The first stable snapshot downloads of the Luyten release (PTLib v2.10.0 & OPAL v3.10.0) is now available.

• Lua integration so can get scripting at critical points in the call sequence.

• Added CAPI based ISDN support.

• SIP reliable response (PRACK) support.

• Support Cisco "Remote-Party-ID" SIP header for tracking transfers.

• Added call back functions for tracking transfers.

• Added SILK audio codec plug in.
• Fixed Windows build of H.264 and MPEG codecs (based on FFMPEG)

• Added support for stereo audio.

• Visual Studio 2010 Express Edition support.

• Improved Mac OS X (XCode) support.

• Improvements and better interoperability of the H.239 support.

• Fixed (again) many fax interoperability issues.