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广东有线视讯宽带网是全国首家基于有线电视网实现多媒体宽带信息服务的数据网络平台,目前已成为以广州市区“ATM+750MHzHFC”网为市内传输平台,以基于2.5G SDH的宽带IP或ATM骨干网为全省传输平台,以Cable Modem或“视讯通”全功能数字机顶盒为用户终端接入设备的高速宽带综合信息网。它以其独有的宽带特性突破了电话线带宽的局限,使本地因特网的传输速度提高了上百
Guangdong Wired Video Broadband Network is the first data network platform in China to realize multimedia broadband information service based on cable television network. It has become the city transmission platform based on Guangzhou city’s “ATM + 750MHzHFC” network and is based on 2.5G SDH Broadband IP or ATM backbone network for the province transmission platform to Cable Modem or “video communications ” full-featured digital set-top box for the user terminal access equipment, high-speed broadband integrated information network. With its unique broadband characteristics, it breaks the limitation of the telephone line bandwidth and improves the transmission speed of the local Internet by hundreds