LEGITIMATE APPLICATIONS OF PEER-TO-PEER NETWORKS -- CONTENTS -- Preface -- Who Will Benefit from This Book? -- Who Is This Book Not For? -- Organization of the Book -- 1 The Peer-to-Peer Architecture -- 1.1 Distributed Applications -- 1.1.1 A Distributed Computing Example -- 1.1.2 Client-Server Architecture -- 1.1.3 Peer-to-Peer Architecture -- 1.2 The Peer-to-Peer Software Structure -- 1.2.1 Base Overlay Layer -- 1.2.2 Middleware Functions -- 1.2.3 Application Layer -- 1.3 Comparison of Architectures -- 1.3.1 Ease of Development -- 1.3.2 Manageability -- 1.3.3 Scalability -- 1.3.4 Administrative Domains -- 1.3.5 Security -- 1.3.6 Reliability -- 2 Peer Discovery and Overlay Formation -- 2.1 Discovery -- 2.1.1 Static Configuration -- 2.1.2 Centralized Directory -- 2.1.3 Using the Domain Name Service -- 2.1.4 Member Propagation Techniques with Initial Member Discovery -- 2.1.4.1 Member Propagation with Full Member List -- 2.1.4.2 Member Propagation with Partial Member List -- 2.1.4.3 Member Propagation with a Hint Server -- 2.2 Overlay Formation -- 2.2.1 Creating an Overlay Link -- 2.2.1.1 Communicating Across Firewalls -- 2.2.1.2 Communicating Across Two Firewalls -- 2.3 Topology Selection -- 2.3.1 Random Mesh Formation -- 2.3.2 Tiered Formation -- 2.3.3 Ordered Lattices -- 3 Application-Layer Multicast -- 3.1 General Multicast Techniques -- 3.1.1 Group Addressing -- 3.1.2 Group Maintenance -- 3.1.3 Message Forwarding Scheme -- 3.1.4 Multicast Routing -- 3.1.5 Secure Multicast -- 3.1.6 Reliable Multicast -- 3.1.7 Multicast Flow and Congestion Control -- 3.2 Network-Layer Multicast-IP Multicast -- 3.2.1 Problems with IP-Layer Multicast -- 3.3 Application-Layer Multicast -- 3.3.1 Broadcast Mechanisms in Peer-to-Peer Networks -- 3.3.2 Multicast in Peer-to-Peer Overlays -- 4 File-Sharing Applications -- 4.1 File-Sharing Overview.

4.1.1 Disk Space Management -- 4.1.2 File Indexing -- 4.1.3 File Search/Retrieval -- 4.1.4 Access Control and Security -- 4.1.5 Anonymous File Retrieval -- 4.1.6 Search Acceleration Techniques -- 4.1.7 Digital Rights Management -- 4.2 Usage of File-Sharing Applications -- 4.2.1 Limitations of File-Sharing Applications -- 4.3 Preventing Unauthorized File Sharing -- 4.3.1 Firewall-Based Techniques -- 4.3.2 Asset Inventory -- 4.3.3 Port Scanning -- 4.3.4 Usage-Based Rate Control -- 4.3.5 Malicious Participation -- 5 File Storage Service -- 5.1 Handle Management -- 5.2 Retrieving Files with Handles -- 5.2.1 Circular Ring Routing -- 5.2.2 Plaxton Scheme -- 5.2.3 CAN Routing Algorithm -- 5.2.4 Modified Network Routing Schemes -- 5.2.5 Modified Broadcast -- 5.3 Miscellaneous Functions -- 5.3.1 Access Control -- 5.3.2 Availability and Reliability -- 5.4 Usage Scenarios -- 5.4.1 Distributed File Systems -- 5.4.2 Anonymous Publishing -- 6 Data Backup Service -- 6.1 The Traditional Data Management System -- 6.2 The Peer-to-Peer Data Management System -- 6.2.1 The Backup/Restore Manager -- 6.2.2 The Peer Searcher -- 6.2.3 The File Searcher -- 6.2.4 The Properties Manager -- 6.2.5 The Data Manager -- 6.2.6 The Schedule Manager -- 6.3 Security Issues -- 6.4 Hybrid Data Management Approach -- 6.5 Feasibility of Peer-to-Peer Data Backup Service -- 7 Peer-to-Peer Directory System -- 7.1 LDAP Directory Servers -- 7.2 Why Use Peer-to-Peer Directories? -- 7.3 A Peer-to-Peer Directory System -- 7.3.1 Schema Maintenance -- 7.3.2 Operation Processing -- 7.3.2.1 Local Placement of Records -- 7.3.2.2 Name Space Partitioning -- 7.3.3 Access Management -- 7.4 Example Applications of Peer-to-Peer Directory -- 8 Publish-Subscribe Middleware -- 8.1 Overview of Publish-Subscribe Systems -- 8.2 Server-Centric Publish-Subscribe Services -- 8.3 Peer-to-Peer Publish-Subscribe Services.

8.3.1 Broadcast Scheme -- 8.3.2 Multicast Group Approach -- 8.4 Comparison of Approaches -- 8.5 Example Application -- 9 Collaborative Applications -- 9.1 General Issues -- 9.2 Instant Messaging -- 9.3 IP Telephony -- 9.4 Shared Collaboration Databases -- 9.5 Collaborative Content Hosting -- 9.6 Anonymous Web Surfing -- 10 Related Topics -- 10.1 Legacy Peer-to-Peer Applications -- 10.2 Grid Computing -- References -- Index.