EG 201 793 : 1.1.1
Current
The latest, up-to-date edition.
TRANSMISSION AND MULTIPLEXING (TM); SYNCHRONIZATION NETWORK ENGINEERING
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Foreword
1 Scope
1.1 Purpose of the present
1.2 Relationship with other Documents
2 References
3 Definitions and abbreviations
3.1 Definitions
3 2 Abbreviations
4 The importance of and need for Synchronization
5 The need for Synchronization in specific Traffic Networks
5.1 General
5.2 PDH Network Needs
5.3 SDH Network Needs
5.4 Switching needs
5.5 GSM needs
6 Elements of a Synchronization Network
6.1 Introduction
6.2 PRC (Primary Reference Clock)
6.3 SSU
6.4 SETS (SDH Equipment Timing Source), SEC (SDH Equipment
Clock)
6.5 Regenerator Timing Generator (RTG)
7 Synchronization Distribution Architecture
7.1 Introduction
7.2 Master-Slave Synchronization
7.3 Intra-node Synchronization
7.4 Distributed PRC Architecture
7.5 Mixed PRC Architecture
7.6 Planning Rules
8 Restoration of Synchronization References
8.1 Types of Protection Mechanisms
8.2 Selection based on Priority Tables
8.3 Restoration based on Synchronization Status Messages
8.4 Applications of Synchronization Status Messages
9 Maintenance Strategies
10 2 Mbit/s retiming applications
10.1 Definition
10.2 Network applications for 2 Mbit/s retiming
11 Managing the Synchronization Network
11.1 Need for Managing the Sync Network
11.2 Requirements for a Synchronization Network Management
System
12 Synchronization Interworking between Operators
12.1 General
12.2 Independent Synchronization
12.3 Exchange of Synchronization Reference Signals
12.4 Performance Issues
Annex A (informative): Examples of Subnetworks employing SSM
controlled restoration
A.1 Introduction
A.2 Network example n 1
A.3 Network example n 2
A.4 Network example n 3
A.5 Network example n 4
A.6 Network example n 5
Annex B (informative): Interworking between SASE's and SDH NE's
B.1 Introduction
B.2 Network analysis
B.3 SDH sub-network Examples
Annex C (informative): Examples of Synchronization Network
Implementation
C.1 Dedicated Synchronization Network
C.2 Non-Dedicated Synchronization Network
C.3 Mixed Synchronization Network
History
Contains guidelines for the practical use of the ETS 300 462 series and studies of network wide applications for SSM.
| Committee |
TM 1
|
| DocumentType |
Standard
|
| Pages |
86
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Current
|
| NF EN 300462 2-1 : 2002 | TRANSMISSION AND MULTIPLEXING (TM) - GENERIC REQUIREMENTS FOR SYNCHRONIZATION NETWORKS - PART 2-1: SYNCHRONIZATION NETWORK ARCHITECTURE BASED ON NETWORKS |
| EN 300 462-4-1 : 1.1.1 | TRANSMISSION AND MULTIPLEXING (TM); GENERIC REQUIREMENTS FOR SYNCHRONIZATION NETWORKS - TIMING CHARACTERISTICS OF SLAVE CLOCKS SUITABLE FOR SYNCHRONIZATION SUPPLY TO SYNCHRONOUS DIGITAL HIERARCHY (SDH) AND PLESIOCHRONOUS DIGITAL HIERARCHY (PDH) EQUIPMENT |
| EN 300 462-5-1 : 1.1.2 | TRANSMISSION AND MULTIPLEXING (TM); GENERIC REQUIREMENTS FOR SYNCHRONIZATION NETWORKS - TIMING CHARACTERISTICS OF SLAVE CLOCKS SUITABLE FOR OPERATION IN SYNCHRONOUS DIGITAL HIERARCHY (SDH) EQUIPMENT |
| EN 300 462-6-1 : 1.1.1 | TRANSMISSION AND MULTIPLEXING (TM); GENERIC REQUIREMENTS FOR SYNCHRONIZATION NETWORKS - TIMING CHARACTERISTICS OF PRIMARY REFERENCE CLOCKS |
| EN 300 912 : 8.3.1 | DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); RADIO SUBSYSTEM SYNCHRONIZATION |
| EN 300 417-4-1 : 1.2.1 | TRANSMISSION AND MULTIPLEXING (TM) - GENERIC REQUIREMENTS OF TRANSPORT FUNCTIONALITY OF EQUIPMENT - PART 4-1: SYNCHRONOUS DIGITAL HIERARCHY (SDH) PATH LAYER FUNCTIONS |
| EN 300 462-2-1 : 1.2.1 | TRANSMISSION AND MULTIPLEXING (TM); GENERIC REQUIREMENTS FOR SYNCHRONIZATION NETWORKS - PART 2-1: SYNCHRONIZATION NETWORK ARCHITECTURE |
| EN 302 084 : 1.1.1 | TRANSMISSION AND MULTIPLEXING (TM); THE CONTROL OF JITTER AND WANDER IN TRANSPORT NETWORKS |
| EN 300 417-6-1 : 1.1.3 | TRANSMISSION AND MULTIPLEXING (TM) - GENERIC REQUIREMENTS OF TRANSPORT FUNCTIONALITY OF EQUIPMENT - PART 6-1: SYNCHRONIZATION LAYER FUNCTIONS |
| EN 300 166 : 1.2.1 | TRANSMISSION AND MULTIPLEXING (TM); PHYSICAL AND ELECTRICAL CHARACTERISTICS OF HIERARCHICAL DIGITAL INTERFACES FOR EQUIPMENT USING THE 2 048 KBIT/S - BASED PLESIOCHRONOUS OR SYNCHRONOUS DIGITAL HIERARCHIES |
| EN 300 462-7-1 : 1.1.2 | TRANSMISSION AND MULTIPLEXING (TM); GENERIC REQUIREMENTS FOR SYNCHRONIZATION NETWORKS; PART 7-1: TIMING CHARACTERISTICS OF SLAVE CLOCKS SUITABLE FOR SYNCHRONIZATION SUPPLY TO EQUIPMENT IN LOCAL NODE APPLICATIONS |
| TR 101 685 : 1.1.1 | TRANSMISSION AND MULTIPLEXING (TM) - TIMING AND SYNCHRONIZATION ASPECTS OF ASYNCHRONOUS TRANSFER MODE (ATM) NETWORKS |
| EN 300 462-3-1 : 1.1.1 | TRANSMISSION AND MULTIPLEXING (TM); GENERIC REQUIREMENTS FOR SYNCHRONIZATION NETWORKS - PART 3-1: THE CONTROL OF JITTER AND WANDER WITHIN SYNCHRONIZATION NETWORKS |
| EN 300 462-1-1 : 1.1.1 | TRANSMISSION AND MULTIPLEXING(TM); GENERIC REQUIREMENTS FOR SYNCHRONIZATION NETWORKS - PART 1-1: DEFINITIONS AND TERMINOLOGY FOR SYNCHRONIZATION NETWORKS |
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