CentOS-6.4无线上网命令行配置介绍
<p>待连接的WIFI的ssid为“thm”，密码为12345678，认证方式为WPA2-PSK</p>
<p>
1. 检查无线网卡驱动是否安装</p>
<p>
1 xxx#iwconfig若打印wlan0(或其他名字)的无线网卡信息，则表明无线网卡驱动已经安装，否则要先安装无线网卡驱动方能继续。</p>
<p>
2. 配置/etc/sysconfig/network-scripts/ifcfg-wlan0</p>
<p>
我的配置文件内容为：</p>
<p>
1 DEVICE=wlan0</p>
<p>
2 HWADDR=9C:4E:36:9A:64:10</p>
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3 TYPE=Wireless</p>
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4 UUID=f017bd9c-eebf-46fc-823c-7f76cc8d5abf</p>
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5 ONBOOT=no</p>
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6 NM_CONTROLLED=yes</p>
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7 BOOTPROTO=dhcp</p>
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8 ESSID="thm"3. 安装工具wpa_supplicant</p>
<p>
1 xxx#yum install wpa_supplicant4. 配置/etc/wpa_supplicant/wpa_supplicant.conf，写入相关ssid和对应的密码</p>
<p>
1 xxx#wpa_passphrase thm 12345678 >> /etc/wpa_supplicant/wpa_supplicant.conf我的配置文件内容为：</p>
<p>
1 ctrl_interface=/var/run/wpa_supplicant</p>
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2 ctrl_interface_group=wheel</p>
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3</p>
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4 network={</p>
<p>
5 ssid="thm"</p>
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6 #psk="12345678"</p>
<p>
7 psk=eabb3e1572789c41a1600051b1235e03c0787c88fc527f6597cd29cb5a7078225. 后台运行wpa_supplicant进程</p>
<p>
1 xxx#wpa_supplicant -B -Dwext -iwlan0 -c /etc/wpa_supplicant/wpa_supplicant.conf6. 搜索无线网络</p>
<p>
1 xxx#iwlist wlan0 scan | grep ESSID7. 连接无线网络</p>
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1 xxx#iwconfig wlan0 essid "thm"8. dhcp方式获取ip</p>
<p>
1 xxx#dhclient wlan09. 测试网络是否联通</p>
<p>
1 xxx#ping www.baidu.com</p>
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