SR 3330 : ISSUE 2

Introduction
   1.1 Purpose and Scope
   1.2 Terminology and Key Service Categories
   1.3 Relevant Standards and Bellcore documents
   1.4 Document Organization
2 CRS and PVC Service Description
   2.1 PVC CRS Architectural Overview
   2.2 Cell Relay Service Characteristics and Benefits
   2.3 The UNI
         2.3.1 The CRS User Interface Framework
         2.3.2 The ATM Layer
   2.4 The NNI
   2.5 PVC CRS Subscription Options
   2.6 Exchange Access Service and Network Interconnection
3 SVC Service Description
4 Tabular Summary of Core Features
5 Appendix A Interface Physical and ATM Layers
    5.1 UNI Interfaces
    5.2 The NNI Interfaces
          5.2.1 The B-ICI
          5.2.2 UNI and IISP
6 Appendix B: Connections and Connection Types
    6.1 Virtual Connections
    6.2 UNI Connection Types
    6.3 NNI Connection Types
    6.4 B-ICI Connection Types
7 Appendix C: Communications Configurations
    7.1 Point-to-Point Communication Configurations
    7.2 Point-to-Multipoint Communications Configurations
8 Appendix D: Traffic Types and QoS
    8.1 Service Classes
          8.1.1 Service Class A
          8.1.2 Service Class C
    8.2 Service Categories
          8.2.1 CBR Service Category
          8.2.2 nrt VBR Service Category
          8.2.3 UBR Service Category
          8.2.4 rt VBR Service Category
    8.3 Signaling of Service Category & Conformance
          Definition
9 Appendix E: Cell and Transfer Rates
10 Appendix F: Traffic Parameters and Monitoring
    10.1 CBR Traffic Monitoring
    10.2 nrt VBR Traffic Monitoring
    10.3 UBR Traffic Monitoring
    10.4 UNI and IISP Traffic Management
          10.4.1 The Traffic Monitoring Function
                  10.4.1.1 Peak Cell Rate Traffic Enforcement
                  10.4.1.2 Sustainable Cell Rate
                            Traffic Enforcement
          10.4.2 CBR.A Traffic Monitoring and Control
          10.4.3 rt VBR Traffic Monitoring and Control
          10.4.4 UBR Traffic Monitoring and Control
    10.5 B-ICI Traffic Management
          10.5.1 The Traffic Monitoring Function
          10.5.2 Peak Cell Rate Traffic Enforcement
    10.6 Connection Admission Control for SVCs
11 Appendix G: Capacities
12 Appendix H: Network and Configuration Management
    12.1 Support of OAM Cells
    12.2 Customer Network Management Capability
    12.3 Support of ILMI
13 Appendix I: Performance Objectives and Allocations
    13.1 Overview of Traffic and Performance
    13.2 Priorities and Service Categories
    13.3 Performance Considerations
          13.3.1 UNI-to-UNI Performance Objectives
                  13.3.1.1 Cell Loss Ratio
                  13.3.1.2 Delay Objectives
                            13.3.1.2.1 Cell Transfer Delay
                            13.3.1.2.2 Cell Delay Variation
          13.3.2 UNI-to-NNI Performance Objectives &
                  Network Allocation
                  13.3.2.1 Cell Loss Ratio
                  13.3.2.2 Delay Objectives
14 Appendix J: Network and Service Interworking
    14.1 FR/ATM Network Interworking
    14.2 FR/ATM Service Interworking
    14.3 Circuit Emulation Interworking
15 Appendix K: UNI Connection Control and Signaling
    15.1 Basic UNI 7 SVC Signaling Functionality
    15.2 Additional SVC Signalling Features
          15.2.1 Passing Transparent Parameters
          15.2.2 User to User Signaling
          15.2.3 Carrier Selection for SVCs
16 Appendix L: Inter-Network Connection Control and Signaling
    16.1 The Exchange Access CRS Framework
    16.2 Connections Supported Across NNI
    16.3 B-ICI Support
    16.4 UNI and IISP Support Options for NNI
17 Appendix M: Addressing
    17.1 Address Formats and Signaling
    17.2 Address-Related Capabilities
          17.2.1 Calling Party Number Features
          17.2.2 Subaddressing
          17.2.3 Address screening
18 References
19 Acronyms
List of Figures
2-1 End User Networking Using CRS
2-2 Exchange Access Service
2-3 Interconnecting Networks and End-Customers
2-4 CRS Peer Protocol Relationships
List of Tables
1-1 CRS Core Feature Phases
1-2 CRS Core Feature Service Packages
1-3 Categories for Grouping CRS Core Features
1-4 Correspondence Between Issue 2 and Issue 1 SR Sections
4-1 Core Features Common to All Service Packages (Sheet 1 of 5)
4-1 Core Features Common to All Service Packages (Sheet 2 of 5)
4-1 Core Features Common to All Service Packages (Sheet 3 of 5)
4-1 Core Features Common to All Service Packages (Sheet 4 of 5)
4-1 Core Features Common to All Service Packages (Sheet 5 of 5)
4-2 Core Features Only in PVC Service Packages 1 and II
     (Sheet 1 of 2)
4-2 Core features Only in PVC Service Packages 1 and II
     (Sheet 2 of 2)
4-3 Core Features Only in SVC Service Packages III & IV
     (Sheet 1 of 2)
4-3 Core Features Only in SVC Service Packages III & IV
     (Sheet 2 of 2)
4-4 Core Features in Inter-Network Service Packages II and IV
     (Sheet 1 of 3)
4-4 Core Features Only in Inter-Network Service Packages
     II and IV (Sheet 2 of 3)
4-4 Core Features Only in Inter-Network Service Packages
     II and IV (Sheet 3 of 3)
4-5 Core Features Only in Inter-Network SVC Package IV
4-6 Possible Future Core Features (Sheet 1 of 2)
4-6 Possible Future Core Features (Sheet 2 of 2)
5-1 UNI Physical Interface Support
8-1 Characterization of ATM Service Categories
8-2 Correspondence Between Signaling & Conformance Definition
9-1 Connection Cell Rates for Phase 1
13-1 CLR Objectives for PVC CRS