core/homeassistant/components/agent_dvr/strings.json

{
  "title": "Agent DVR",
  "config": {
    "step": {
      "user": {
        "title": "Set up Agent DVR",
        "data": {
          "host": "[%key:common::config_flow::data::host%]",
          "port": "[%key:common::config_flow::data::port%]"
        }
      }
    },
    "abort": {
      "already_configured": "Device is already configured"
    },
    "error": {
      "already_in_progress": "Config flow for device is already in progress.",
      "device_unavailable": "Device is not available"
    }
  }
}