Changes

** '''NOTE 3''': in some cases the SIM card doesn't require an APN in order to obtain a Public IP address. If that is the case for you, simply check what your router's WAN IP address is - if it's already a Public IP address, then you don't need to set an APN. The easiest way to find what your WAN IP address is to log in to the router's WebUI and check the '''WAN''' widget in the '''Overview''' page. The WAN widget will be on the right side of the page, second widget from the top:

** '''NOTE 3''': in some cases the SIM card doesn't require an APN in order to obtain a Public IP address. If that is the case for you, simply check what your router's WAN IP address is - if it's already a Public IP address, then you don't need to set an APN. The easiest way to find what your WAN IP address is to log in to the router's WebUI and check the '''WAN''' widget in the '''Overview''' page. The WAN widget will be on the right side of the page, second widget from the top:

[[File:Private vs public ip.png]]

[[File:Private vs public ip.png|1150px]]

===Step 3: Configure Port Forwarding===

===Step 3: Configure Port Forwarding===