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<== Date ==> <== Thread ==>

Subject: Re: Rebooting an IOC
From: [email protected] (Allan Honey)
To: [email protected], [email protected]
Cc: [email protected]
Date: Fri, 28 Mar 97 08:20:33 HST
> From [email protected] Fri Mar 28 06:20:45 1997
> Subject: Re: Rebooting an IOC
> Date: Fri, 28 Mar 1997 09:27:47 -0700
> 
> At APS they used specialized hardware to provide remote access to the VME
> system reset via a terminal server (via a special character sequence
> recognized by this hardware).
> 
> Jeff
> 
At Keck we use a Keithley Metrabyte serial to digital module (~$200)
connected to a terminal server. The output signals are connected directly 
to the reset signals on VME buses. This provides a means of resetting a 
subset of upto 8 systems per module. Each module can be set to have a 
unique address so multiple modules can exist on a single serial line.

We find this very handy as we often need to reset systems when nobody
is at the telescopes (ie. during inclement weather or early morning).

Allan


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