GR 474 CORE : ISSUE 2
Current
The latest, up-to-date edition.
NETWORK MAINTENANCE: ALARM AND CONTROL FOR NETWORK ELEMENTS
12-01-2013
1. Introduction
1.1 Relationship to other Bellcore Technical Documents
1.2 Purpose of Issue 1 and Changes from TR-NWT-000474
1.3 Scope of Document
1.4 Overview of Surveillance-Based Maintenance
1.5 TMN Perspective
1.6 Organization of Document
1.7 Requirements Terminology
1.8 Requirements Labeling Conventions
1.8.1 Numbering of Requirement and Related Objects
1.8.2 Requirement, Conditional Requirement, and Objective
Object Identification
2. Criteria Common to Switching and Transport NEs
2.1 Trouble Detection
2.2 Trouble Notification
2.2.1 Types of Trouble Notifications
2.2.2 General Message Criteria for Trouble Notifications
2.2.3 Alarmed Trouble Notification Severity
2.2.4 CO Alarm Subsystem
2.2.5 Alarmed Indication Signal
2.2.6 Synchronization
2.3 Service Recovery
2.3.1 Manual Service Recovery
2.4 Trouble Verification
2.5 Trouble Isolation
2.5.1 Manual Maintenance Actions
2.6 Repair
2.7 Maintenance Person - NE Interface
2.7.1 Centralization of Maintenance Functions
2.7.2 Common Physical Control/Status Interface Criteria
2.7.3 Maintenance Documentation
3. Criteria for Switching System NEs
3.1 Trouble Detection
3.1.1 Trouble Detection Tests
3.1.2 Other System Strategies for Trouble Detection
3.1.3 Trouble Detection Inhibiting
3.2 Trouble Notification
3.2.1 General Message Criteria for Trouble Notifications
3.2.2 Alarmed Trouble Notification Severity
3.2.3 CO Alarm Subsystem
3.3 Service Recovery
3.3.1 Automatic Service Recovery
3.3.2 Manual Service Recovery
3.3.3 Hardware Redundancy
3.4 Trouble Verification
3.4.1 Periodic Automatic Verification
3.4.2 Demand Verification Capabilities
3.5 Trouble Isolation
3.5.1 Trouble Isolation Procedure
3.5.2 Fuse Trouble Isolation
3.5.3 Diagnostic Raw Data Report
3.5.4 Error Analysis
3.6 Repair
3.6.1 OOS State Criteria
3.6.2 Assurance of OOS before Repair
3.6.3 Power Removal before Repair
3.6.4 Physical Repair
3.6.5 Restoration of Equipment to Active or Standby State
3.6.6 Mean Time to Repair
3.7 Maintenance Person - NE Interface for Switching NEs
3.7.1 Switching System Centralization of Maintenance
Functions
3.7.2 Switching System Physical Control/Status Interface
Criteria
3.7.3 Switching System Maintenance Messages Interface
3.7.4 Changes and Verifications to Switching System
Software
3.7.5 Voice Communications
3.7.6 Extended Maintenance Capabilities (Beltline)
3.7.7 Physical Design for Maintenance
4. CS NE Generic Requirements
4.1 Trouble Detection
4.2 Trouble Notification
4.2.1 Output Message Categories
4.3 Service Recovery
4.4 Trouble Verification
4.5 Trouble Isolation
4.6 Repair
4.6.1 Software Repair
4.7 CS Maintenance-Person - NE Interface
5. PS NE Generic Requirements
5.1 Trouble Detection
5.2 Trouble Notification
5.3 Service Recovery
5.3.1 Automatic Treatment of Faults
5.3.2 Automatic Escalating Levels of PS Initializations
5.4 Trouble Verification
5.5 Trouble Isolation
5.6 Repair
5.6.1 Software Repair
5.7 PS Maintenance-Person - NE Interface
5.7.1 PS Centralization of Maintenance Functions
5.7.2 PS Physical Control/Status Interface Criteria
5.7.3 Maintenance USI Device Criteria
5.7.4 Remote I/O Message Capability
6. CCS Generic Requirements for Switching NEs
6.1 Trouble Detection
6.1.1 Trouble Detection Speed and Impact on Service
6.1.2 Trouble Detection Strategy Order
6.2 Trouble Notification
6.2.1 Alarm Classification
6.2.2 Hourly Status Message Report
6.3 Service Recovery
6.3.1 Automatic Service Recovery
6.3.2 Hardware Redundancy
6.4 Trouble Verification
6.5 Trouble Isolation
6.6 Repair
6.7 CCS Maintenance Person - NE Interface
6.7.1 CCS Centralization of Maintenance Functions
6.7.2 CCS Physical Control/Status Interface Criteria
7. ISDN Switch Generic Requirements
7.1 Trouble Detection
7.1.1 Physical, Data Link, and Network Layer Surveillance
7.1.2 Intraswitch Path Error Analysis and Diagnosis
7.2 Trouble Notification
7.2.1 Service-Affecting Resources
7.3 Trouble Verification, Isolation, and Repair Verification
7.3.1 Call Trace
7.3.2 Testing
7.3.3 Embedded Operations Channels
8. Criteria for Transport NEs
8.1 Trouble Detection
8.2 Trouble Notification
8.2.1 Multiplying of Trouble Notifications
8.2.2 Alarmed Trouble Notification Severity
8.2.3 Telemetry Trouble Notifications
8.2.4 Line Equipment Requirements
8.2.5 Path Equipment Requirements
8.2.6 Failure of Processor-Based Controller
8.3 Service Recovery
8.3.1 Trouble Notifications for Protection Switches
8.3.2 Failure of Protection Switching Equipment
8.3.3 Inhibition of Protection Switching
8.3.4 Completion of Protection Switching
8.4 Trouble Verification
8.5 Trouble Isolation
8.6 Repair
8.6.1 Local Output
8.6.2 Maintaining Service During Repair
References
Glossary
List of Figures
1-1. Where Trouble Indications Appear
1-2. TMN Layers and MFAs Addressed
Gives the requirements that pertain to the Fault and Performance Management functions in transport and switching Network Elements (NEs) used for alarm surveillance and control.
DevelopmentNote |
Replaces TR NWT 000474 and TR TSY 000509. Included in FR 439. (04/2001) Supersedes TA TSY 000372. (03/2004) Supersedes TA NWT 000472. (07/2004)
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DocumentType |
Standard
|
PublisherName |
Telcordia Technologies
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Status |
Current
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Supersedes |
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GR 496 CORE : ISSUE 2 | SONET ADD-DROP MULTIPLEXER (SONET ADM) GENERIC CRITERIA |
GR 2936 CORE : ISSUE 3 | LOCAL NUMBER PORTABILITY (LNP) CAPABILITY SPECIFICATION: SERVICE PROVIDER PORTABILITY |
GR 454 CORE : ISSUE 1 | GENERIC REQUIREMENTS FOR SUPPLIER-PROVIDED DOCUMENTATION |
GR 378 CORE : ISSUE 4 | GENERIC REQUIREMENTS FOR TIMING SIGNAL GENERATORS |
GR 1244 CORE : ISSUE 4 | CLOCKS FOR THE SYNCHRONIZED NETWORK: COMMON GENERIC CRITERIA |
GR 2956 CORE : ISSUE 5 | CCS/SS7 GENERIC REQUIREMENTS IN SUPPORT OF E9-1-1 SERVICE |
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GR 3168 CORE : ISSUE 2 | GENERIC REQUIREMENTS FOR NICKEL METAL HYDRIDE (NIMH) BATTERY SYSTEMS FOR TELECOMMUNICATIONS USE |
GR 606 CORE : ISSUE 6 | LSSGR: COMMON CHANNEL SIGNALING, SECTION 6.5 |
GR 3162 CORE : ISSUE 4 | LEGACY NETWORK GATEWAY GENERIC REQUIREMENTS |
GR 2982 CORE : ISSUE 1 | LOCAL NUMBER PORTABILITY (LNP) CAPABILITY SPECIFICATION: LOCATION PORTABILITY |
TS 103 161-12 : 1.1.1 | ACCESS, TERMINALS, TRANSMISSION AND MULTIPLEXING (ATTM); INTEGRATED BROADBAND CABLE AND TELEVISION NETWORKS; IPCABLECOM 1.5; PART 12: MANAGEMENT EVENT MECHANISM |
GR 317 CORE : ISSUE 10 | LSSGR: SWITCHING SYSTEM GENERIC REQUIREMENTS FOR CALL CONTROL USING THE INTEGRATED SERVICES DIGITAL NETWORK USER PART (ISDNUP) |
GR 282 CORE : ISSUE 4 | SOFTWARE RELIABILITY AND QUALITY ACCEPTANCE CRITERIA (SRQAC) |
GR 253 CORE : ISSUE 5 | SYNCHRONOUS OPTICAL NETWORK (SONET) TRANSPORT SYSTEMS: COMMON GENERIC CRITERIA |
GR 82 CORE : ISSUE 15 | SIGNALING TRANSFER POINT (STP) GENERIC REQUIREMENTS |
GR 3150 CORE : ISSUE 3 | GENERIC REQUIREMENTS FOR SECONDARY NON-AQUEOUS LITHIUM BATTERIES |
SCTE 165-16 : 2016 | IPCABLECOM 1.5 - PART 16: MANAGEMENT EVENT MECHANISM |
GR 833 CORE : ISSUE 7 | TL1 SURVEILLANCE AND MAINTENANCE MESSAGES |
GR 820 CORE : ISSUE 3 | GENERIC DIGITAL TRANSMISSION SURVEILLANCE |
GR 2914 CORE : ISSUE 4 | HUMAN FACTORS REQUIREMENTS FOR EQUIPMENT TO IMPROVE NETWORK INTEGRITY |
GR 512 CORE : ISSUE 2 | LSSGR: RELIABILITY, SECTION 12 |
GR 478 CORE : ISSUE 4 | MEASUREMENTS AND DATA GENERATION |
GR 1093 CORE : ISSUE 3 | GENERIC STATE REQUIREMENTS FOR NETWORK ELEMENTS |
GR 303 CORE : ISSUE 4 | INTEGRATED DIGITAL LOOP CARRIER SYSTEM GENERIC REQUIREMENTS, OBJECTIVES, AND INTERFACE |
GR 834 CORE : ISSUE 3 | NETWORK MAINTENANCE: ACCESS AND TESTING MESSAGES |
TR TSY 000010 : ISSUE 1 | SYNCHRONOUS DS3 ADD DROP MULTIPLEX (ADM 3/X) REQUIREMENTS AND OBJECTIVES |
GR 454 CORE : ISSUE 1 | GENERIC REQUIREMENTS FOR SUPPLIER-PROVIDED DOCUMENTATION |
GR 909 CORE : ISSUE 2 | GENERIC CRITERIA FOR FIBER IN THE LOOP SYSTEMS |
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 |
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 833 CORE : ISSUE 7 | TL1 SURVEILLANCE AND MAINTENANCE MESSAGES |
GR 496 CORE : ISSUE 2 | SONET ADD-DROP MULTIPLEXER (SONET ADM) GENERIC CRITERIA |
TR TSY 000821 : ISSUE 1 REV 3 | OTGR SECTION 5.2: NETWORK MAINTENANCE: TRANSPORT SURVEILLANCE - ADDITIONAL TRANSPORT AND TRANSPORT-BASED SURVEILLANCE |
GR 57 CORE : ISSUE 1 | FUNCTIONAL CRITERIA FOR DIGITAL LOOP CARRIER (DLC) SYSTEMS |
GR 820 CORE : ISSUE 3 | GENERIC DIGITAL TRANSMISSION SURVEILLANCE |
GR 478 CORE : ISSUE 4 | MEASUREMENTS AND DATA GENERATION |
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