Home > Integrated Products > VxRail > Guides > Architecture Guide—VMware Cloud Foundation on VxRail: VCF 5.x on VxRail 8.x > Introduction
Starting with VCF version 4.0, NSX is ubiquitous throughout the SDDC solution. Both management and VI WLDs are based on NSX. The design for the Mgmt WLD and the VI WLD are similar. We will go through each design to ensure that any differences are identified.