Migrating from 2003 domain/forest level to 2008R2 with all DC's at 2008R2 and 2 other Domain External and Forest Trusts


is there needs done or considered when migrating 2003 domain/forest level 2008r2 dc's @ 2008r2 2 other 2003 separate domain incoming , outgoing trusts, 1 trust forest trust , other external trust? there chance or risks doing upgrade break either 1 of these trust relationships? of user accounts sid history have been migrated both domain trusts our domain. chance upgrade break these relationships users using sid history access folders , files in old domains? if can done protect these trusts , sid history, prior moving domain 2008r2

we have done similar migration. domain 2003 2008 r2. however, have not raised domain level yet.

we have forest trust 2003 domain , functioning no problems.

just make sure have no trusts nt4.0, not supported in 2008.



Windows Server  >  Directory Services



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