Enterprise Internet of Things Handbook

Pros and cons of using fog computing in the IoT

Now let's quickly look at the pros and cons of this approach.

• Pros:
  • Ideal for multiple devices connected to a network.
  • The range between the edge router and hub is not a factor because these smart devices or edge nodes use long range or mesh-based communication.
  • All the edge nodes run a protocol such as Bluetooth, Zigbee, or Z-Wave, which are power-efficient and can run a CR2032 battery for years together.
  • The availability of the internet is not a factor for this smart network to work. The edge router is capable of taking on the role of a mini-cloud to emulate all its features.
• Cons:
  • The biggest con in a system like this is the necessity for a consumer to buy an edge router even though ...