Foreword
1 Purpose and Scope
2 References and Related Standards
3 Definitions
4 Protocol Model
5 Identifiers
6 Timers and Lack of Activity
7 Abstract Data Structures
8 Protocol Procedures
9 Mappings to Lower Layer Protocols
Appendix A: XML Schema
Appendix B: NetRef "info" URIs
Appendix C: Question/Answer Transaction Protocol Use
Cases
Appendix D: Functional Model and Topology