GR 1087 CORE : ISSUE 2

Preface
1 Introduction
    1.1 Requirements Approach
    1.2 Scope
    1.3 Usage Measurement Process Model
    1.4 Implementation Considerations
    1.5 Relation to Other Requirements Documents
    1.6 Major Changes Since TR-NWT-001087, Issue 2
    1.7 Organization of Document
    1.8 Requirements Terminology
    1.9 Requirement Labeling Conventions
          1.9.1 Numbering of Requirement and Related Objects
          1.9.2 Requirement, Conditional Requirement and
                  Objective Object Identification
2 CCS Usage Measurement Functionality
    2.1 Usage Measurement Generation
          2.1.1 Generation Criteria
                  2.1.1.1 Generation Criteria for ISUP
                           Messages
                  2.1.1.2 Generation Criteria for SCCP
                           Messages
                  2.1.1.3 CCS Messages Not Passing
                           Generation Criteria
          2.1.2 Required Data Elements
                  2.1.2.1 Signaling Link Set Identifier
                  2.1.2.2 Generation Criteria for SCCP
                           Messages
                  2.1.2.3 Terminating Network Address
                  2.1.2.4 CCS Service Information
                  2.1.2.5 CCS Parameter Information
                  2.1.2.6 Message Category
                  2.1.2.7 Message Type
                  2.1.2.8 Message Direction
                  2.1.2.9 Octet Count
                  2.1.2.10 Time
                  2.1.2.11 Date
                  2.1.2.12 Data Element Summary
                  2.1.2.13 Processing When Data Element Values
                           Are Unavailable
    2.2 Usage Measurement Aggregation and Detailed Usage
          Processing
          2.2.1 Usage Measurement Aggregation
                  2.2.1.1 Aggregation Groupings
                  2.2.1.2 Aggregation Periods
                  2.2.1.3 Closing Aggregation Groupings
                  2.2.1.4 Aggregation-Related Thresholds
          2.2.2 Detailed Usage Processing
    2.3 BAF Record Formatting
    2.4 BAF Record Transmitting
3 Performance
    3.1 Reliability and Quality
          3.1.1 Downtime
          3.1.2 Data Loss and Inaccuracy
    3.2 Impacts on STP Routing
    3.3 Audit Usage Measurements
          3.3.1 CCS-Message Hourly Audit Counts
          3.3.2 CCS-Aggregate-Record Audit Counts
    3.4 Timing Requirements
    3.5 Testing Prior to Equipment Delivery
4 Operations
    4.1 Operations Interfaces
    4.2 Memory Administration
          4.2.1 Information Storage
          4.2.2 LEC-Settable Parameters
                  4.2.2.1 Parameter Specifications
                  4.2.2.2 Operations Commands
          4.2.3 Date and Time Changes
          4.2.4 CCS Parameter Identification Table
    4.3 Maintenance
5 Supplier Support
References
Glossary
List of Figures
1-1 CCS Network Interconnection Illustration
1-2 Illustration of Service-Related Processing
1-3 CCS Usage Measurement Process Model
2-1 Example of Creating and Updating an Aggregation
      Grouping
2-2 Data flows for the Formatting Functionality
2-3 Formatting a CCS Aggregate BAF Record
4-1 Proposed Architecture for CCS Usage Measurement
      Functionality and the Operations Interfaces
List of Tables
2-1 Applicable Data Items for SCCP Unitdata and ISUP
      Messages
4-1 Requirements for LEC-Settable Parameters