Cannot Rename Computer Name or Unjoin Computer – Certificate Services 2012


Introduction:

Careful consideration should be made before installing Certificate Services on the Windows Server 2012. A proper CA hierarchy should be design along with Naming standards, CA names cannot be more than 64 characters in length. Naming convention rules which applied to Server 2008 R2 still holds good for Server 2012 such as

 

Considerations:

a) Names cannot contain special characters

b) Chinese / Arabic … supports 37 character long

c) Server Name becomes the Common Name for CA .

d) CN of the certificate should not be configured with FQDN

e) After installation of Certificate Services on Server 2012, Administrators cannot change the Server name or Unjoin the computer from domain. the only way to change the server name / unjoin from domain is to uninstall the Certificate Services.

 

 

image

 

To Unjoin / Change Computer Name:

1) On CA Server  Navigate to Server Manager

2) Click Manage option located at top right corner of Server Manager , select Remove Roles and Features

3) Select CA Server from Server Pool and on Server Roles window, Uncheck Active Directory Certificate Service and click Remove Features

4) Restart the CA Server and administrators now will be able to Rename and Unjoin activities.

 

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s