Here’s a step-by-step guide to getting up and running with a VPN connection between your Mac and Asus RT-N16 router with factory firmware.
1. Make sure DMZ is turned off. [ more detailed instructions ]
Launch a browser and go to the setting page of router; the default website of ASUS router’s setting page is http://192.168.1.1
2.Turn on VPN server. [ more detailed instructions ]
3. Set up the VPN settings on your Mac, which will be connecting to the router from somewhere else.