There are many reasons why you might need to determine what process is using a particular port or, conversely, what port(s) a particular process has open. There are also a number of tools such as lsof ...

You can’t manage what you don’t know. Whether you’re tweaking the performance of your network or preparing for a major upgrade, you can set the stage for a ...

If you’ve ever run a game server or used BitTorrent, you probably know that life is easier if your router supports UPnP ...

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 ...

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 ...

Port forwarding or Port mapping is the process through which external traffic from the Internet can connect to a computer within a private network. In this post, we will learn how to port forward a ...