论信息港及其基本技术

INFORMATION PORT AND ITS BASIC TECHNIQUES

本文以城市为中心的区域性信息基础设施———信息港为对象讨论有关的基本技术。信息港可划分为主干网、接入网、资源网（ 概念网） 和互联设施四部分，本文重点讨论前两部分的基本技术。

This paper is devoted to some important issues concerning the so-called Information Port -- a city-centered area information infrastructure. An Information Port can be formed of four basic components: the Local Backbone Network, Local Access Networks, a Conceptual Resource Network and the Internetworking Equipment. The basic techniques pertinent to the backbone network and access networks are discussed in detail.