In Windows, how do I release and renew my IP address?

1. To release your IP address in Windows NT, 2000, XP, or Vista, from the command prompt, enter: ipconfig /release
2. To renew your IP address, enter: ipconfig /renew

Also see:

• How do I determine my computer's IP address?
• In Windows, how do I configure my computer to obtain an IP address automatically?
• In Windows, how can I specify my computer's IP address?
• Using Windows in my IUB or IUPUI campus housing residence, what should I do if I'm having trouble connecting to the campus network?