Single choice A Huawei Oceanstor 9000 group site. 6 C72 nodes are configured, and the NC0 of some of the nodes should be connected Manage the network?

The transmission protocol used by the management network of the object storage service (compatible with OpenStack Swift) is:

The IntoTier feature is also called automatic hierarchical storage, which stores files on storage devices with the same performance according to file attributes, and Realize the automatic migration of files between storage devices.

In a customer scenario, the front-end uses a GE network and the back-end uses a 10GE network. The following options use the corresponding interface The correct way is:

A colleague is working on a dual-active disaster recovery plan. By testing the arbitration server to the storage system at both ends, the bandwidth is 4Mbit/s, and the delay is 4Mbit/s.
RTT#40ms, and packet loss rate#1%, then this scheme: