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Start with DWDM Fundamentals

Our most popular path. Structured modules from fiber basics to 400G coherent.

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Core Courses

Optical Network Fundamentals DWDM Technology Transport Networks & OTN Fiber Optics & Components Advanced Technologies

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Network Architecture & Design Network Operations & Mgmt Testing & Performance Protection & Reliability Network Automation Browse all courses →

Articles

700+ Technical Articles

In-depth coverage of DWDM, OTN, coherent optics, network design, and more — written by field engineers.

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Core Topics

Optical Networking Fundamentals Coherent Optics Network Planning & Design Network Architecture Networking Standards Submarine & Long-Haul

Operations & Testing

Networking Automation Network Testing Network Management Network Analysis Troubleshooting & Operations Network Security

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Technology Articles Data Center Interconnect Optical Trends & News Vendor & Product Landscape Tools & Simulators Careers & Learning Paths Browse all articles →

Tools

Design & Planning

OptiMap Pro PRO GuardBand Pro PRO DWDM Commissioning Checklist PRO Submarine Link Simulator PRO

Simulators

OSNR vs GOSNR PRO HCF Splice Loss Simulator FREE MapYourOTDR FREE Optical Link OSNR Sim FREE Fiber Cut & Availability FREE C+L SRS Visualiser FREE EDFA Gain & NF Sim FREE SpectraGuard Pro PRO

Calculators

Composite Power FREE Link Attenuation FREE Optical General Utility FREE Spectral Efficiency FREE Signal Reach FREE Fiber Latency FREE Shannon Limit FREE

Developer Tools

MapYourHTML FREE MapYourDiff+ FREE MapYourMarkdown FREE MapYourFile Comparison FREE MapYourExcels Pro FREE

Intelligent Optimizers

DWDM OSNR/GSNR Optimizer PRO Channel Power Equalizer PRO Amplifier Placement PREMIUM

Resources

Engineering Knowledge Base

Glossaries, troubleshooting guides, optical formulas, 80+ infographics, and ITU-T standards references.

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Reference & Knowledge Base

Optical Glossary Troubleshooting Guide Optical Network Alarms KB Specifications Reference OTN & ITU-T Explorer Coherent Optical Formulas

Infographics Collection

Optical Technologies (80+) Optical Fibers WDM OTN SDH/SONET/PDH Optical Impairments Ethernet All resources →

Career

Market Research & Analytics Interview Insights Salary Insights Quick Refresher

Books

MapYourTech eBooks Optical Network Comms Python & Jinja2 for Engineers Interview Buddy Series

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Curriculum

10 Sections
96 Lessons
10 Weeks

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Module 1: Light in Fiber
9
Module 2: Single-Mode vs. Multi-Mode Fiber
9
Module 3: Optical Attenuation
9
Module 4: WDM Principles
10
Module 5: DWDM and CWDM Channel Plans
10
Module 6: Optical Components
9
Module 7: Introduction to OTN
10
Module 8: Optical Network Topologies
10
Module 9: Reading an Optical Link Budget
11
Module 10: Careers in Optical Networking
9

Optical Networking Foundations Course

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