Call-back system and master station, telephone relay server, call-back method, and call-back program

摘要

Being decided uniquely, plural collecting the master station and the attribute information which possess the dispatch required processing section which transmits the call-back request which includes attribute information the memory section which retains the attribute information which is granted and in order to start call-back communication, making the call-back dispatch original telephone number correspond which you use for every attribute group which was drawn up, with call-back communication, receiving the database and the call-back request which it retains, dispatching the rating object distinction section and the selective call-back dispatch original telephone number which it extracts the call-back dispatch original telephone number which corresponds to the attribute information which is included in call-back request, as selective call-back dispatch original telephone number from the databaseAs an original telephone number, it has with the master station and the dispatch processing section which does call-back communication.