linux下使用无线网卡的命令行方法
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| (1)首先关闭开发板的有线网卡 [root@FriendlyARM /]# ifconfig eth0 down (2)加载USB WiFi无线网卡 [root@FriendlyARM /]# ifconfig wlan0 up (3)扫描可用的无线网络 [root@FriendlyARM /]# iwlist scanning | grep ESSID lo Interface doesn"t support scanning. eth0 Interface doesn"t support scanning. wmaster0 Interface doesn"t support scanning. ESSID:"FRIENDLY-ARM" ESSID:"NETGEAR" ESSID:"TP-LINK" (4)选择要连接的无线网络 [root@FriendlyARM /]# iwconfig wlan0 essid "FRIENDLY-ARM" (5)输入该网络的安全密码 [root@FriendlyARM /]# iwconfig wlan0 key s:12345 (6)连接到指定的AP(无线路由) [root@FriendlyARM /]# iwconfig wlan0 ap auto (7)设置无线网卡的IP地址 [root@FriendlyARM /]# ifconfig wlan0 192.168.1.120 (8)使用 ping 命令检测无线网连通状况 [root@FriendlyARM /]# ping 192.168.1.1 PING 192.168.1.1 (192.168.1.1): 56 data bytes 64 bytes from 192.168.1.1: seq=0 ttl=64 time=42.804 ms 64 bytes from 192.168.1.1: seq=1 ttl=64 time=5.020 ms ......
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