内容引用&参考youtube视频
https://www.youtube.com/watch?v=rj1yxHQj8G0
手动安装Wireguard
安装Wireguard(以ubuntu20.04为基础)
#root权限
sudo -i
#安装wireguard软件
apt install wireguard resolvconf -y
#开启IP转发
echo "net.ipv4.ip_forward = 1" >> /etc/sysctl.conf
sysctl -p
大约 3 分钟