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拨号上网由于其简易性和低价位,使用模拟调制解调器通过普通电话线上网仍然是中小企业、大公司的分支机构及个人用户的首选远程联网方式。这种方式所需的设备有个人用户端的调制解调器、办公室用户的调制解调器池和远程访问服务器。在过去的几年里,调制解调器的速度从9.6Kbps发展到56Kbps。3Com公司Sportster系列台式Modem和Megahertz笔记本电脑用Modem是个人用户的理想选择。3Com公司的NETserver系列(16口和8口)远程访问服务器集Modem池、远程访问和路由于一身,与
Dial-up Internet Because of its simplicity and low cost, using an analog modem over an ordinary telephone line is still the preferred remote networking option for small and medium-sized businesses, branch offices of large corporations, and individual users. The devices required for this approach are a modem for the personal user, a modem pool for the office user, and a remote access server. In the past few years, the modem speed from 9.6Kbps to 56Kbps. The 3Com Sportster Series Desktop Modem and Megahertz Laptop Modem are ideal for individual users. 3Com’s NETserver series (16 and 8) remote access server set Modem pool, remote access and routing in one, and