Fast synchronised transparent handover method and system

A mobile communications system (100), comprising at least one mobile terminal (200), a plurality of base stations (300a-300e), at least one central entity (400) adapted to manage said plurality of base stations, adapted to perform a handover, wherein: -said mobile terminal (200) is adapted to transmit a handover request message in a pre-defined slot requesting a new point of attachment; -said plurality of base stations (300a-300e) are adapted to receive said handover request message and further adapted to determine which one of said plurality of base stations (300a-300e) is to become said new point of attachment; -a base station (300a) arranged to become said new point of attachment is further adapted to transmit a handover response message to said mobile terminal (200); -said mobile terminal (200) is adapted to receive said handover response message and to change its point of attachment.