| 摘要 |
<p>PROBLEM TO BE SOLVED: To charge money based on information (data quantity, transmission history, etc.), about a routed packet. SOLUTION: A header part (including the packet length) of a packet 161 is transmitted to a charging device 141, when the packet is routed by routers 111, 112, etc., to route the packet 161 last in a router network 100. In addition, an identifier of a router itself for routing the packet first is added to the packet as a first router identifier and an identifier of a router itself to route the packet last, and the first router identifier are transmitted to the charging device as a second router identifier by the router to route the packet last. Furthermore, a value of TTL (to be reduced whenever it is routed) of the header part of the packet at the moment is added to the packet as the first router identifier by the router to route the packet first, and the header part of the packet and the first router identifier are transmitted to the charging device by the router to route the packet last. Charge is imposed, based on transmitted information by the charging device.</p> |
