XDMCP problems

[David Johansson]

Hi,

it's gdm that starts X without XDMCP.  Just run gdmsetup and enable
XDMCP and incoming connections. Hope that works for you.

/david

On 6/3/05, Barry Nauta <barry.nauta at switch.be> wrote:
> To all,
> 
> I recently installed Ubuntu and absolutely love it!!! I have one big
> problem however, and that one is related to XDMCP.
> 
> Here is what is going on:
> 
> mycomputer:~$ xhost +
> access control disabled, clients can connect from any host
> mycomputer:~$ telnet unixhost
> 
> [.. login..]
> 
> unixhost > export DISPLAY=mycomputer:0.0
> unixhost > xterm &
> 
> [.. wait ..]
> 
> unixhost > xterm Xt error: Can't open display: mycomputer:0.0
> 
> So... no xdmcp connection possible? If I am correct, xdmcp uses UDP over
> port 117? netstat -a doesn't show this port....
> 
> Something else: when being root when I have my display set to ':0.0', I
> can vi scripts etc. When I set my display to 'localhost:0.0' I can edit
> scripts, but apparently there is some sort of timeout...
> Starting a graphical program as root results in an error...
> cannot connect to X server localhost:0.0
> 
> I have edited the file /etc/X11/xinit/xserverrc and removed the
> '-nolisten tcp' but without success
> 
> Any input on where to look is much appreciated
> 
> Kind regards,
> Barry
> 
> 
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