This article will show you the steps needed to upgrade your vSphere ESXi 4.0 server to the current latest version 4.1. Software downloads needed to complete this task: VMware vSphere CLI ( vSphere CLI 4.1 ) VMware vSphere upgrade patch ( upgrade ZIP from ESXi 4.0 ) or ( upgrade ZIP from ESXi 3.5 ) After you downloaded the vSphere …
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