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 ...

Most people might figure that once you set up your network security-wise, what's done is done, and besides routine updates, ...

Data packets travel to and from numbered network ports associated with particular IP addresses and endpoints, using the TCP or UDP transport layer protocols. All ports are potentially at risk of ...

Netstat, the TCP/IP networking utility, has a simple set of options and identifies a computer’s listening ports, along with incoming and outgoing network connections. This data can be very helpful if ...

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 ...

If you're regularly moving files between your Wi-Fi-connected PC or laptop and your NAS, you can put your extra Ethernet port to use by connecting your PC directly to your NAS with a network cable.

While USB Type-C hubs are commonplace for expanding the ports on laptops and other devices, there are times when you might only need one extra port. Enter single USB-C adapters that offer up a number ...