Here are the high level steps which you can use to upgrade the
You can ignore the following message. However, if you are planning to install RODC
later, you need perform ADPREP/RODCPREP first. First Windows 2008 DC cannot be a Read Only Domain
5. If you are planning to decommission the old servers, you need transfer FSMO roles, DHCP
etc to the new server.
Note - You can identify the FSMO role DC information using
Netdom /Query FSMO command.
Reference FSMO -
6. You can remove (demote) a domain controller using DCPROMO command and again, since WS2012 also possible with PowerShell.
Reference PowerShell -
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Balaji M Kundalam edited Revision 45. Comment: Removed a beta entry.
Straight to the point :) well done..
Very good info - to-the-point. I like the brevity, with still enough detail in the high-level overview - well done.
Schema Isolation does not recomended from Microsoft for this but I have done Windows 2003 to Windows 2008/2008 R2 with Schema Isolation . Those are on productions & all is well now.
Good and simple Artical
Good and simple Article
Thanks for the Feedback!
Thanks Biswajit :)
Patris_70, That is not true. Read the article carefully. blogs.technet.com/.../friday-mail-sack-i-live-again-edition.aspx
“Isolating the Schema Master for ADPREP /FORESTPREP is not tested by the Product Group and not recommended”
I am removing that comment from this Wiki Article.