40 WebSphere Application Server V8.5 Concepts, Planning, and Design Guide
When working with the administrative agent, consider the following circumstances:
The administrative agent manages only application servers that are installed in the same
operating system image as the administrative agent.
The administrative agent provides only the management of these application servers and
their applications. It does not provide clustering and failover capabilities. Clustering,
failover, and centralized application management are available only in a WebSphere
Application Server Network deployment.
2.2.2 Job manager
The job manager is a component that provides management capabilities for multiple
stand-alone application servers, administrative agents, ...