The following chart illustrates the network layout used by VxRail in the configuration of a vSAN 2-node cluster. One additional VLAN is needed for Witness traffic separation. This layout is specific to the VxRail vSAN 2-node cluster. The configuration of the management cluster is slightly different as described in the VxRail Networking Guide.
Table 2. Network layout of a VxRail 2-node cluster