Installation guide

Prerequisites for the vCenter Server Upgrade 38
vCenter Server Database Patch and Configuration Requirements 40
Database Scenarios 41
Configure vCenter Server to Communicate with the Local Database After Shortening the Computer
Name to 15 Characters or Fewer 42
Back Up VirtualCenter 2.x 43
Downtime During the vCenter Server Upgrade 43
6
Upgrading to vCenter Server 4.0 45
About the Database Upgrade Wizard 45
Upgrade to vCenter Server 45
7
Upgrading to vCenter Server on a Different Machine and Keeping the Existing
Database 49
Back Up and Restore a Microsoft SQL Database 49
Detach and Attach a Microsoft SQL Server Database 50
Back Up and Restore an Oracle Database 51
Create a 32-Bit DSN on a 64-Bit Operating System 52
Upgrade to vCenter Server on a Different Machine 52
8
Postupgrade Considerations for vCenter Server 55
Upgrade to the vSphere Client 56
Using a License Server to Manage ESX 3.x/ESXi 3.5 Hosts 56
License Server Scenarios 57
Join a Linked Mode Group After a vCenter Server 4.0 Upgrade 57
Set the Maximum Number of Database Connections After a vCenter Server Upgrade 58
Restore VirtualCenter 2.x 59
9
Upgrading Datastore and Network Permissions 61
Datastore Privileges 62
Network Privileges 62
Update Datastore Permissions 63
Update Network Permissions 64
10
Preparing for the Upgrade to ESX 4.0/ESXi 4.0 65
About Host Upgrades 65
vSphere Host Update Utility 66
vCenter Update Manager 66
Recommendation for Static IP Addresses 67
List of Upgraded vSphere Components 67
List of Preserved Configuration Components 68
Back Up the ESX Host Configuration 69
Back Up the ESXi Host Configuration 69
Release Upgrade Support for ESX/ESXi 70
11
Upgrade to ESX 4.0 or ESXi 4.0 73
Upgrade ESX Hosts 73
Upgrade ESXi Hosts 75
vSphere Upgrade Guide
4 VMware, Inc.