Fedora 20 – How to make SSH automatically start on boot (sshd.service)

  If you are coming to Fedora from Ubuntu you may be surprised that installing the package doesn’t automatically start the SSH daemon on boot. We can change this with the following command, run as root:   systemctl  enable sshd.service   The next time you boot your SSH server should have started automatically.

XenServer 6.2: How to boot a VM to CD/DVD rather than disk

  We had a situation recently where a customer was experimenting with XenServer 6.2 and Ubuntu VMs; he accidentally powered off the VM during a distribution upgrade and the VM would only boot with a read-only filesystem. Loading an ISO into the virtual CD drive didn’t do the trick; there’s no obvious way of booting […]