Investigating the Scheduling Sensitivity of P2P Video Streaming: An Experimental Study

With the fast penetration of broadband residential accesses, Video-over-IP applications are quickly becoming the new generation "Killer" applications on the Internet. Traditionally, videos are streamed from a server to clients through unicast connections. Due to the unpredictable packet losses, delays and delay jitters inside the "Best-effort" Internet, it is challenging to maintain a continuous video playback on a client. Recently, several ISPs provide IPTV services through the combination of multicast and unicast inside their own private IP networks, such as FiOS of Verizon and U-Verse of AT&T. Content Delivery Networks (CDNs) have also been employed to push video content to the edges of networks, e.g., Youtube.