Category Archives: Exchange Hybrid

Attachment cannot be opened in Outlook web App but can be accessed using Outlook

The new security feature of Office365 is blocking access to .xml files when you try to view the e-mail message in Outlook web App. In the meantime you can see the attachment and download it using your Outlook client. You … Continue reading

Posted in Exchange Hybrid, Office 365 | Tagged , , , | Leave a comment

Exchange mailboxes and AutoMapping

When you are trying to enable/disable the AutoMapping feature on a user or a shared mailbox you can always use the Exchange management shell cmdlet: The correct syntax would be something like this: The AutoMapping feature is stored in AD … Continue reading

Posted in Exchange Hybrid, Exchange Server 2013, Exchange Server 2016, Exchange Server 2019, Office 365 | Tagged , , | Leave a comment

Free/Busy Information not working in an Exchange hybrid environment

After configuring our hybrid environment and moving a couple of test mailboxes to the Cloud, I found out that none of our migrated mailboxes can see the Free/Busy information for people that have mailboxes on-prem. This is a tricky problem … Continue reading

Posted in Exchange Hybrid, Exchange Server 2007, Exchange Server 2010, Exchange Server 2013, Office 365 | Tagged , , , , , | Leave a comment