From ac052dc67290c199f7909fb0948b5d841851e8e6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=89milien=20Devos=20=28perso=29?= Date: Wed, 22 Feb 2023 11:44:28 +0100 Subject: [PATCH] Add notice about UDP 443 for http3 --- docs/hide-instance-behind-proxy-server.md | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/docs/hide-instance-behind-proxy-server.md b/docs/hide-instance-behind-proxy-server.md index 40e29de..5a0c865 100644 --- a/docs/hide-instance-behind-proxy-server.md +++ b/docs/hide-instance-behind-proxy-server.md @@ -238,8 +238,9 @@ Different web servers that support HTTP3: - NGINX, there is a tutorial here: https://www.nginx.com/blog/binary-packages-for-preview-nginx-quic-http3-implementation/ - Caddy, it's already enabled by default -1. Edit the previously added HTTP header by adapting it like this: +1. Whitelist the port UDP 443 in your firewall. +2. Edit the previously added HTTP header by adapting it like this: ``` alt-svc: h3="original.yourdomain.com:443"; ma=86400, h2="original.yourdomain.com:443"; ma=86400 ``` -2. Restart your web server. Check in the dev tools if you still see the IP address of your original server(s) and the HTTP3 protocol should be also displayed. +3. Restart your web server. Check in the dev tools if you still see the IP address of your original server(s) and the HTTP3 protocol should be also displayed.