# Business case: communication hurdles on the shop floor

> With Ub-IoT installed on the machine, the data still has to reach the internet over a reliable connection. That is where the company firewall rules, the missing cable at the install point and the congested Wi-Fi show up. This lesson walks through each hurdle and the three connection options the device offers: Ethernet, Wi-Fi and LoRa.

Source: https://ubivis.ai/en-us/academy/intro-to-industry-4-0/business-case-connectivity/

Introduction to Industry 4.0 · Module 03: communication protocols · Lesson

With Ub-IoT installed on the machine, the data still has to reach the internet over a reliable connection. That is where the company firewall rules, the missing cable at the install point and the congested Wi-Fi show up. This lesson walks through each hurdle and the three connection options the device offers: Ethernet, Wi-Fi and LoRa.

## In this lesson

- Firewalls and access control: the IT rules for a new device to join the network
- Missing cabling and limited Wi-Fi coverage: cost, physical access and production downtime
- Congested wireless networks, instability and dropped communication
- Ethernet, Wi-Fi or LoRa: how the device adapts to what the plant already has

## Material for this lesson

[**Module 03 workbook: communication protocols** PDF in Portuguese, made to read and print.](https://ubivis.ai/assets/apostilas/introducao-industria-4-0-modulo-03.pdf) [**See the full course** 3 modules · 14 lessons](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/)

[Protocols on the shop floor](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/protocols-on-the-shop-floor/)

## Lessons

[Introduction: why going digital changes the bottom line 6 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/introduction/) [What Industry 4.0 is 6 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/what-is-industry-4-0/) [The Ubivis story, with the CEO 9 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/the-ubivis-story/) [The industry of the future 8 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/the-industry-of-the-future/) [How to reach the fourth industrial revolution 7 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/reaching-the-fourth-revolution/)

[How to digitize a process: sensors or actuators? 9 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/how-to-digitize-a-process/) [What is the difference between digital and analog signals? 8 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/digital-and-analog-signals/) [The Internet of Things 7 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/internet-of-things/) [IIoT vs. IoT 6 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/iiot-and-iot/) [Business case: Ub-IoT across 20 plants with SENAI 5 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/business-case-senai/)

[The OSI layers 7 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/osi-layers/) [Communication protocols 6 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/communication-protocols/) [Protocols on the shop floor 8 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/protocols-on-the-shop-floor/) [Business case: communication hurdles on the shop floor 7 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/business-case-connectivity/)