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MAC addresses are similar to IP addresses: they’re both unique identifiers used to refer to specific devices on the network. It is commonly assigned to your device’s Network Interface Controller, meaning the hardware responsible for getting your device connected to the Internet. You can disable this behavior using the INJECT_FACTS_AS_VARS setting.Your Media Access Control (MAC) address is a method for uniquely identifying a device on WiFi, Ethernet, and Bluetooth networks. By default, you can also access some Ansible facts as top-level variables with the ansible_ prefix. You can access this data in the ansible_facts variable. Information about Ansible: magic variablesĪnsible facts are data related to your remote systems, including operating systems, IP addresses, attached filesystems, and more.

Variables related to Ansible are called magic variables. For example, you can use the IP address of one system as a configuration value on another system. With facts, you can use the behavior or state of one system as configuration on other systems. Variables related to remote systems are called facts. With Ansible you can retrieve or discover certain variables containing information about your remote systems or about Ansible itself. Controlling how Ansible behaves: precedence rulesĭiscovering variables: facts and magic variables .Virtualization and Containerization Guides.Protecting sensitive data with Ansible vault.Playbook Example: Continuous Delivery and Rolling Upgrades.Information about Ansible: magic variables.Discovering variables: facts and magic variables.