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Setting up a Cisco ACI lab environment

Andrea Dainese
August 17, 2025
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Before diving into the technical aspects, it’s essential to prepare a dedicated environment for testing and development. Under no circumstances should integrations be tested directly on production systems. A safe, isolated environment is required.

Here are three recommended options:

  • ACI Simulator Always-On
  • Application Centric Infrastructure (ACI) Simulator
  • Cisco ACI Mini Fabric

ACI Simulator Always-On

Cisco provides a persistent sandbox environment known as the ACI Simulator Always-On. This is a continuously running instance of the ACI Simulator, publicly accessible to anyone with an internet connection.

The ACI Simulator emulates a small-scale fabric that includes:

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