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Date:      Tue, 30 Aug 2016 16:33:36 -0700
From:      Adrian Chadd <adrian.chadd@gmail.com>
To:        Andriy Voskoboinyk <avos@freebsd.org>
Cc:        "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org>, =?UTF-8?B?T3RhY8OtbGlv?= <otacilio.neto@bsd.com.br>,  "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org>,  "freebsd-usb@freebsd.org" <freebsd-usb@freebsd.org>
Subject:   Re: urtwn instable on Beaglebone Black
Message-ID:  <CAJ-VmokDT4LRUSfxkyNM-w9bt6ZwOLm-WpOFw6aSLLnNjmcxjQ@mail.gmail.com>
In-Reply-To: <CAJ-VmompQ1oMeG1ucSg3fBcp6JhWUiGPaNWepgTYMdetgwKakw@mail.gmail.com>
References:  <0a35e401-47ba-dddb-3769-1b64353c3202@bsd.com.br> <op.ym0v2iic4dikkl@localhost> <CAJ-VmompQ1oMeG1ucSg3fBcp6JhWUiGPaNWepgTYMdetgwKakw@mail.gmail.com>

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.. and which chipset? (dmesg | grep urtwn)



-a


On 30 August 2016 at 16:32, Adrian Chadd <adrian.chadd@gmail.com> wrote:
> hi,
>
> What's the signal level? (ifconfig -v wlan0 list sta)
>
>
>
> -a
>
>
> On 30 August 2016 at 12:21, Andriy Voskoboinyk <avos@freebsd.org> wrote:
>> Tue, 30 Aug 2016 21:33:28 +0300 =D0=B1=D1=83=D0=BB=D0=BE =D0=BD=D0=B0=D0=
=BF=D0=B8=D1=81=D0=B0=D0=BD=D0=BE Otac=C3=ADlio
>> <otacilio.neto@bsd.com.br>:
>>
>> I have no ideas here (it works (mostly) fine on x86 and I have no
>> possibility
>> to check it with ARM).
>>
>> P.S. Other (ARM-specific?) issues:
>> https://lists.freebsd.org/pipermail/freebsd-arm/2016-July/014382.html
>> https://forums.freebsd.org/threads/57396
>>
>>
>>
>>> Dears
>>>
>>> I'm using a beaglebone black to stream video over UDP. I wrote a softwa=
re
>>> and have tested it using a urtwn device + webcam Logitech C920. All is
>>> connected using a USB hub with external power source. So urtwn and webc=
am,
>>> both are plugged in the same USB hub. When I plug the hub and run my
>>> software on a old notebook intel centrino with FreeBSD 11.0-RC2 AMD64 a=
ll
>>> works fine. Last night the system stream video all night. But, when I
>>> replace the notebook by beaglebone black running FreeBSD 11.0-RC1 with =
the
>>> same USB HUB, the same wrtwn device and same camera, randomly after som=
e
>>> time the beaglebone black network shutdown and terminal shows this mess=
ages
>>> :
>>>
>>>
>>> Network is down
>>> % urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>> urtwn0: ieee80211_crypto_encap returns NULL.
>>>
>>> Then, I need to run
>>>
>>> /etc/rc.d/netif stop
>>>
>>> /etc/rc.d/netif start
>>>
>>> To enable network again. So, someone can give me a hit about what can b=
e
>>> this and how to fix?
>>>
>>> Thanks a lot
>>>
>>> []'s
>>>
>>> -Otacilio
>>>
>>> _______________________________________________
>>> freebsd-wireless@freebsd.org mailing list
>>> https://lists.freebsd.org/mailman/listinfo/freebsd-wireless
>>> To unsubscribe, send any mail to
>>> "freebsd-wireless-unsubscribe@freebsd.org"
>>
>> _______________________________________________
>> freebsd-wireless@freebsd.org mailing list
>> https://lists.freebsd.org/mailman/listinfo/freebsd-wireless
>> To unsubscribe, send any mail to "freebsd-wireless-unsubscribe@freebsd.o=
rg"



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