You’ve heard about it before: an unknown online assailant has been inundating someone in your town with bothersome messages. Luckily, even though that person’s profile may be devoid of identifying ...

In this guide we'll show you how to find your IP address. From time to time, you might need to know your computer’s IP address, of which there are actually two forms. For the uninitiated, IP simply ...

An Internet Protocol address, also known as an IP address, is a unique number that identifies a device connected to the ...

Single NAT is straightforward in dealing with port forwarding, but the problem is that many ISPs use another form of NAT ...

A number from 0 through 1023 used to identify a network service on a private IP network or the public Internet. Residing in a field in the TCP or UDP header, the port number directs packets to the ...

Also called "port mapping," port forwarding is directing traffic from the outside world to the appropriate server inside a local TCP/IP network. Internet services are identified by a standard port ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Knowing how to find your IP address is a useful skill, even if you ...