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随着IPTV等宽带视频业务的迅速发展,运营商原有宽带网络质量已无法满足业务需求,亟待对宽带网络质量进行评估与改进。文章阐述宽带网络质量评估与改进的背景和目标,介绍宽带网络的现状,分析接入网各接入场景下接入能力并得出结论,探讨宽带网络的带宽动态管控措施,最后给出IPTV网络质量提升的手段。
With the rapid development of broadband video services such as IPTV, the quality of original broadband networks of operators has been unable to meet the business needs and the quality of broadband networks needs to be evaluated and improved. This article describes the background and objectives of broadband network quality assessment and improvement, introduces the status quo of broadband networks, analyzes the access capabilities of access networks under various access scenarios and draws conclusions, explores the bandwidth management and control measures of broadband networks, and finally gives the IPTV network Quality improvement means.