说明：  c++网络编程vol2,ACE的好书,ACE是一个开放源代码框家,为开发高性能,分布式实时和嵌入式系统提供许多组件和模式
(c network programming vol2, ACE books, ACE is an open-source frame home, for the development of high-performance, distributed real-time and embedded systems and components for many models)