Cooling off at the end of a brilliant OpenSIPIt'01! Last week, I had the honor to represent the OpenSIPS project in a multi-day, cross-project SIP testing event that took place online, called OpenSIPIt! With a pilot edition of the event dubbed "OpenSIPIt#00" having already taken place last year, right after the OpenSIPS Summit, everyone had … Continue reading OpenSIPIt ’01 – Testing the Trending SIP Security Enhancements
Category: Technical
Doing call tracing with Homer became really simple and straight forward with OpenSIPS 2.3 . Just one line of config file and you can capture your SIP traffic (and even more) per message, transaction or dialog bases. Following the OpenSIPS 3.1 release which was focused on complex call crafting (Class 5 features oriented), we felt … Continue reading Tips & Tricks for Advanced SIP Capturing
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 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
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
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
The SIP B2B support was a huge leap in OpenSIPS evolution, if we consider that OpenSIPS, by origins, started as a SIP proxy. And this addition of the B2B support came in a natural way, as a result of the urge of the OpenSIPS community/users - it is great to have a fast proxy, but … Continue reading The script driven SIP B2BUA
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
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]
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
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