Mastering Virtual Machine Manager 2008 R2

4.3. Managing VMware ESX Hosts

Once VMM is connected to vCenter through the web services interface, you will see existing hosts and clusters imported into VMM, along with the associated tree structure. After this point, you can add or remove ESX hosts through either vCenter or VMM. If you choose to add or remove a host through vCenter, VMM will eventually refresh that information into the database. To manually refresh vCenter data in VMM, open a VMM PowerShell window and type in the following command:

PS C:\> $vc = Get-VirtualizationManager | where {$_.Name -eq vcsrv.contoso.com}
PS C:\> Refresh-VirtualizationManager -VirtualizationManager $vc

Adding ESX Cluster VMM does not support adding ESX clusters. Instead, use vCenter to add the cluster ...