Microsoft have stated for numerous years that anyone with Kerberos authentication issues often due to users being in multiple groups and commonly known as Token Bloat should increase the MaxTokenSize to 65535 bytes. Whilst reading Understand and Troubleshoot Dynamic Access Control in Windows Server 2012 guide, I read that “Previous versions of Windows had […]
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Single-Label-Domains in Active Directory Domain Services (AD DS) – Considerations, Migration, and Co-existence
September 5, 2011 
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Microsoft have published an excellent document on Single-Label-Domains in Active Directory Domain Services (AD DS) – Considerations, Migration, and Co-existence. It is well worth a read, even if you are not impacted by this issue. Management Summary An Active Directory domain name that contains one or more labels separated by a dot is referred […]
Read moreWindows Virtual PC–Refresh download available.
February 14, 2011 3 Comments
Microsoft have today (14/02/11) released a refresh update for their Virtual PC offering. Windows Virtual PC is the latest Microsoft virtualization technology. You can use it to run more than one operating system at the same time on one computer, and to run many productivity applications on a virtual Windows environment, with a single click, […]
Read moreMicrosoft Test Lab Guides
February 14, 2011 0 Comments
Microsoft for a sometime now have been publishing via the Microsoft Downloads website documents called either: TLG:xyz or Test Lab Guide:xyz. These guides are intended to deliver a set of documents that enable an IT Pro to experience the functionality of a Microsoft technology or product in a standardised test lab environment. All Test Lab […]
Read moreVirtualising Active Directory Domain Controllers.
February 14, 2011 1 Comment
A question that is often asked of me is “Can we virtualise our domain controllers?” I try to never answer that question, instead I let them answer it themselves, by a process of elimination. Firstly I always feel obliged to quote Microsoft’s KB Article 897615 Microsoft does not test or support Microsoft software running together […]
Read moreBackspace does not work in the GPMC or in AGPM
February 11, 2011 1 Comment
Last year at TechED Berlin, I was complaining to the MDOP team that the backspace did not work in the GPMC when AGPM was installed. It transpires the issue is not with AGPM per se, but with the GPMC. Yesterday, whilst looking through the new KB’s I discovered this one: BACKSPACE or arrow keys do […]
Read moreLync Server 2010 – Schema Updates (Search Flags and PAS)
December 17, 2010 0 Comments
Microsoft have provided information on the Active Directory Schema extensions for Lync Server 2010. The documentation fails to provide information on the Search Flags and which attributes are added to the Global Catalog. Based on Global Catalog Memberships (IsMemberOfPartialAttributeSet), I have extracted the infomation from the Lync Server 2010 Schema (LDF) files. They can be viewed in XLS format. Lync Server […]
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- Active Directory .local domain design and Office 365.
- MaxTokenSize – Change of recommendation from Microsoft.
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Active Directory Forest Recovery – Whitepaper updated.
- Best Practices for Securing Active Directory
- Win a trip to TechEd Europe 2013 and be part of the TechNet team
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Aidan Simister: Really interesting article Mark, thanks for this. ...
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itpro: thanks a lot this saved me...
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Richard: What's not clear from this article is whether you ...
- The things that are better left unspoken : Windows Server 2012-based Domain Controllers and required Active Directory domain and forest functional levels: [...] Understanding Active Directory Domain Servic...
