After you download a geolocation database, you can identify the country that is associated with a given IP address. You can then use the country code or country name in policy.
Identify a country by IP address:
To write policy about a specific country, use the country code specified in square brackets beside the country name. For example, the country code for Canada is “CA”. If the IP address you enter is not valid, an error appears. See Troubleshoot Geolocation for more information.