(multiple choice) OceanStor 9000 adopts Erasure code technology to protect dat a. If a site has 6 nodes, And the customer wants to ensure that the data can be recovered even if three disks are broken in one strip, the redundancy protection levels that can be adopted are:
Huawei Oceanstor 9000 provides external domain name resolution services through the 'InfoEqualizerDNS IP address', Name access to the following types of file sharing. If a node failover occurs, which of the following sharing methods will not be interrupted?