rpi wifi/wlan0 stopped working

[Adrian Chadd]

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.


-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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