In your ssh-config file you should do this:
host knuth.ping.uio.no
(tab)hostname knuth.ping.uio.no
(tab)user YOURPINGUSERNAME
In the root folder (this folder), you should do this (or corresponding for your system):
ln -S /usr/share/YOUROGREFOLDER OGRE ln -S /usr/lib/x86(_64)-linux-gnu/OGRE-1.7.4 OGRElib