Course Objectives:
To provide participants with a basic understanding of SDH concepts, components and usage in the Transmission Networks.
Expected Accomplishments:
By the end of this course participants will be able to:
- Define the terms "synchronous", "plesiochronous" and explain the difference between them
- Understand the background of SDH and its advantages and disadvantages
- Outline the frame structure of STM-N signals
- Identify the basic functions of different parts of the STM-N signal
- Describe the entire procedures of multiplexing 2Mb/s, 34Mb/s and 140Mb/s signals into STM-N signals
- List the common NE types and the basic function sof the SDH transmission network
- Explain the functions of overhead bytes
- Understand the basic concepts about synchronization
- Identify the protection mechanisms used in SDH
Who can benefit:
Professionals Interested In Understanding Sdh Technology Related To Their Field Of Work.
Prerequisites:
Basic understanding of Digital Transmission Techniques and 30-channel PCM concepts.
Course Outline:
Introduction to SDH
- Plesiochronous Signals
- Disadvatanges of PDH
- Emergence of SDH
- Addvantages of SDH
- Disadvantages of SDH
SDH Frame and Multiplexing Structure
- SDH Frame Structure
- SDH Link Structure
- Tributary Multiplexing (140M), (34M), (2M)
- SDH Multiplexing Structure
- SDH Multiplexing Structure-ETSI
- Pictorial Diagram of 2M Transport
- VC Concatenation-Example
- Ethernet over SDH
- Ethernet Point to Point connection
SDH Overheads
- Section Overheads: A1 and A2 Bytes, J0, B1 byte, E1 and E2 Bytes, D1 - D12 Bytes, B2 Byte, K1 and K2 (b1-b5), S1 Byte, M1 Byte
- High Order Path Overhead
- Low Order Path Overhead
- Low Order Path Overhead Bytes
Common Network Elements
- Terminal Multiplexer
- Add/Drop Multiplexer
- Regenerator
- Digital Cross Connect
SDH Protection and Synchronization
- SDH Protection Architecture
- Liner Multiplexer Section Protection
- Sub-Network Connection Protection RING (SNCP)
- Multiplex Section Shared Protection RING (MSPRING)
- SDH Synchronization
- SDH Synchronization Method
- Synchronization Network Chain
- Timing Modes
Delivery Method:
Instructor Led Classes With Animation Using Computer Based Learning Programmes.
Related Training:
- Fundamentals of Optical Fiber Communications
- Introduction to WDM Technology.
- SDH Networks.
- Lucent AM1 System.
- Lucent ADM 16/1 System.
- Resilient Packet Ring (RPR)
