---
title: Lumberjack fields
description: Fields from Lumberjack input. 
url: https://docs-v3-preview.elastic.dev/elastic/beats/pull/50166/reference/filebeat/exported-fields-lumberjack
products:
  - Beats
  - Filebeat
applies_to:
  - Elastic Cloud Serverless: Generally available
  - Elastic Stack: Generally available
---

# Lumberjack fields
Fields from Lumberjack input.
<definitions>
  <definition term="lumberjack">
    Structured data received in an event sent over the Lumberjack protocol.
    type: flattened
  </definition>
</definitions>