Archive for the ‘News’ category

Kamailio World 2015 – VoLTE Testbed and Demo

March 27th, 2015

Kamailio World ConferenceTwo months till the start of Kamailio World Conference & Exhibition 2015. Prepare yourself for three days full of interesting presentations and demos during May 27-29 in Berlin, Germany!

With the accelerated propagation of LTE and hot discussions about what 5G is going to be, definitely VoLTE is a top topic these days. Kamailio has a consistent set of IMS extensions, making it one of the most flexible options to consider for rolling out VoLTE platforms, already with live deployments in Europe, Asia, Africa and South America.

Kamailio World is the place where you can play with VoLTE yourself, FhG Fokus, Core Network Dynamics and NG Voice are preparing a testbed on site with a local LTE network and a Kamailio-based VoLTE platform. Bring your VoLTE capable device (e.g., iPhone 6 or most of the latest models with Android from Samsung, LG, Huaweii …) and experience yourself the technology of your calls in the near future, with high definition voice and proper integration with other IP based services, including WebRTC.



Don’t forget to check the other presentations, workshops and exhibitors, it is going to be one of the best events for real time communications and open source in Europe. Registration is open, be sure you secure your participation before the event is sold out!

Kamailio & Statsd – Best Practices

March 17th, 2015

kamailio-tricksEloy Coto Pereiro has published a very interesting article on his blog about using Kamailio and Statsd. Being the developer of the statsd module in Kamailio, he presents more details about the benefits and how to put all pieces together in order to have the statistics exported by Kamailio and graphs build by Graphite.

Next is a screenshot from the article of what you can get as a result:


We’ve got free Tickets for CeBIT 2015!

March 10th, 2015

Due to our presentation at CeBIT 2015 at the Open-Source Business Alliance’s Booth, we’ve received a limited number of free tickets for CeBIT 2015!

If you want a free ticket, please answer the following question:

  • What is the key benefit of deploying VoLTE in a mobile network?

Send your answer to (hint: we’ve got some benefits posted on our website, I will send the ticket by email to the 5 best answers!

Don’t miss our presentation on Kamailio & VoLTE at the booth of the Open-Source Business Alliance (, Tuesday, March 17th, ~2 PM, Hall 6, Stand H16, (410)!



New Module: TCPOPS

March 9th, 2015

The TCPops moduleCamille Oudot, from Orange, France, has recently published a new module for Kamailio, collecting a set of configuration file functions for operations on TCP/TLS connections. The module is named tcpops and the documentation is available at:

The module allows admins to enable/disable keepalives per connection as well as setting custom lifetime for each connection.

Camille has also added new functions to the usrloc module  that gives the admin the ability to close the TCP connection if the registration request that opened it has expired.

TCPOPS will be part of the next release of Kamailio, which is labelled 4.3.


Kamailio World 2015 – Registration is Open

February 16th, 2015

Kamailio World ConferenceThe registration for the 3rd edition of Kamailio World Conference & Exhibition is now open – more details and the registration form are available on the website of the event [1].

The event spans over three days, May 27-29, 2015, taking place in Berlin, Germany. The first day contains the technical tutorials, the following two days are for conference presentations and exhibition.

Details for a relevant group of speakers are already published [2], several talk proposals being still under review process. The first version of the agenda will be published in the near future.

Looking forward to meeting many of you in Berlin!

[1] –
[2] –

Kamailio v4.2.3 Released

February 10th, 2015

Kamailio v 4.2Kamailio SIP Server v4.2.3 stable is out – a minor release including fixes in code and documentation since v4.2.2 – configuration file and database compatibility is preserved.

Kamailio (former OpenSER) v4.2.3 is based on the latest version of GIT branch 4.2, therefore those running previous 4.2.x versions are advised to upgrade. There is no change that has to be done to configuration file or database structure comparing with older v4.2.x.

Resources for Kamailio version 4.2.3

Source tarballs are available at:

Detailed changelog:

Download via GIT:

 # git clone git:// kamailio
 # cd kamailio
 # git checkout -b 4.2 origin/4.2

Binaries and packages will be uploaded at:

Modules’ documentation:

What is new in 4.2.x release series is summarized in the announcement of v4.2.0:

Looking forward to meeting many of you at Kamailio World 2015!

IRC Devel Meeting – Feb 11, 2015

February 9th, 2015

A new IRC devel meeting was scheduled to discuss the development of the project for the near future and other related administrative aspects.

The proposed date is  Wednesday, February 11, 2015, at 15:00UTC, on #kamailio channel from

A wiki page has been created for it at:

Participation is open for everyone. Also, feel free to add to agenda topics that are interesting you.

WebRTC Barcelona Meetup – MWC 2015

February 6th, 2015

EventsThe Poblenou campus Auditorium at the University Pompeu Fabra, UPF (Roc Boronat 138, Barcelona) will hold a WebRTC meetup on Wednesday 4th of March, 2015, in parallel with the Mobile World Congress.

Three developers of Kamailio project – Daniel-Constantin Mierla, Peter Dunkley and Torrey Searle – will be at the event, participating in the Open Source WebRTC panel. Among other speakers: Andreas Gal (CTO at Mozilla), Douglas Tait (Director Telecom Markets at Oracle), Dragana Linfield webrtcbarcelona(Digital Communications Director at Etisalat), Olav Kolbu (CTO & SVP Technology at Telenor Digital) and the new recently appointed CTO at Unify, Stefan Ried.

A complete list of speakers and the agenda is available on the site:

Special credits to Victor Pascual Avila for organizing the event and the friends at Quobis for sponsoring it.

Kamailio v4.1.8 Released

February 5th, 2015

Kamailio version 4.1The Kamailio SIP Server v4.1.8  stable version  is released. This is a minor release including fixes in code and documentation since v4.1.8 – configuration file and database compatibility is preserved within 4.1.x series. We recommend all users of 4.1.x versions to upgrade to this new version – no configuration changes are needed.

Note that branch 4.1 is the previous stable branch. The latest stable branch is 4.2, at this time with v4.2.2 being released out of it. The project is officially maintaining the last two stable branches, these are 4.2 and 4.1. Therefore an alternative is to upgrade to latest 4.2.x – be aware that you may need to change the configuration file from 4.1.x to 4.2.x.

Resources for Kamailio version 4.1.8

Source tarballs are available at:

Detailed changelog:

Download via GIT:

 # git clone git:// kamailio
 # cd kamailio
 # git checkout -b 4.1 origin/4.1

Binaries and packages will be uploaded at:

Modules’ documentation:

What is new in 4.1.x release series is summarized in the announcement of v4.1.0:

If you want to see what is new in the latest stable version in 4.2.x series, see release notes for v4.2.0:

Siremis v4.2.0 Released

February 2nd, 2015

kamailio-3rd-partySiremis v4.2.0 is out – the web management interface for Kamailio SIP Server (former Openser).

This release focused on making the views compatible with Kamailio v4.2.x, bringing new components such as a JSONRPC command panel and a new three level menu.

More details about this release are available at:

You can meet its developers at Kamailio World Conference, May 27-29, 2015, in Berlin, Germany.