Peer to Peer (P2P) Networks

Contents

• Synopsis
• Subject Area
• Report Content
• Key Benefits
• Who Should Read this Report?
• Contributors

Executive Summary

• Introduction
• Related Reports
• P2P Market Segmentation
• -Consumer-driven market
• -Commercially-driven market

• Market Overview
• Market Size: Internet Television
• -Substitutional or Incremental?
• -Cautionary Note: Rate of Growth
• Traffic Requirements

• Content Distribution: Why P2P?
• Efficient Use of Network Resources
• Natural Architectural Development
• Impact on ISPs
• -Protocol Weakness 1: Exclusive Focus on Link Performance
• -Protocol Weakness 2: Extreme Use of Upstream Connections
• -ISP Mitigation Strategies

• Commercial P2P CDNs
• Business Requirements
• -Quality and Performance (key stakeholders: all value chain)
• -Central Management Function (key stakeholders: service providers)
• -Content security (key stakeholders: content owner)
• -Traffic Localisation (key stakeholders: network operators)
• Technology: Outline Description
• -Stream Packetisation
• -Peer Selection Algorithims
• -Importance of Upstream Speed
• -Use of Caching Servers: Hybrid P2P
• -Pure P2P Systems
• Protocol Evolution
• -Analogy: Protocol Development in Capacity-constrained Networks
• -P2P

• Key Projects: P4P & P2P Next
• P4P
• Outline
• Operation
• Centralized Tracker
• Specification Status
• Results
• P2P Next
• Primary Application Area: Internet Television
• Open Source
• Localisation Strategy
• Making an Open Model Work