新一代高速气象卫星数据通讯协议，支持高速云图发送以及JPEG压缩编码。和最新的风云系列格式基本一致。-Global Specification for Low Rate and High Rate Information Transmission (LRIT/HRIT) [AD.1] has been agreed by the Co-ordination Group for Meteorological A Satellites (CGMS). The global specifica

OSI七层模型图(NAI)，对需要了解网络协议的人有一定帮助-OSI seven layer model diagram