a service offered by a FAST service provider via a wireless communication interface to a FAST service user, which may provide as a minimum, but not limited to this, a single information message, where the service is implemented in a provider application and in a client application

služba poskytovaná provozovatelem služby FAST uživateli služby FAST za předpokladu, že aplikační vrstvy v obou bodech umožňují provoz dané služby