6.0.2

Table Of Contents
Upgrade Requirements 2
To upgrade vCenter Server and ESXi instances, your systems must meet specic requirements.
This chapter includes the following topics:
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“vCenter Server Upgrade Compatibility,” on page 33
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“vCenter Server for Windows Requirements,” on page 34
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“vCenter Server Appliance Requirements,” on page 37
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“Required Ports for vCenter Server and Platform Services Controller,” on page 39
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“vCenter Server Database Conguration Notes,” on page 43
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“ESXi Requirements,” on page 44
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“vSphere DNS Requirements,” on page 49
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“vSphere Web Client Software Requirements,” on page 50
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“Client Integration Plug-In Software Requirements,” on page 50
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“vSphere Client Requirements,” on page 50
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“Required Free Space for System Logging,” on page 52
vCenter Server Upgrade Compatibility
The upgrade to vCenter Server 6.0 aects other software components of the data center.
Table 2-1 summarizes how upgrading vCenter Server can aect your data center components.
vCenter Server 6.0 can manage ESXi 5.x hosts in the same cluster with ESXi 6.0 hosts, but not ESX 4.x or
ESXi 4.x hosts.
You cannot upgrade to vCenter Server 6.0 from vCenter Server 4.x or earlier. You must rst upgrade to
vCenter Server 5.x.
VMware, Inc.
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