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A user cannot access a mailbox by using Outlook Web App in Office 365 Dedicated


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Symptoms

In Microsoft Office 365 Dedicated, a user cannot access a mailbox by using Microsoft Outlook Web App (OWA).�

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Cause

This issue occurs�if a user does not have the required permissions to access the mailbox through OWA.

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Resolution

To resolve this issue, follow these steps:
  1. Make sure that the user has Internet access. To�do this, have the user visit�www.microsoft.com�to determine whether the webpage resolves correctly.
  2. Verify that the logon page for OWA is displayed correctly, and make sure that the user uses the correct URL for OWA.
  3. Review the user's mailbox properties�to verify that the user's account is enabled for OWA. To do this, run the following Windows PowerShell cmdlet:�

    Get-CASmailbox user@domain.com | fl OWAEnabled


    Note The OWAEnabled option should be set to True if the user's account is enabled for OWA.

  4. Review the user's properties�to verify that the user's account is configured to use the correct protocol settings. To do this, run the following Windows PowerShell cmdlet:�

    Get-Mailbox | fl LinkedMasterAccount,ProtocolSettings
    Note The LinkedMasterAccount�attribute should be the user's domain\user_name logon. The�ProtocolSettings attribute should contain "HTTP�1�1������, OWA�1" to allow access to OWA. If the ProtocolSettings�attribute starts with a zero (0), the protocol is disabled.
  5. If the ProtocolSettings�attribute does not contain the "HTTP�1�1������, OWA�1" text, reset the protocol settings. To do this, follow these steps:
    1. Run the�Set-CASmailbox user@domain.com -owaenabled $false cmdlet.
    2. Run the�Set-CASmailbox user@domain.com -owaenabled $True cmdlet.
    3. Check the protocol settings. To do this,�run the following Windows PowerShell cmdlet:
      Get-Mailbox�user@domain.com | fl ProtocolSettings

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Keywords: KB2620052, vkbportal226

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Article Info
Article ID : 2620052
Revision : 5
Created on : 3/5/2013
Published on : 3/5/2013
Exists online : False
Views : 564