Configuring file services in Huawei scale-out storage systems, such as OceanStor Pacific, involves specific steps for standard protocols like NFS or CIFS. The *HCIP-Storage V5.5 Training Material (Module 4: Storage Design and Implementation)* states: “To configure file services, the engineer must create a converged storage pool to allocate resources, create namespaces for organizing file systems, and enable file services on the relevant nodes. The Distributed Parallel Client (DPC) is optional and used for high-performance parallel file access, not a requirement for standard protocol scenarios.” Let’s evaluate:

- Option A: Not required. DPC is not mandatory for standard file service protocols.

- Option B: Required. A converged storage pool is needed to provide storage capacity.

- Option C: Required. Namespaces organize file service resources.

- Option D: Required. Enabling file services on nodes activates the protocols.

Thus, option A is the action not needed.

A is false. Huawei defines secondary resource protection as controlling the access status of the secondary resource . For example, the secondary volume/file system can be set to read-only or read/write , or in Pacific documentation, the secondary namespace does not receive host read/write services and only receives replication data. It does not mean suspending the replication relationship.

B is true. Huawei defines a pair as the data replication relationship between the primary and secondary LUNs/volumes . Huawei documentation also states that when the running status is Normal , data at the two sites has been synchronized successfully.

C is true. Huawei explicitly states that a consistency group is a collection of pairs that have a service relationship with each other .

D is true. Huawei describes synchronization as the process of synchronizing or copying data from the primary resource/volume to the secondary resource/volume

Changing the management network port IP in Huawei flash storage systems is a common initialization task. The *HCIP-Storage V5.5 Training Material (Module 5: Storage System Maintenance and Troubleshooting)* states:

- Option A: False. “The CLI command to change the management IP is ‘change system management_ip_address,’ not ‘change system management_ip.’”

- Option B: True. “Management and maintenance network ports must use different network segments to avoid routing conflicts.”

- _Index C: False. “No license is required to change the management network port IP address; it is a basic configuration task.”

- Option D: True. “For serial port login, the maintenance terminal’s IP and the default management IP must be in the same segment to establish connectivity.”

Thus, options A and C are false.

The SmartMigration feature in Huawei OceanStor Pacific enables data migration between storage resources. The *HCIP-Storage V5.5 Training Material (Module 4: Storage Design and Implementation)* explains: “The split mode and migration rate of a SmartMigration task can be modified only when the task is in certain stat uses, such as Interrupted, Paused, or Faulty. When the task is in the Migrating status, changes to split mode or migration rate are not allowed, as the system is actively transferring data.” This is because modifying parameters during active migration could disrupt the process or cause data inconsistency. Let’s evaluate:

- Option A: Interrupted allows changes, as the task is stopped.

- Option B: Paused allows changes, as the task is temporarily halted.

- Option C: Faulty allows changes, as the task is not actively running.

- Option D: Migrating does not allow changes, as the task is in progress.

Thus, option D is the status that prevents changes.

The HyperMetro feature in Huawei OceanStor Pacific series provides active-active storage with high availability. The *HCIP-Storage V5.5 Training Material (Module 4: Storage Design and Implementation)* states: “HyperMetro supports incremental synchronization. In the event of a site failure, the site that wins arbitration (via quorum server or static priority) continues services in single-write mode. After the faulty site recovers, HyperMetro resumes dual-write mode and synchronizes incremental data generated during the fault to the recovered site, ensuring data consistency.” This process ensures minimal data loss and seamless recovery, making the statement true. The material emphasizes that incremental synchronization reduces the bandwidth and time required compared to full synchronization.

Option B is correct. Huawei’s OceanStor Pacific documentation states that when a remote replication pair is in the Interrupted state, it means the pair relationship has been interrupted due to causes such as the remote replication link being down or an internal I/O fault/error . This matches the wording in option B.

Option A is incorrect. While Synchronizing does mean data is being synchronized from the primary resource to the secondary resource, Huawei’s documentation for secondary resource protection says that once protection is enabled, the secondary namespace no longer accepts host read/write requests and only receives replication data. The option’s added condition about enabling protection in that state is not the verified status definition that makes the statement true here.

Option C is incorrect. Huawei states that a pair in Split status can still be synchronized , and deletion is also supported for certain interrupted/split states. Therefore, saying the pair “cannot be synchronized or deleted” is false.

Option D is incorrect. Huawei indicates that To be recovered means that after the fault is rectified, the pair still requires manual recovery/synchronization policy handling rather than guaranteed automatic synchronization. In fact, Huawei’s property description notes that with manual synchronization, the pair enters To be recovered . So the statement about automatic synchronization guaranteeing consistency is false.