Maybe this will help: You will want to concentrate on port forwarding and if needed port triggering.
As a test, you may want to enable DMZ (DeMilitarized Zone) and see if this enables your needs then start drilling down your settings. Do not leave DMZ activated!
By default, the firewall of a NETGEAR router blocks all connection attempts by devices on the Internet to devices in your local network. This is called inbound traffic. If you want devices on the Internet to connect to devices on your local network (for example, you have an IP Camera or an FTP server that you want to be accessible via the Internet), you will have to reconfigure the router. Here are three ways to do that:
Solved : Step by step
1.- Go to windows firewall
2.- Advanced settings
3.- Windows firewall properties
4.- Public profile (if your hamachi network is public,or private profile if it's private)
5.- Protected Network connections
6.- Uncheck hamachi
Do that in every computer with windows 10