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Guardian Air
Introduction
An overview of Guardian Air.
Operation
Learn how Guardian Air operates and what the different colors of the status indicator mean.

Guardian Air
- Introduction
  An overview of Guardian Air.
  - Guardian Air overview
    Guardian Air is a wireless security sensor for operational technology (OT) and Internet of Things (IoT) environments. It monitors in real-time activities from prominent wireless frequencies, to provide immediate visibility to connected assets and attack surfaces. Guardian Air seamlessly integrates with Vantage for unified visibility of wired, wireless and endpoint assets across your OT and IoT environments.
  - Description
    A description of the key characteristics of the Guardian Air sensor.
  - Operation
    Learn how Guardian Air operates and what the different colors of the status indicator mean.
- Requirements
  The machine and network requirements necessary to use Guardian Air.
- Installation
  Information and resources on how to install Guardian Air, and the different options and settings that are available.
- Troubleshooting
  Troubleshooting procedures to help you solve problems that might occur when you use Guardian Air.
- Print format documentation
  A list of all the print-format documentation that is available for Guardian Air.

Operation

Learn how Guardian Air operates and what the different colors of the status indicator mean.

Power cycling

Power button — Figure 1. Power button

You can power cycle the appliance in two ways:

Press the power button with a pen or a pointed object
Disconnect the power cable and then connect it again

LED indicators

Status LED — Figure 2. Status LED

Fixed yellow: the sensor has not obtained an internet protocol (IP) address.

Flashing yellow: the sensor had obtained an IP address, but it is not able to connect to Nozomi Networks services.

Flashing green: the sensor is ready to be connected to Vantage.

Fixed green: the sensor is operating correctly.