The Gnome Display Manager is a re-implementation of the well known xdm
program. gdm 2.0beta4 implements all significant features required for
managing local and remote displays.

gdm daemon:
 o X Authentication
 o Default and per-display initialization scripts
 o Pre and post session scripts
 o Pluggable Authentication Modules
 o XDMCP
 o TCP Wrappers for access control

gdmlogin:
 o Logo image
 o Halt and reboot
 o Iconified login window
 o Session selection support
 o Language selection support
 o Face browser

gdmchooser:
 o Visual host browser
 o Customizable icons