Search International and National Patent Collections

1. (WO2018121485) SERVICE SWITCHING METHOD, DEVICE, AND SYSTEM

Pub. No.:    WO/2018/121485    International Application No.:    PCT/CN2017/118378
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Tue Dec 26 00:59:59 CET 2017
IPC: H04L 12/24
Applicants: ZTE CORPORATION
中兴通讯股份有限公司
Inventors: JIANG, Ningning
蒋宁宁
Title: SERVICE SWITCHING METHOD, DEVICE, AND SYSTEM
Abstract:
A service switching method comprises: a distributed controller of a source transmission apparatus determines a state of a first signaling channel between a transmission apparatus where service data is transmitted therethrough and a software defined network (SDN) controller; and upon detecting disconnection of the first signaling channel, the distributed controller of the source transmission apparatus transmits, via a second signaling channel, service management data; wherein the service management data instructs transmission of the service data, and the second signaling channel is used to control signaling and transmit the service management data from the source transmission apparatus to a sink transmission apparatus.