TechnologyThe StorytellerIntermediate
Industrial Networking in Practice, a free technology course on Tomo

Industrial Networking in Practice

Design resilient shop-floor networks and bridge operational systems to enterprise IT safely. Learn how to handle determinism, industrial protocols, physical zoning, and passive monitoring without bringing down live production lines.

Like Duolingo, but for Industrial Networking in Practice. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.

A short one: 12 levels across 2 sections, about 24 minutes end to end, roughly 5 days at five minutes a day. It moves through Structuring and Communicating on the Plant Floor and Bridging and Defending the Boundary. It assumes you already know the basics.

12 bite-size levelsAbout 5 minutes each

Free forever · No credit card · iPhone & Android

Otto the Otter, the guide who teaches the Industrial Networking in Practice course
Industrial Networking in Practice
with Otto the Otter
12
Levels
2
Sections
5
Min/day
What you'll learn

Key ideas in Industrial Networking in Practice

  • Level 0/1 covers field instruments and real-time controllers executing physical actions.
  • Level 2 aggregates supervisory HMIs directly viewing immediate machine operations.
  • Level 4 houses enterprise business servers entirely isolated from direct plant I/O.
  • Unmanaged switches broadcast multidirectional packets to every connected copper port.
  • Resource-constrained PLC network stacks crash or drop packets when flooded with ARP or multicast storms.
  • IGMP snooping and port-level broadcast limits on managed switches protect PLC CPU cycles.
  • East-west machine traffic needs bounded deterministic latency that wide switches disrupt.
  • Traversing plant core switches exposes local automation lines to unrelated facility traffic spikes.
  • Hierarchy of industrial network levels from field equipment to corporate business networks
  • Keeping east-west packets local to cell switches guarantees continuous operation if uplinks fail.
  • Why industrial switches inside work cells must filter broadcasts rather than using unmanaged hubs
  • Stretching Layer 2 VLANs across different cells creates a shared fault domain.
  • Layer 3 routing boundaries terminate Ethernet broadcast packets at the cell edge.
  • SIS logic solvers require air-gapped physical cabling or certified safety protocols like PROFIsafe.
  • Standard process control switches cannot mix non-safety and safety logic on standard unvalidated packets.
  • Safety networks enforce deterministic fail-safe states independently of supervisory control.
Why not just Google it

You've tried the other tabs

Wikipedia

Thirty open tabs. Four facts you actually kept.

YouTube

You watched. You nodded. By Sunday it was gone.

ChatGPT

One answer, then back to scrolling.

Online courses

Eight weeks. You meant to finish. You didn't.

Tomo gives Industrial Networking in Practice the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.

Try a question

Here's what playing it feels like

A real question from this course. Take your best guess.

Mapping the Factory Floor

What is the primary role of Level 2 in a plant network?

Get it right to open this lesson and 11 more in the app.

Course map

How to learn Industrial Networking in Practice, step by step

Go in order. 12 short levels across 2 sections, about 24 minutes in all, five minutes a day.

  1. 1

    Structuring and Communicating on the Plant Floor

    • Applying the Purdue Model to Physical Cells
    • Handling Determinism and Industrial Protocols
  2. 2

    Bridging and Defending the Boundary

    • Crossing the Industrial DMZ
    • Diagnosing and Monitoring Active Production

2 sections · 4 units · 12 levels. Built to play, not to enroll.

Questions

Questions about Industrial Networking in Practice

  1. How do I learn Industrial Networking in Practice?

    Go in order: start with Structuring and Communicating on the Plant Floor, then Bridging and Defending the Boundary. On Tomo that's 12 short levels, about 24 minutes in all, played five minutes a day. Start free and play the first level in under a minute.

  2. Is there a Duolingo-style app for Industrial Networking in Practice?

    Yes. Tomo works like Duolingo: short daily lessons, streaks and quick quizzes. Industrial Networking in Practice is one of its free courses, and you can type any other topic to get a course of your own.

  3. Is the Industrial Networking in Practice course free?

    Yes. Industrial Networking in Practice is playable on Tomo's free plan, which doesn't expire. No credit card, no waitlist. Download the app and start your first lesson.

  4. How long does it take to learn Industrial Networking in Practice?

    12 levels across 2 sections, about 24 minutes of play in total. It's built for five minutes a day, so you finish it a little at a time instead of all at once.

  5. Do I need any background to start Industrial Networking in Practice?

    No. It's pitched at an intermediate level, so it starts where you are and builds up. If you can tap a phone, you can start.

New

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How it's taught

You pick the voice

This course
The Storyteller

Industrial Networking in Practice is taught in the Storyteller style: every lesson is a story. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.

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