树莓派常用配置(raspberry 4B) #

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Run: sudo raspi-config
Choose option: 1 System Options
Choose option: S5 Boot / Auto Login
Choose option: B2 Console Autologin
Select Finish, and reboot the Raspberry Pi.

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Run: sudo raspi-config
Choose option: 1 System Options
Choose option: S1 Wireless LAN
Select Finish, and reboot the Raspberry Pi.

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Run: sudo raspi-config

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# /usr/lib/systemd/system/ip.service

[Unit]
Description=test networking
After=networking.service
[Service]

Type=oneshot
ExecStart=/bin/bash -e  /home/pi/ifconfig.sh 
KillSignal=SIGINT
[Install]
WantedBy=multi-user.target

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# /home/pi/ifconfig.sh
echo eth0: $(ifconfig eth0 | sed -n '/inet /p' | sed -n '1p' | awk '{print $2}' | tr -d 'addr:')
echo wlan0: $(ifconfig wlan0 | sed -n '/inet /p' | sed -n '1p' | awk '{print $2}' | tr -d 'addr:')

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systemctl enable ip

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# 1. 更改配置文件，将wifi信息填入
sudo vi /etc/wpa_supplicant/wpa_supplicant.conf

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ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
country=CN

# 配置 WPA2 Enterprise (WPA2企业级)
network={
    ssid="myhomewifi"      # wifi 名称
	key_mgmt=WPA-EAP
	eap=PEAP
	identity="test"        # 用户身份名
	password="123456"      # 用户密码
	phase1="peaplabel=auto pepver=auto"
	phase2="MSCHAPV2"
}

# 配置 WPA2/WPA3 (个人级)
network={
    ssid="myhomewifi"   # wifi ssid
    psk="123456"      # 密码
}

# 配置无密码 wifi
network={
    ssid="wifinosecret"
    key_mgmt=NONE
}

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# 重启
sudo reboot

# 更新网络
sudo systemctl restart networking

# 网卡开关
sudo ifconfig wlan0 up
sudo ifconfig wlan0 down