铁路通信云容灾方案探讨OA

This paper describes concepts,indexes and models of disaster recovery.Combined with the overall framework of railway communication cloud,the application requirements of disaster recovery in railway communication cloud are analyzed,and the characteristics of disaster recovery solution for railway communication cloud are proposed.Distributed and diversified disaster recovery methods should be adopted in close combination with the communication cloud architecture and service types.This paper proposes disaster recovery construction ideas applicable to railway communication cloud from the aspects of central cloud,edge cloud and network,in order to meet the increasing needs of railway communication cloud for continuity,stability and reliability,and has guiding significance for the construction of railway communication cloud.