METHOD, NETWORK DEVICE, CHARGING ENTITY AND CHARGING SYSTEM FOR INTER-NETWORK CHARGING

摘要

A method, network device, charging entity and charging system for inter-network charging includes adding the second charging correlation information to the first network charging ticket which carries the first charging correlation information via the corresponding relation between the first charging correlation information of the first network and the second charging correlation information of the second network, thus it can associate the charges generated by one inter-network call and the communication service providers can sort and balance the tickets conveniently at the instance of inter-network.