Originally Posted by dude_se
come to think of it if you have re installed the drivers it should reset all the ip settings i think. hmm.
Not necessarily because the IP stack will only be rebuilt if you uninstall and reinstall the only NIC in the computer. Since it was a laptop, I would assume that it has both a wired and wireless connection, and unless the OP uninstalled both NICs and reinstalled both NICs, the settings would have remained.
@ OP, for XP, go into your Control Panel. Open Network Connections. Choose the Wireless connection, right-click it, and select properties. Click TCP/IP and click Properties. Make sure all settings are automatic. For Vista, open Control Panel, go to the Network and Sharing Center. On the left side, click Manage Network Connections, right-click the Wireless connection, and click Properties. Go to Internet Protocol Version 4 (TCP/IPv4) and click Properties. Make sure "Obtain an IP Address automatically" and "Obtain DNS Server Address Automatically" are both selected. Then go to a command prompt and type
After that command executes, type
Let us know if you come across any more problems.