The back of your PC is a rich source of connectivity. Ports and connectors exist for just about any device you can find, though some may be more obscure than others. In today’s USB-centric PC, it’s ...

Data sent over a network is directed through specific ports, numbered 1 through 64435. A computer uses port numbers – similar to channels on a television – to determine how network traffic should be ...

The first USB port hit the market in 1996, and the Universal Serial Bus quickly became the go-to port for connecting peripheral devices to computers. It remains a popular connection port today, with ...

My MacBook Air has two USB-C ports on it, plus a headphone jack. One of the ports has the power plug in it, the other has my ...

Port Query (PortQry.exe) is a command-line utility in the Windows operating system that you can use to help troubleshoot TCP/IP connectivity issues. The tool reports the port status of TCP and UDP ...

In this tutorial we will discuss the concept of Ports and how they work with IP addresses. If you have not read our article on IP addresses and need a brush up, you can find the article here. If you ...

Though Firewalls are necessary when your computer is connected to the Internet, they can cause problems trying to get Internet aware programs working properly. For example, if you wanted to host a ...