树莓派设置Wifi-以及-固定IP

 设置wifi

# 进入文件夹查看文件
cd /etc/netplan/

# 修改文件
sudo vim xxx.yaml

# 大致如下
network:
    version: 2
    ethernets:
        eth0:
            optional: true
            dhcp4: true
    # add wifi setup information here ...
    wifis:
        wlan0:
            optional: true
            access-points:
                ;YOUR-SSID-NAME;:
                    password: ;YOUR-NETWORK-PASSWORD;
            dhcp4: true

# 测试网络配置
sudo netplan --debug try

# 如果异常;查看更多问题信息
sudo netplan --debug generate

# 应用配置
sudo netplan --debug apply

# 编辑文件
nano /etc/network/interfaces

# interfaces(5) file used by ifup(8) and ifdown(8)
# Include files from /etc/network/interfaces.d:
source /etc/network/interfaces.d/*

auto wlan0
allow-hotplug wlan0
iface wlan0 inet static
address 192.168.1.8        # IP地址
netmask 255.255.255.0      # 掩码
gateway 192.168.1.1        # 网关