【摘要】 ＬＬＣ类型３操作提供的是有确认无连接服务，它以最小的协议复杂性确保数据可靠传输。由于其速度快、开销小等优点，在ｍｉｎｉＭＡＰ中得到实际应用。本文首先介绍类型３协议的功能、特性及类型３操作的服务规范。然后讨论ＬＬＣ３通信平台的结构，所采用的技术以及平台的应用前景。更多还原

【Abstract】 Type 3 operation provides an acknowledged connectionless service. It is the simplest protocol for passing a reliable stream of PDUs. With the advantage of high speed andsmall expenses, type 3 operation finds practical application in miniMAP. This paper givesfirst an account of the characteristics and functions this operation and specifications of itsservice, and then makes a disscussion of the structure of LLC 3 framework, the techniquesused there in, and the prospect of its application.更多还原