Gdmconfig Manual | ||
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Below are the options for the Security , XDMCP and X-server setup tabs.
Security
Allow priviledged users, such as root, to login via the GDM.
![]() | PAM supported systems |
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On systems that support PAM, this option is ignored, and it becomes the responsiblity of the PAM libraries to determine whether the user will be on the local display or not. |
Allow the GDM to kill X clients that start from initialization scripts when a user logs in.
Enable errors in authentication to be displayed to the user(s) in the GDM display.
Determine the permission levels in relation to writable directories and files of other users. The World writable selection allows the GDM to view world writable files and directories. The Group writable selection allows the GDM to view only group writable files and directories. Finally, the Paranoia selection will only accept files and directories that the user owns.
Allows the GDM to be run as the specified user.
Allows the GDM to be run as the specified group.
Allow the directory which contains the user's .Xauthority file to be specified
In case the gdm fails to update the user's .Xauthority file, a cookie will be created in the specified directory.
Specify the name of the file in which to store a user's cookies.
Specify the number of seconds the GDM should wait before reactivating the entry field after a failed login attempt.
Allows the maximum size of the largest readable/writable file to be specified. The GDM will refuse to read or write to a file bigger than the given value. The value is specified in bytes.
XDMCP
Allow a remote X-terminal to request a session from the current host. Enabling this option makes visible the connection settings.(X Display Manager Control Protocol)
Enable choosing for X-terminals which don't supply their own display browser.
Listen to UDP(user datagram protocol) requests on the specified port.
Restrict the GDM to a fixed size queue of the specified pending connections.
![]() | Denial of Service Attacks |
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This option has been included to avoid DOS(Denial of Service Attacks). This parameter only limits the number of allowed displays initiating a connection at any one given time, and does not limit the number of total remote displays which can be managed. |
Allow only the specified number of displays with the host chooser at any one given time.
Allow only the specified number of remote displays to be able to use the host.
Wait for the specified amount of time in seconds before the requesting display is removed from the pending queue.
Wait for the specified amount of time, in seconds, between when a display requests a chooser and the completion of the protocol negotiation before removing display from the pending list.
X-server setup
The local display number(s), and the command that needs to be run to start the X server(s). Add server brings up a dialog to enter X server and any parameters that may need to be passed. Edit server brings up a dialog box to edit the highlighted entry. Delete server deletes the hightlighted entry.
Allow debugging information to be displayed
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The Basic Options | The System Options |