Introduction to SONET & SDH

2 Day Course
Code PWL082

Book Now - 3 Delivery Methods Available:

Classroom Virtual Classroom Private Group - Virtual Self-Paced Online


This course is designed to introduce you to the SONET/SDH standard and the basic concepts of optical networking so you can understand - and effectively communicate with colleagues and customers about - these dynamic broadband topics. A network using SONET/SDH and dense wavelength division multiplexing provides powerful networking capabilities, rapid reconfiguration around network failures, the ability for responsive network expansion, efficient network management, and multiprotocol support.


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Architecture Of PDH (12 topics)

  • Telephony voice
  • Network evolution
  • The start of data transmission
  • PCM encoding of voice
  • CEPT PCM30 (E1) structure
  • Signalling (CAS and common channel)
  • Multiplexing E1 to E2
  • PDH - the CEPT hierarchy
  • PDH drop and insert
  • North American & Japanese PCM
  • North American & Japanese hierarchies
  • How PDH can be improved

Architecture Of SONET & SDH (10 topics)

  • The emergence of SONET & SDH
  • What are SONET & SDH
  • SONET & SDH rates
  • SONET & SDH benefits
  • SONET multiplexing structure
  • SDH multiplexing structure
  • SONET Definitions
  • SDH Definitions
  • Paths and sections
  • Scrambling

Multiplexing-Overheads-Pointers-Stuffing-Numbering (7 topics)

  • SONET & SDH multiplexing
  • SONET & SDH pointers
  • Pointer adjustment operation and processing
  • Section and line overheads
  • Asynchronous and bit/byte synchronous mapping
  • Concatenation
  • Numbering schemes

SONET & SDH Standards (8 topics)

  • Relationship of standards bodies
  • Standards evolution
  • ITU-T recommendations
  • SONET standards
  • ETSI standards
  • Classification of optical interfaces
  • Reference models
  • Terminal equipment functionality

SONET & SDH Equipment and Deployment Issues (7 topics)

  • Network planning issues
  • Topologies
  • Network elements
  • Hierarchical networks
  • ATM integration
  • WDM and DWDM
  • IP over SDH

Synchronous Rings (8 topics)

  • Ring architectures
  • Transport network structure
  • Ring use as cross-connect
  • Traffic patterns
  • Ring failure conditions
  • Use of matched nodes
  • Capacity utilisation
  • Network architecture application

Network Management Issues (8 topics)

  • Configuration, performance, fault, security and accounting management
  • Alarm management and handling
  • Section, line and path management
  • Network management hierarchy
  • Element management
  • TMN
  • Protocol stack
  • Network management compatibility

Manufacturers Information & compatibility (6 topics)

  • Equipment comparison
  • Nortel Networks
  • Marconi Communications
  • Lucent Technologies
  • Nokia Telecommunications
  • Ciena

Appendix (3 topics)

  • SONET & SDH element structure and data table
  • Multiplexing 63 x 2 Mbit/s into STM-1
  • Glossary of terms


Delegates should have a good understanding of basic communications principles. The course is designed for anyone who needs an introduction to these technologies should take this course, including network and equipment designers, network planners, members of internal systems organisations, and sales and administrative sales support personnel.

Additional Learning

The courses below may help you meet the knowledge level required to take this course.

Scheduled Dates

Please select from the dates below to make an enquiry or booking.


Different pricing structures are available including special offers. These include early bird, late availability, multi-place, corporate volume and self-funding rates. Please arrange a discussion with a training advisor to discover your most cost effective option.

Code Location Duration Price Jun Jul Aug Sep Oct Nov

and Virtual Classroom
2 Days $2,035

What Our Customers Say

The training was delivered with a high level of expertise and excellence. Instructor was highly knowledgeable.”

Technical Trainer, Aviat Networks

Overall the course was really good, the trainer really understood the material and was very approachable.”

Customer Training Manager, Aviat Networks

Excellent course, informative and well-paced.”

CSE, Cisco

Course was very well outlined. Topics were great and bridged many gaps.”

System Engineer, Cable & Wireless

An excellent intro to video encoding & MPEG transport streams - I would definitely recommend it.”

Broadcast Engineer, Cisco

Definitely an excellent intro. Left me interested in learning more.”

Broadcast Engineer, Eircom

Excellent training course with real examples and practical classroom demonstrations.”

Transport Designer, Orange

Instructor knowledge and experience was excellent.”

Solutions Engineer, Akamai

Excellent course, very clear and well organised. Course content delivery was very good.”

Assistant Engineer, Dhiraagu

Very informative and appropriate.”

Network Support Technician, BT

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