Published Book on Amazon
|All of IOT Starting with the Latest Raspberry Pi from Beginner to Advanced – Volume 1|
|All of IOT Starting with the Latest Raspberry Pi from Beginner to Advanced – Volume 2|
출판된 한글판 도서
|최신 라즈베리파이(Raspberry Pi)로 시작하는 사물인터넷(IOT)의 모든 것 – 초보에서 고급까지 (상)|
|최신 라즈베리파이(Raspberry Pi)로 시작하는 사물인터넷(IOT)의 모든 것 – 초보에서 고급까지 (하)|
Original Book Contents
11.5.2 Setting Wireless Connection with Configuration File
The default settings for the network in the Raspberry Pi system are stored in the file "/etc/network/interfaces". In this file, you can activate the wireless connection by directly entering the settings for the wireless connection.
If you have already configured with the window Wi-Fi configuration tool, it will have the following contents, and you will need to delete all this contents.
iface wlan0 inet manual
iface default inet dhcp
To configure for wireless connection, you need to enter the following in the configuration file. Of course, "ssid" and "psk" must be entered as pre-defined in the access point.
iface wlan0 inet dhcp
When the setup is completed, execute the following command to stop and restart the wireless device again.
pi@raspberrypi ~ $ sudo ifdown wlan0
pi@raspberrypi ~ $ sudo ifup wlan0