Наконец то разобрался с wifi
/ # dmesg
...
[ 264.456800] libertas: [MAC_ADDR_WAS_HERE], fw 5.0.13p1, cap 0x000003a3
[ 264.499614] libertas: wlan0: Marvell WLAN 802.11 adapter
/ # iwconfig wlan0
wlan0 IEEE 802.11b/g ESSID:""
Mode:Managed Frequency:2.412 GHz Access Point: Not-Associated
Bit Rate:0 kb/s
Encryption key:off
Power Management:off
Link Quality:0 Signal level:0 Noise level:0
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0
/ # ifconfig wlan0 up
/ # iwlist wlan0 scan
wlan0 Scan completed :
Cell 01 - Address: [MAC_ADDR_WAS_HERE]
ESSID:"www.kaa.org.ua"
Mode:Managed
Frequency:2.412 GHz (Channel 1)
Quality=86/100 Signal level=-64 dBm Noise level=-96 dBm
Encryption key:on
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s; 6 Mb/s; 9 Mb/s
12 Mb/s; 48 Mb/s
(Unknown Wireless Token 0x8C05)