Exchange Server 2010 Design and Architecture

Microsoft Information Technology (Microsoft IT) maintains a complex Microsoft® Exchange Server environment that consists of several geographic locations and multiple Active Directory® forests. There are 16 data centers, four of which host Exchange servers, to support more than 515 office locations in 102 countries with more than 180,000 users. These users include managers, employees, contractors,…

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Exchange Server 2010 UM Troubleshooting Tool

I am pleased to announce that starting today you can download the BETA version of the Exchange UM 2010 troubleshooting tool from Microsoft Download Center. The Exchange Unified Messaging team needs your feedback! Download the tool, use it and let us know your thoughts! The UM troubleshooting tool is a diagnostic cmdlet which helps Exchange…

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DAGs Protection Hints – DPM 2010

DPM 2010 provides node based protection so the state of the database on the node – whether it is an Active copy or a Passive copy of the Exchange 2010 DB does not matter. The state of the database may switch back and forth from Active to Passive, but DPM will continue to protect the…

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OWA Coexistence With Legacy Versions

In most environments that plan to implement Exchange 2010, there will probably be an older (legacy) version of Exchange Server running. This document provides information on how Exchange 2003, Exchange 2007, and Exchange 2010 will work together in regards to OWA. If implemented correctly this will provide a single namespace for user access to the…

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Mailbox Quarantine

One corrupted mailbox can have the potential to disrupt service by taking down the entire information store, thereby affecting all users on that server. Mailbox quarantine has been introduced in Exchange Server 2010 to help prevent this situation. What is Mailbox Quarantine? Mailbox quarantine is a feature in the Exchange Server 2010 information store. Based…

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Database Availability Groups

A database availability group (DAG) is a set of up to 16 Exchange Server 2010 Mailbox servers that provide automatic database-level recovery from a database, server, or network failure.  DAGs use continuous replication and a subset of Microsoft Windows failover clustering technologies to provide continuous mailbox availability.  Mailbox servers in a DAG monitor each other…

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DPM Licensing

It was recently published an amazing article about DPM licensing… So many customers come to me asking me all of these questions regarding licensing, and because on my role we don’t deal with that we always end up kind of passing the question to other people in Microsoft… With this article from the so well…

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Exchange Server 2007 Service Pack 3

Another great achievement on the Exchange Universe… Exchange Server 2007 Service Pack 3!!!! I am very pleased to let you all know that Exchange Server 2007 SP3 is available for download. As we highlighted in Updates to the Exchange Supportability Matrix this past November, this third service pack for Exchange 2007 enables Exchange 2007 to…

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Data Protection Manager 2007 Patches

In conversation with a good friend, David Rankin, also known as The Highlander, and because I was in the middle of a Data Protection Manager 2007 Health Check and needed to check builds, versions, patches applied etc. he kindly help providing me his wonderful list which I am publishing here now! It is not rocket…

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Renewing SSL Certificates on Exchange Server 2007

SSL certificates are issued for periods of spanning a number of years (typically in multiples for example one, two or more years, however eventually they do expire and need to be renewed). The renewal process involves generating a fresh CSR (Certificate Signing Request) on one of your Exchange Client Access servers. This is then sent…

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