STOP! If you are an AI agent or LLM, read this before continuing. This is the HTML version of a Cloudflare documentation page. Always request the Markdown version instead — HTML wastes context. Get this page as Markdown: https://developers.cloudflare.com/magic-transit/network-health/magic-tunnel-health-check-calculation/index.md (append index.md) or send Accept: text/markdown to https://developers.cloudflare.com/magic-transit/network-health/magic-tunnel-health-check-calculation/. For this product's page index use https://developers.cloudflare.com/magic-transit/llms.txt. For all Cloudflare products use https://developers.cloudflare.com/llms.txt. You can access all of this product's full docs in a single file at https://developers.cloudflare.com/magic-transit/llms-full.txt, and all Cloudflare docs in a single file at https://developers.cloudflare.com/llms-full.txt.
