Policy DRA Functions

The Policy DRA functionality performs several major functions:

• Processing Diameter Request messages
• Querying subscriber binding status
• Selecting an available PCRF and routing the Diameter Requests to a selected PCRF, including the ability to route new-binding CCR-I requests to one of a configured set of PCRF pools
• Topology Hiding
• Processing Diameter Answer messages
• Managing subscriber Session and Binding databases