Check which ports are open to the outside world. Helps make sure that your firewall rules are working as intended.
One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.
Thanks for help.
Are the following shells interactive shells? Are they login shells? A shell opened by clicking on the background of your graphical desktop, selecting "Terminal" or such from a menu. ¨ ¨ A shell that you get after issuing the command ssh localhost. ¨ A shell that you get when logging in to the console in text mode. ¨ A shell obtained by the command xterm &. ¨ A shell opened by the mysystem.sh script. A shell that you get on a remote host, for which you didn't have to give the login and/or password because you use SSH and maybe SSH keys. ¨
Join the community of 500,000 technology professionals and ask your questions.