Debian 3.1(Sarge) XDMCP Configuration

1. Display manager configuration

• Change runlevel to 5
  Open/etc/inittab and set the initial runlevel to 5 as following:

  id:5:initdefault:

• Configure GDM
  Open /etc/X11/gdm/gdm.conf and set the Enable entry to 1 in the [xdmcp] section as following.

  [xdmcp]
  Enable=1

2. Firewall (TCP/UDP Ports) Configuration

• Open UDP port 177 from the PC to the remote host direction.
• Open incoming TCP ports 6000~6010 from the remote host to your PC.

3. Reboot the remote host and start Xmanager

# init 3; init 5