Apache Kafka Producer in OpenSIPS 3.2

Integrating the main SIP engine with different components is an important requirement when developing and operating complex VoIP platforms. OpenSIPS has always aimed to offer support for interacting with a variety of implementations for services such as databases, accounting/billing systems, monitoring tools and so on. Continuing in this direction, OpenSIPS 3.2 introduces a new integration … Continue reading Apache Kafka Producer in OpenSIPS 3.2

Monitoring OpenSIPS using Prometheus and Grafana

Monitoring real time statistics is a great tool to assess the performance of your services, as well as for detecting, and possibly preventing, unfortunate events. And visualizing the monitored statistics in a graph or chart can definitely improve your DevOps team experience, as well as reduce the troubleshooting time of possible failure events. In a … Continue reading Monitoring OpenSIPS using Prometheus and Grafana

Exploring SSL/TLS libraries for OpenSIPS 3.2

For the purpose of providing secure SIP communication over the TLS protocol, OpenSIPS uses the OpenSSL library, the most popular TLS implementation across the Internet. However, integrating OpenSSL with OpenSIPS has posed a series of challenges starting with OpenSSL version 1.1.0, and has caused quite a few bugs and crashes since then, as presented in … Continue reading Exploring SSL/TLS libraries for OpenSIPS 3.2

Improved series-based call statistics using OpenSIPS 3.2

Real-time call statistics is an excellent tool to evaluate the quality and performance of your telephony platform, that is why it is very important to expose as many statistics as possible, accumulated over different periods of time. OpenSIPS provides an easy to use interface that exposes simple primitives for creating, updating, and displaying various statistics, … Continue reading Improved series-based call statistics using OpenSIPS 3.2

OpenSIPS Summit Distributed 2020- Speakers and Moderators

The Amsterdam event was cancelled. That was a point of resetting the OpenSIPS Summit 2020, as format, speakers, training, as everything, Moving into online impacted the format and the content of the OpenSIPS Summit. As we tried as much as possible to tailor an event that is easy to attend to, we decided to go … Continue reading OpenSIPS Summit Distributed 2020- Speakers and Moderators

Calls management using the new Call API tool

The new Call API project consists of a standalone server able to serve a set of API commands that can be used to control SIP calls (such as start a new call, put a call on hold, transfer it to a different destination, etc.). In order to provide high performance throughput, the server has been … Continue reading Calls management using the new Call API tool

SIP Push Notification with OpenSIPS 3.1 LTS [RFC 8599 support][Part II]

Welcome or welcome back to the 2-part series on the RFC 8599 support in OpenSIPS! In this final post (please find the initial one here), you will learn how to enhance your platform with standards-based SIP Push Notification (PN) support using an OpenSIPS 3.1+ release, from high-level design all the way down to specific code … Continue reading SIP Push Notification with OpenSIPS 3.1 LTS [RFC 8599 support][Part II]

Dialog triggers, or how to control the calls from script

The OpenSIPS script is a very powerful tool, both in terms of capabilities (statements, variables, transformations) and in terms of integration (support for DB, REST, Events and more). So why not using the OpenSIPS script (or the script routes) to interact and control your call, in order to build more complex services on top of … Continue reading Dialog triggers, or how to control the calls from script