Integration Server 10.15 | Publish-Subscribe Developer’s Guide | Overview of Publishing and Subscribing | Introduction
 
Introduction
In the webMethods system, Integration Servers exchange documents via publication and subscription. One Integration Server publishes a document and one or more Integration Servers subscribe to and process that document.
This chapter provides overviews of how Integration Server interacts with the webMethods messaging provider to publish and subscribe to documents, specifically:
*How Integration Server publishes documents to the webMethods messaging provider.
*How Integration Server retrieves documents from the webMethods messaging provider.
*How Integration Server publishes and subscribes to documents locally.