FreeNX on ubuntu 12.04

sudo add-apt-repository -y ppa:freenx-team
sudo apt-get update
sudo apt-get install -y freenx freenx-server

wget https://bugs.launchpad.net/freenx-server/+bug/576359/+attachment/1378450/+files/nxsetup.tar.gz

tar -xvf nxsetup.tar.gz
sudo cp nxsetup /usr/lib/nx/nxsetup

sudo /usr/lib/nx/nxsetup --install

sudo cat /var/lib/nxserver/home/.ssh/client.id_dsa.key

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sudo nano /etc/nxserver/node.conf

#COMMAND_START_GNOME='gnome-session --session=ubuntu-2d'
COMMAND_START_GNOME='/usr/bin/X11/startxfce4'

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クライアント

https://apps.ubuntu.com/cat/applications/natty/qtnx/