A user has received an error message when connecting to the wireless network. The error indicates the IP address being used by the user’s system is already in use. A DHCP server is used on the network. After having the user disconnect from the wireless network, the technician is still able to ping the user’s IP address. Which of the following is MOST likely the cause?
A. The user has a statically assigned IP address in the DHCP server scope.
B. The system’s local firewall is blocking SYN/ACK traffic from the DHCP server.
C. The DHCP server’s scope has been exhausted and no additional IP addresses are available.
D. The user is also connected to the wired network with a LAN cable.