there are just two pieces of information you would need to give your firewall to be able to have a server behind it: the local IP address of the server, and the port number of the server. how exactly this is done depends on your router. that means tell your firewall to forward port 21 (21 is the ftp port number) to the IP address of your server (this time you will use the IP address of your ftp server for real, not the IP address of the firewall). also, you have to enable port forwarding in your firewall. If you want to have a server behind a firewall, you must disregard the IP address of the server, and instead find out the IP address of the firewall router. For Cryptographic algorithm options, choose a security policy that contains the cryptographic algorithms enabled for use by your server.

Where IP address is the IP address of the server (which you should have made a note of in step 3 of the the above How-to) and FQDN is your Fully Qualified Domain Name, e.g. If you don't want to set up a CloudWatch logging role, choose Choose an existing role, but don't select a logging role.

How to set up ftp server mac