Which of the following statements about management ports on C72 nodes are correct? (Multiple Choice)

• A.When the C72 nodes and the non-C72 nodes are deployed together and applied to object storage service, only the node that provides independent management network ports can serve as an object storage management node.
• B.When deploying a storage cluster, you need to separately assign an IP address to port NIC0 on the C72 node in the cluster.
• C.When the C72 nodes and the non-C72 nodes are deployed together, you can select C72 nodes to provide independent management network pots.
• D.When the OceanStor 9000 cluster contains only C72 nodes and the number of C72 nodes is not smaller than three, each controller module A of the first three nodes provides one NIC0 port as the management port.

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The QoS characteristics of object services, for applications with different priorities, different buckets can be configured, and the TPS of the buckets and the allocation of bandwidth resources can be controlled through QoS; different QoS policies can be configured for VIP tenants and ordinary tenants in the same system, to ensure the quality of service for high-priority tenants.

• A.True
• B.False

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When the phone is accessing the LINUX client of Huawei Oceanstor 9000 cluster, the number of concurrent NFS on the client can be appropriately reduced to improve access performance

• A.True
• B.False

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There are 1040GB files that need to be backed up, the backup window is 6 hours, and the GE network and the media side are deduplicated. Which of the following statements is correct? (Multiple choice)

• A.The required bandwidth is 71.7MB/s
• B.The required bandwidth is 61.6MB/s
• C.Must use LAN-Free networking
• D.Optional LAN-Base networking

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When restarting the Huawei Oceanstor 9000 node, if the log information shows "phy: 25, handle SMP req 2" and "phy: 26, good handle SMP req 2", it means that the system disk is faulty, which may not start normally.

• A.True
• B.False

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