wpa_supplicant connect no encryption wifi-优快云博客

本文链接：https://blog.youkuaiyun.com/roydonghao/article/details/116450716

这段内容展示了在Linux系统中配置WiFi网络的过程。通过`wpa_supplicant`成功初始化并连接到名为'TTA_air'的无线网络，获取了IP地址192.168.147.113，并能与网络中的192.168.147.251设备进行通信。

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root@myd-y6ul14x14:~# cat ./wifi.conf
network={
ssid="TTA_air"
key_mgmt=NONE
}

root@myd-y6ul14x14:~# wpa_supplicant -D wext -B -i wlan0 -c wifi.conf
Successfully initialized wpa_supplicant
rfkill: Cannot open RFKILL control device
root@myd-y6ul14x14:~#
root@myd-y6ul14x14:~# udhcpc -b -i wlan0 -R
udhcpc (v1.24.1) started
Sending discover...
Sending discover...
Sending select for 192.168.147.113...
Lease of 192.168.147.113 obtained, lease time 43200
/etc/udhcpc.d/50default: Adding DNS 114.114.114.114
/etc/udhcpc.d/50default: Adding DNS 8.8.8.8
root@myd-y6ul14x14:~#
root@myd-y6ul14x14:~# ifconfig
eth0      Link encap:Ethernet  HWaddr 0a:43:86:d8:1f:c2  
          UP BROADCAST MULTICAST  MTU:1500  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:1000
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)


lo        Link encap:Local Loopback  
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:4 errors:0 dropped:0 overruns:0 frame:0
          TX packets:4 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:256 (256.0 B)  TX bytes:256 (256.0 B)


wlan0     Link encap:Ethernet  HWaddr e0:4f:43:ac:ee:37  
          inet addr:192.168.147.113  Bcast:192.168.147.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:89 errors:0 dropped:78 overruns:0 frame:0
          TX packets:45 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:23758 (23.2 KiB)  TX bytes:9074 (8.8 KiB)

root@myd-y6ul14x14:~# ping 192.168.147.251
PING 192.168.147.251 (192.168.147.251) 56(84) bytes of data.
64 bytes from 192.168.147.251: icmp_seq=1 ttl=64 time=8.46 ms
64 bytes from 192.168.147.251: icmp_seq=2 ttl=64 time=14.7 ms
64 bytes from 192.168.147.251: icmp_seq=3 ttl=64 time=8.07 ms