电子商务活动无疑大大增加了互联网上的信息传输量。两家著名的Internet统计公司——Internet Profiles和Media Metrix在最近的研究中发现,去年通过Web销售产品和服务的站点被访问和查看的次数上升了500％。网上大量数据的传输对以网络带宽为代表的网络特性提出了越来越高的要求,网络设备的陈旧和网络管理软件的落后已逐渐成为电子商务活动发展的瓶颈。 这一矛盾在我国的电子商务活动的发展过程中尤为突出。现阶段我国的网 E-commerce activities undoubtedly greatly increase the amount of information transmitted over the Internet. In a recent study, Internet Profiles and Media Metrix, two prominent internet statistic companies, found that the number of sites visited to sell their products and services over the Web last year was up 500%. The transmission of large amount of data on the Internet has put forward higher and higher requirements on the network characteristics represented by the network bandwidth. The obsolescence of the network equipment and the backwardness of the network management software have gradually become the bottleneck of the development of e-commerce activities. This contradiction is particularly prominent in the development of e-commerce activities in our country. At this stage of our network