Configure Wireguard VPN Server

apt-get update && apt-get upgrade
apt-get install wireguard
vim /etc/sysctl.conf
uncoment net.ipv4.ip_forward=1
sudo sysctl -p to verify
apt-get install wireguard
cd /etc/wireguard
umask 077; wg genkey | tee privatekey | wg pubkey > publickey
vim /etc/wireguard/wg0.conf

server
-------------------
[Interface]
PrivateKey = <generated privatekey>
Address = 192.168.69.1/24
ListenPort = 51820
PostUp = iptables -A FORWARD -i wg0 -j ACCEPT; iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
PostDown = iptables -D FORWARD -i wg0 -j ACCEPT; iptables -t nat -D POSTROUTING -o eth0 -j MASQUERADE

[Peer]
PublicKey=<The Public Key of the Debian Client>
AllowedIPs=192.168.69.2
PersistentKeepalive=25

systemctl enable wg-quick@wg0.service
or
wg-quick up wg0

client
-------------------
apt-get update && apt-get upgrade
apt-get install wireguard
vim /etc/sysctl.conf
uncoment net.ipv4.ip_forward=1
sudo sysctl -p to verify
apt-get install wireguard
cd /etc/wireguard
umask 077; wg genkey | tee privatekey | wg pubkey > publickey
vim /etc/wireguard/wg0.conf

[Interface]
PrivateKey = <Generated Local PrivateKey>
Address=192.168.69.2/24

[Peer]
PublicKey=<Public Key From Server>
Endpoint=<Public IP of VPN Server>:51820
AllowedIPs = 0.0.0.0/0