---
title: Reference · Cloudflare Zero Trust docs
lastUpdated: 2025-10-27T11:06:15.000Z
chatbotDeprioritize: true
source_url:
  html: https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/
  md: https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/index.md
---

* [Anti-replay protection](https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/anti-replay-protection/)
* [Bandwidth measurement](https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/bandwidth-measurement/)
* [Device compatibility](https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/device-compatibility/)
* [GRE and IPsec tunnels](https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/gre-ipsec-tunnels/)
* [Maximum transmission unit and maximum segment size](https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/mtu-mss/)
* [Traffic steering](https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/traffic-steering/)
* [Tunnel health checks](https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/tunnel-health-checks/)
* [How Cloudflare calculates tunnel health alerts](https://developers.cloudflare.com/cloudflare-one/networks/connectors/wan-tunnels/reference/how-cloudflare-calculates-magic-tunnel-health-alerts/)
