There dvuhgolosyj cluster quorumdam disk storage connected via MPIO/Fiberchannel to both nodes. The connection between the node - switch Cisco. The cluster was designed with the expectation that in the case of netsplit appeal to quorumdam disk will allow nodes to determine that they both live and nobody wants to fall. In fact 2012R2 have a fall one node in the gap of the network (a configuration error in a switch caused a reload). While reading the documentation in the investigation of the situation, found that in server 2012R2 coranny the disk is put as a regular CSV, and then assigned as korumdy disk. It generally is normal?