Set up VPN Server on Windows 2016 Server. Fix Error 850 EAP required, Fix Error 812 ras/vpn on Win 8.1
1. Setup VPN Server follow by this youtube clip . 2. Fix "Error 850: The Extensible Authentication Protocol type required for authentication ... " (ใส่ Error เต็มไม่ได้ เพราะ Google Adsense หาว่าไปลอกข้อมูลเว็บอื่นมา) ทำตาม this link . 3. Fix " Error 812 : The connection was prevented because of a policy configured on your RAS/VPN server. Specifically, the authentication method used by the server ..." (ใส่ Error เต็มไม่ได้ เพราะ Google Adsense หาว่าไปลอกข้อมูลเว็บอื่นมา) ทำตามนี้ 3.1 in Windows Server 2016 go to Computer management -> Local Users and Groups 3.2 right click user that want to allow access vpn -> Properties 3.3 in user properties windows go to "Dial-in" Tab -> Network Access Admin -> select "Allow access" -> click "Apply" button -> click "OK" button. 4. Enable 4 incoming/outgoing Rules in Windows Firewall