Enable remote desktop (XDMCP) in Ubuntu12.04 System)

To enable the xdmcp server in Ubuntu12.04, you only need to run the sudovi/etc/lightdm command. conf, and in lightdm. add the following content to the end of the conf file: 12 [XDMCPServer] enabled = true. After the modification is completed, restart the system and use xmanager to remotely log on.

ToBuntu 12.04EnableXdmcpServer is a relatively easy task. You only need to run the commandSudo vi/etc/lightdm. conf, AndLightdm. confAdd the following content to the end of the file:

12	[XDMCPServer] enabled=true

After the modification, restart the system and use xmanager to remotely log on.
However, with this modification, the root user cannot log on remotely. You must perform the following operations:

• Set a password for the root user to activate the root user. Run the following command on the terminal:

  1	sudo passwd root

  Enter the current user password, and then enter the password you want to set for the root user.

• Run commandsSudo vi/etc/lightdm. conf, Add at the end of the file:

  1	greeter-show-manual-login=true

Now, restart the system. On the logon page, there is an additional "login" option. You can enter the user name and password. At this step, you know how to do this. ^_^.