Add Yahoo as a preferred source to see more of our stories on Google. If you know the IP address, enter it on ARIN WHOIS to view ownership. To find an IP address, open Command Prompt and enter: ping ...

If you have a DSL line in your office and use a DSL modem to connect your business computers to the Internet, you might need to use the modem's Internet Protocol address. If you don't know the IP ...

The network adapter you're trying to change the IP for named "local area connection". It could also be named as "local area connection 2" or "wireless network connection". Look in your control panel ...