Data transmission method, system and device
A data transmission method and data transmission technology, applied in the field of data transmission method, system and equipment, can solve the problem of no data security strategy for terminal equipment, etc.
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[0040] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0041] The embodiment of the present invention provides a data transmission method, which is mainly applied to figure 1 In the mobile communication system shown, the PCC framework in the communication system includes: policy and charging rules function (Policy and Charging Rules Function, PCRF), policy and charging enforcement function (Policy and Charging Enforcement Function, PCEF), Functional entities such as application function (AF) ...
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