Install vnc-ltsp-config-4.0-3.el4.noarch.rpm< on the server.

Edit /etc/xinetd.d/vncts and enable the server for 1024x768(:0) and 800x600(:1).

Invoke gdmsetup and enable XDMCP or edit:

$ vi /etc/X11/gdm/gdm.conf
 Enable = true

$ telinit 3
$ telinit 5

$ vi /etc/sysconfig/iptables
 -A CHAIN1 -p udp --dport 177 -i tun+ -j ACCEPT
 -A CHAIN1 -p udp --dport 177 -i ! tun+ -j REJECT
$ /etc/init.d/iptables restart<

On the client you add the appliet Terminal Server Client to the GNOME panel and create RDP-client winsrv.rdp and VNC-client srv.rdp.