Editing Microsoft Exchange Server (section)

===Exchange Online===
Exchange Online is Exchange Server delivered as a cloud service hosted by Microsoft itself. It is built on the same technologies as [[on-premises software|on-premises]] Exchange Server, and offers essentially the same services as third-party providers which host Exchange Server instances.<ref name=office365/>

Customers can also choose to combine both on-premises and online options in a hybrid deployment.<ref>{{cite book|title= Microsoft Office 365 Administration Inside Out|last= Puca|first= Anthony|publisher= Microsoft Press|year= 2013|isbn= 978-0735678231|pages= 459–462}}</ref> Hybrid implementations are popular for organizations that are unsure of the need or urgency to do a full transition to Exchange Online, and also allows for staggered [[email migration]].

Hybrid tools can cover the main stack of Microsoft Exchange, [[Skype for Business|Lync]], SharePoint, Windows, and Active Directory servers, in addition to using replica data to report cloud user experience. {{Citation needed|date=January 2016}}