root@DevKit8500:/media/mmcblk0p1/linux# iwlist ra0 scan ===>rt_ioctl_giwscan. 2(2) BSS returned, data->length = 327 ra0 Scan completed : Cell 01 - Address: 38:83:45:D8:2B:2A Protocol:802.11b/g/n ESSID:"deng" Mode:Managed Channel:6 Quality:100/100 Signal level:-37 dBm Noise level:-115 dBm Encryption key:on Bit Rates:18 Mb/s IE: WPA Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK Cell 02 - Address: 14:E6:E4:57:3C:44 Protocol:802.11b/g/n ESSID:"CPS-DSC" Mode:Managed Channel:6 Quality:18/100 Signal level:-83 dBm Noise level:-115 dBm Encryption key:on Bit Rates:18 Mb/s IE: WPA Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK root@DevKit8500:/media/mmcblk0p1/linux# iwpriv ra0 set NetworkType=Infra root@DevKit8500:/media/mmcblk0p1/linux# iwpriv ra0 set AuthMode=WPAPSK root@DevKit8500:/media/mmcblk0p1/linux# iwpriv ra0 set EncrypType=TKIP root@DevKit8500:/media/mmcblk0p1/linux# iwpriv ra0 set SSID="deng" root@DevKit8500:/media/mmcblk0p1/linux# iwpriv ra0 set WPAPSK="dengyina" root@DevKit8500:/media/mmcblk0p1/linux# ifconfig ra0 192.168.1.109 netmask 255.255.255.0 root@DevKit8500:/media/mmcblk0p1/linux# ifconfig lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) ra0 Link encap:Ethernet HWaddr 00:19:94:10:D2:BC inet addr:192.168.1.109 Bcast:192.168.1.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:1913 errors:0 dropped:0 overruns:0 frame:0 TX packets:2936 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:368044 (359.4 KiB) TX bytes:233816 (228.3 KiB) root@DevKit8500:/media/mmcblk0p1/linux# iwpriv ra0 connStatus ra0 connStatus:Disconnected root@DevKit8500:/media/mmcblk0p1/linux# ping 192.168.1.1 //为什么这儿ping不通，无线路由器是可以被笔记本ping通的 PING 192.168.1.1 (192.168.1.1): 56 data bytes --- 192.168.1.1 ping statistics --- 5 packets transmitted, 0 packets received, 100% packet loss root@DevKit8500:/media/mmcblk0p1/linux# root@DevKit8500:/media/mmcblk0p1/linux# root@DevKit8500:/media/mmcblk0p1/linux# root@DevKit8500:/media/mmcblk0p1/linux# ping 127.0.0.1 PING 127.0.0.1 (127.0.0.1): 56 data bytes 64 bytes from 127.0.0.1: seq=0 ttl=64 time=0.245 ms 64 bytes from 127.0.0.1: seq=1 ttl=64 time=0.152 ms 64 bytes from 127.0.0.1: seq=2 ttl=64 time=0.183 ms 64 bytes from 127.0.0.1: seq=3 ttl=64 time=0.214 ms 64 bytes from 127.0.0.1: seq=4 ttl=64 time=0.184 ms --- 127.0.0.1 ping statistics --- 5 packets transmitted, 5 packets received, 0% packet loss round-trip min/avg/max = 0.152/0.195/0.245 ms root@DevKit8500:/media/mmcblk0p1/linux#