Subject: Re: STARTTLS & EHLO: Errata text?
From: Tony Finch <[email-masked]>
To: Paul Smith <[email-masked]>
Cc: John C Klensin <[email-masked]>, Tony Hansen <[email-masked]>, [email-masked]
Date: Fri, 30 Jan 2009 18:31:33 +0000
List-Id: <ietf-smtp.imc.org>

On Fri, 30 Jan 2009, Paul Smith wrote:
>
> Just going back a step, shouldn't it be worded something like
>
> "The client MUST send a EHLO command after a successful TLS negotiation
> if it wishes to start a mail transaction or use any SMTP extensions."
>
> Because that's actually what we mean.

Yes.

> Also, saying 'or a command that does not require that a mail transaction
> be open' means that you could use an SMTP extension which was advertised
> before the STARTTLS, as long as it doesn't involve a mail transaction,
> without resending EHLO.

No, because the client must disregard the pre-TLS extension list because
the protocol is reset to its initial state.

Tony.
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