Introducing IBM WebSphere Enterprise Service Bus (WESB)

Note

Note: WebSphere Process Server includes WebSphere Enterprise Service Bus.

An Enterprise Service Bus (ESB) is fundamentally an architectural pattern. As explained through the IBM SOA reference architecture, from an SOA point of view, an ESB provides the connectivity layer between services and serves as the core backbone for the SOA — it's the nervous system. The service consumers in a service interaction are connected to the ESB, rather than directly to one another including the service provider. When the service request connects to the ESB, the ESB takes responsibility for delivering its requests, using messages, to a service provider offering the required function and quality of service. ...

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