CWDM, DWDM and G.709

2 Day Course
Code PWL081

Book Now - 2 Delivery Methods Available:

Classroom Virtual Classroom Private Group - Virtual Self-Paced Online


This course is designed to give an introduction to Dense Wavelength Division Multiplexing (DWDM) and Coarse Wavelength Division Multiplexing (CWDM) technology. It also give a look at emerging technology and standards associated with Optical Transport Network.


At the end of this course, participants will have covered the following:

  • Safety considerations when working with lasers and fibre optic systems.
  • Fibre cleanliness
  • Principles of CWDM/DWDM utilisation.
  • Power and fibre interface connection.
  • Installation.
  • Operations and Maintenance.
  • Local terminal connection and operation.
  • G.709 Optical Transport Network
  • Considerations when Deploying DWDM / CWDM systems.
  • Amplification techniques within Optical Systems.

Target Audience

Who Should Attend:

  • Project managers and team members that manage and work on CWDM/DWDM equipment projects.
  • Technical Managers that manage technicians and engineers that work with CWDM/DWDM equipment
  • Engineers and Technicians that work with or maintain CWDM/DWDM equipment.
  • Administration or Support staff who work within a Wave Division Multiplexer based environment.


Course Content: (11 topics)

  • Why CWDM/DWDM?
  • Considerations when working with optical systems.
  • The importance of fibre cleanliness in CWDM/DWDM systems.
  • Polarisation Mode Dispersion
  • Chromatic Dispersion
  • Methods of Attenuation in Optical Systems
  • Recommended rack installation, power and cooling requirements.
  • Operations and Maintenance considerations
  • G.709 Optical Transport Networks
  • Considerations when deploying CWDM / DWDM Systems
  • Amplification within Optical Systems


Delegates should have a sound understanding of Transmission Principles, SDH and IP technology.

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 Apr May Jun Jul Aug Sep
Virtual Classroom (London)
2 Days $2,340

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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