Detailed configuration of wireless network card under Ubuntu Server

1. Insert the wireless network card and use the command: iwconfig to check whether the wireless network card exists.

The wireless network card here is wlan1

2. Enable the wireless network card: sudo ifconfig wlan1 up

3. Automatically connect to the router configuration: Use the wpa_passphrase "essid" "key" command to get the content and add it to /home/wireless.conf.

4. Add network card configuration information: Add in /etc/network/interfaces

• auto wlan1
• iface wlan1 inet dhcp
• wpa-conf /home/wireless.conf

5.ifconfig to view the obtained IP address

Finish!

Summarize

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