GR 320 CORE : ISSUE 1

Generic Requirements Notice of Disclaimer
List of Figures
List of Tables
Preface
1 Introduction
  1.1 Scope and Purpose
  1.2 Organization
  1.3 Definitions
      1.3.1 Requirements Terminology
      1.3.2 DSX Nomenclature
2 Design Considerations
  2.1 Digital Signal Systems
      2.1.1 Digital Signal Hierarchy
      2.1.2 Digital Signal Cross-Connect
      2.1.3 Prevailing DSX Technology
      2.1.4 DS Provisioning and Maintenance
      2.1.5 DSX Network Location
      2.1.6 DS Equipment
      2.1.7 Churn
      2.1.8 Effect of New Digital Technologies
  2.2 DSX Network Capabilities and Functions
      2.2.1 Termination Point
      2.2.2 Interconnection Capability
      2.2.3 Interconnection Function
      2.2.4 Bridged Access Capability
      2.2.5 Series Access Capability
      2.2.6 Operational Functions
  2.3 Planning and Engineering Considerations
      2.3.1 Planning
      2.3.2 Engineering
  2.4 Assignment Considerations and Operations Systems Interfaces
      2.4.1 Assignment
      2.4.2 Record Keeping
      2.4.3 Operations Systems
  2.5 Operations and Maintenance Considerations
      2.5.1 DS System Installation and Maintenance
      2.5.2 DSX Frame Maintenance
      2.5.3 Operations Environment
  2.6 New Metallic DSX Architectures
3 Requirements and Objectives
  3.1 Interconnection Requirements
      3.1.1 Flexibility
      3.1.2 Cross-Connection Traceability
      3.1.3 Duration of Cross-Connection
  3.2 Access Requirements
      3.2.1 General
      3.2.2 Series and Bridged Access
      3.2.3 Test Access
      3.2.4 Test Capability
      3.2.5 Test Equipment
  3.3 Auxiliary Apparatus Requirements
      3.3.1 Bridging Regenerators
      3.3.2 Quasi-Random Signal Source
      3.3.3 Fault Locate and Order Wire
      3.3.4 Tie Links
  3.4 Planning and Engineering Requirements
      3.4.1 Configuration
      3.4.2 Layout
      3.4.3 Expansion
      3.4.4 Capacity
      3.4.5 RBOC Review
      3.4.6 Inter-DSX Connections
      3.4.7 Inter-DSX Interface
      3.4.8 Manufacturer's Records
      3.4.9 Descriptive Information
      3.4.10 Installation
      3.4.11 Remote Sites
  3.5 Human Interface Requirements
      3.5.1 Craft Characteristics
      3.5.2 Displays
      3.5.3 Labels
      3.5.4 Safety
  3.6 Documentation and Training
      3.6.1 Required Documentation
      3.6.2 Format
      3.6.3 Documentation Updates
      3.6.4 Job Aids
      3.6.5 COMMON LANGUAGE Coding
  3.7 Transmission Requirements
      3.7.1 Digital Signal Compatibility
      3.7.2 Loss
      3.7.3 Noise
  3.8 Physical Requirements
      3.8.1 General Requirements
      3.8.2 Framework Requirements
      3.8.3 Plug-In Boards
      3.8.4 Cabling and Cross-Connections
      3.8.5 Termination Apparatus
      3.8.6 Grounding
      3.8.7 AC Receptacles
      3.8.8 CO Battery
      3.8.9 Electromagnetic Compatibility
  3.9 Quality and Reliability
      3.9.1 General
      3.9.2 Supplier-Provided Information
      3.9.3 Hardware Reliability Predictions and Requirements
      3.9.4 Physical Design Requirements
      3.9.5 Software Quality Requirements
      3.9.6 Manufacturing Quality Program Requirements
      3.9.7 Product Support System Requirements
      3.9.8 Verification of Quality and Reliability
4 Acronyms, Abbreviations and Glossary
  4.1 List of Acronyms and Abbreviations
  4.2 Glossary
5 References
Appendix A: Interconnection Specification Tables
Requirement-Object Index

Specifies the fundamental generic requirements for metallic DSX systems for DS1 (1.544 Mbps), DS1C (3.152 Mbps), DS2 (6.312 Mbps), and DS3 (44.736 Mbps) systems. These requirements should apply to any of these DSX systems, regardless of the technologies employed in their design or manufacture.