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Explore the exponential growth of VoIP traffic and the innovative Audacity T2 platform by Netergy for seamless deployment in LAN environments. Enhance networked multimedia, control traffic, and reduce delay variations with this cutting-edge solution. Attend insightful sessions by experts at Stanford's VoIPA Show-and-Tell event.
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Netergy - Stanford - VoIPA Show-and-Tell After the First 12 Month Niko Färber, Yi Liang, Mack Hashemi Bernd Girod, Balaji Prabhakar
Growth in VoIP Traffic • VoIP is one of the fastest-growing technologies in communications • 900% 1998-1999 • 5000% 1999-2004 2004 135 billion minutes 1999 2.7 billion minutes 1998 310 million minutes Source: IEEE Spectrum, May 2000
IP Phone T2 • Use Netergy’s Audacity T2 as platform for VoIP deployment Scenario LAN Host • Legacy LANs often do not support priority queuing mechanisms • DiffServ in Internet backbone is still evolving S R WAN ... VoIP has to deal with best-effort service of IP
Netergy Networks’ Audacity T2 • Highly integrated OEM solution • Single chip, minimal extension components • Two Ethernet ports • Local PC • Network • Audio functionality • G.711, G.72x • Echo cancellation • Comfort noise • VoIP software stacks • H.323 • MGCP • SIP Source: www.netergynet.com
Make Application Network friendly Make Network Application friendly exploit interactions, strength, weaknesses Networked Multimedia • Signal Processing • Improve tolerance todelay variations and loss • Adaptive playout • Loss concealment best-effort VoIP • Networking • Control traffic on LANto reduce delay variationsand loss • Reduced TCP window size
Agenda 10:30 Welcome 10:45 Niko FärberReduced TCP Window Size for VoIP in Legacy LAN Environments 11:30 Yi LiangAdaptive Playout Scheduling Using Time-Scale Modification 12:30 Lunch at Faculty Club 13:30 Mack HashemiNetergy Network’s Perspective, Open Issues, and Future Work 14:30 End