GSM Power off

Paul Fertser fercerpav at gmail.com
Mon Feb 23 20:27:04 CET 2009


Michael 'Mickey' Lauer <mickey at openmoko.org> writes:
>> > 	- echo "AT at POFF" >/dev/ttySAC0
>> 
>> This is supposed to ask modem firmware to power off itself. Was
>> necessary because GTA01 has no physical power switch. I don't know
>> exact results of this command though.
>
> IIRC it issues a controlled shutdown including deregistration from the
> network and shutting down RF.

But is it really necessary? One can as well suddenly go out of
coverage without any deregistrations. Does it really matter for the
network?

-- 
Be free, use free (http://www.gnu.org/philosophy/free-sw.html) software!
mailto:fercerpav at gmail.com





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