It's usually not practical or affordable for every computer to have its own printer, so many businesses place standard and specialized printers in convenient locations, and then share the printers ...

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 ...

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 ...

CNET editor Dong Ngo points you in the general direction of how to access your home network remotely using a Dynamic DNS service. Former CNET editor Dong Ngo has been involved with technology since ...

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 ...

Belle Wong is a freelance writer specializing in small business, personal finance, banking, and tech/SAAS. She spends her spare moments testing out the latest productivity apps and plotting her latest ...

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 ...