This is some information about eXosip2

H.263编解码器实例，完成时间比较早，但对于初学者仍具有很大的参考价值。-H.263 codec example, the completion time relatively early for beginners but still have great reference value.

RealNetworks公司的Helix 的公共头文件部分源码．-RealNetworks Helix of the public part of the first source document.

OSIP.PDF

大名鼎鼎的speex语音压缩源码，应用于voip系统-well known speex voice compression souce code,apply to voip system

该程序可以用于两个人在LAN/Intranet(或者Internet)上进行视频会议。现在有许多视频会议程序，每个都有各自的性能提升技术。主要的问题是视频会议视频帧的尺寸对于传输来说太大。因此，性能依赖于对帧的编解码。 -the two procedures can be used in LAN/Intranet (or the Internet) for video conferencing. Now there are many video conference proceedings, each have their own performance enhancements. The main problem is video conferencing video frame size too large for transmission. Therefore, the performance depends on the right frame codec.

支持h323的视频电话服务端-support h323 video-phone service

在开发 VoIP 系统时，主要考虑的一个方面就是连接到模拟电话的接口。设计人员必须了解 PSTN 中存在的电话接口要求，因为它们必须在 VoIP 系统中得到支持。本文将重点介绍连接到标准 POTS 电话的两种最常用接口：Foreign eXchange Subscriber (FXS) 与 Foreign eXchange Office (FXO)。重点说明了设计人员在为 VoIP 小区网关的模拟电话接口提供支持时可能面临的某些挑战。-In the development of VoIP system, one aspect of the main considerations is connected to the analog telephone interface. Designers must understand the existing PSTN telephone interface requirements, because they are in the VoIP system must be supported. This article will focus on the standard POTS telephone connected to the two most commonly used interface: Foreign eXchange Subscriber (FXS) and Foreign eXchange Office (FXO). Focusing on the design staff in the Residential Gateway for VoIP analog telephone interface may provide support to some of the challenges faced.

H323客户端的图形程序，用到pwlib和openh323 -Graphic UI app for H323 client, using pwlib and openh323

一个比较好的基于LINUX平台的网络电话，代码写很有特点，很值得一读-a better platform for Linux-based Internet phones, code written with unique features and is well worth a read

需要的可以用到 ！专业性强！-needs can be used! Professional strong!