To enable communication information separately and independently received by a plurality of communication means to be transferred to one different transfer destination in a communication system.

In the communication system provided with first communication equipment 27 and second communication equipment connected to the first communication equipment 27, the first communication equipment 27 transfers received first communication information to a designated transfer destination, and the second communication equipment 31 transfers received second communication information to a designated transfer station. When the first communication information and the second communication information are transferred, the first communication equipment 27 transfers the first communication information to the designated transfer destination and also transfers transmission source identification information included in the first communication information and transfer destination identification information inherent to the designated transfer destination to the second communication equipment 31. On the other hand, when the transmission source identification information included in the first communication information is the same as transmission source identification information included in the second communication information, the second communication equipment 31 transfers the second communication information to the designated transfer destination on the basis of the transfer destination identification information.