Which of the Following Is Correct About the Huawei Storage

Which of the following is correct about the Huawei storage Oceanstor V3 storage system?

A) One Ethernet port can be used to create multiple logical ports
B) If you type Ethernet ports A and B into VLAN 2, by default the port A and B data are in the same drift group
C) If binding port A and physical port B are added to the same VLAN, as long as one physical port in bonded port A fails, the service switches to Physical Port B
D) When IP Fallback mode is set to Manual, when the port fails to recover, the active port link is in normal status and lasts longer than 1 minute, the system can switch the service to the primary port