If you have a router running as part of your PC’s Internet connection setup, you may have run into some trouble when attempting to host online PC games or perform other tasks that requires ‘net ...

In normal language, a port is where ships anchor/dock and planes land. They then proceed with their journey as per schedule. In Information Technology lingo, ports are hardware and software (called ...

Port forwarding is a crucial networking technique that allows you to make a computer or device on your local network accessible to the internet, bypassing the security features of your router. This is ...

I've got a fax machine converting inbound faxes to PDFs and sending them to my email. My ISP is now blocking port 25 on their entire network, no exceptions. Port 25 is fixed in the fax firmware and ...

If your home router is mulishly refusing to work with certain Internet applications, such as online gaming, you may need https://www.pcworld.com/downloads/file/fid ...

Port forwarding lets friends connect directly to your Minecraft server, but getting it working is one of the most common headaches in self-hosted multiplayer. The problem usually comes down to one of ...

Port forwarding is a technique you'll need to use to enable certain services if you're using a router. If you don't really care how it works, you can skip this section and just find out how to do it.

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 ...