Ken Kerpez

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– This paper discusses service assurance aspects specific to IPTV services and video quality. Classic network monitoring generally assures that each network element, network segment, and sub-network is functioning reliably; and may also encompass routing and reachability across different network domains. IPTV service assurance can encompass much more,(More)
This paper presents a new methodology for calculating the end-to-end (E2E) impact on video quality of multiple stages of de gradation across a multihop network. Using this methodology, the individual degradations of eachstage o f compression and tran smission loss nee d only be known in order to calcul ate the overall E2E impact on video quality. A(More)
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