Watch our series of Diameter Signalling Training Videos to find out more about our Diameter products, how the Diameter protocol works and its benefits.


What is Diameter?

  • Introduction to Diameter: What is Diameter Signalling?
  • Why was it developed?
  • What did it replace?

Diameter Routing

  • Routing between realms and nodes | How it looks in IMS networks
  • Peer Connections | Peer Routing Tables
  • Realm Routing and Tables

Message Sequences

  • Transactions | Sessions | Details | Error AVPs
  • RFC 6733 Message Set | Capabilities Exchange
  • Election Process | Device Watchdog | Disconnect-Peer

Protocol Specifications

  • Overview of the base Diameter protocol
  • Specifications | Application
  • ID | Nodes | Terminology

Message Structure

  • Message Structure | 32 bit Message Structure
  • Definition | Header | AVP Format | AVP Types | Grouped AVPs
  • AVP Dictionary | Important AVPS | Result Codes

Diameter Case Study

  • Integrating an OCS platform to facilitate 4G to 3G roaming.


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