QtPhone is a cross

一个很好的SIP协议栈,用标准C实现.大家学习吧.-A very good SIP protocol stack, using standard C realize. Everyone to learn it.

代码来自sourceforge，在linux下的实时语音聊天程序，使用了adpcm编码，同时还使用了RTP实时传输协议，是一个很好的学习实时传输协议的程序。- The code comes from sourceforge, chats the procedure under the linux real-time pronunciation, has used the adpcm code, meanwhile has used the RTP real-time transmission agreement, is a very good study real-time transmission agreement procedure.

这是一个视频会议系统中发送端有关mpeg-4播放技术的一个源代码-This is a video conferencing system transmitter on MPEG-4 broadcast of a source code

资源描述LumiSoft.Net的全部代码,SMTP,POP3,FTP-LumiSoft.Net s code,SMTP,POP3,FTP，更新于2015-9-11

H.323协议源码开发包，可以很方便地开符合标准的H.323终端或MCU，内容已经过测试-H.323 source development kits, it is easy to open sub-standard H.323 terminals or MCU, which has been tested

H.264最新VC源码，非常实用，你可以稍加改动就能用在你的工程中-H.264 up-to-date source VC, very practical, you may be able to use a little change in your project

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.

H.323的PWLib代码-H.323 PWLib code

电话会话实现方法源程序-telephone conversation method source