STUN演示程序,可以穿过绝大多数防火墙NAT等.演示实际应用中的VOIP上UDP通信体系-STUN demo program, across the vast majority of other NAT firewall. demonstrated practical application of VoIP on UDP communications system

网络电话 C++程序 -VoIP C++ program. . . . . . . . . . . . .

很好的IP网络电话控制程序（并能够调节音量大小），生成的DLL文件，方便用户调用开发更高级的网络语音通信控制程序。用VC++6.0开发环境，适合初步学习vc网络通讯编程的人参考，-A very good IP Internet phone control program (and be able to adjust the volume size), the generated DLL file, user-friendly call to develop more advanced netwo

一个多播的聊天程序，运行多个实例，然后加入同一个组即可聊天。网络电话例程。-A multicast chat program, run multiple instances, then you can join a group chat with. VoIP routine.