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, ...

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 ...

While the FPC connector on the Raspberry Pi 5 makes it possible to add hardware like PCIe NVMe adapters, a whole bunch of USB ports, or extra Ethernet ports, it’s worth keeping in mind that the ...

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 ...

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 ...