"geoipupdate.sh -a" after installation to download the GeoIP(v6), GeoLiteCity(v6) and GeoIPASNum(v6) free databases for the first time. Call "geoipupdate.sh" (without any argument) from time to time (e.g. once per month) to update them later. Another package, geoipupdate, may be used to download GeoLite Legacy, GeoLite2 and GeoIP2 databases from MaxMind.