Dell EMC VxBlock Systems Upgrade Guide from VMware NSX 6.2.x to VMware NSX 6.4.x Use this guide to upgrade from VMware NSX 6.2.x to VMware NSX 6.4.x on VxBlock Systems. This guide is for upgrading from VMware NSX 6.2.x to VMware NSX 6.4.x in a VMware vSphere 6.0 environment or as part of an upgrade to VMware vSphere 6.5. The document also provides prerequisites and strategies to minimize system downtime. See the RCM Portal on the Dell EMC Technical Resource Center for supported RCM releases for the Converged Systems. The target audience for this document includes build teams, deployment and installation personnel, sales engineers, field consultants, advanced services specialists, and customers. Use these instructions to upgrade the following VxBlock Systems: VxBlock System 340 VxBlock System 350 VxBlock System 540 VxBlock System 740 To upgrade this product See this document VMware vSphere 6.0 to 6.5 Dell EMC Converged Systems Upgrade Guide from VMware vSphere 6.0 to VMware vSphere 6.5 One RCM release to another within the same RCM train, for example, upgrading from RCM release 6.5.x to the next 6.5.x release. Dell EMC upgrade guide for the Converged System you need to upgrade The Glossary provides terms, definitions, and acronyms.