2010-12-29 14:09:06 
阿炯
Ekiga是一个兼容SIP和H.323的视频会议程序，兼容VoIP及IP电话，通过Ekiga可以与使用任何SIP和H.323软硬件的远程用户进行视频和音频对话。它也是gnome桌面默认安装的软件，其官方网站有有许多文档可以参考。
Ekiga (formely known as GnomeMeeting) is an open source SoftPhone, Video Conferencing and Instant Messenger application over the Internet.
It supports HD sound quality and video up to DVD size and quality.
It is interoperable with many other standard compliant softwares, hardwares and service providers as it uses both the major telephony standards (SIP and H.323).
Features
* Ease of use with a modern Graphical User Interface.
* Audio and Video free calls through the internet.
* Free Instant Messaging through the internet with Presence support.
* Audio (and video) calls to landlines and cell phones with support to the cheapest service providers.
* High Definition Sound (wideband) and Video Quality up to DVD quality (high framerate, state of the art quality codec and frame size).
* Free of choice of the service provider.
* SMS to cell phones if the service provider supports it (like the default provider).
* Standard Telephony features support like Call Hold, Call Transfer, Call Forwarding, DTMF.
* Remote and Local Address Book support: Remote Address Book support with authentification using the standard LDAP technology, Local Address support in Gnome (Evolution).
* Multi platform: Windows and GNU/Linux
* Wide interoperability: Ekiga use the main deployed stantards for telephony protocols (SIP and H.323) and has been tested with a wide range of softphones, hardphones, PBX and service providers.
最新版本：4.0
该版本对主窗口进行了重大的改变，重新增加了 H264 和 H263+ 视频插件，新的 pulse 音频插件，新的音频编码器：SILK (used by skype), G.722.1 (aka Siren 7), and G.722.2 (aka GSM-AMR Wide band), 修复 H.323 gatekeeper支持 ,呼叫自动应答，支持处理多个视频流 (H.239), 更快的启动速度等等。