Diagnose connectivity issues with the Linux ping command One of the most fundamental diagnostic tools for networked connectivity is the ping command.
How to change a hostname in Linux Use the hostnamectl command to change your hostname on a Linux computer.
Monitor your Linux server with Checkmk Install Checkmk, the monitoring tool from tribe29, to monitor servers and network devices
Access OpenVPN from a client computer After building your own VPN on Linux, it's time to finally use it.