[geeks] Unusual Problem with KVM

Phil Stracchino alaric at metrocast.net
Thu Jan 10 19:00:29 CST 2008


Sridhar Ayengar wrote:
> Hi.  I have a monitor (Mitsubishi Diamond Pro 2040u) which has a 
> built-in USB KVM switch.  When one of the computers on the switch puts 
> it into power-save mode, and the other is still providing signal, its 
> normal behavior is to automatically switch to whichever computer is 
> still providing signal.
> 
> This is normally just fine, but it leads to a problem.  One of the boxes 
> I have connected to the switch has fallen asleep.  If I hit the 
> switch-upstream button on the front of the monitor, the monitor detects 
> that it isn't getting signal from the other input, and immediately 
> switches back to the machine I was just working on.  This means I can't 
> wake up the other machine.
> 
> I don't even think it gets to the point of reconnecting the USB devices 
> to the other upstream, so I don't believe that a USB doohickey that 
> would wake up a computer as soon as it is plugged in would work.  It 
> just wouldn't even have the chance.
> 
> Any ideas?  This seems really stupid.


Can you enable wake-on-LAN and ping it?


-- 
   Phil Stracchino, CDK#2         ICBM: 43.5607, -71.355
   Renaissance Man, Unix ronin, Perl hacker, Free Stater
   alaric at caerllewys.net            alaric at metrocast.net
           It's not the years, it's the mileage.



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