Synchronizing SLD Content
In your system landscape, you might face the requirement to run more than one SLD system and to transport (or synchronize) content between these different SLD systems. With SLD content synchronization you can define the required transport topology and perform automated synchronization of all content changes without regular manual operations.
More information: SLD Content Synchronization
More information: Adding a New Content Synchronization Connection
More information: Maintaining Content Synchronization Connections