hi,

What's the signal level? (ifconfig -v wlan0 list sta)



-a


On 30 August 2016 at 12:21, Andriy Voskoboinyk <a...@freebsd.org> wrote:
> Tue, 30 Aug 2016 21:33:28 +0300 було написано Otacílio
> <otacilio.n...@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 software
>> 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 webcam,
>> 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 all
>> 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 some
>> time the beaglebone black network shutdown and terminal shows this messages
>> :
>>
>>
>> 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 be
>> this and how to fix?
>>
>> Thanks a lot
>>
>> []'s
>>
>> -Otacilio
>>
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>
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