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1 前言 接入网(又称用户接入网)作为本地交换机与用户之间的连接系统在电信网中占有重要的地位,不仅投资比重大,而且直接关系到当前和未来业务的发展与网络资源的配置,近几年引起了人们的高度重视,其发展也越来越迫切。本文将介绍接入网的总体概念、接入网的定义及接入网中应用的一些技术。主要内容参照有关技术规定。
1 Introduction Access network (also known as user access network) as a local switch and the connection between users occupy an important position in the telecommunications network, not only a large proportion of investment, and is directly related to the current and future business development and network resources The configuration has aroused people’s attention in recent years and its development has become more and more urgent. This article describes the general concept of access networks, the definition of access networks and some of the technologies used in access networks. The main content with reference to the relevant technical regulations.