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Re: ALPN in ClientHello for protocols other than HTTP?

From: Daniel Stenberg <daniel_at_haxx.se>
Date: Wed, 27 Apr 2016 12:13:16 +0200 (CEST)

On Tue, 26 Apr 2016, Ray Satiro via curl-library wrote:

> I've been monitoring some FTPS in Wireshark and one thing I've noticed is
> the ClientHello contains the ALPN extension for http/1.1 and h2. Is it
> acceptable to be sending that for protocols other than HTTP?

No, that's plain wrong. *If* it would be sent, it should ask for the correct
protocols in the ALPN field but there won't be any such non-HTTP protocols
specified to use and no servers out there would look for any...

-- 
  / daniel.haxx.se
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Received on 2016-04-27