High performance, availability and scalability with messaging solutions, and the key to the mix is the WebSphere Application Server (WAS) along with a handy Service Integration Bus (SIB). Here we're going to deliver some hints and best practices, as we show you how to configure for high availability. 

http://www.theserverside.com/report/IBM-WebSphere-SIB-Cloud-Computing-Leveraging-the-Power