A network administrator is getting reports of some internal users who cannot connect to network resources.
The users state they were able to connect last week, but not today. No changes have been configured on the
network devices or server during the last few weeks. Which of the following is the MOST likely cause of the
issue?


A. The client DHCP scope is fully utilized.
B. The wired network is experiencing electrical interference.
C. The captive portal is down and needs to be restarted.
D. SNMP traps are being received.
E. The packet counter on the router interface is high.