Local Number Portability (LNP) Capability Specification: Service Provider Portability

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1 Issue 3 November 1997 LNP Capability Specification: Service Provider Portability Local Number Portability (LNP) Capability Specification: Service Provider Portability Preface...Preface 1 1. Introduction Purpose and Scope Assumptions Background/Terminology Requirements Terminology Requirement Labeling Conventions Numbering of Requirement and Related Objects Requirement, Conditional Requirement, and Objective Object Identification Major Changes from GR-2936-CORE, Issue User Perspective Users With Ported Numbers Users Without Ported Numbers Service Provider Perspective (Network Provider) Switch Feature Requirements Switch Call Processing Requirements Non LNP-Capable Originating Switch LNP-Capable Originating Switch Intermediate Switch Recipient Switch Donor Switch AIN Call Processing Requirements (Includes Switch Procedures and TCAP Messages) Originating End-Office SSP Detection of LNP Calls Processing an LNP Database Query LNP Database Response Processing Intermediate SSP Detection of LNP Calls Processing an LNP Database Query LNP Database Response Processing Donor Switch QoR Call Processing Changes to Section 4.3, Since Issue Detection of a QoR Call QoR Call Processing at the Initiating Switch QoR at the Intermediate Switch v

2 LNP Capability Specification: Service Provider Portability Issue 3 November QoR at the Donor Switch QoR Feature Interaction QoR Traffic Measurements Portability With Rate Center Change Feature Interactions AIN AIN Feature Interactions at a Tandem Switch AIN Feature Interactions at the Recipient Switch CLASS and ISDN Features TR-NWT Calling Number Delivery TR-NWT Calling Name TR-NWT Automatic Callback (AC) TR-NWT Automatic Recall (AR) TR-NWT Calling Identity Delivery on Call Waiting (CIDCW) GR-416-CORE - Call Waiting Deluxe (CWD) TR-TSY Customer Originated Trace (COT) TR-NWT Screening List Editing (SLE) TR-NWT Anonymous Call Rejection (ACR) GR-1517-CORE - Outside Calling Area Alerting (OCAA) TR-NWT Simplified Message Desk Interface (SMDI) TR-TSY ISDN Access Call Control Switching and Signaling Requirements TR-TSY ISDN Calling Number Identity Services (I-CNIS) TR-TSY ISDN Automatic Callback (ACB-I) GR-866-CORE - ISDN Message Services Generic Requirements OSS Switch-Based Features Call Forwarding (CF) Message Desk Service (MDS) / Voice Mail Service (Intraswitch) Abbreviated Dialing (Non-Business Group) (Speed Dialing, Speed Calling) Call Waiting (CW) Flexible Calling (Multiway, Call Transfer, and Call Hold) Call Pickup (CPU) Deny Origination (DO) / Deny Termination (DT) Series Completion (SC) Business Group (BG) -- Centrex Multi-Line Hunt Groups (MLHGs) and Hunt-Based Services Packet Services vi

3 Issue 3 November 1997 LNP Capability Specification: Service Provider Portability Special Codes and Service Access Codes (SACs) Coin Lines / Hotel-Motel Lines / Multi-Party Lines Transmission Administration LRN Administration AIN SSP Trigger Administration Extensions to AIN SSP Trigger Administration Functions Extensions to the AIN SSP Memory Administration Interface QoR Switch Provisioning Memory Administration (Configuration Management) SSP Memory Administration Functions Ported-Out Line Designation Memory Administration Operational Measurements for LNP Maintenance AMA Usage Measurements/ Recording Scope of AMA Requirements Generation of AMA at the Originating Switch Originating Switch Launches an LNP Query Originating Switch Is the Recipient Switch Originating Exchange Access Originating Switch Does Not Query - Additional Call Scenarios Calls From Ported Numbers Generation of AMA at the Originating Intermediate Switch Originating Intermediate Switch Launches an LNP Query Originating Exchange Access LRN Is Received in Incoming Signaling Originating Intermediate Switch Does Not Query - Additional Call Scenario Generation of AMA at the Donor Switch Donor Switch Launches an LNP Query Last Resort AMA - Interconnecting Networks Donor Switch Does Not Query - QoR Routing Attempt Generation of AMA at the Recipient Switch LRN Is Received in Incoming Signaling Called Party Number Received in Signaling at Recipient Switch Generation of AMA at the Terminating Intermediate Switch Terminating Intermediate Switch Launches an LNP Query Terminating Intermediate Switch Does Not Query vii

4 LNP Capability Specification: Service Provider Portability Issue 3 November Terminating Intermediate Switch Receives an LRN Terminating Intermediate Switch Receives a QoR Routing Attempt Terminating Intermediate Switch Initiates QoR Populating the LNP Core Module for LNP Queries Connecting Network Access Recording Option Population of the LNP Core Module for CNAT AMA Miscellaneous AMA Requirements Network Management Operator Services System (OSS) Requirements Dialed Alternately Billed Calls and 0- Operator Handled Calls LIDB Queries OLNS Queries LNP Query Processing at the OSS on the Called Number LNP Response Processing at the OSS on the CalledPartyID Parameter LNP Processing for 1+ Coin, Hotel/Motel, and Multi-Party Calls Busy Line Verification Call Completion for Directory Assistance and Intercept Query on Release at the OSS OSS Call Processing for LNP with Rate Center Change Call Rating and AMA Usage Measurements/Recording OSS AMA Recording Generation of the LNP Module Call Rating for LSPP Signaling Requirements ISDNUP Call Origination in a Portability Environment Call Setup Signaling Prior to LNP Query Signaling to an LNP-Capable Tandem Switch Signaling to an Intermediate Network Call Setup Signaling After LNP Query Abnormal Events QoR Capability Formats and Coding Local Service Provider Portability Query on Release Routing of TCAP Messages Routing of TCAP Messages in Support of LNP Call Setup Routing of TCAP Messages to Support Vertical Service Operation in an LNP Environment Message Relay Involving 6-Digit GTAs viii

5 Issue 3 November 1997 LNP Capability Specification: Service Provider Portability Availability, Performance, and Capacity Requirements for Message Relay System Signaling Interface/Interconnection SS7 Network Interconnection Network Interface for Call Setup ISDNUP Implications of LNP for Internetwork Call Setup Internetwork LNP Query/Response Traffic - SCCP/ TCAP Implications of LNP Network Interface for CLASS Services Network Impacts LNP Interactions with E Security Network Security Architecture Switches SCP SMS Audit Trails Lawful Intercept Service Provider Trap and Trace Security of Operations Systems (OSs) Appendix A: Accounting for Donor Network Queries... A 1 A.1 Potential Strategies... A 1 A.1.1 Basis for Recording Donor Network Queries... A 1 A.1.2 Location of Querying Switch within Network Arrangement... A 2 A.2 Summary of Alternatives... A 4 Appendix B: Flow Diagrams... B 1 Appendix C: Call Flows... C 1 Appendix D: Query on Release (QoR)... D 1 D.1 QoR Call Processing... D 1 D.1.1 QoR at Initiating Switch... D 2 D Detection of a QoR Call... D 2 D QoR Call Processing at the InItiating Switch... D 3 D.1.2 QoR at the Intermediate Switch... D 5 D.1.3 QoR at the Donor Switch... D 6 D.1.4 QoR Feature Interaction... D 7 D Call Forwarding (CF)... D 7 D Deny Origination (DO) / Deny Termination (DT)...D 8 D.1.5 QoR Traffic Measurements... D 8 D.2 Administration... D 9 D.2.1 AIN Trigger Administration... D 9 D Extensions to AIN SSP Trigger Administration Functions... D 9 ix

6 LNP Capability Specification: Service Provider Portability Issue 3 November 1997 D Extensions to the AIN SSP Memory Administration Interface... D 9 D.2.2 QoR Switch Provisioning... D 10 D Memory Administration (Configuration Management)... D 10 D SSP Memory Administration Functions... D 10 D.3 AMA Usage Measurements/Recordings... D 11 D.3.1 Generation of AMA at the Originating Switch... D 11 D Originating Switch Launches an LNP Query...D 11 D.3.2 Generation of AMA at the Originating Intermediate Switch... D 11 D Originating Intermediate Switch Launches an LNP Query... D 11 D.3.3 Generation of AMA at the Donor Switch... D 12 D Donor Switch Does Not Query - QoR Routing Attempt... D 12 D.3.4 Generation of AMA at the Terminating Intermediate Switch. D 12 D Terminating Intermediate Switch Receives a QoR Routing Attempt... D 12 D Terminating Intermediate Switch Initiates QoR... D 14 D.4 OSS Requirements... D 15 D.4.1 QoR at the OSS... D 15 D.4.2 Call Rating and AMA Usage Measurements/Recording... D 16 D Generation of the LNP Module... D 16 D.5 Signaling Requirements... D 16 D.5.1 QoR Capability... D 16 D.5.2 Formats and Coding... D 17 D Cause Indicators... D 17 D Forward Call Indicators... D 17 D.6 Signaling Interface/Interconnection... D 18 D.6.1 Network Interface for Call Setup... D 18 D D Originating Network to Terminating Network or Intermediate Network... D 18 Network Interface, Intermediate Network to Terminating Network... D 19 References... References 1 Acronyms... Acronyms 1 Glossary...Glossary 1 Requirement-Object Index... ROI 1 x

7 Issue 3 November 1997 LNP Capability Specification: Service Provider Portability List of Figures List of Figures Figures Figure 4-1 Test Call Mechanism Figure 4-2 Query Status Indicators for Successful LNP Queries Figure 4-3 Query Status Indicators for Unsuccessful LNP Queries Figure 6-1 LNP Model - Three Network Configuration Figure 6-2 LNP Model - Two Network Configuration Figure A-1 Direct vs. Indirect Interconnection... A 2 Figure A-2 Network Arrangements Involving an Intermediate Carrier Figure A-3 (IXC/2PIC)... A 3 Network Arrangements Involving Delivery of Call to LEC from Originating Network (CLEC, WSP)... A 3 Figure B-1 Originating LNP Switch - No Rate Center Change... B 2 Figure B-1 Originating LNP Switch - No Rate Center Change (Continued)... B 3 Figure B-1 Originating LNP Switch - No Rate Center Change (Continued)... B 4 Figure B-1 Originating LNP Switch - No Rate Center Change (Continued)... B 5 Figure B-2 Operator Services System - No Rate Center Change... B 6 Figure B-2 Operator Services System - No Rate Center Change (Continued).. B 7 Figure B-2 Operator Services System - No Rate Center Change (Continued).. B 8 Figure B-2 Operator Services System - No Rate Center Change (Continued).. B 9 Figure B-3 Recipient Switch - No Rate Center Change... B 10 Figure C-1 Call Delivery - Originating Switch Query... C 2 Figure C-2 Figure C-3 Call Delivery for Non-Ported Number - Originating Switch Query... C 4 Call Delivery/Intra-Switch Ported Number - Originating Switch Query... C 5 Figure C-4 Call Delivery - Originating Network Query (at Tandem Switch)... C 6 Figure C-5 Call Delivery - N-1 Network Query... C 7 xi

8 LNP Capability Specification: Service Provider Portability Issue 3 List of Tables November 1997 List of Tables Tables Table 4-1 BAF Structure Code 0001 for Call Type Code Table 4-2 BAF Structure Code 0500 for Call Type Code Table 4-3 BAF Structure Code 0625 for Call Type Code Table 4-4 BAF Structure Code 0625 for Call Type Code Table 6-1 Mapping of Sections to Affected Sections in GR-905-CORE Table A-1 Call Routing Scenarios for Figures A-2 and A-3... A 3 Table A-2 Summary of Alternatives... A 4 Table 4-1 BAF Structure Code 0001 for Call Type Code ROL 32 Table 4-2 BAF Structure Code 0500 for Call Type Code ROL 33 Table 4-3 BAF Structure Code 0625 for Call Type Code ROL 40 Table 4-4 BAF Structure Code 0625 for Call Type Code ROL 52 xii

GR 1129 CORE AINGR: Switch - Intelligent Peripheral Interface (IPI) Contents

GR 1129 CORE AINGR: Switch - Intelligent Peripheral Interface (IPI) Contents Issue 8, November 2003 AINGR: Switch - Intelligent Peripheral Interface (IPI) Preface...Preface 1 1. Introduction... 1 1 1.1 Purpose and Scope... 1 1 1.2 Relationship to Other Telcordia AIN GRs and ITU-T