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Mastering VMware vSphere™ 4 by Scott Lowe

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4.5. Upgrading ESX/ESXi Hosts with vCenter Update Manager

Previously in this chapter I discussed baselines and walked you through creating a baseline. During that process, you saw two different types of host baselines: host patch baselines and host upgrade baselines. I've already discussed the first host baseline type in the previous section, and you know that host patch baselines are used to keep ESX/ESXi hosts patched to current revision levels. Now you'll take a look at host upgrade baselines and how you would use them.

VUM uses host upgrade baselines to help automate the process of upgrading ESX/ESXi hosts from previous versions to version 4.0. Let's start by walking through creating an upgrade baseline.

Perform the following steps to create ...

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