摘要
有线电视的发展已从单一传输电视信号拓展到传输视频、语音、数据等多种业务信号,现在许多有线电视运营商已经对现有HFC网络进行双向改造,在双向网络改造中考虑怎样承载多种业务,能够使各种业务顺利开展,接入网VLAN划分成为关键问题,介绍广电多业务VLAN规划。
The CATV is extended to video transmitting,voice transmitting,data transmitting from only transmitting television signal.Now most of television operators have performed two-way transformation on the HFC network,considering providing more and more operations at the net rebuilding and have the operation proceed smoothly,so the key is how to divide the access network of VLAN.This paper also discusses the program of cable modem service of VLAN.
出处
《中国有线电视》
2011年第5期613-615,共3页
China Digital Cable TV
