IP addresses 172.17.x.x cannot be reached from outside our network, and that's how it's supposed to work, right? I'm in a nasty argument with one of my customers, and one of us is acting like a total ...

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 ...

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: ...

I often have to find the IP address of a machine I'm working on (or need to work on). Sometimes, I need to unblock an IP address of a machine on my network, so the machine can reach a network share ...