rpi wifi/wlan0 stopped working -- Solved

[Daniel Braniss]

> On 25 Dec 2015, at 09:44, Daniel Braniss <danny at cs.huji.ac.il> wrote:
> 
>> 
>> On 24 Dec 2015, at 16:47, Adrian Chadd <adrian.chadd at gmail.com <mailto:adrian.chadd at gmail.com>> wrote:
>> 
>> try 'sysctl net.wlan.devices' ; see if urtwn0 shows up.
>> 
>> Newer -head removed the need for the hardware interface in ifconfig,
>> as it's not used.
>> 
> 
> ok, it shows up.
> net.wlan.hwmp.inact: 5000
> net.wlan.hwmp.rootconfint: 2000
> net.wlan.hwmp.rannint: 1000
> net.wlan.hwmp.rootint: 2000
> net.wlan.hwmp.roottimeout: 5000
> net.wlan.hwmp.net <http://net.wlan.hwmp.net/>_diameter_traversal_time: 510
> net.wlan.hwmp.maxpreq_retries: 30
> net.wlan.hwmp.pathlifetime: 5000
> net.wlan.hwmp.targetonly: 0
> net.wlan.addba_maxtries: 3
> net.wlan.addba_backoff: 10000
> net.wlan.addba_timeout: 250
> net.wlan.recv_bar: 1
> net.wlan.mesh.maxholding: 2
> net.wlan.mesh.maxretries: 2
> net.wlan.mesh.backofftimeout: 5000
> net.wlan.mesh.confirmtimeout: 40
> net.wlan.mesh.holdingtimeout: 40
> net.wlan.mesh.retrytimeout: 40
> net.wlan.mesh.gateint: 10000
> net.wlan.cac_timeout: 60
> net.wlan.nol_timeout: 1800
> net.wlan.devices: urtwn0
> 
> something must have changed in the startup, since I can not get wlan0 started.
> i have
> in /boot/loader.conf
> wlan_xauth_load=“YES”
> 
> in /etc/rc.conf
> wlans_urtwn0=wlan0
> ifconfig_wlan0=“WPA SYNCDHCP”
> 

several (GRRRR) mergemaster later and all is ok again!
thanks,

> cheers and season greetings
> 	danny
> 
> 
>> 
>> -a
>> 
>> 
>> On 24 December 2015 at 06:34, Daniel Braniss <danny at cs.huji.ac.il> wrote:
>>> with an older current, my rpi sees the wifi, and it actually works,
>>> with a more resent current, ifconfig does not show it.
>>> 
>>> when I take out the dongle:
>>> root@:~ # ugen0.4: <Realtek> at usbus0 (disconnected)
>>> urtwn0: at uhub1, port 4, addr 4 (disconnected)
>>> 
>>> when I re insert it:
>>> 
>>> ugen0.4: <Realtek> at usbus0
>>> urtwn0: <Realtek 802.11n NIC, class 0/0, rev 2.00/0.00, addr 4> on usbus0
>>> urtwn0: MAC/BB RTL8188EU, RF 6052 1T1R
>>> 
>>> but:
>>> 
>>> root@:~ # ifconfig
>>> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
>>>       options=600003<RXCSUM,TXCSUM,RXCSUM_IPV6,TXCSUM_IPV6>
>>>       inet6 ::1 prefixlen 128
>>>       inet6 fe80::1%lo0 prefixlen 64 scopeid 0x1
>>>       inet 127.0.0.1 netmask 0xff000000
>>>       groups: lo
>>>       nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>>> ue0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>>>       options=80001<RXCSUM,LINKSTATE>
>>>       ether b8:27:eb:8e:39:ef
>>>       media: Ethernet autoselect (none)
>>>       status: no carrier
>>>       nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>> 
>>> no wlan0, nada
>>> 
>>> any idea what I’m missing?
>>> 
>>> cheers,
>>>       danny
>>> 
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> 
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