Telco Network Engineering

Tag: DRA

Diameter Routing Agents – Part 5 – AVP Transformations

Post author By Nick
Post date 05/09/2022
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A look at why we’d want to apply translations to Diameter AVPs inside a Diameter Routing Agent

Tags AVP, AVP Translation, Diameter, DRA, EPC, FreeDiameter, IMS, LTE

EPC IMS / VoLTE LTE Mobile Networks SDM Software

Diameter Routing Agents – Part 4 – Advanced FreeDiameter DRA Routing

Post author By Nick
Post date 18/08/2022
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Looking at overriding the default Diameter routing logic in FreeDiameter with rt_default

Tags Diameter, Diameter Agent, Diameter Routing Agent, DRA, EPC, FreeDiameter, IMS

EPC IMS / VoLTE LTE Mobile Networks SDM Software

Diameter Routing Agents – Part 3 – Building a DRA with FreeDiameter

Post author By Nick
Post date 11/08/2022
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Using FreeDiameter as a DRA

Tags Diameter, Diameter Routing Agent, DRA, FreeDiameter

EPC IMS / VoLTE LTE Mobile Networks RFCs & Standards SDM

Diameter Routing Agents (Why you need them, and how to build them) – Part 1

Post author By Nick
Post date 28/07/2022
1 Comment on Diameter Routing Agents (Why you need them, and how to build them) – Part 1

An introduction to Diameter Routing Agents, covering what is a DRA is and why you need them in your life / network.

Tags Diameter, Diameter Routing Agent, DRA, EPC, FreeDiameter, LTE

EPC IMS / VoLTE Mobile Networks SDM

FreeDiameter – Generating Certificates

Post author By Nick
Post date 13/07/2022
No Comments on FreeDiameter – Generating Certificates

Using OpenSSL to generate self-signed certs for use in FreeDiameter

Tags Diameter, Diameter Routing Agent, DRA, EPC, Free

EPC LTE Mobile Networks SDM

Diameter Agents

A look at the 4 types of Diameter Agent

Tags Diameter, Diameter Agent, DRA

EPC Kamailio LTE Mobile Networks SDM Software

A very unstable Diameter Routing Agent (DRA) with Kamailio

Post author By Nick
Post date 04/04/2021
No Comments on A very unstable Diameter Routing Agent (DRA) with Kamailio

I’d been trying for some time to get Kamailio acting as a Diameter Routing Agent with mixed success, and eventually got it working, after a few changes to the codebase of the ims_diameter_server module. It is rather unstable, in that if it fails to dispatch to a Diameter peer, the whole thing comes crumbling down, […]