待連接的WIFI的ssid為“thm”，密碼為12345678，認(rèn)證方式為WPA2-PSK
1. 檢查無線網(wǎng)卡驅(qū)動是否安裝
1 xxx#iwconfig若打印wlan0（或其他名字）的無線網(wǎng)卡信息，則表明無線網(wǎng)卡驅(qū)動已經(jīng)安裝，否則要先安裝無線網(wǎng)卡驅(qū)動方能繼續(xù)。
2. 配置/etc/sysconfig/network-scripts/ifcfg-wlan0
我的配置文件內(nèi)容為：
1 DEVICE=wlan0
2 HWADDR=9C:4E:36:9A:64:10
3 TYPE=Wireless
4 UUID=f017bd9c-eebf-46fc-823c-7f76cc8d5abf
5 ONBOOT=no
6 NM_CONTROLLED=yes
7 BOOTPROTO=dhcp
8 ESSID="thm"3. 安裝工具wpa_supplicant
1 xxx#yum install wpa_supplicant4. 配置/etc/wpa_supplicant/wpa_supplicant.conf，寫入相關(guān)ssid和對應(yīng)的密碼
1 xxx#wpa_passphrase thm 12345678 >> /etc/wpa_supplicant/wpa_supplicant.conf我的配置文件內(nèi)容為：
1 ctrl_interface=/var/run/wpa_supplicant
2 ctrl_interface_group=wheel
3
4 network={
5                 ssid="thm"
6                 #psk="12345678"
7                 psk=eabb3e1572789c41a1600051b1235e03c0787c88fc527f6597cd29cb5a7078225. 后臺運行wpa_supplicant進程
1 xxx#wpa_supplicant -B -Dwext -iwlan0 -c /etc/wpa_supplicant/wpa_supplicant.conf6. 搜索無線網(wǎng)絡(luò)
1 xxx#iwlist wlan0 scan | grep ESSID7. 連接無線網(wǎng)絡(luò)
1 xxx#iwconfig wlan0 essid "thm"8. dhcp方式獲取ip
1 xxx#dhclient wlan09. 測試網(wǎng)絡(luò)是否聯(lián)通
1 xxx#ping www.baidu.com

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