Intellectual Property Rights
Foreword
Introduction
1 Scope
2 References
   2.1 Normative references
   2.2 Informative references
3 Definitions
   3.1 Corporate telecommunication Network (CN)
   3.2 Domain
   3.3 Enterprise network
   3.4 Home server
   3.5 Transport service provider (TSP)
   3.6 Medium
   3.7 Next Generation CN (NGCN)
   3.8 Next Generation Network (NGN)
   3.9 Private network traffic
   3.10 Public network traffic
   3.11 Roaming
   3.12 Roaming hub
   3.13 Session service provider (SSP)
   3.14 SIP intermediary
4 Abbreviations
5 Background
6 General concepts
   6.1 Basic communication architecture
   6.2 Session level architecture
   6.3 Domains
   6.4 Mobility
   6.5 The hosting concept
   6.6 Private network traffic and public network traffic
   6.7 Other technical considerations
7 Scenarios for session-based communications
   7.1 Session-based intra-domain communications
   7.2 Session-based inter-domain communications within a single
        enterprise network
   7.3 Session-based communication between two enterprises
   7.4 Session-based communication with users of public networks
   7.5 Session-based roaming
8 NGN considerations
   8.1 Summary of scenarios involving NGN
   8.2 Interfacing NGCN to NGN
9 Application considerations
10 Current standards and standardization efforts
   10.1 IETF Real-time Applications and Infrastructure (RAI) area
   10.2 SIP Forum
   10.3 ETSI TISPAN
   10.4 3GPP
   10.5 ITU-T Study Group 13
History