Office 365: Bulk update email addresses

In Office 365 there may be a need to perform a bulk update to email addresses across accounts.  The accepted domain may need updating as new domains are added or the email address prefix may be changing.    In an on-premises environment the bulk modification of email addresses can be performed through adjustments in the…

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Exchange 2010 / Exchange 2013 – Determining the repair count of a database.

On the EHLO blog we recently announced a support change for databases that have been repaired.  The updated policy can be found here – https://aka.ms/m6o4vl.   A question that has been asked after reading this policy is whether or not the repair count can be determined while the database is online.  The answer is –…

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My Exchange 2013 DAG has gone commando…

Introduction   When running Exchange 2013 on Windows Server 2012 R2, administrators can create a DAG without an administrative access point (which we recommend, by the way). Windows 2012 R2 is the only product dependency for this configuration, making it available to the majority of deployments.  In this post I’d like to take a look…

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Office 365: Determine accounts that have forwarding enabled.

A common question that has come up through support is how can administrators determine if forwarding has been enabled on an account.  There are three main methods to enable forwarding on a mailbox:   The client creates a rule for either redirect or forwarding using Outlook. The client or administrator sets the forwardingSMTPAddress property of…

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Office 365: Move requests return status of Completed with Errors.

When migrating mailboxes to Office 365 administrators have the opportunity to have the move batch immediately completed or manually complete the batch at a later time.  The move to Office 365 for the majority of mailboxes is an online move – allowing the end user full access to their mailbox while the move process occurs….

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Office 365: Directory synchronization and object attributes…

For many Office 365 customers directory synchronization is the primary method of populating their Office 365 tenant with users, groups, and contacts.  The directory synchronization process allows for the centralized management of these objects.   In the service customers taking advantage of Exchange Online through Office 365 actually have two directory representations.  Objects managed with…

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Exchange / Office 365: Have a centralized mailbox for application processing with individual customer SMTP addresses

Customers may implement CRM applications that track customer interactions.  In some instances the CRM applications are configured to archive and record email transactions that are sent to and from customer service representatives.    I recently worked with a customer that has their CRM application configured to monitor a centralized mailbox.  When a new organization was…

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Exchange 2010 / Exchange 2013: Attempting to mount a new database results invalidOperationException

In Exchange 2010 and Exchange 2013 the process of mounting a database has changed since Exchange 2007.  In versions prior to Exchange 2010 the Information Store process on a server was solely responsible for tracking the creation of mailbox databases and performing mount and dismount operations.   In Exchange 2010 and newer the Active Manager…

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Office 365: Large item migration limits did not apply…

Administrators of Office 365 may have been pleasantly surprised to hear that the large item migration limit for hybrid mailbox moves has increased.  Administrators may now migrate messages up to 150 meg.  Originally when performing a migration any item that was found in the mailbox over 35 meg was either left behind or it was…

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