Overview Of WebSphere Process Server and WebSphere Enterprise Service Bus

• IBM WebSphere Process Server: The heart of SOA

1. WebSphere Process Server enables simple and flexible execution of standards-based business process management solutions in SOA.
2. Implements WS-BPEL compliant process engine that executes complex business process automation securely, consistently, and with transactional integrity using advanced human workflow, business rules, system-to-system and B2B capabilities
3. Enables building of composite integration applications 
4. Provides high performance and qualities of service with fault tolerance and error-detection capability
5. Includes a prebuilt Web 2.0 business user client (Business Space)
6. WebSphere Process Server provides business value.
7. Provides a comprehensive SOA offering — standards-based
8. Completes the life cycle of business process management as the runtime engine for deployed applications
9. Helps maximize reuse of existing IT assets in SOA

• WebSphere Process Server foundation: WebSphere Application Server ND and WebSphere ESB

1. WebSphere Application Server and Network Deployment provides high availability, workload management, and qualities of service.
2. WebSphere ESB integration provides a communication infrastructure for integrating services, applications and data.
3. WebSphere Process Server adds business process management functionality to the platform

• IBM WebSphere Process Server components

1. WebSphere Process Server adds process management components to the WebSphere platform and includes WebSphere Enterprise Service Bus mediation capabilities.

• WebSphere Enterprise Service Bus

1. WebSphere Enterprise Service Bus is the IBM, open-standards based ESB runtime environment
2. Mediations intercept messages between service requesters and providers
3. Centralizes logic to handle events, route, transform, convert data
4. Provides Web service connectivity, JMS messaging, and service-oriented integration (SOI)
5. Changing business needs met through dynamic selection, substitution, matching
6. Decouples the point-to-point connections from interfaces
7. Enables reuse, flexible coupling and decoupling of applications