Before you activate Virtual SAN, verify that your environment meets all requirements. Hardware Requirements for vSANVerify that the ESXi hosts in your organization meet the vSAN hardware requirements. Cluster Requirements for Virtual SANVerify that a host cluster meets the requirements for enabling Virtual SAN. Software Requirements for Virtual SANVerify that the vSphere components in your environment meet the software version requirements for using Virtual SAN. Networking Requirements for Virtual SANVerify that the network infrastructure and the networking configuration on the ESXi hosts meet the minimum networking requirements for Virtual SAN. License RequirementsVerify that you have a valid license for Virtual SAN.