宽带城域网技术的探讨

Broadband MAN Technology Study

本文论述了宽带城域网的发展历程和现状，介绍了宽带城域网的业务定位、新技术应用及宽带城域网的骨干层、接入层的网络设备选型等相关的知识，同时对宽带城域网的网络管理和网络安全加以阐述。

This article discusses the history and development of broadband metropolitan area status,introduced the Broadband Network business positioning,new technology and broadband metropolitan area network backbone layer and access layer of network equipment selection and other related knowledge,while Broadband Metropolitan Area Network management and network security to be described.