In which of the following states can backups be created for Elastic Volume Service (EVS) disks?  

On HUAWEI CLOUD, if a user wants to enable an Elastic Cloud Server (ECS) to access the Internet, the only way is to bind an Elastic IP (EIP) to the ECS. 

Cloud computing is a product of the Internet and computing technology development. Therefore, cloud computing is indispensable to networks.

An ECS group logically groups ECSs. ECSs in the same ECS group are created on the same physical server by default

Hybrid cloud is a flexible cloud computing model. It may contain two cloud architectures: public cloud and private cloud, or even more. The infrastructure of a hybrid cloud is owned and operated by a single organization. Therefore, user services can switch between these clouds as required.