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we have exchange 2010 SP3 &nbsp;hybrid set-up ,when sending mail &nbsp;from office 365(cloud user) user to on premises user get below error...<br />
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&quot;Delivery to these recipients or groups is complete, but no delivery notification was sent by the destination server:&quot;<br />
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what are the possible reasons for this error ..
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we have exchange 2010 SP3  hybrid set-up ,when sending mail  from office 365(cloud user) user to on premises user get below error...

"Delivery to these recipients or groups is complete, but no delivery notification was sent by the destination server:"

what are the possible reasons for this error ..

Delivery to these recipients or groups is complete, but no delivery notification was sent by the destination server

Office 365 is a group of software plus services subscriptions that provides productivity software and related services to its subscribers. Office 365 allows the use of Microsoft Office apps on Windows and OS X, provides storage space on Microsoft's cloud storage service OneDrive, and grants 60 Skype minutes per month. Office 365 includes e-mail and social networking services through hosted versions of Exchange Server, Skype for Business Server, SharePoint and Office Online, integration with Yammer, as well as access to the Office software. All of Office 365's components can be managed and configured through an online portal; users can be added manually, imported from a CSV file, or Office 365 can be set up for single sign-on with a local Active Directory using Active Directory Federation Services.