core/homeassistant/components/agent_dvr/translations/en.json

{
    "config": {
        "abort": {
            "already_configured": "Device is already configured"
        },
        "error": {
            "already_in_progress": "Configuration flow is already in progress",
            "cannot_connect": "Failed to connect"
        },
        "step": {
            "user": {
                "data": {
                    "host": "Host",
                    "port": "Port"
                },
                "title": "Set up Agent DVR"
            }
        }
    }
}