add usage to readme

1 files changed, 9 insertions, 0 deletions

diff --git a/README.txt b/README.txt
index 3b8ecdc..c2f8900 100644
--- a/README.txt
+++ b/README.txt
@@ -5,3 +5,12 @@ sudo apt install geoipupdate
 sudo cp /usr/share/doc/geoipupdate/examples/GeoIP.conf.default /etc/GeoIP.conf
 sudo mkdir -p /usr/local/share/GeoIP
 sudo geoipupdate -v
+
+Usage
+-----------------------
+
+-geodb <path>
+	path to the GeoLite2-City database (default is "/var/lib/GeoIP/GeoLite2-City.mmdb")
+-port <port>
+	port where the service listens on (default is 9001)
+