Peer-to-Peer Networking The Past and Future of the Internet d Jeff doyle IPv6 Solutions Manager jeff@juniper.net Juniper NETWORKS
1 Jeff Doyle IPv6 Solutions Manager jeff@juniper.net Peer-to-Peer Networking: The Past and Future of the Internet
What is Peer-to-Peer(P2P)? P2P: The sharing of computer resources and services by direct exchange between systems. P2P Working Group this is one of the characteristics of the early Internet Juniper our Net
2 What is Peer-to-Peer (P2P)? P2P: The s haring of computer resources and services by direct exchange between systems.* * P2P Working Gro u p …this is one of the characteristics of the early Internet
What Happened? The Internet has evolved into a services in the Midd|e” model nformation and services flow primarily toward the user Contributing factors Commercial interests Consumer Consumer Legacy of low-powered PCs nat breaks network SERVICES transparency Consumer Consumer Consumer Consumer Consumer Juniper hornEt
3 What Happened? • The Internet has evolved into a “Services in the Middle” model • Information and services flow primarily toward the user • Contributing factors: • Commercial interests • Legacy of low-pow ered PCs • NAT breaks network transparency Consumer Consumer Consumer Consumer Consumer Consumer SERVICES Consumer
The Lessons of Napster Napster led the way User driven Intelligent application of client/server and peer-to-peer Simple model made unnecessarily complex by dynamic IP issues napster Juniper our Net
4 The Lessons of Napster • Napster led the way • User driven • Intelligent application of client/server and peer-to-peer • Simple model made unnecessarily complex by dynamic IP issues
The Lessons of Napster But peer-to-peer is about more than sharing music files (legally or otherwise) Peer-to-peer might re-shape the way we do business P2P currently seen as a threat to entertainment industry and other producers of copyrighted material a new business model is required Juniper our Net
5 The Lessons of Napster • But peer-to-peer is about more than sharing music files (legally or otherwise) • Peer-to-peer might re-shape the way we do business • P2P currently seen as a threat to entertainment industry and other producers of copyrighted material • A new business model is required