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  • Blog Post: AD LDS Schema Files Demystified

    Hi, Russell here. When installing Active Directory Lightweight Domain Services (AD LDS) instances, it is quite possible to paint oneself into a corner rather quickly. That’s because LDS comes with minimal schema definitions. To truly make LDS useful to your applications, one must have an understanding...
  • Blog Post: Friday Mail Sack – I live again edition

    Hello all, Ned here again. After a brief absence, the rocket sled that I use to carry my disembodied head around has brought me back to AskDS headquarters. The coup is over and I have emerged triumphant again. You won’t be hearing from Jonathan until the truth serum wears off. So let’s...
  • Blog Post: Friday Mail Sack: Carl Sandburg Edition

    Hi folks, Jonathan again. Ned is taking some time off visiting his old stomping grounds – the land of Mother-in-Laws and heart-breaking baseball. Or, as Sandburg put it: “ Hog Butcher for the World , Tool Maker, Stacker of Wheat, Player with Railroads and the Nation's Freight Handler;...
  • Blog Post: Friday Mail Sack: Peevish Nediquette Edition

    Hi folks, Ned here again. This week I talk about Vista’s hidden AD schema, SYSVOL migration mission control, kick-starting cached logon performance, USMT c'est la vie, foul-mouthed NetBIOS, DFSR do-over, and the usual random goo. What to do with a Version 39 (Vista Beta) AD Schema When...
  • Blog Post: What are the Schema Extension Requirements for running Windows Server 2008 DFSR?

    Ned here again. With the release of Windows Server 2008, a number of customers have asked us whether or not they need to extend the Active Directory schema in order to use the new version of Distributed File System Replication (DFSR). The answer is, of course: it depends . :) There are a few DFSR...
  • Blog Post: Validating your AD Schema Prior to Upgrade (a Followup)

    Hi folks, Ned here for a quickie. Back in April I posted a short mail sack piece about Schema updating best practices . Something I couldn't talk about that the time is now public: Testing for Active Directory Schema Extension Conflicts http://technet.microsoft.com/en-us/library/testing-for-active...
  • Blog Post: Friday Mail Sack: Anchors Aweigh Edition

    Hiya folks, Ned here again. I finally have an editor that allows anchors on all the questions, so I am adding a quasi “table of contents” for these posts that allow easier navigation and linking. I’ll retrofit all the old mail sack articles too… eventually. This week we discuss...
  • Blog Post: Friday Mail Sack – Not USMT Edition

    Hi all, Ned here again. Just like last Friday , today I’m sharing some emails we’ve gotten recently. Enjoy. Custom schema OID DNS RPC integrity Question: I am creating a custom schema extension for AD LDS (aka ADAM). Do I need to obtain and register my OID with Microsoft...
  • Blog Post: Friday Mail Sack – Cup Runneth Over Edition

    Hello there fellow humanoids, Ned here again. Last week the Mail Sack was a bit thin. This week I had to wrestle it under control. If your interesting question doesn’t show up here, it may just be in the backlog – nothing personal, cobber, maybe next week. Let’s move out. Accidental...
  • Blog Post: What is the Impact of Upgrading the Domain or Forest Functional Level?

    Hello all, Jonathan here again. Today, I want to address a question that we see regularly. As customers upgrade Active Directory, and they inevitably reach the point where they are ready to change the Domain or Forest Functional Level, they sometimes become fraught. Why is this necessary? What does this...
  • Blog Post: Determine Applied Schema Extensions with AD DS/LDS Schema Analyzer

    Hey, Chris here. I recently had a case where the customer wanted to determine what Schema Extensions have been made to their schema. I decided to do this via an excellent utility called the AD DS/LDS Schema Analyzer. The AD DS/LDS Schema Analyzer is a tool that is part of Active Directory Lightweight...
  • Blog Post: What does DCDIAG actually… do?

    Hi folks, Ned here again. I recently wrote a KB article about some expected DCDIAG.EXE behaviors . This required reviewing DCDIAG.EXE as I wasn’t finding anything deep in TechNet about the “Services” test that had my interest. By the time I was done, I had found a dozen other test behaviors...
  • Blog Post: Friday Mail Sack: Scooter Edition

    Hi folks, Ned here again. It’s that time where we look back on the more interesting questions and comments the DS team got this week. Today we talk about FRS, AD Users and Computers, Load-Balancers, DFSR, DFSN, AD Schema extension, virtualization, and Scott Goad. Let’s ride! FRS...