NET_SDH1 - Version: 1

01 October 2021

Synchronous Digital Hierarchy

www.sela.co.il 03-6176066

Synchronous Digital Hierarchy NET_SDH1 - Version: 1

3 days Course

Description: Telecommunication network infrastructure find a simple and flexible form in asynchronous digital transport system, called SDH. This course covers most principlesof transmission networks, and yields to the understanding what is SDH, and illustratestraditional SDH accordingly to the standards.

Intended audience: Network administrators, operators, managers

Prerequisites: Basic Knowledge in telecom

Objectives: To understand transmission networks and be familiarize with tools for planningnetworks

Topics:

introduction of SDH • Definition of SDH • SDH Network elements ,Add & Drop Multiplexer, Monitor terminal • Point to point and Ring topology • Protection idea: Protection section, 1+ 1 • Management concepts • Definition of SDH and PDH • Multiplexer structure

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• Overhead bytes, management messages

STM–1, STM- 4, STM–16, STM- 64 • Definition of Basic element, interfaces • Basic terms like aggregate and tributary interfaces, cards, slots, mechanic • Main features: Cross Connect idea, Between tributary interfaces, Between tributaryunits in the through payload, Dynamic assignment of tributary interfaces to STM-1/ 4/16/ 64 payloads, • local loop application • Review all the cards and their functionality • Data flow inside Network element: management and traffic

Introduction to Optics • Network Design – Introduction, concepts, • Power Level Measurement • Major Components in a Transmission System • System Components: • Fiber Characteristics - Numerical Aperture • System Components: Fiber Characteristics - Attenuation • System Components: Fiber Characteristics – Dispersion • System Components: Fiber Characteristics - Dispersion vs. Wavelength • System Components: Fiber Connectors & Splices • System Design: Link Loss Budget

Network Planning Concepts • Network Planning inputs • Transmission networks concept

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º Network Planning steps and exercises