How to create an archive mailbox in Office 365

Summary This article gives you an overview of the supported options for creating and enabling archive mailbox features in Microsoft Office 365. More Information Create an archive mailbox for a cloud-based mailbox Cloud-based mailboxes are mailboxes that were either created directly in Office 365 or created as the result of directory synchronization. Users connect directly…

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How to configure IIS SMTP cloud relay

  If you have on-premises Line of Business (LOB) applications that need to send email and you no longer have an on-premises Messaging environment (Exchange or otherwise), you can use Exchange Online (EXO365) to send these messages. Below are the steps needed to accomplish this task: Note: You must send SMTP Relay mail to pod51008.outlook.com:587…

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How to use PowerShell to add sub domain to Office 365 Online Portal

Summary This article describe a straightforward way to use PowerShell to add sub domain to Office 365 Online Portal How implement these steps: 1.       Download and install the Microsoft Online Services Module for Windows PowerShell (new version): Microsoft Online Services Module for Windows PowerShell 32-bit Microsoft Online Services Module for Windows PowerShell 64-bit 2.       Create…

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Referencing local AD instead of SMTP address

Introduction This article describes how to reference local AD instead of SMTP address. 1. In Office 365, create contacts for all on-premise users (user@domain.com). 2. In on-premise AD, get the attribute LegacyExchangeDN for all on-premise users. 3. In Office 365, add the LegacyExchangeDN as X500 address to corresponding contacts. How to implement these steps 1….


Directory sync cannot update distribution Group after Office 365 migration

Summary After you migrate BPOS to Office 365, you may notice Directory Synchronization does not update Distribution List (DL) group as expect. Additionally, there is no information listed in the Dirsync Error notification email. This issue will occur when the DisplayName attribute is “Not Set” for these groups in Active Directory. Office 365 Dirsync tool…

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How to apply Retention Policies to all mailboxes

Summary You can use retention policies to group one or more retention tags and apply them to mailboxes to enforce message retention settings. In some scenario, you may need create custom retention policy and apply to all users automatically. Generally, to create custom retention policy and apply it to all mailboxes in the organization, you…

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Free/Busy information is not being shared between Cloud and On-Premise accounts (Error code 5037)

Symptoms In the Microsoft Office 365 for enterprises environment, when a user that uses a cloud account to get free/busy information from an on-premises account, the user may fail to get the information. Additionally, the following error message is prompted:     You don’t have permission to see free/busy information for this attendee. (Error code 5037)…


An Exchange Server 2003 user cannot view the free/busy information of Office 365 resources or users within a Hybrid deployment.

Symptoms In an Exchange 2003 and Office 365 Hybrid Deployment environment, the Office 365 users are able to view the Free/Busy information of Exchange 2003 users or resources. However, the Exchange 2003 user may not be able to view the Free/Busy information of the Office 365 users or resources unexpectedly. Cause&&Resolution Many configuration issues may…


Firewall prevents users from using Office 365 services from rich clients

SYMPTOMS In a Microsoft Office 365 environment, one or more of the following issues occur: • Users cannot use Microsoft Online Services Directory Synchronization. • Users cannot use any of the following rich clients in Office 365: • Microsoft Outlook • Microsoft Lync 2010 • Office Professional Plus Subscription • Office Applications • Administrators cannot…

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Error message when you try to sign in to the Microsoft Online Portal as a federated user

Symptoms When you try to sign in to the Microsoft Online Portal as a federated user, you may receive one of the following error messages: “There was a problem accessing the site. Try to browse to the site again.” “Your organization could not sign you in to this service” Resolution Update or repair the federation trust…