From a74ebf12801fa144bfbe372a0695568d2cfd8c72 Mon Sep 17 00:00:00 2001 From: Angela Costa Date: Mon, 4 Nov 2024 14:14:49 +0000 Subject: [PATCH] Adds more details to 0-RTT Connection Resumption docs --- .../optimization/protocol/0-rtt-connection-resumption.mdx | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/src/content/docs/speed/optimization/protocol/0-rtt-connection-resumption.mdx b/src/content/docs/speed/optimization/protocol/0-rtt-connection-resumption.mdx index 9f50a7018fa48ff..f99d35996f2f499 100644 --- a/src/content/docs/speed/optimization/protocol/0-rtt-connection-resumption.mdx +++ b/src/content/docs/speed/optimization/protocol/0-rtt-connection-resumption.mdx @@ -7,11 +7,13 @@ sidebar: import { FeatureTable, TabItem, Tabs } from "~/components"; -Zero round trip time resumption (0-RTT) improves performance for clients who have previously connected to your website. +Zero round trip time resumption (0-RTT) improves performance for clients who have previously connected to your website, reducing latency for returning users. This feature is especially beneficial for those who frequently visit your application or connect over mobile networks. -This feature particularly benefits end users who visit your application regularly or who use mobile networks. +We support 0-RTT for GET, HEAD, and OPTIONS requests, facilitating faster responses for these types of requests. Note that 0-RTT is not supported for POST requests. -For more details on what 0-RTT is, how it works, and potential limitations, refer to [our blog](https://blog.cloudflare.com/even-faster-connection-establishment-with-quic-0-rtt-resumption/). +In line with 0-RTT standards, we add the `Early-Data: 1` header to 0-RTT requests, which allows origin servers to identify when a request has used 0-RTT resumption. Customers should be able to see the `Early-Data: 1` header for any 0-RTT requests connecting to their origin. + +For more information on 0-RTT, including its functionality and potential limitations, refer to our [blog post](https://blog.cloudflare.com/even-faster-connection-establishment-with-quic-0-rtt-resumption/). ## Availability