Replication Backward Compatibility
Topic Status: Some information in this topic is preview and subject to change in future releases. Preview information describes new features or changes to existing features in Microsoft SQL Server 2016 Community Technology Preview 2 (CTP2).
Topics in the backward compatibility section describe changes in behavior between versions of Microsoft SQL Server replication. It is important to understand backward compatibility if you are upgrading or if you have more than one version of SQL Server in a replication topology.