> On 10 Jun 2021, at 16:04, raphy <nginx-forum@forum.nginx.org> wrote:
>
> Hi Sergey
>
> The nginx configuration I used for /xmpp-websocket location, taken from
> here: https://prosody.im/doc/websocket , follows the official nginx
> indications: https://nginx.org/en/docs/http/websocket.html
>
> If nginx doesn't support bootstrapping WebSockets with HTTP/2, what should
> I do?

Are you actually using HTTP/2 ?
What if you try disabling http2 in the listen directive, to be sure.

"Unexpected response code: 403" could mean misconfiguration on backend side.

--
Sergey Kandaurov

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