Fedora 22 won't let me install the old nxserver 3.5 and other rpms. So back to FreeNX for now.
- sudo yum install freenx nxagent
- sudo /usr/libexec/nx/nxsetup --install --setup-nomachine-key
Then you can use this in /etc/nxserver/node.conf
CommandStartGnome = "/bin/dbus-launch --exit-with-session mate-session"