The following diagram shows a typical architecture for a Planning deployment:

Note: The EPMA box in the diagram above represents all components of Performance
Management Architect (EPMA). Please refer to the Performance Management Architect
diagram for detailed information on EPMA components.
Clients not in front of a VIP/Load Balancer communicate directly with their respective
servers.
Essbase Administration Services Web application, Shared Services Web application, and
Provider Services Web application are front-ended by Apache but will also be accessed
directly in some use cases.