在基于以太网分布式控制系统中，为提高网络通信实时性和稳定性，在多媒体定时器线程中收发数据包。服务器部分采用异步非阻塞式-Ethernet-based distributed control system, in order to improve network communications in real-time and stability, in the multimedia timer thread to send and receive packets. Server part of t