When using Rainbow to migrate virtual machines to HCS, which of the following operations are feasible? (many)

• A.The source virtual machine IP address can use IPv4 or IPV6.
• B.When the source terminal is a Windows virtual machine and port 445 is not opened, the migration task can also be completed by manually installing WinSrcAgent.
• C.The firmware type of the source virtual machine is UEFI. When registering the corresponding image, you need to check the UEFI option.
• D.While migrating the virtual machine, you can upgrade the version of Centos, for example, upgrade Centos 6.5 to Centos7.0.

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During the rapid desktop provisioning process of FusionAccess, you need to configure naming rules. VMs of type ( ) cannot use the naming rules containing AD domain accounts.

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In the scenario where FusionSphere OpenStack is connected to KVM and FusionCompute, which of the following descriptions about virtual machine creation is incorrect?

• A.nova-compute completes the creation of KVM virtual machines through the libvirt interface
• B.In the scenario of connecting to FusionCompute, the nova-scheduler will schedule and decide which CAN host to select.
• C.In the interconnection with FusionCompute, advanced features such as HA, DRS, and live migration are implemented by VRM
• D.The creation methods of virtual machine cloud disks are different in the two scenarios

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When FusionCompute is interconnected with FusionSphere OpenStack, which network of FusionSphere OpenStack must the management network of FusionCompute communicate with?

• A.external_om
• B.internal_base
• C.external_api
• D.external_base

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Which of the following is not a major accident of FusionAccess?

• A.User operation is delayed
• B.Infrastructure VM failure
• C.User virtual machine failure
• D.System time failure

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