Getting to know the GSMA’s TAP files, what’s in them, and how they’re used to bill roaming traffic.
A look at how the SQN resync procedure is performed in the IMS Authentication flows
A look at the PCRF in EPC Networks, and the Charging Rules that lay at the heart of it all.
Using Kamailio with a Diameter Routing Agent
Using FreeDiameter, Python and our newly released “rt_pyform” module to rewrite AVPs in your FreeDiameter based Diameter Routing Agent.
An overview of the who, how and why of Non-IP Data Deliver in NB-IoT cellular services.
A look at why we’d want to apply translations to Diameter AVPs inside a Diameter Routing Agent
Looking at overriding the default Diameter routing logic in FreeDiameter with rt_default
Using FreeDiameter as a DRA
Diving back into the world of Diameter Routing Agents with a look at the logic that defines how a DRA routes traffic from one place to another.
An introduction to Diameter Routing Agents, covering what is a DRA is and why you need them in your life / network.
Using OpenSSL to generate self-signed certs for use in FreeDiameter
Get all the FreeSWITCH Folder Paths
A simple trick to find all the system paths used in FreeSWITCH
In our last few posts we got CGrateS setup in order to have rates and tariffs in the system, so we can price a call. Where we ended we were able to use the APIerSv1.GetCost method to get the cost of a call, and today, we’re going to actually create some rated CDRs. So again […]
Finally rating a call end-to-end with CGrates!
CGRates in Baby Steps – Part 2 – Introduction to the CGrates API
Getting started with CGrateS to bill for calls in a Telecom environment.
Step right up folks and test your skills on EPC with this PCAP analysis challllleeennnggeee!
Using FreeSWITCH as an IMS Application Server
A look at how Dedicated Bearers get established for VoLTE.