著名的SIP协议栈，为GNU开源项目。通过其提供的API接口，可以轻易开发出基于SIP协议栈的VOIP应用程序。-famous SIP protocol stack for the GNU open source projects. Through its interface with the API, can easily develop SIP-based VoIP protocol stack applications.

此文件为oprofile-0.9.5linux系统安装源文件，oprofile是一个占资源极少的用来检测代码运行状态的工具-OProfile is a system-wide profiler for Linux systems, capable of profiling all running code at low overhead. OProfile is released under the GNU GPL.