turning off the wireless network radio
Paul B. Mahol
onemda at gmail.com
Wed Jul 15 07:12:47 UTC 2009
On 7/14/09, Chad Perrin <perrin at apotheon.com> wrote:
> On Tue, Jul 14, 2009 at 12:20:25PM +0200, Maciej Milewski wrote:
>> Dnia wtorek 14 lipiec 2009 o 07:38:49 Chad Perrin napisal/(a):
>> > I'm having a real bitch of a time trying to figure out how to shut down
>> > the wireless adapter's radio. The driver module won't unload as long as
>> > the adapter is active, and neither ifconfig nor iwicontrol are providing
>> > a solution either.
>> > I'm using (as you may have guessed by mention of iwicontrol) an Intel
>> > wireless adapter, with if_iwi.ko as my driver module. It's an Intel
>> > PRO/Wireless 2200BG Network Connection according to pciconf -lv.
>> > Thanks in advance.
>> You can try doing this by software switch:
>> sysctl -a | grep rfkill
>> dev.ath.0.rfkill: 0
>> This switch should disable radio.
>> I don't know if it is supported by iwi driver but you can try.
> At first glance, it looks like the iwi equivalent is dev.iwi.0.radio,
> where 1 is on and 0 is off. It won't let me set it to 0, though,
> claiming it's a read-only sysctl setting.
> . . . and trying to set the debug.iwi sysctl setting to 1 caused the
> computer to reboot (not intended behavior, I'm sure). Bah. I wonder if
Please provide backtrace.
> there's something wrong with my driver.
> Chad Perrin [ original content licensed OWL: http://owl.apotheon.org ]
> Quoth Steinbach's Guideline for Systems Programmers: "Never test for an
> error condition you don't know how to handle."
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