/tags/wireless/Recent content in Wireless on My BlogHugoen-usThu, 25 Apr 2019 00:00:00 +0000/2019/04/25/ubuntu18-%E5%91%BD%E4%BB%A4%E8%A1%8C%E8%AE%BE%E7%BD%AEwireless-%E8%BF%9E%E6%8E%A5wifi%E7%83%AD%E7%82%B9/Thu, 25 Apr 2019 00:00:00 +0000/2019/04/25/ubuntu18-%E5%91%BD%E4%BB%A4%E8%A1%8C%E8%AE%BE%E7%BD%AEwireless-%E8%BF%9E%E6%8E%A5wifi%E7%83%AD%E7%82%B9/<!-- toc --> <p>[TOC]</p> <h2 id="nmcli">nmcli</h2> <p>查看可用WiFi</p> <pre tabindex="0"><code>$ nmcli dev wifi IN-USE SSID MODE CHAN RATE SIGNAL BARS SECURITY HiWiFi_5489B6 Infra 3 130 Mbit/s 70 ▂▄▆_ WPA1 WPA2 PING Infra 11 195 Mbit/s 54 ▂▄__ WPA2 H3C Infra 1 270 Mbit/s 44 ▂▄__ WPA1 WPA2 </code></pre><h2 id="rfkill">rfkill</h2> <pre tabindex="0"><code># rfkill list 0: bluedroid_pm: Bluetooth Soft blocked: yes Hard blocked: no 1: phy0: Wireless LAN Soft blocked: no Hard blocked: no 2: brcmfmac-wifi: Wireless LAN Soft blocked: no Hard blocked: no # rfkill block 1 # rfkill block 2 # rfkill list 0: bluedroid_pm: Bluetooth Soft blocked: yes Hard blocked: no 1: phy0: Wireless LAN Soft blocked: yes Hard blocked: no 2: brcmfmac-wifi: Wireless LAN Soft blocked: yes Hard blocked: no # rfkill unblock 1 # rfkill unblock 2 </code></pre><h2 id="iw">iw</h2> <pre tabindex="0"><code>.扫描可用的WiFi # 不加less可能会产生太多输出 iw dev wlan0 scan |less # 或者 iwlist wlan0 scanning </code></pre><h2 id="ifconfig">ifconfig</h2> <pre tabindex="0"><code># ifconfig wlan0 wlan0: flags=4098&lt;BROADCAST,MULTICAST&gt; mtu 1500 ether 00:04:4b:8c:55:d4 txqueuelen 1000 (Ethernet) RX packets 0 bytes 0 (0.0 B) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 70 bytes 7620 (7.6 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 # ifconfig wlan0 down ip link set wlan0 down # ifconfig wlan0 up # ip link set wlan0 up </code></pre><p>wpa</p>