I'm changing my hostname on a server running Ubuntu and I read in an article that when you change your hostname it's one of the only times you need to reboot linux. Is this true? As everything seems to run fine after running :
This article will explain how to establish a SSH connection to Ubuntu through the firewall and using a different port other then 22. I have set up a Ubuntu virtual machine in Virtualbox and I am running a Windows 7 workstation.
From the Ubuntu vi…
It’s 2016. Password authentication should be dead — or at least close to dying. But, unfortunately, it has not traversed Quagga stage yet. Using password authentication is like laundering hotel guest linens with a washboard — it’s Passé.