首页|Proactive Interest Adaptation and Content Caching for Adaptive Bit-Rate Video Streaming Over NDN
Proactive Interest Adaptation and Content Caching for Adaptive Bit-Rate Video Streaming Over NDN
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Named Data Networking (NDN) has been recently introduced as a new network architecture。 The implementation of adaptive bit-rate video streaming on NDN is one of the most challenging tasks。 The in-network caching feature of NDN could mislead a consumer to overestimate the end-to-end throughput for the next video segment。 In this paper, we propose a strategy for more efficient rate adaptation by allowing Interest message adaptation in a hop-by-hop fashion。 Moreover, the proactive content caching is designed to be utilized on the related router when a bottleneck on the transmission path was detected。 The experiments using NDN-JS and DASH-JS demonstrate that our proposed solution provides better average stream bit-rate than the traditional rate adaptation method。 Also, the link bandwidth consumption for video data transmission using the proposed scheme could be reduced efficiently。