Be part of OpenSIPS Summit 2019

There are approximately 4 months left to the OpenSIPS Summit 2019 in Amsterdam and we are full steam ahead with getting everything in place. One of the last milestone (before getting into straight line) was to open the registration process. So, we welcome everyone, participants, speakers and sponsors to join us and to be part … Continue reading Be part of OpenSIPS Summit 2019

Introducing OpenSIPS 3.0

You already know the story - one more year, one more evolution cycle, one more OpenSIPS major release. Even more, a new OpenSIPS direction is about to start. So let me introduce you to the upcoming OpenSIPS 3.0 . For the upcoming OpenSIPS 3.0 release (and 3.x family) the main focus is on the devops … Continue reading Introducing OpenSIPS 3.0

SIP bridging over multiple interfaces

There are scenarios where you need OpenSIPS to route SIP traffic across more than one IP interface. Such a typical scenario is where OpenSIPS is required to perform bridging. The bridging may be between different IP networks (like public versus private, IPv4 versus IPv6) or between different transport protocols for SIP (like UDP versus TCP … Continue reading SIP bridging over multiple interfaces

Handling SIP Redirect Requests in realtime

The SIP redirect mechanism is a simple and straight forward one  - the originally contacted destination indicates, via a 3xx reply, that a different set of destinations should be contacted. The SIP redirect is mainly used for calls (for INVITE requests), even if the RFC3261 does not limit it to that. Usage cases The primary … Continue reading Handling SIP Redirect Requests in realtime

Clustering Presence Services with OpenSIPS 2.4

OpenSIPS 2.4 is all about clustering and SIP presence is an important service that delivers a large variety of functionalities like end-to-end user presence, BLF, SLA and more. We need to consider clustering for presence as much as presence is a service with a large appetite for storage and processing - presence is mainly about … Continue reading Clustering Presence Services with OpenSIPS 2.4

The new Clustering Engine of OpenSIPS 2.4

Before even thinking of building clustering support for high level services like User Location, Dialog Tracking or SIP Presence, it is mandatory to have in place a powerful and flexible clustering engine. Such an engine will become the reliable foundation  for approaching more complex clustering scenarios. And this is what we did in OpenSIPS 2.4 … Continue reading The new Clustering Engine of OpenSIPS 2.4

Two training sessions, two projects, one event – OpenSIPS Summit 2018

The OpenSIPS Summit 2018 is hosting in Amsterdam two different training sessions, dedicated to two different VoIP projects - an official OpenSIPS training and an official FreeSWITCH training. Yes, that is correct and it is a premiere - an official and certified FreeSWITCH training taking place for the first time in Europe! So, this year, … Continue reading Two training sessions, two projects, one event – OpenSIPS Summit 2018

Introducing OpenSIPS 2.4

One more year, one more evolution cycle, one more OpenSIPS major release. So let me introduce you the upcoming OpenSIPS 2.4 . For the OpenSIPS 2.4 release we decided to focus on the clustering abilities. Today's VoIP world is getting more and more dynamic, services are moving into Clouds and more and more flexibility is … Continue reading Introducing OpenSIPS 2.4