If you receive the message: "Windows System Error - A duplicate name exists on the network", this means there is another computer with the same name as your computer's on ResNet. Having a duplicate name on the network will not cause you problems with Internet connectivity, but this message will continue to appear.
To change your name on the network:
1. Right click on your My Computer icon and select Properties.
2. Select the tab labled Computer Name and click on the Change button.