Call building method and system
A technology for call establishment and equipment, applied in the field of communication, can solve problems such as call loss, and achieve the effect of reducing call loss
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[0014] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0015] The call establishment method provided by the embodiment of the present invention can be used in a network architecture where a VoWiFi terminal accesses an IMS network, such as figure 1 As shown, the network architecture includes: ePDG equipment 101, S / P-GW equipment 102, HSS equipment 103, 3GPP-AAA equipment 104, and SBC / P-CSCF equipment 105, S-CSCF equipment 106 and AS (Application Server, application server) device 107 constitutes the IMS core networ...
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