Projects / Kamailio

Kamailio

Kamailio (formerly OpenSER) is a high-performance SIP (RFC3261) server with a flexible architecture and many extensions. The server implements proxy, registrar, redirect, and location SIP/VoIP services. It has support for UDP, TCP, TLS, and SCTP transport layers, DNSsec, ENUM, AAA via database, RADIUS, DIAMETER, gateways to SMS and XMPP, least cost routing, load balancing, NAT traversal, and call processing language. Kamailio implements SIMPLE presence and instant messaging extensions, and includes an embedded XCAP server and MSRP relay. It can be also used as a routing SIP sever for WebRTC via WebSocket.

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Recent releases

  •  12 Jun 2014 14:48

    Release Notes: This is a maintenance release. Installations running previous 4.1.x versions are advised to upgrade.

    •  24 Apr 2014 10:43

      Release Notes: This is a maintenance release, including fixes since the release of 4.1.2. Installations running previous 4.1.x versions are advised to upgrade. The new features brought by this release series are listed in the announcement for version 4.1.0.

      •  06 Mar 2014 17:25

        Release Notes: This is a maintenance release, including fixes since the release of 4.1.1. Installations running previous 4.1.x versions are advised to upgrade. The new features brought by this release series are listed in the announcement for version 4.1.0.

        •  04 Dec 2013 16:00

          Release Notes: This is a major release, bringing out a consistent set of improvements and new features such as a DNSsec plugin module, SIP-T/SIP-I handling, a prepaid engine, ephemeral authentication for WebRTC sessions, musin on hold queuing system, and more.

          •  05 Oct 2013 20:01

            Release Notes: This is a maintenance release, including fixes since the release of 4.0.3. Installations running previous 4.0.x versions are advised to upgrade.

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