前言
Network Topology
RT-AC68U 使用PPPoE拨号上网，但是分配的IP是100.64.204.111, 看着像公网IP实际却是Carrier-grade NAT.
现在需要将RT-AC68U与一台在公网的EdgeRouter使用OpenVPN Site-to-Site连接起来，并在RT-AC68U端实现policy-based routing。
需要让RT-AC68U下的所有设备能访问EdgeRouter LAN的网络，并根据需求透过VPS访问指定互联网。
本实验参考下列文章：
Set up OpenVPN Site-to-Site on UBNT EdgeRouter Lite
EdgeRouter OpenVPN Connectivity Monitor
EdgeRouter 策略路由实现分析
EdgeRouter Policy Based Routing Using DNSMASQ IPSET
Continue reading “OpenVPN Site-to-Site VPN between Asus Merlin And Ubnt EdgeRouter” »
OpenVPN Site-to-Site VPN between Asus Merlin And Ubnt EdgeRouter by @sskaje: https://sskaje.me/2017/10/openvpn-site-to-site-vpn-asus-merlin-ubnt-edgerouter/