Wireguard

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Introduction

As of Linux 5.6 wireguard is included in the Linux kernel. Due to the use of Systemd, installation of the tools package will only be required on a single machines in order to generate keys.

Wireguard Installation

Install the wireguard-tools package on the machine that will manage the entire VPN.

# pikaur -S wireguard-tools

On the server (or internet facing machine) enable forwarding.

# echo "net.ipv4.ip_forward=1" | sudo tee --append /etc/sysctl.d/50-security.conf

Activate forwarding as well.

# sudo sysctl -w net.ipv4.ip_forward=1