A port is a numeric identifier for software that runs on a computer, like Web server or email server software. When a port is open, it's accepting connections from the outside world. It's not uncommon ...

An Always On USB port is a handy feature, but it's not always easy to spot. We explain what it does and how to identify your USB ports with confidence.

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 ...

One tiny port can replace your router, dock, and graphics card.

Many laptop brands have removed ports in favor of slim and lighter designs. The current-gen laptop offers limited ports which makes it inconvenient to connect multiple devices. Thanks to USB hubs, ...

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 ...

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 ...

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 ...

When visiting the eBay.com site, a script will run that performs a local port scan of your computer to detect remote support and remote access applications. Many of these ports are related to remote ...