GSM modem doesn't power off when Neo does

andrzej zaborowski balrogg at
Tue Feb 19 21:08:35 CET 2008

On 19/02/2008, Shawn Rutledge <shawn.t.rutledge at> wrote:
> On Feb 19, 2008 12:34 PM, Kevin Dean <kevin at> wrote:
> > Bug #1003 can't be closed. The wording of the bug says "GSM is not
> > powered down when Linux is shut down" implies that the kernel is
> > capable of doing this. There are two ways to shut down the GSM modem,
> > the AT at POFF via gsmd which CAN NOT be brought back up without a
> > complete hardware restart (I'm thinking remove battery for 10 seconds,
> Really?  You turn the radio off and then you can never turn it on
> again without pulling the battery?

Yes, you can, writing 1 to /sys/whatever/power_on should do that.
There's nothing wrong with AT at POFF.
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