To upgrade your Forge appliance, you will require:
ForgeSetup.exe installer executable file
VMware* ESX 3.5 V4 CD
NOTE:If the Forge Appliance doesn’t have Internet access, you will also need to download the Microsoft* .NET Framework 2.0 Service Pack 2 executable and have it available to the Forge appliance (network share, CD, USB stick, etc.) for the upgrade.