ESX Server:
- Login to service console
- Type “vmware –v” – ie. “VMware ESX Server 3.0.1 build-32039”

- Type “esxupdate –l query” to see what updates are installed.

VirtualCenter Server:
- Check VC Server log file with the latest date in C:\WINDOWS\Temp\vpx – ie. “Log for VMware VirtualCenter, pid=4928, version=2.0.1, build=build-40644”
- Optionally local the VI Client on the VirtualCenter server and select Help, then About:

License Server:
- On the License Server, load the Vmware License Server Tools (LMTools) client and select Help, About – ie. 10.8.0.9
- Optionally, right-click on either lmgrd.exe or lmtools.exe which is usually located in C:\Program Files\Vmware\Vmware License Server\ and select properties, then click on the Version tab and select “File Version”

Virtual Infrastructure Client:
- Load client
- Select Help from the top menu and then About Virtual Infrastructure – ie. “Version 2.5.0 Build 119826” this should match your VC Server:

Vmware Tools (on a VM):
- Right-click on icon inside VM
- Click on About tab – ie. “Version 3.5.0, build-143128” this should match your ESX server version:

Vmware Tools (on a ESX Server):
- Login to service console
- Type “rpm –qa | grep VMware-esx-tools” – ie. “VMware-esx-tools-3.5.0-143128”