OpenSIPS Open SIP Server
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Open SIP Server OpenSIPS Project it was formerly known as OpenSER Project.What OpenSIPS isOpenSIPS (Open SIP Server) is a mature Open Source implementation of a SIP server. OpenSIPS is more than a SIP proxy/router as it includes application-level functionalities. OpenSIPS, as a SIP server, is the core component of any SIP-based VoIP solution. With a very flexible and customizable routing engine, OpenSIPS 'unifies voice, video, IM and presence services in a highly efficient way, thanks to its scalable (modular) design.What OpenSIPS has to offer, comes in a reliable and high-performance flavour - OpenSIPS is one of the fastest SIP servers, with a throughput that confirms it as a solution up to enterprise or carrier-grade class.OpenSIPS visionThe OpenSIPS vision consists in a "consolidated diversity" - OpenSIPS is an open source project not only as license, but also as policy regarding the contributions, cooperation and community.The diversity comes from the large number of people involved in the development of the project and from the complexity and feature richness of OpenSIPS (it incorporates and integrates a large variety of functionalities and features, on top of the SIP routing engine).To reach a high level of reliability and stability, all this diversity needs to be consolidated. The project brings a consolidate d view on the project management, on the project vision, on the design and code, on the work effort, on the project future.More about OpenSIPSOpenSIPS project is a continuation of the OpenSER project. Inheriting the OpenSER spirit of openness to the community and the will of progress (a continuous work to develop, enhance and extend the code), OpenSIPS continues and extends the OpenSER vision through a strong process of consolidation.Based on the experience provided by the OpenSER project, such a process of consolidation is critical in order to guarantee the best effort and best results inside the project. A consolidated environment is mandatory for large scale project that aims to deliver professional solutions for industry environment.When/Where to use OpenSIPSScenarios where OpenSIPS fits in: * VoIP service providers (residential) * SIP trunking * SIP load-balancing * SIP front-end (for SIP termination) * white-label solutions * enterprise services * SIP router (LCR for multi GWs) Here are some key features of "OpenSIPS": OpenSIPS can be used as : · SIP registrar server · SIP router / proxy (lcr, dynamic routing, dialplan features) · SIP redirect server · SIP presence agent · SIP IM server (chat and end-2-end IM) · SIP to SMS gateway (bidirectional) · SIP to XMPP gateway for presence and IM (bidirectional) · SIP load-balancer or dispatcher · SIP front end for gateways/asterisk · SIP NAT traversal unit · SIP application server What's New in This Release: · This release contains only bug fixing (additional to 1.5.0) - no functionality, scripting or interfacing was changed. OpenSIPS 1.5.1 contains critical fixed related to MySQL prepared statements implementation and it is highly recommended to upgrade.

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