https://linuxiac.com/how-to-set-up-wireguard-vpn-server-on-ubuntu/
https://ubuntu.com/server/docs/wireguard-vpn-troubleshooting
sudo vim /etc/sysctl.confsudo sysctl -psudo apt install wireguard
wg genkey | sudo tee /etc/wireguard/server_private.key | wg pubkey | sudo tee /etc/wireguard/server_public.key
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