Mod Restores VoIP Calling to Samsung Galaxy S II

One of the features present in most devices that run the Android operating system is the ability to place and receive voice-over-IP (VoIP) calls through a built-in UI compatible with many VoIP providers. While third party VoIP solutions have been available on Android for some time, Google recently introduced this feature in their 2.3.3 release. Cellular carriers are not so keen to allow VoIP on