有关FusionSphereOenstackCinder模块的相关描述正确的有?()A.FusionSpher...
A.FusionSphereOpenstack和VRM做存储资源对接时必须经由VRM做控制转接
B.FusionSphereOpenstack和KVM虚拟化环境FusionStorage存储资源对接必须经由FusionStirageManager做控制转接
C.FusionSphereOpenstack和VMWare做存储资源对接的时必须经由vCenterServer做控制转接
D.FusionSphereOpenstackCinder模块支持有状态扩展