Switching the SSH listening port is an easy way to help secure remote login on your Linux servers. But when SELinux is involved, you have to take a few extra steps. Jack Wallen shows you how.

Port mirroring is a feature that duplicates network traffic from a source host’s port to a secondary host for analysis. It can be used for monitoring, troubleshooting, and analyzing network ...

Again, you should be given access to the server. How to configure the firewall Now we must configure the firewall to allow SSH connections from the WAN, but only to port 2222.