All client computers on your company network run Windows 7 and all servers on your company network run Windows Server 2008. The computers and the servers are members of an Active Directory Domain Services domain. A network administrator moves the Internet Information Services (IIS) server to a different network segment and configures the appropriate network settings.

Employees are unable to connect to the IIS server.

You confirm that the network settings are appropriate.

You need to ensure that all employees are able to connect to the IIS server.

What should you do?

A.
Restart the DNS Client service on the DNS servers.

B.
Restart the DNS Server service on the DNS servers.

C.
Run the nbtstat r command on the employees’ computers.

D.
Run the ipconfig /flushdns command on the employees’ computers.