I’ve never been a big fan of command line tools ... machine and the remote IP and port that is able to exchange traffic. Occasionally, you’ll see “CLOSE_WAIT” in this column, which ...

In this example, the firewall IP is IPF and the connecting client IP is IPC. The appropriate ipchains command to close the ports and log connections is: ipchains -A input -p tcp -s 0/0 -d IPF/32 ...

How to check to see what protocols and ports are associated with a given service This command can show you a reference guide which will tell you the protocols and ports used (in theory ...

If you need to delete a TCP/IP printer port, you don't need to navigate through the Control Panel and then through the printer Properties menu. Instead, you can use the command-line interface via ...

The command-line interface of your Mac lets you get into the Unix underpinning that makes Macs so powerful. Learn the top commands everyone should know to be a Mac power user. Over the years ...