Your computer network's Internet Protocol (IP) address identifies its location in cyberspace when someone sends email or other data to you over the Internet. An IP address can also identify your ...

Every machine on the the Internet has a unique number assigned to it, called an IP address. Without a unique IP address on your machine, you will not be able to communicate with other devices, users, ...

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 ...