Installing and Administering VMware vSphere Update Manager provides information about installing, configuring, and using VMware® vSphere Update Manager to scan and remediate the objects in your vSphere environment. It also describes the tasks that you can perform to update your vSphere inventory objects and make them compliant against attached baselines and baseline groups.
For scanning and remediation, Update Manager works with the following ESX/ESXi versions.
For VMware Tools and virtual machine hardware upgrade operations, Update Manager works with ESX/ESXi version 4.0 and later.
For ESX/ESXi host patching operations, Update Manager works with ESX/ESXi 4.0 and later.
For ESX/ESXi host upgrade and migration operations, Update Manager works with ESX/ESXi 4.0 and later.
Update Manager 5.x does not support virtual machine patch operations.
This information is intended for anyone who wants to install, upgrade, or use Update Manager. The information is written for experienced Windows or Linux system administrators who are familiar with virtual machine technology and datacenter operations.