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1. (WO2017147959) SERVICE CARRYING METHOD, COMMUNICATION TERMINAL, CONTROL ELEMENT S-CSCF AND SYSTEM

Pub. No.:    WO/2017/147959    International Application No.:    PCT/CN2016/078161
Publication Date: Sat Sep 09 01:59:59 CEST 2017 International Filing Date: Fri Apr 01 01:59:59 CEST 2016
IPC: H04L 12/911
Applicants: YULONG COMPUTER TELECOMMUNICATION SCIENTIFIC (SHENZHEN) CO., LTD.
宇龙计算机通信科技(深圳)有限公司
Inventors: ZHANG, Zijing
张子敬
WU, Xuanhang
武选航
Title: SERVICE CARRYING METHOD, COMMUNICATION TERMINAL, CONTROL ELEMENT S-CSCF AND SYSTEM
Abstract:
Disclosed in an embodiment of the invention is a service carrying method, comprising: performing, by a communication terminal, and according to a service request, media negotiation with a communication peer in a first access network; performing, according to a media negotiation result, a first media resource reservation in the first access network; if a resource reserved in the first access network does not meet a target resource requirement, performing a second media resource reservation in a second access network; after transmitting, by the communication terminal, a first media resource reservation completion message to the communication peer, receiving, by the communication terminal, a second media resource reservation completion message transmitted by the communication peer upon completion of the media resource reservation; and establishing, by the communication terminal, a service connection with the communication peer, and carrying a media stream in the first access network and the second access network, respectively, according to a carrying method for the media stream corresponding to a target service indicated in the first media resource reservation completion message. Also provided in the embodiment of the invention are a communication terminal, a control element S-CSCF and a system capable of effectively sharing network load, increasing service quality, and improving user experience.