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 ...

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 ...

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 ...

I'm writting a server program, don't know how far I'll get but I'm giving it a try. What I need to do is open a new port for each user (connection). How, programaticly, do I check if a certain port is ...

If you are a network engineer or a normal user, you may need to find, open or block a virtual port, such as a TCP or a UDP port for an application. Virtual ports help you manage your network hardware ...

You could try telneting to port 139 from an outside machine. If you get anything other than an access denied, you likely have an open port.

You can never have too many USB ports on your PC. More USB ports mean more convenient avenues to hook up devices and standalone storage, which allows you to broaden your PC's overall functionality ...

Port forwarding will open specific ports used by specific services in order to make communication more seamless. UPnP can do this automatically in some cases, as outlined above, but sometimes it can ...