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GR 378 CORE : ISSUE 4

Current

Current

The latest, up-to-date edition.

GENERIC REQUIREMENTS FOR TIMING SIGNAL GENERATORS

Published date

01-12-2013

Preface
1 Introduction
  1.1 Purpose of the Document
  1.2 Reason for Reissue
  1.3 Organization of the Document
  1.4 Requirements Terminology
  1.5 Requirement Labelling Conventions
2 Background
  2.1 Synchronization
  2.2 Synchronization Hierarchy
  2.3 BITS
  2.4 TSG Relationship with PRS
3 TSG Architecture
  3.1 Hardware Protection
  3.2 Multiple TSGs
4 Input Criteria
  4.1 Timing Mode
  4.2 Input Signals
  4.3 Physical Interface
  4.4 Reference Switching
  4.5 Input Tolerance
5 Timing Generation
  5.1 Stratum Level
  5.2 Synchronization Pull-In/Hold-In Range
  5.3 Switching Between Timing Modes
  5.4 Transition from Holdover to Normal Mode
6 Output Criteria
  6.1 Output Signals
  6.2 Output Performance
7 Slave Clock Criteria
  7.1 Slave Clock Requirements
  7.2 CC Robustness Requirements
8 Synchronization Status Messaging
  8.1 Message Validation
  8.2 Reference Selection
  8.3 Reaction Time
  8.4 Output Messages
  8.5 Synchronization Alarms and Reports
9 Operations
  9.1 Operations Architecture
  9.2 Synchronization Performance Monitoring
  9.3 Maintenance Functions
  9.4 Control of TSG Features
10 Quality Assurance and Reliability
   10.1 Reliability Definitions
   10.2 Reliability Requirements
11 Other Generic Criteria
   11.1 Operational Environment
   11.2 Physical Design
   11.3 Human Factors
   11.4 Documentation and Training
   11.5 Power Systems Interface
Requirement-Object List
References
Bibliography
Acronyms
Requirement-Object Index

Provides generic criteria for Timing Signal Generators (TSGs), which are clocks that are used throughout service provider networks, most frequently as the Building Integrated Timing Supply (BITS) for a central office.

DevelopmentNote
Supersedes TA TSY 000378. (05/1999)
DocumentType
Standard
PublisherName
Telcordia Technologies
Status
Current
Supersedes

GR 1400 CORE : ISSUE 3 SONET DUAL-FED UNIDIRECTIONAL PATH SWITCHED RING (UPSR) EQUIPMENT GENERIC CRITERIA
GR 1230 CORE : ISSUE 4 SONET BIDIRECTIONAL LINE-SWITCHED RING EQUIPMENT GENERIC CRITERIA
GR 253 ILR : ISSUE 2B SYNCHRONOUS OPTICAL NETWORK (SONET) TRANSPORT SYSTEMS: COMMON GENERIC CRITERIA
GR 1244 CORE : ISSUE 4 CLOCKS FOR THE SYNCHRONIZED NETWORK: COMMON GENERIC CRITERIA
GR 606 CORE : ISSUE 6 LSSGR: COMMON CHANNEL SIGNALING, SECTION 6.5
GR 1244 ILR : ISSUE 1A CLOCKS FOR THE SYNCHRONIZED NETWORK: COMMON GENERIC CRITERIA
GR 436 CORE : ISSUE 2 DIGITAL NETWORK SYNCHRONIZATION PLAN

GR 834 CORE : ISSUE 3 NETWORK MAINTENANCE: ACCESS AND TESTING MESSAGES
TR TSY 000458 : ISSUE 1 DIGITAL SIGNAL ZERO "A" (DS-0A 64 KB/S) SYSTEMS INTERCONNECTION
TR NWT 000835 : ISSUE 3 OTGR: OPERATIONS APPLICATION MESSAGES - NETWORK ELEMENT (NE) SECURITY PARAMETER ADMINISTRATION MESSAGES, SECTION 12.5
GR 839 CORE : ISSUE 1 GENERIC REQUIREMENTS FOR SUPPLIER-PROVIDED TRAINING
GR 436 CORE : ISSUE 2 DIGITAL NETWORK SYNCHRONIZATION PLAN
GR 253 CORE : ISSUE 5 SYNCHRONOUS OPTICAL NETWORK (SONET) TRANSPORT SYSTEMS: COMMON GENERIC CRITERIA
GR 199 CORE : ISSUE 6 TL1 MEMORY ADMINISTRATION MESSAGES
GR 836 CORE : ISSUE 3 GENERIC OPERATIONS INTERFACES USING OSI TOOLS: INFORMATION MODEL OVERVIEW: TRANSPORT CONFIGURATION AND SURVEILLANCE FOR NETWORK ELEMENTS
SR 332 : ISSUE 4 RELIABILITY PREDICTION PROCEDURE FOR ELECTRONIC EQUIPMENT
GR 499 CORE : ISSUE 4 TRANSPORT SYSTEMS GENERIC REQUIREMENTS (TSGR): COMMON REQUIREMENTS
GR 1244 CORE : ISSUE 4 CLOCKS FOR THE SYNCHRONIZED NETWORK: COMMON GENERIC CRITERIA
GR 78 CORE : ISSUE 2 GENERIC REQUIREMENTS FOR THE PHYSICAL DESIGN AND MANUFACTURE OF TELECOMMUNICATIONS PRODUCTS AND EQUIPMENT
GR 831 CORE : ISSUE 1 OTGR SECTION 12.1: OPERATIONS APPLICATION MESSAGES - LANGUAGE FOR OPERATIONS APPLICATION MESSAGES
GR 833 CORE : ISSUE 7 TL1 SURVEILLANCE AND MAINTENANCE MESSAGES
TR TSY 000824 : ISSUE 2 OTGR SECTION 10.1: USER SYSTEM INTERFACE USER SYSTEM ACCESS
GR 2830 CORE : ISSUE 2 PRIMARY REFERENCE SOURCES: GENERIC CRITERIA
TR TSY 000827 : ISSUE 1 OTGR: GENERIC OPERATIONS INTERFACES: NON-OSI COMMUNICATIONS ARCHITECTURE, SECTION 11.1
GR 826 CORE : ISSUE 1 OTGR SECTION 10.2: USER INTERFACE GENERIC REQUIREMENTS FOR SUPPORTING NETWORK ELEMENT OPERATIONS
GR 828 CORE : ISSUE 1 REV 2 OPERATIONS TECHNOLOGY GENERIC REQUIREMENTS (OTGR): GENERIC OPERATIONS INTERFACE - OSI COMMUNICATIONS ARCHITECTURE
GR 474 CORE : ISSUE 2 NETWORK MAINTENANCE: ALARM AND CONTROL FOR NETWORK ELEMENTS

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