If a computer is unable to configure a valid Internet Protocol address, it can't connect to a network. If you plug a laptop directly into a modem with an Ethernet cable and receive a "No Valid IP ...

Windows comes pre-configured for Internet access via Ethernet. If your computer includes an Ethernet adapter as many do, connecting your computer to the Internet is as simple as connecting a cable.

I have a cable isp (charter) and i'm having a very weird problem.<BR><BR>on one machine, (desktop) everything's working fine.<BR><BR>on a laptop, when i ping the modem, i lose about 1% of the packets, ...

If the Windows Network Diagnostics report displays the message The connection between your access point, router, or cable modem and the Internet is broken after you run the Internet Connections ...