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Build a Secure Swarm Cluster

Explore how to build and secure a Docker Swarm cluster using multiple manager and worker nodes. Understand the recommended configurations for high availability and practical setup using tools like Multipass or Play with Docker to manage and scale containers effectively.

We'll cover the following...

In this lesson, we’ll build a secure swarm cluster. The figure below shows a cluster with three managers and two workers.

A swarm cluster with three manager and two worker nodes
A swarm cluster with three manager and two worker nodes

We can build a different cluster, but the following rules usually apply:

  • Three or five managers are recommended for high availability
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