設定wlan0

sudo ifconfig wlan up

iwconfig可以查看

iwlist wlan0 scanning

sudo iwconfig wlan0 essid SSID名稱

sudo ifwconfig wlan0 key WEP密碼

dhclient wlan0

寫入/etc/network/interfaces

WEP:
auto wlan0
iface wlan0 inet dhcp
wireless-essid SSIDname
wireless-key KEYinHEX
or
wireless-key s:KEYinASCII

WPA-PSK

auto wlan0
iface wlan0 inet dhcp
wpa-driver wext
wpa-ssid SSIDname
wpa-ap-scan 1
wpa-proto WPA
wpa-pairwise TKIP
wpa-group TKIP
wpa-key-mgmt WPA-PSK
wpa-psk KEYinHEX*

*. 可使用 wpa_passphrase SSIDname Key 取得編碼過的 Key

WPA2-PSK
auto wlan0
iface wlan0 inet dhcp
wpa-driver wext
wpa-ssid SSIDname
wpa-ap-scan 1
wpa-proto RSN
wpa-pairwise CCMP
wpa-group CCMP
wpa-key-mgmt WPA-PSK
wpa-psk KEYinHEX*

*. 可使用 wpa_passphrase SSIDname Key 取得編碼過的 Key