Station and Public Address Systems without Server (SPP, Serverless Party page) based on IP and Methods for implementing multiple stations spp.

摘要

p Station paging and intercom with announcements and CommunicationIt is connected to other Stations of PA and InterCommunication in a compatible Network multicast and point-to-point Communication comprises a network interface to connect the stationN, number of multicast addresses configured to transmit and receive audio, several configurable transmit multicast addresses for PA System announcements to other stations,A shared telephone line selector selector Lines, a PA System and a Processing device to configure Station. / p