Exchange 2010 and Single Label Domain Names, Disjoint Namespaces, and Discontiguous Namespaces – SUPPORTED!!

In response to customer feedback, the Exchange team has updated their testing matrix and has determined that Exchange Server 2010 will be supported on Single Label Domains (SLD), Disjoint Namespaces, and Discontiguous Namespaces. This post contains a brief description of each of these scenarios and special considerations. If you intend to install Exchange 2010 into…

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PLEASE Dont put HUB or CAS in the Perimeter Network!!

This is a GREAT post from the team over at EHLO about the dangers of a bad design decision; We sometimes hear customers talking about putting Exchange 2007 or Exchange 2010 Client Access Servers (CAS) into the Perimeter network (sometimes referred to as the “DMZ” – Demilitarized Zone). A Perimeter network is a network zone many companies…

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Scalable Networking Pack revisited for 2008 – COULD STILL BE ISSUES!!

A number of customers have been enquiring about the current situation of our Scalable Networking Pack in relation to Windows 2008 and thanks to Jane Lewis of the UK PFE team for running the ground work on this.  So, Info and recommendations are as follows; With Windows 2003 SP2  this setting was enabled by default.   Many customers experienced issues…

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Windows 2008R2 and Exchange 2007 – Supported or not…??

Server administrators be warned; if you’re looking at Windows Server 2008 R2 you need to be aware we (Microsoft) are not currently supporting Microsoft Exchange 2007 on this platform. Instead, you must upgrade to Exchange 2010. This news was made public via the Microsoft Exchange Team blog when discussing rollup 9 for Exchange Server 2007 service…

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Windows 7 released on 22nd October 2009 – 7 days and counting!!

 Windows 7 is almost here!  The release date is set for 22nd October and Im getting alot of great questions and feedback from early adopters.  I also know there are a number of great Win7 house parties going on as well, so if you have any questions on this cool new product please let me know and…

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WARNING about KB974571 and Event ID 12290

We’ve found that the update released by Microsoft on 13th October 2009 to fix CryptoAPI issues will cause OCS services to fail. We are also seeing reports of client side issues.The server will log event ID 12290 which says:”The evaulation period for Microsoft Office Communications Server 2007 R2 has expired. Please upgrade from the evaluation version to…

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Exchange Server Supportability Matrix

It seems currently there are so many different versions of Windows/Active Directory we can all easily get confused to what Exchange Server version is supported on which OS/Active Directory.Luckily there is a support matrix that explains this very clearly! Below is a screenshot of the Active Directory Support Matrix (Double click below to see the full matrix) On…

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