Categories
FreeSWITCH VoIP

Get all the FreeSWITCH Folder Paths

A simple trick to find all the system paths used in FreeSWITCH

Categories
CGrateS FreeSWITCH Software VoIP

CGrates – FreeSWITCH Interaction

Linking FreeSWITCH and CGrates for realtime credit control and billing

Categories
FreeSWITCH Linux Python VoIP

FreeSWITCH mod_python3 – Python Dialplans

Using Python3 inside the FreeSWITCH Dialplan

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FreeSWITCH IMS / VoLTE Mobile Networks VoIP

FreeSWITCH – Incompatible Destination

A quick look at a possible cause for “INCOMPATIBLE DESTINATION” errors in FreeSWITCH.

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FreeSWITCH IMS / VoLTE Kamailio Mobile Networks VoIP

FreeSWITCH, Kamailio & IMS Extensions

Bad Extension is nothing to do with the Dialplan…

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FreeSWITCH IMS / VoLTE Kamailio Mobile Networks VoIP

FreeSWITCH as an IMS Application Server

Using FreeSWITCH as an IMS Application Server

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FreeSWITCH VoIP

Originating calls in FreeSWITCH

Starting calls from FreeSWITCH

Categories
FreeSWITCH VoIP

HTTP PUT call recordings from FreeSWITCH

Using mod_httpapi to HTTP POST call recordings to a remote server

Categories
FreeSWITCH IMS / VoLTE Mobile Networks VoIP

Adding support for AMR Codec in FreeSWITCH

Adding support for AMR Codec in FreeSWITCH

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RFCs & Standards VoIP

FreeSWITCH WebRTC with sipML5

Using FreeSWITCH to serve WebSocket / WebRTC connections

Categories
VoIP

FreeSWITCH + ESL = Programmable Voice

An overview of FreeSWITCH’s ESL

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Asterisk FreeSWITCH IMS / VoLTE Software VoIP

Sangoma Transcoding Cards Setup

Updated documentation for managing D150 transcoding cards

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CGrateS Mobile Networks SDM Software VoIP

CGrateS in Baby Steps – Part 4 – Rating Calls

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 […]

Categories
CGrateS EPC IMS / VoLTE Mobile Networks Software VoIP

CGrates in Baby Steps – Part 1

Getting started with CGrateS to bill for calls in a Telecom environment.

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Notes

2022 Telecom Reading List

The #Telecom reading list for this year; including books on Submarine Cable Systems, the history of Cable & Wireless, Alcatel Lucent’s downfall and SS7.

Categories
EPC Mobile Networks RFCs & Standards VoIP

Docker & BIND as an ENUM Playground

A Bind environment in a Docker container for experimenting and learning ENUM for DNS based Call Routing.

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GSM IMS / VoLTE Mobile Networks VoIP

GSM with Osmocom: Call routing in GSM

How call routing in GSM works and it’s application in the Osmocom suite

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Asterisk Kamailio VoIP

Kamailio vs Asterisk

Comparison on Asterisk and Kamailio and where they fit in the Telephony landscape.

About

Hi, I’m Nick & I build networks. As a kid I was given an old rotary phone to play with and ended up creating my own mini exchange out of scrounged components. While my soldering iron burns have healed, my love of the tech hasn’t. So this blog focuses on telecommunications network engineering, from the […]

Categories
Kamailio Linux VoIP

Kamailio 101 – Part 1 – Introduction

Introducing Kamailio SIP Server & explaining it’s uses.