Dear developers and users,

A preview release for the next version of Linphone is available here :

*http://download.savannah.gnu.org/releases-noredirect/linphone/unstable/source/linphone-3.6.99-beta.tar.gz
<http://download.savannah.gnu.org/releases-noredirect/linphone/unstable/source/linphone-3.6.99-beta.tar.gz>*

This new version brings signifiants improvements and a new SIP stack,
Belle-Sip.
A tarball version if Belle-sip is available :

http://download.savannah.gnu.org/releases-noredirect/linphone/unstable/source/belle-sip-1.2.4.tar.gz


+Application level improvements:
* It is now possible to configure multiple proxy accounts with different
transports (UDP, TCP, TLS)
 * can work with IPv6 and IPv4 simultaneously
* User can choose video rendering method on Linux
* Video HD formats support added, leveraging on multiple cores for encoding
if available
 * Keyboard can be used for DTMF input
* Faster and highly responsive UI thanks to fully asynchronous operation of
the liblinphone.
 * Add-on of opus codec

+Liblinphone level improvements thanks to new "belle-sip" SIP stack:
* multiple SIP transports simultaneously now allowed
 * IP dual stack: can use IPv6 and IPv4 simultaneously
* fully asynchronous behavior: no more lengthly DNS or connections
 * sip.instance parameter (RFC5626)
* alias parameter (RFC5923)
* better management of network disconnections
 * SIP/TLS handled through lightweight polarssl library (instead of openssl)
* SIP transaction state machines improved (RFC6026)
 * Privacy API (RFC3323, RFC3325)
* Full support of rich presence in (RFC4480)
* Better handling of sips scheme in URIs.


You can aslo download the daily build version of Linphone for Windows and
Mac :

Windows :
https://www.linphone.org/snapshots/windows/linphone-latest.exe

Mac :
https://www.linphone.org/snapshots/mac/linphone-latest.app.zip


Don't hesitate to send translations, feedbacks or bug reports.

Cheers,

--
Margaux CLERC
www.belledonne-communications.com
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