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Re: iwlwifi: Reason 7 periodic disconnect

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I have 3.17.1, which includes the patch you mention. I also verified
that iwconfig reports that power management is disabled.

I don't know how easy it is to recompile the DD-WRT kernel. One thing I
could do is try another firmware instead of DD-WRT to see if the issue
still occurs.

Laurentiu

On Tue, Oct 21, 2014, at 08:31, Emmanuel Grumbach wrote:
> On Tue, Oct 21, 2014 at 8:02 AM, Emmanuel Grumbach <egrumbach@xxxxxxxxx>
> wrote:
> > On Mon, Oct 20, 2014 at 10:29 PM, Laurențiu Nicola <lnicola@xxxxxxx> wrote:
> >> No, nothing in the DD-WRT syslog. The IP seems to be the one cached by
> >> my DHCP client. I also tried various suggestions found on the internet,
> >> but nothing helped.
> >>
> >
> > Can you please try to have another device in monitor mode to sniff the
> > traffic going on?
> > Felix, can you please tell me when DD-WRT can send a deauth with reason code 7?
> >
> > thanks.
> 
> Can you please disable power save?
> For this, please make sure you have
> https://git.kernel.org/cgit/linux/kernel/git/iwlwifi/iwlwifi-fixes.git/commit/?id=f8dfc607b2b460e8e8adfdfb3c5f5bba3a4ad01b
> or at least have the module parameter.
> I am wondering if the firmware is not sending frames because of power
> save toggling.
> 
> I you could get more extensive logs from the AP it'd be great.
> Running tracing on the AP would let us know why it thinks we are not
> associated.
> 
> 
> >
> >> Laurentiu
> >>
> >> On Mon, Oct 20, 2014, at 11:23, Emmanuel Grumbach wrote:
> >>> On Mon, Oct 20, 2014 at 10:22 AM, Laurențiu Nicola <lnicola@xxxxxxx>
> >>> wrote:
> >>> > One thing that might be relevant is that, although there is a static
> >>> > DHCP lease configured (which works on Windows), the router/AP is giving
> >>> > the laptop a different IP address. The reported MACs are the same, of
> >>> > course. I don't know whether wpa_supplicant remembers and requests the
> >>> > last IP it had, but the lease was already present when I configured it.
> >>> >
> >>> > The router runs DD-WRT and I don't have problems on Windows or Android.
> >>> >
> >>>
> >>> I guess you can try to get some logs from the DD-WRT - but if the AP
> >>> doesn't
> >>> give the same address to Linux as in Windows - there is something
> >>> fishy...
> >>>
> >>> > Laurentiu
> >>> >
> >>> > On Mon, Oct 20, 2014, at 10:12, Emmanuel Grumbach wrote:
> >>> >> On Mon, Oct 20, 2014 at 10:06 AM, Emmanuel Grumbach <egrumbach@xxxxxxxxx>
> >>> >> wrote:
> >>> >> > On Mon, Oct 20, 2014 at 8:30 AM, Laurențiu Nicola <lnicola@xxxxxxx> wrote:
> >>> >> >> Here: https://bpaste.net/show/bf6dc1847ce3
> >>> >> >>
> >>> >> >
> >>> >> > Are you sure you had MAC80211_MLME_DEBUG?
> >>> >> >
> >>> >> >>
> >>> >> Ok - You probably had it - sorry. But apparently the AP is really kicking
> >>> >> us...
> >>> >> What AP do you have?
> >>> >> --
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