Press "Windows-R" to open a Run box. Type "cmd" -- without quotes here and throughout -- in the "Open" field, then press "Enter." If a User Account Control message displays, click the "Yes" button. A ...

A Port basically serves as an interface between your computer and the internet or other computers in the network. Every communication over the web is exchanged using these ports, so they are an ...

Remote Desktop allows you to access your computer from a different computer. You can open the Remote Desktop port only on your computer to allow it to be accessed only on your local network or open it ...

Portmaster isn’t just a cross-platform network monitor — it’s also a very powerful security tool that can help to lock down your desktops and block things like ads, trackers and malware. I’ve been ...

Open ports in any system are meant to accept network packets that can compromise the security of the computer to a great extent. For security issues, ports that are unused are generally closed by a ...

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 ...

10 ways to check ports in Linux to help troubleshoot systems Your email has been sent System and network troubleshooting often involves checking and obtaining information about ports to ensure ...