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Get Distribution Group Member Counts with PowerShell
Large distribution groups can lead to some unfortunate incidents in an Exchange organization, such as the one that occurred at Reuters recently when a person was able to send to 33,000 recipients,...
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The Second Edition of Office 365 for Exchange Professionals is Coming (and...
In May 2015 the first edition of our ebook Office 365 for Exchange Professionals was released. Co-authored by Tony Redmond, Michael van Horenbeeck and I, and with Jeff Guillet providing technical...
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The Hunt for Missing Emails in an Exchange Server Environment
A lot of the comments and questions I receive here relate to situations where an admin is trying to locate missing emails and needs some advice on where to look. Hunting for missing emails is a task...
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Office 365 for Exchange Professionals (September 2015 Edition) Now Available
I’m pleased to announce that we’ve released the second edition of Office 365 for Exchange Professionals, known as the September 2015 edition, which is available now. For a limited time the new edition...
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Exchange Server 2013 Cumulative Update 10 Released
Microsoft has released Cumulative Update 10 for Exchange Server 2013. From the Microsoft Exchange Team blog: The release includes fixes for customer reported issues, minor product enhancements and...
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Exchange Server 2010 Service Pack 3 Update Rollup 11 Released
Microsoft has released Update Rollup 11 for Exchange Server 2010 Service Pack 3. From the Microsoft Exchange Team blog: This release provides an important fix for an Information Store crash when...
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Troubleshooting SMTP Connectivity from External Senders
In this article we’re going to look at troubleshooting email delivery problems from external senders, focusing on SMTP connectivity. To begin with we’ll use a simple scenario of an external sender...
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Use Admin Audit Logging to Track Changes Made by Administrators
Who changed that email address policy? Who dismounted that database? Who granted that person access to the CEO’s mailbox? As an Exchange administrator those are all the type of questions you could be...
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Using Dynamic Public IP Addresses for Exchange Server
Every now and then I get a question relating to running an Exchange server on an internet connection that only has a dynamic public IP address available. This is most common when people are running an...
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Is Microsoft Outlook for iOS and Android the Best Mobile Email App for...
Microsoft Outlook is available for iOS and Android mobile devices. Outlook for iOS and Android was originally called Acompli, created by the company of the same name before they were acquired by...
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AirSync Recipient Not Found Exception when Remote Wiping a Mobile Device
When an administrator issues a remote wipe for a mobile device they may receive a warning message: The user username who is currently logged on, isn’t a valid recipient. This error can occur when the...
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Exchange Server 2016 is Now Available
Microsoft has released Exchange Server 2016 RTM, available for download now. A public preview of Exchange Server 2016 has been available for customers to test and evaluate since July 2015. Exchange...
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Can Exchange 2013 and Exchange 2016 Servers Be Added to the Same Database...
Q: Can a Database Availability Group have a mix of Exchange Server 2013 and Exchange Server 2016 members? A: No. When information about Windows Server 10 began to emerge one of the interesting items...
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Podcast Episode 2: Active Directory Federation Services (AD FS) with Chris Brown
My guest for this episode of the Exchange Server Pro podcast is Chris Brown. Chris is an IT consultant living and working in Melbourne. A reformed Exchange Server administrator, he works with customers...
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Podcast Episode 3: Exchange Server 2016 RTM with Andrew Higginbotham
My guest for this episode is Andrew Higginbotham. Andrew is a Microsoft Certified Master in Exchange 2010 and a Microsoft Certified Solutions Master in Exchange 2013. He is also an Exchange Server MVP....
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Which Edition of Exchange Server 2016 to Deploy?
If you’re planning an Exchange Server 2016 deployment you will need to consider which edition of the product to deploy on your servers. For Exchange Server 2016 there are two editions of the server...
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Misleading Reports of Outlook Web App Vulnerability in Exchange Server
This week we’ve seen reports spreading of an attack on Exchange Server that leverages Outlook Web App (OWA) to steal network logon credentials. Before I get into the details here’s a quick summary of...
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Resilient File System (ReFS) and Microsoft Exchange Server
Microsoft’s Resilient File System (ReFS) was introduced with Windows Server 2012. ReFS is not a direct replacement for NTFS, and is missing some underlying NTFS features, but is designed to be (as the...
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Beware of Bad Advice About Exchange Servers and Windows Firewall
Let’s face it, the internet is full of bad advice, especially when it comes to technical topics. And I’m not talking about articles or blog posts you might find that are just badly written, or are...
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Podcast Episode 4: Securing Outlook Web App (OWA) and Exchange Server with...
My guest for this episode is Mike Crowley. Mike is a 6 time Exchange Server MVP… and works as an Executive Consultant for Baseline Technologies in the Washington DC Metro area. This episode of the...
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