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 ...

Every computer connected to the Internet has a unique Internet Protocol (IP) address that identifies the device to other computers, allowing the user to browse the Web and access other online services ...

Learn how the internet works with a simple guide on DNS, IP addresses, and routing—explained clearly to show how online ...

Locating your computer's IP address may sound tricky, but it's actually quite simple. In today's digital world, knowing how to find this crucial piece of information can be really helpful, whether you ...

IP addresses are like opinions… everyone has one. But not every IP address is created equal. Some IP addresses are dynamic, which means they automatically change, based on router settings. Also: ...

Breaks down the five IP address classes in order to explain how they manipulate TCP/IP protocol functionality Before two or more computers can communicate with each other, a set of rules has to be in ...

This tip is excerpted from "Network troubleshooting and diagnostics," Chapter 4 of The Shortcut Guide to Network Management for the Mid-Market, written by Greg Shields and published by ...

I have a user who's machine is not pingable on our network, using computer hostname or associated IP. However, in troubleshooting this, I see that the IP the machine actually has does not resolve to ...

Your computer's IP address, the string of numbers used to identify your computer online, can be found in Windows easily. You usually don't need to know your IP address, and it's usually assigned ...

In an upcoming blog I expect to write about configuring a home router, which requires logging on to it. This, in turn, requires knowing the IP address of the router. Non-techies typically don’t know ...