I know that Outlook online is 30 mb file size I know Entourage has a 10 mb limit But what is is the file size of Outlook 2011 for the MAC The MTU has been set to 1492.

It uses EWS yes? Same as Entourage? Check Out to set size limits. http://social.technet.microsoft.com/Forums/en/exchange2010/thread/958ba423-a069-4d29-afef-ebe5f986605a

Hi 10 m You can also read this article. If andyD_’s advice is useful to you, you should mark his answer.Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.