OpenVPN is an open-source VPN technology that provides an encrypted VPN tunnel and secure access to your home network while away. This article explains how to build an OpenVPN server on an OpenWrt router and connect multiple clients. Audience: Users with OpenWrt installed and SSH access Prerequisites: OpenWrt installation, administrator access, and basic terminal/SSH knowledge # Environment Item Value OS OpenWrt 24.10.0 or later VPN protocol OpenVPN UDP 1194 VPN network 10.