리눅스 무선랜 유틸리티 - iwlist iwconfig

도움말은 다음과 같고

$ iwconfig --help Usage: iwconfig [interface]                 interface essid {NNN|any|on|off}                 interface mode {managed|ad-hoc|master|...}                 interface freq N.NNN[k|M|G]                 interface channel N                 interface bit {N[k|M|G]|auto|fixed}                 interface rate {N[k|M|G]|auto|fixed}                 interface enc {NNNN-NNNN|off}                 interface key {NNNN-NNNN|off}                 interface power {period N|timeout N|saving N|off}                 interface nickname NNN                 interface nwid {NN|on|off}                 interface ap {N|off|auto}                 interface txpower {NmW|NdBm|off|auto}                 interface sens N                 interface retry {limit N|lifetime N}                 interface rts {N|auto|fixed|off}                 interface frag {N|auto|fixed|off}                 interface modulation {11g|11a|CCK|OFDMg|...}                 interface commit        Check man pages for more details.

$ iwlist Usage: iwlist [interface] scanning [essid NNN] [last]               [interface] frequency               [interface] channel               [interface] bitrate               [interface] rate               [interface] encryption               [interface] keys               [interface] power               [interface] txpower               [interface] retry               [interface] ap               [interface] accesspoints               [interface] peers               [interface] event               [interface] auth               [interface] wpakeys               [interface] genie               [interface] modulation

일단 따라해보기

$ iwconfig wlan0     IEEE 802.11bgn  ESSID:off/any           Mode:Managed  Access Point: Not-Associated   Tx-Power=20 dBm           Retry short limit:7   RTS thr:off   Fragment thr:off           Power Management:off lo        no wireless extensions. eth0      no wireless extensions. $ sudo iwconfig wlan0 essid "U+Net2FC7" $ iwconfig wlan0     IEEE 802.11bgn  ESSID:"U+Net2FC7"           Mode:Managed  Access Point: Not-Associated   Tx-Power=20 dBm           Retry short limit:7   RTS thr:off   Fragment thr:off           Power Management:off lo        no wireless extensions. eth0      no wireless extensions.

아이피는 어떻게 얻어오지 -ㅁ-?

(일단은 라즈베리 파이임)

[링크 : http://webterror.net/linux-콘솔상에서-wireless-사용하는-방법/]

[링크 : http://linux.die.net/man/8/iwlist]

[링크 : http://linux.die.net/man/8/iwconfig]