Plain-language definition
The router and load balancer for Diameter signaling.
Technical definition
A DRA routes Diameter requests among HSS, PCRF, OCS and IMS peers, performs load balancing, failover, AVP manipulation and topology hiding, and monitors peer health.
Why it matters
A DRA simplifies peering, enables multi-vendor charging and policy systems and protects core elements from overload.
Last reviewed 2026-09-12 by the Guardivia QoS Engineering Team. Product facts on this page describe current capabilities; items marked “where supported”, “optional”, “integration” or “consultancy” are confirmed per deployment.