https://bbs.archlinux.org – i follow wiki.archlinux.org/index.php/FreeNX/etc/ssh/sshd_config: RSAAuthentication yes AllowUsers hyaska nxand restart sshdrun /opt/NX/bin/nxsetup --installi use NOMachine client on winxp , import KEY, config session 111 and LOGINAuthentication OK , Downloading the session informationerror : session 111 failedInfo: Display running with pid '0' and handler '0x55'. NXPROXY - Version 3.5.0 Copyright (C) 2001, 2011 NoMachine. See http://www.nomachine.com/ for more information. Info: Proxy running in client mode with pid '1836'. Sessio (HowTos)