voip telephony asterisk chinese doc

Delphi写的IP电话源码-IP phone sourcecode writed by Delphi

关于h.323的英文详解-on H.323 Comments on the English

一个介绍有关H323的PPT课件。里面详细的介绍了H323协议的相关内容。-H323 a briefing on the PPT courseware. Inside a detailed introduction to the H323 of the content of the agreement.

ITU_g723参考代码-ITU_g723 reference code

一个外国牛人用C++写的实时传输协议RTP,源代码的编写风格很好，可读性很强。可以用于网络视频和音频的传输，enjoy it- A foreign Niu Ren real-time transmission agreement RTP which writes with C, the source code compilation style very good, the readability is very strong. May use in the network video frequency and the audio frequency transmission, enjoy it

这是voip一个部分,主要是用来做的数据代理,-This is a part of voip is primarily used to do data agents,

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.

一个基于Openh323的视频会议终端，基于VC开发环境，可以与netmeeting互联。-It is a video meeting terminal based on Openh323 protocol, which developed with VC and can communicate with netmeeting.

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.