DATA WORKING RELAY METHOD AND DEVICE, NETWORK SYSTEM DEVICE, DATA WORKING RELAY PROCESSING PROGRAM AND RECORDING MEDIUM WITH ITS PROCESSING PROGRAM RECORDED

摘要

PROBLEM TO BE SOLVED: To provide a data working relay method and device, a network system device, a data working replay processing program, and a recording medium capable of efficiently adding advertisement data matched with the tastes of each client to stream data. SOLUTION: A relay node N1 is provided with a receiving means 13 for receiving stream data to be transferred from a route side adjacent node, an advertisement adding and replacing means 14 for selecting the category of advertisement data to be transferred to each leaf side adjacent node by referring to an addition advertisement instructing table 12 according to the data addition configurations of the received stream data and for reading the advertisement data stored in an advertisement data storing means 11 corresponding to the selected category, and for operating the addition and replacement of the read advertisement data to the stream data, and a transmitting means 15 for transmitting the stream data to which the addition and replacement of the advertisement data is operated to each leaf side adjacent node.