How to tell if someone is connected via vnc
hennlar at start.no
Thu Jan 31 14:52:57 UTC 2008
Thanks for the good answer.
On Thu, 2008-01-31 at 15:05 +0100, Olivier Robert wrote:
> I would check for established VNC connections this way:
> netstat -tape | grep ESTABLISHED | grep Xvnc
> As for warning connected users. If you see there is an established vnc
> session on port 5902, you could simply do:
> export DISPLAY=:2.0; xmessage -center -timeout 60 -file shutdown.txt
> > /dev/null 2>&1
How can I determine what the user responds, is there errorlevels or
anything like that? Hundred years ago I was making a lot of advanced
BAT-files in msdos, but have not done much of those things in Linux yet.
I could or maybe should find out reading man-pages, but have already
What is the reason for doing ' > /dev/null 2>&1'
> You could create a list of established connections, translate it to
> active displays (5902 -> 2.0 | 5903 -> 3.0 ...) and send out a
> Hope it helps
It helps a lot, Thanks
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