摘要
数据通信的网络建设工程包括两个主要内容:第一,构建数据交换网络。第二,协助数据用户实现联网。本文仅涉及第二部分内容,协助用户解决各种联网问题是网络获得承认并发挥作用的关键。
Network construction of digital communication includes two main parts.First, construction of digital exchange network;second,assistance in realization of data users' connection to the network.This article only deals with the second part,that the key work to do for a network to get authorized and play its role is to assist users in solving various networking problems.
