Archive for June, 2013

The constructed attribute modifyTimeStamp always == whenChanged?

Posted: 28th June 2013 by Christoffer Andersson in Uncategorized

So if you read up on modifyTimeStamp – for example here: or at MSDN: “modifyTimeStamp” is a constructed attribute and as Joe points out it’s based on the “whenChanged” attribute and that assumption is right in 99,9% of all cases, BUT not always – So where is the exception? The exceptional case The [...]

It’s late and I’ve just gone thru the “Windows Server 2012 R2 Preview” schema aka “Schema 69″ and it seems like it first introduces an attribute to the schema that it later on in the process will defunct. Table 1: Sch61.ldf Introduces the attribute msDS-DrsFarmID dn: CN=ms-DS-Drs-Farm-ID,CN=Schema,CN=Configuration,DC=X changetype: ntdsSchemaAdd objectClass: attributeSchema cn: ms-DS-Drs-Farm-ID adminDisplayName: ms-DS-Drs-Farm-ID adminDescription: [...]