Renaming a UPN to another federated domain

During an ongoing Office 365 deployment, we identified an issue with Office 365 customers not being able to change a user’s UPN if both UPN’s are in federated domains. We have identified and validated a work-around, please see the guidance below. Thanks to Dmitry Kazantsev for help in the write-up, this has also been posted…

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Exchange 2010 puts TargetAddress in ProxyAddresses?!

MMT is the BPOS-D migration tool and it uses Exchange 2010’s built in move service called MRS (Mailbox Replication Service).  MMT, through MRS, analyzes the mailbox, enforces any customer migration rules (such as ignore calendar items older than 2 months), moves the contents of the mailbox, validates the contents, strips mailbox attributes on the customer…

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Microsoft Online and SBS 2003

I have been working with the Microsoft BPOS aka Microsoft Online guys in Enterprise accounts for a while to help big companies migrate to BPOS dedicated.  Don’t know what that is?  Check out www.microsoftonline.com.  To sum it up, it is hosted Exchange, SharePoint, OCS, LiveMeeting, and a few other offerings.  For bigger businesses, Microsoft sets…

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My iPhone 3G Review

Call me a traitor.  Call me weak minded to the Apple Jedi mind trick.  Yes I have a 3g iPhone, the cheapest one of course. My Treo 750, which I really liked, was starting to have some battery fade.  In addition, I was using the IE browser on my Treo more frequently, with more and…

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Exchange 2007 – Snags during my upgrade

This week I had some time to spend in my lab at home, so I thought I would catch up on some overdue projects,  My biggest project was to get my lab up to Exchange 2007 from 2003.  The complication here is that although I have a rack of “real” servers, I don’t have any…

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Seriously scary Blackberry

For years, competitors to Blackberry have been pointing out the inherent security flaws with RIM’s services such as, um, all your corporate data flows through their network (along with all your competitor’s data).   Microsoft’s play around this is the fact that Exchange Active Sync doesn’t flow over someone else’s network, it simply uses HTTPS over…

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Exchange 12 Stuff that I liked

I got a sneak preview of the Exchange 12 at TechReady and got excited about a few things.  Since most of the features are included in beta’s I can share them with you. 1)  New server roles.  Gone is the idea of a “Front End Server”, instead there will be several roles that a server…

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Bedlam DL3 (revisited)

So, I am on a few distribution lists that pertain directly to my every day job.  I have a few others that are nice to look at because there is interesting stuff.  One of the hobby DL’s that I like to read is our “Pocket PC Users and Enthusiasts”, which we share all kinds of…

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Gripes and praise about Communicator Web Access

I am working on an LCS design for a customer and saw that LCS’ Communicator Web Access shipped in December.  I read the docs and discovered that it works a lot like Outlook Web Access (OWA) because it uses forms based authentication.  I was surprised at this because I assumed that we would have created…

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Hosted Messaging and Collaboration 3.5 released today

This morning, Microsoft announced version 3.5 of the Solution for Hosted Messaging and Collaboration (the product formerly known as HVMC).  The latest version of the solution incorporates new mobile synchronization capabilities, a variety of security enhancements, and new tools that lessen management time and extend customer acquisition opportunities for hosting partners.   As always, the solution…

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