In the HyperMetro dual-active data center solution, the arbitration server mode has higher reliability than the static superior mode, which can ensure continuous business operation under various single-point failure scenarios. Therefore, Huawei's dual-active solution recommends the use of the arbitration server mode.

Which of the following statements are correct about the HyperMetro static priority arbitration mode? (Multiple choice)

HyperMirror can be used for: (Multiple Choice)

For the NDMP feature of Oceanstor9000 product, which of the following option descriptions is wrong?

Before deploying the Huawei dual-active solution, what information about the customer's current network needs to be collected? (Multiple choice)