STUNner is a lightweight STUN procotol utility. It determines whichtype of NAT (if there is) is your device behind. This tiny NATutility is developed by University of Szeged, Department ofSoftware Engineering. The basic idea for this network analyser appis to determine the type network connection and then to explore howyour device is connected to the rest of the World, is it behindfirewall, NAT (Network Address Translation) or it has public IPaddress and is directly connected to the Internet. It collectsanonymous network statistics, location info and battery usage infowhich are evaluated anonymously in the FICT - Future ICT R&Dproject - http://www.futurict.hu This application is a mixture andsimilar to apps with tags: - "What is my IP" - What is my public IP- WIFI diaganostic/manager - Connection diagnostic Project GoogleCode Site for source check -https://code.google.com/p/stunner-utility/