高带宽业务需求与宽带网络的演进

High-Bandwidth Broadband Service Requirements and the Evolution of Broadband Network

文章首先分析了中国、国外宽带接入的发展现状,然后分析各种宽带业务对网络带宽的要求,并结合公众客户、政企客户的带宽需求,对目前主要的固网宽带接入技术进行了分析与比较,指出带宽需求与网络能力的辩证关系;提出网络能力应适度超前用户的带宽需求;最后总结了推动宽带发展的思路。

This paper introduces the domestic and foreign development status of broadband access,then analyzes the network bandwidth requirements of broadband services.Public customer,government,and enterprise bandwidth requirements are considered,and current major fixed-line broadband access technologies are analyzed and compared.The dialectical relationship between bandwidth needs and network capacity are then detailed,and it is proposed that network capacity be appropriately ahead of the user＇s bandwidth needs.Finally,this paper highlights the importance of promoting broadband development.