# Requirements ## Ansible controller Ansible Docker module is required on the Ansible controller. It can be installed using the below command: ```sh ansible-galaxy collection install community.docker:==3.8.0 ``` ## Managed host The role requires a running docker daemon and docker compose plugin installed on the target server. The role has been tested with . See examples for details. Please note that geerlingguy.docker role does not work on AmazonLinux2. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.slingnode.com/slingnode.ethereum/readme/requirements.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.