Rescale the communication system is intended avunpyyntö- and transmission pelastautumispyyntöviestien. Rescale -viestijärjestelmällä provide various alerts and requests for assistance across to all computers in the workplace in seconds. outgoing person with one push of a button assistance can notify all going to help. Also, the person requesting the information may be coming to assist. Message field by typing can happen between people who use discussion program. Control room can monitor all who have seen the alarm message and who to respond to.