ESX 3.5 U4 Now Avail!

Can’t be much more descriptive than that. Check the release notes here.

What’s New

Notes:

  1. Not all combinations of VirtualCenter and ESX Server versions are supported and not all of these highlighted features are available unless you are using VirtualCenter 2.5 Update 4 with ESX Server 3.5 Update 4. See the ESX Server, VirtualCenter, and VMware Infrastructure Client Compatibility Matrixes for more information on compatibility.
  2. This version of ESX Server requires a VMware Tools upgrade.

The following information provides highlights of some of the enhancements available in this release of VMware ESX Server:

Expanded Support for Enhanced vmxnet Adapter — This version of ESX Server includes an updated version of the VMXNET driver (VMXNET enhanced) for the following guest operating systems:

  • Microsoft Windows Server 2003, Standard Edition (32-bit)
  • Microsoft Windows Server 2003, Standard Edition (64-bit)
  • Microsoft Windows Server 2003, Web Edition
  • Microsoft Windows Small Business Server 2003
  • Microsoft Windows XP Professional (32-bit)

The new VMXNET version improves virtual machine networking performance and requires VMware tools upgrade.