GR 3112 CORE : ISSUE 5

Preface
1 Introduction
  1.1 Purpose and Scope
  1.2 Target Audience
  1.3 Background
      1.3.1 E9-1-1 Service Description
      1.3.2 Definition of Terms
  1.4 Requirements Terminology
  1.5 Requirement Labeling Conventions
      1.5.1 Numbering of Requirement and Related Objects
      1.5.2 Requirement, Conditional Requirement, and Objective
            Identification
      1.5.3 Requirements in This GR
  1.6 Related Documents
2 Network Interconnection Architectures
  2.1 Interconnection with Originating VoP/NGN-Based Networks
      2.1.1 Routing of 9-1-1 Calls to Appropriate E9-1-1 Tandem
            by NGN
      2.1.2 Routing of Emergency Calls Originating in SIP-Based
            VoP/NGN Networks
      2.1.3 NGN Access to AIN-Based Emergency Services Networks
      2.1.4 Disclosure of Routing and Addressing Information
  2.2 Interconnection with IXC Networks
      2.2.1 Interconnection with ISUP-Based IXC Networks
      2.2.2 Interconnection with SIP-Based IXC Networks
3 Network Interconnection Interface Protocols
  3.1 CCS Interface Protocols Client
      3.1.1 Call Control Interface
      3.1.2 Non-Circuit Related Signaling Using SCCP/TCAP
      3.1.3 Non-Circuit Related Signaling Protocol for Position
            Query
      3.1.4 Abnormal Conditions/Error Handling Related to TCAP
            Interactions
  3.2 SIP Protocol for E9-1-1 Call Setup
      3.2.1 SIP Request Messages Applicable to Emergency Calls
      3.2.2 SIP Response Messages Applicable to Emergency Calls
      3.2.3 SIP Message Headers
      3.2.4 E9-1-1 Call Originating in a SIP-Based Network and
            Terminating in a Company Emergency Services Network
      3.2.5 Transferred E9-1-1 Call Traversing a SIP-Based IXC
            Network
Appendix A: References
Note
To Contact Telcordia Customer Service or to Order Documents
To Order Documents From Within Telcordia (Employees Only)
Appendix B: Acronyms
List of Figures

Describes the interconnection of client company Emergency Services Networks with originating VoP/NGN-based Competitive Local Exchange Carrier (CLEC) and Wireless Service Provider (WSP) network to support pre-Advanced Intelligent Network (AIN) and AIN-based E9-1-1 Service implementations.