6.5.1

You cannot proceed with the upgrade until you have corrected the errors.
Important If you have provided incorrect vCenter Single Sign-On user name and password of
the source appliance during stage 1, the pre-upgrade check fails with an authentication error.
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If the pre-upgrade check result contains warning messages, read the messages and click Close.
After you have verified that your system meets the requirements from the warning message, you
can proceed with the upgrade.
3 If you are upgrading version 5.5 of the vCenter Server Appliance that uses the embedded vCenter
Single Sign-On instance, on the Site name configuration page, enter the site name for the vCenter
Single Sign-On, and click Next.
The site name must contain alphanumeric characters. Choose your own name for the vCenter Single
Sign-On site. You cannot change the name after installation.
Non-ASCII or high-ASCII characters are not supported in site names. Your site name must include
alphanumeric characters and a comma (,), period (.), question mark (?), dash (-), underscore (_), plus
sign (+) or equals sign (=).
4 On the Select upgrade data page, choose the types of data that you want to transfer from the old
appliance to the new upgraded appliance.
The large amount of data requires more time to be transferred to the new appliance. For minimum
upgrade time and storage requirement for the new appliance, select to transfer only the configuration
data.
5 Review the VMware Customer Experience Improvement Program (CEIP) page and choose if you
want to join the program.
For information about the CEIP, see the Configuring Customer Experience Improvement Program
section in vCenter Server and Host Management.
6 On the ready to complete page, review the upgrade settings, accept the backup acknowledgment,
and click Finish.
7 Read the shutdown warning message and click OK.
8 Wait for the data transfer and setup process to finish and click OK to go to the vCenter Server Getting
Started page.
The vCenter Server Appliance is upgraded. The old vCenter Server Appliance is powered off and the new
appliance starts.
What to do next
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Verify Your vCenter Server Appliance Upgrade or Migration Is Successful.
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If the old vCenter Server Appliance uses a non-ephemeral distributed virtual port group, to preserve
the port group setting, you can manually connect the new appliance to the original non-ephemeral
distributed virtual port group. For information about configuring virtual machine networking on a
vSphere distributed switch, see vSphere Networking.
vSphere Upgrade
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