You are the network administrator for Company. Company has recently upgraded its network to a 100Mbps standard and you are now in the process of removing all the old adapter and installing a new Token Ring network adapter into the Windows 2000 Professional computer. On the first computer you install the new hardware and configure the static TCP/IP protocol settings to be the same as they were for the previously installed network adapter. When you restart the computer, however, you cannot access the network. You try to ping your network adapter's TCP/IP address locally. You receive the following error message: "Request timed out." You want to enable the computer to communicate on the new network.
What should you do? （）

Exhibit： 

You are the network administrator for Company. You wish to upgrade the 100 computers in the main office from Windows 98 to windows 2000 Professional. By using Setup Manager you create an Unattend.txt file. The hardware configuration of each computer is identical. You run a test by upgrading one of the computers. As part of the upgrade you will be changing the computer names for the 100 computers and you will be configuring the computers to use DHCP. When you attempt to upgrade the remaining computers， you receive the message shown in the exhibit. You want to complete the automated installation on the remaining Windows 98 computers.
What should you do？（）