Understanding In-Place Hold and Litigation Hold in Exchange

Litigation Hold was first introduced in Exchange 2010 and is designed to preserve all items in a mailbox indefinitely for the purposes of e-discovery. Litigation Hold can be applied to mailboxes or distribution groups. When a user’s mailbox is put on Litigation Hold, they are still able to delete items, but Exchange retains the deleted items indefinitely with immutability. For […]

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Virtualizing Microsoft Exchange Tips and Tricks

Are you looking at reducing hardware cost and utilizing your virtualization infrastructure to run your Exchange servers? Are you still on edge about virtualizing a mailbox role or unified messaging role? Today I’ll be sharing some tips for virtualizing Microsoft Exchange that I’ve picked up over the years – hopefully some of them may help ease your Exchange anxiety. Virtualization and Exchange are […]

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How to Understand an Exchange Non Delivery Report (NDR)

What is a Non-Delivery Report (NDR)? If you take a look at the NDR below, you can see a sample nondelivery report.  This nondelivery report contains all of the usual information such as the date and time that the message was sent, and the intended recipient.  If you take a look at the last line of the nondelivery report though, […]

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Can’t remove additional Exchange mailboxes

I’ve added some additional Exchange mailboxes to my account but now I can’t seem to remove them anymore in Outlook as they don’t show up in my account settings or the additional mailboxes list. Right clicking on a mailbox and choosing “Close <mailbox>” produces the error: “This group of folders is associated with an e-mail account. To remove the account, […]

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Quick Tip: Restarting all Microsoft Exchange services

There are times when you need to restart all Exchange related services so here are 2 small scripts that will help you achieve this without going over each service in the Services mmc. Of course restarting the “Microsoft Exchange Active Directory Topology” will restart a most of them but these 2 will restart them all.   Restarting All Running Services […]

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Exchange 2010 – List All Mailbox Sizes

Using the Exchange Management Shell, you can create a create a report of all mailboxes and list their size. List all mailboxes in a database – Exchange Management Shell The following command will list all mailboxes in the ‘MailDB1’ database: Get-MailboxStatistics -Database ‘MailDB1’ | format-table DisplayName, TotalItemSize, TotalDeletedItemSize, Database, ServerName List all mailboxes on a server – Exchange Management Shell The […]

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Exchange 2010 – Enable External Automatic Replies

By default, Exchange 2010 doesn’t allow sending automatic forwards, replies and Out of Office Assistant Messages (OOF) to external email addresses. This is mainly for security and performance reasons, as it ensures there can’t be any mail loops or that Exchange doesn’t automatically reply to any spam messages. With this in mind, you may need to enable this as a […]

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Exchange 2010 – Allow external senders to use distribution list

By default when you create a distribution group (also known as a distribution list) external email addresses are unable to send emails to the group. To allow external email addresses to use the group you will need to disable the ‘Require that all senders are authenticated’ option. Please note, this may open your server and users to unwanted spam. You […]

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Exchange 2010 – Cannot login after mailbox has been disabled and attached to different AD user account

I was asked to rename an Exchange account (sitting on an Exchange 2010 SP2 server) for a customer today because the surname had changed so to do this tidily, I disabled the Exchange Mailbox, cleaned up the Databases to make the mailbox appear in the Detached Mailboxes folder using the following Exchange Management Shell command: get-mailboxdatabase | clean-mailboxdatabase     […]

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Exchange Best Practices: Mailbox Storage Quotas

The trend for Exchange Server in recent years is towards larger mailboxes. Email is a heavily used application, users are demanding more storage for their email, and current versions of Exchange Server have been engineered to provide large mailboxes without requiring expensive, high performance storage subsystems to store it all. All of that does not mean that you should remove […]

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