Category: exchange online

  • Office 365 and Dynamic Distribution Groups

    Updated Dec 8th 2011 to remove reference to LegacyExchangeDN In Office 365 with Hybrid Deployment, if you create Dynamic Distribution Groups on the on-premises Exchange organization, these objects are not replicated to Office 365 via DirSync. Therefore for mailboxes in the Office 365 cloud they will not see the Dynamic Distribution Group in their Global…

  • Migrate to Office 365 Using the Command Line

    Cutover Migrations and Staged Simple Exchange Migrations from on-premise and hosted email systems can be done by the remote PowerShell command line (Powershell to Exchange Online). The help for New-MigrationBatch claims that migrations from Hotmail are possible, but the actual commands are not working at this time. Doing a migration via the command line is…

  • Fixing Exchange Online Hydration Issues With Enable-OrganizationCustomization

    “Exception has been thrown by the target of an invocation” is an error you can see in Office 365 Rich Coexistence when you are first configuring the settings. There are other errors that can occur which also are the result of the same issue, for example I have seen “Error when getting bip rule” and…

  • Adding Servers to ADFS 2.0 Farms – Subject Alternative Name Issues

    When you add additional servers to an ADFS 2.0 farm and you have used a subject alternative name from your certificate to create the first server in the farm the additional servers will not be able to join the farm. If you have used the subject name on the certificate all works fine. You get the…

  • Mismatched Archive GUID for Moving Archive to Office 365

    If you create an archive in Office 365 for a mailbox on-premise you might find that it does not work – the actual archive is not (as of time of writing) created correctly. What’s the way around it? The way around it is to create the archive on-premise and then move the archive to the…

  • Publishing ADFS Through ISA or TMG Server

    To enable single sign-on in Office 365 and a variety of other applications you need to provide a federated authentication system. Microsoft’s free server software for this is currently Active Directory Federation Server 2.0 (ADFS), which is downloaded from Microsoft’s website. ADFS is installed on a server within your organisation, and a trust (utilising trusted…

  • PowerShell Script To Update All UPN’s

    This quick script will process all your user accounts in the domain and change the UPN for each of them to a new one, which you need to specify in the script in advance of running it. This script is useful for Office 365 Rich Coexistence (Hybrid) scenarios which require that the UPN (User Principal Name)…

  • Changing ADFS 2.0 Endpoint URL for Office 365

    If you are configuring single sign-on for Office 365 then you will need a server running Active Directory Federation Services 2.0 (ADFS 2.0). When you install this you are asked for a URL that acts as an endpoint for the ADFS service, which if you are publishing that endpoint through a firewall such as TMG…

  • Random Chinese Characters in Exchange 2010 SP1 Emails

    I have been sent a few emails from a client that start like this: 格tml> 格ead> 猼tyle㰾!– .hmmessage P { margin:0px; padding:0px } body.hmmessage { font-size: 10pt; font-family:Tahoma } –>⼼style> ⼼head> 㰊body class=’hmmessage’> The HTML characters repeat throughout the message, but not on every message, though those sent from Hotmail are typically affected (but it…