Tente o comando ip .
$ ip link
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000
link/ether XX:XX:XX:XX:XX:XX brd ff:ff:ff:ff:ff:ff
3: wlan0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN mode DEFAULT group default qlen 1000
link/ether XX:XX:XX:XX:XX:XX brd ff:ff:ff:ff:ff:ff
se wlan0 aparecer, você pode continuar.
$ ip link set wlan0 up
RTNETLINK answers: Operation not permitted
$ sudo ip link set wlan0 up
[sudo] password for user:
$ whatis ip
ip (8) - show / manipulate routing, devices, policy routing and tunnels
ip (7) - Linux IPv4 protocol implementation
$ ifconfig wlan0
bash: ifconfig: command not found
$ sudo ifconfig wlan0
wlan0 Link encap:Ethernet HWaddr XX:XX:XX:XX:XX:XX
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
% bl0ck_qu0te%