has failed.
B) A gateway is incorrectly configured.
C) Static IP address settings have prevented the NIC from entering a usable state.
D) A network switch has not been powered on.