Create README.md

Fortigate/README.md

@@ -0,0 +1,13 @@
+# Aerohive External Captive Portal
+
+This is an example of a PHP based external captive portal for Fortigate. The code given here can be used to setup a basic captive portal featuring an HTML login form.
+
+The username and password has to be posted to the Fortigate firewall.
+
+HTTP Request Type: `GET`
+
+Apache access log example:
+
+```
+login&post=http://172.172.172.1:1000/fgtauth&magic=050e078a95ae1754&usermac=fc:3f:db:a6:4a:ff&apmac=70:4c:a5:ab:85:95&apip=172.172.172.1&userip=172.172.172.2&ssid=Test&apname=FG800D5818800451&bssid=00:00:00:00:00:00
+```