Thank you for the post and I apologize for the delay.
The following article covers the full list of ports used by FileMaker Server 13:
Additionally, here is some additional information about the system requirements:
Lastly, if a particular technology works locally, but not outside the LAN/WAN, then port forwarding may need to be configured to allow outside network access.
FileMaker Server 13's WebDirect uses ports 80 and 443 and FileMaker Network Sharing uses port 5003.
Thank you for your reply:
Again I am not an admin and the response is Greek to me.
Do you have any step by step instructions on how to make this work locally and through the internet?
When I go into the firewall settings all I see about opening ports I must specify a program that will use this port. Not sure if this is even correct? On version 11 I had to specify Filemakerserver.exe before I could access the database locally.