Thursday, February 25, 2010

Kamailio (OpenSER) 2009 Awards

The third edition covers a really special year: 2009. First of all, the big winner is the Kamailio project itself, being awarded Bossie'09 - Best of Open Source Networking Software by InfoWorld magazine, confirming its leadership in open source SIP server applications.

Then 2009 represents the year of completing Kamailio (OpenSER) and SIP Express Router (SER) integration under project, resulting in version 3.0.0 as first release based on this work.

As usually, the categories got two winners, listed in alphabetic order.

Related Projects:
  • SERCMD - command line interface for Kamailio (OpenSER) allowing to interact in real time via RPC commands with runing SIP server instances, developed by Andrei Pelinescu-Onciul. It is included in the source code and distributed with Kamailio (OpenSER) 3.0.0. Web link:
  • SIREMIS – web management interface for Kamailio (OpenSER), project lead by Elena-Ramona Modroiu, offering web tools to manage data needed by most of existing modules and interact with running SIP server instances. Web link:
Technical Support:
  • Andrei Pelinescu-Onciul - the one that started SIP Express Router (SER) project offered limitless support during integration period of SIP Router project
  • Jan Janak - one of the main developers of SIP Express Router (SER) project, as well offering limitless support during integration period of SIP Router project
New Contributions:
Developer Remarks:
  • Marius Zbihlei - for the work on optimizing the performance for different components
  • Miklos Tirpak - for the work on asynchronous SIP message processing
  • Alex Balashov - endless efforts on mailing lists, web forums and presence in USA to promote the project, offering consultancy services at Evariste Systems
  • Inaki Baz Castillo - developed a set of additional tools for usage with Kamailio (OpenSER), published at He dedicated time to talk about the project at Spanish events, help with mailing list and sort out leaks in SIP presence specifications.
VoIP Services:
  • 1&1 - again present here since 2009 represented the merging of Freenet service into 1&1, resulting in over 4 000 000 phones managed by a Kamailio (OpenSER) based VoIP platform, routing over 2 billions of minutes per month. Web link:
  • sipgate - service revamped, with new site and many attractive features, among the biggest VoIP services world wide, with presence in Germany, UK and Austria. Web link:
Business Initiatives:
  • Avanzada7 - organizing the Asterisk SIP Masterclass for Iberian market, training that includes a big chunk of scaling Asterisk using Kamailio SIP server, Avanzada7 offers a large range of services and products for VoIP businesses. Web link:
  • Quobis - employing a qualified team with broad expertise of SIP and Kamailio, company's main focus is building solutions using telecom emerging technologies like ITS, Smartgrids, Mobile WiMAX or open source VOIP. Web link:
  • Amoocon - event organized on Rostock, Germany, succeeded to gather many VoIP projects. Web link:
  • Fosdem - European biggest Free and Open Source Software developers meeting, in Brussels, Belgium (pictures). Web link:
Personal Business Facts:
  • Kamailio SIP Router Masterclass - professional training for VoIP platform administrators. Attracted an amazing group of Telecom specialists to spend one week and learn the advanced capabilities of Kamailio for building scalable VoIP platforms. Web link:
  • Telco grade SIP load balancer - a new appliance (official launch soon) designed to handle huge traffic, in a transparent manner for SIP end points and SIP application servers, taking care of high availability and traffic dispatching. Web link:
If you want to learn more about latest stable version, Kamailio (OpenSER) 3.0.0, read here, here and here.

This is it for 2009. If you want to check the previous turn of awards:

Wednesday, February 24, 2010

CeBIT 2010, Hannover

I am going to be present at CeBIT 2010, in Hannover, Germany, next week (Match 2-6). If you want to meet contact me.
There is a lot to chat about last trends in IP communication, social networking and the role of Kamailio (OpenSER). A quick search on VoIP keyword revealed 136 exhibitors. It looks very promising!

Tuesday, February 23, 2010

New features in development branch

A bit more than one month since first official release of branch 3.0 with Kamailio (OpenSER) 3.0.0 and the development branch includes lot of new features:

  • seven new modules
  • additions to pv, blst, uac, xlog and tm modules
  • new parameters in core

Among new things: config file step-by-step debugger, Lua and Python API for config file, message queues and in-memory tree data containers. See more at:

Monday, February 15, 2010

SIP Router Masterclass, March 22-26, 2010, Berlin, Germany

Next SIP Router Masterclass will take place March 22-26, 2010 in Berlin, Germany.


  • Daniel-Constantin Mierla – co-founder of Kamailio (OpenSER) project in 2005, currently core-developer and member of project’s management board
  • Olle Johansson – Asterisk developer and member of the Digium Asterisk Advisory Board.

By end of 2008, Kamailio (OpenSER) and SIP Express Router (SER) started a joint collaboration under project, bringing together valuable developers and architects of SIP servers.

Kamailio (former OpenSER), now at release v3.0.0, is an open source SIP server, awarded Best of Open Source Networking Software 2009 by InfoWorld magazine, used world wide in VoIP platforms servicing millions of active subscribers and routing billions of call minutes per month. Starting with version 3.0.0 (highlights), you can use mixed features and modules from Kamailio (OpenSER) and SIP Express Router (SER) in the same configuration file.

The course targets system administrators and people that act in large VoIP/telephony network services, as well as integrators of VoIP, instant messaging and presence with web 2.0 or similar technologies.

Learning to configure the SIP server is not easy, but is the key for a successful and secure VoIP business. The flexibility of SIP routing engine allows you to implement in no time innovative services, IP telephony, Instant Messaging, Presence and beyond. Asterisk comes to complete with rich media services and applications. Doing everything designed right and scalable saves time and money.

We create the opportunity for you, guided by experienced instructors, to learn how to build an Unified Communication platform from scratch using the SIP server engine and Asterisk.

Click here for course details and registration.

Wednesday, February 10, 2010

Upgrade config to v3.0.0

Asipto launches a special offer to help upgrading to Kamailio SIP Router 3.0.0. At a price of 480Euro (plus VAT if applies), our team supervised by two co-founders of the project, will upgrade your configuration file to work with version 3.0.0.

How it works:

  • you send over the config file (via our web support portal). You can mask sensitive information such as IP addresses, domain names, passwords, …, they are useless for us during upgrade process
  • we do the upgrade, make sure it runs with the new version and send it back to you
  • we create a report with suggestions for: security, scalability, improvements and better alternatives that you can use to achieve same functionality

We can help migrating from any SER-based SIP server – SER, Kamailio, OpenSER or other variants (for example but not limited to: OpenSER v1.0.x, v1.1.x, v1.2.x, v1.3.x, Kamailio v1.4.x, v1.5.x, SER 0.9.x, a.s.o.).

Target duration for upgrade is within one week, a matter of mutual agreement for special cases.

Kamailio (OpenSER) 3.0.0 is completely based on SIP Router project, bringing loads of new features and improvements.

This offer is for a limited period of 2 weeks, in a first come first served approach, subject of load capacity.

Contact us to get your config upgraded at low price by the people who develop the SIP server.

Tuesday, February 9, 2010

Asipto and Quobis partnership

Asipto and Quobis work together to market and support SIP solutions for telecom operators and governments in Latam and Iberian markets.

Quobis Networks and Asipto today announced a set of business collaboration agreements to market and support a series of solutions based on Session Initiated Protocol (SIP) for telecom operators and governments in LATAM and Iberian markets. Under this new model, customers will realize unprecedented flexibility through improved interoperability and manageability of the open source solutions developed by Asipto.

Quobis will provide professional services in the phases of analysis, planning, design and certification for projects related with implementations of open source unified communications, where the company has a broad experience. During the last four years Quobis has worked in some of the most important projects in iberian markets.

Main solutions included in this new portfolio are unified communications (IP communication sessions with NAT traversal support, presence and instant messaging, rich telephony features and media services), load balancing (customizable load balancing rules, with safeguard module to secure the SIP internal network, offer high availability and failover), prepaid engine (with per-second precision billing and multiple charging plans) and number portability (Number Portability Server with high capacity of records for ported numbers and ability to process thousands of requests per second).

“This agreement reaffirms the commitment of our company to become the leading technical consultancy in Latam and Spain and contributes to complete our portfolio of services for telecom operators” states Iago Soto, Chief Marketing Officer of Quobis. Daniel-Constantin Mierla, co-founder of Kamailio (OpenSER) is confident that “this agreement makes possible to expand our developments to new markets addressing operators and companies through our new Spanish partner”

About Quobis
Quobis is an spanish company that helps leading companies turn challenging communication requirements into opportunities for growth using telecom emerging technologies like ITS, Smartgrids, Mobile WiMAX or open source VOIP. The team is formed by senior telecom engineers, with several years of professional experience working on consultancy, design, planning and project management within these technologies.

About Asipto
ASIPTO has a strong background in Kamailio (OpenSER), SIP and VoIP. Backed up by two co-founders of Kamailio (OpenSER) SIP Server Project, the knowledge of the team is built on the experiences in VoIP since beginning of 2002, with world wide production deployments and active development of Kamailio (OpenSER).

Friday, February 5, 2010

CCW 2010 Berlin

I will be present at Call Center World congress in Berlin, February 8-11, 2010. If happens for you to be around and want to meet, feel free to contact us.

The event gathers over 250 exhibitors from around the globe, mainly focusing on help desk and support solutions, integrating SIP/IP and TMD for call centers. Along with the exhibition, there are workshops and the conference.

Asipto’s Load balancing solutions can be used to scale call center capacity in a transparent and flexible manner.