Verify open ports on a Linux system Geetu R. Vaswani Computer, Information, Information, Internet, Linux, Network, Security August 7, 2011 1 Minute # netstat -tupnl <enter> This command will show you all the open ports on your system. Share this:TwitterFacebookLike this:Like Loading... Related Published by Geetu R. Vaswani View all posts by Geetu R. Vaswani Published August 7, 2011