Method for subscribing the ring back tone
A technology of ringback tone and receipt, applied in the field of telecommunications, can solve the problems such as the inability to achieve one-point access for service providers, affecting the smooth development of unified color ringtone services, and increasing the threshold for introducing SPs, so as to reduce the difficulty of SP access and reduce equipment investment. , the effect of unified management
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[0021] Fig. 1 shows the networking structure of the personalized ring back tone network and the general process of subscribing short messages according to the present invention. The network of the present invention includes a service management device (1), a service provider (3) connected by a short message forwarding device (2), and a service realization device (4) connected to user 1 (51) and user 2 (52). These devices are based on the devices in the existing short message network, and can be implemented by using the devices in the existing short message network, so details will not be described here. However, the present invention redefines the format of the short message in the existing short message protocol. As shown in Fig. 2, Fig. 2 shows the layered protocol used by the personalized ring back tone network of the present invention. As shown in Figure 2, the protocol is divided into 4 layers: from bottom to top are lower layer protocol (a4), TCP protocol (a3), short me...
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