Retired Documentation: You are using the documentation for version 1.7.3 which was retired in 2013. Go here for the latest version documentation or check here for your available upgrades to the latest version.
Update Notes for Version 1.7.3
IP to Nation
The IP to Nation module has been updated to handle IPv6 IP addresses and so has it's dataset. Because of the size of the dataset there can be a long delay when installing the module or updating the module.