"Cannot open display" or XDMCP problem ?

[Suhaib Siddiqi]

> I tried Clive's suggestion to use a fixed IP address instead 
> of my DHCP
> attributed address, and also I tried the -from option. To no avail : 
> 
> XWin95 -screen 0 1024x768x16 -whitepixel 255 \
> -blackpixel 0 -query 129.227.62.246 \
> -from 129.227.62.61 &
> xhost +  &
> 
> _XSERVTransmkdir: Owner of /tmp/.X11-unix should be set to root
> winCreateB... () - Adjusted width: 1018 height: 715
> winCreateB... () - width: 1018 height: -715
> winCreateB... () - dibsection width: 1018 height: -715
> error opening security policy file 
> /usr/X11R6/lib/X11/xserver/SecurityPolicy
> 
> Fatal server error:
> XDMCP fatal error: Session declined No valid address

^^^^^^^^^^^  this your TCO issue.  XDMCP canot figure out the IP address
on your machine.  Can you try the following command

XWin95 :0 -from 129.227.62.61  -query 129.227.62.246  && xhost + &


Suhaib

> 
> $ xhost:  unable to open display "129.227.62.61:0.0"
> 
> BTW, and in case this helps, I also have an NT4.0 deskstop 
> machine (which
> also gets its IP from DHCP...) with Cygwin 1.1.8 + XFree 4.0 
> (not 4.0.3)
> where I can get the XDMCP working with this very Solaris 
> server (although I
> have another weird problem: no text is visible. Looks like it cannot
> find/print fonts. But it does not complain about it). I would 
> rather prefer
> to get my Win95 laptop working if I can... 
> 
> François
>