一个电话，我不知道他是什么语言的一部分

VIS H.323 Library ActiveX version 2.3 正式版-VIS ActiveX version H.323 Library version 2.3

h323的视频传输-h323 video transmission

Objective Systems Open H.323 for C (ooh323c) is a simple H.323 protocol stack developed in C. The ASN.1 PER messaging code was developed using the ASN1C compiler using a modified version of our core run-time libraries. Additional open source components as well as code developed in-house were added to produce a functioning stack.

网络电话设置工具-telephone network configuration tool

sip开源协议 sip开源协议-sip protocol sip open source open-source agreement

DirectShow的实时视频传输实现方法

本源码主要是h.323的协议栈，对进行voip开发人员会有很好的帮助，本开还有rtp和sip协议栈的源码，有需要可以联系-The source is mainly H.323 protocol stack, the conduct of voip developers have a very good help, there is the open rtp and sip protocol stack source code, there is a need can contact

2003年最新版ITU-T H.323协议全文，为H.323IP电话系统开发工作提供最权威、最直接的指导。-2003 the latest version of the ITU-T H.323 transcript of H.323IP telephone systems development work to provide the most authoritative and most direct guidance.

ip电话软件speakfs 7.2版本，GSM, ADPCM, LPC, and LPC-10压缩和多种加密算法-ip phone software speakfs 7.2 version, GSM, ADPCM, LPC, and LPC-10 compression and a variety of encryption algorithm

简单的局域网中用的IP电话程序-A simple IP phone program which used in LAN network