What does it take to go from 'we should move to the cloud' to a successful cloud computing strategy? This excerpt from Silver Clouds, Dark Linings offers advice on crossing cloud chasms and developing a successful roadmap.
"OAM 11g integrates with WebLogic using the very same components used to integrate OAM 10.1.4.3. Under most circumstances, that means using the OAM Identity Asserter...which asserts the OAM_REMOTE_USER header as the user principal in the JAAS subject." - Brian Eidelman
"When servers are in a cluster, these member servers communicate with each other by sending heartbeats and indicating that they are alive. For this communication between the servers, either unicast or multicast messaging is used." -- Divya Duryea