tablet as a second monitor on linux

[Sérgio Basto]

On Qua, 2012-12-19 at 08:48 -0500, Alex Deucher wrote:
> As I said, originally, you need something like xdmx:
> http://en.wikipedia.org/wiki/Xdmx
> It's basically a proxy xserver that connects to xservers on multiple
> boxes and presents the result as a single xserver.

Sorry to hijack this thread 

Xdmx also permits "share mouse and keyboard between multiple computers
with X11 on your desk" ? 

I can't find any simple how-to, if you point me one , I would be
grateful. 

Thanks, 
-- 
Sérgio M. B.