---
title: Data collection
description: Understand how Network Analytics collects packet data.
image: https://developers.cloudflare.com/core-services-preview.png
---

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# Data collection

For the purposes of mitigating DDoS attacks and providing traffic visibility through the Network Analytics dashboard, Cloudflare collects data from different protocols such as IP, IPv6, TCP, UDP, ICMP, GRE, and DNS.

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