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Microsoft Exchange Online Limits

This article offers guidance on information regarding Microsoft Exchange Online limits.

The limits in Microsoft Exchange Online fall into one of the following categories:

Important:

  • The limits applied to a Microsoft Office 365 organization may differ depending on how long the University of Chicago has been enrolled in the service.
  • When a limit is changed in the Microsoft data centers, it can take some time to apply the change to all existing customers.
  • You can't modify most of these limits, but you should be aware of them.
  • These limits apply to both internal and external recipients.
  • By default, Exchange Online Protection (EOP) protects Exchange Online mailboxes. 
  • For limits that apply to EOP features in Exchange Online, see Exchange Online Protection Limits.



Keywords:exchange, online, limits, restrictions, o365   Doc ID:72098
Owner:Bob C.Group:University of Chicago
Created:2017-03-28 12:03 CDTUpdated:2017-04-26 10:19 CDT
Sites:University of Chicago, University of Chicago - Sandbox
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