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Re: [EAI] Re: UTF8SMTP mailbox on SMTP reply (Re: POLL: HDR= extension on MAIL FROM)

Chris Newman <Chris.Newman@Sun.COM> Mon, 09 April 2007 23:09 UTC

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Date: Mon, 09 Apr 2007 16:09:43 -0700
From: Chris Newman <Chris.Newman@Sun.COM>
Subject: Re: [EAI] Re: UTF8SMTP mailbox on SMTP reply (Re: POLL: HDR= extension on MAIL FROM)
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To: Harald Tveit Alvestrand <harald@alvestrand.no>, Kari Hurtta <hurtta+ietf@siilo.fmi.fi>
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Harald Tveit Alvestrand wrote on 4/9/07 15:31 +0200:
> I see at least 3 different ways to address that issue in an UTF8SMTP context:
>
> - Brutally suppress UTF8 mailbox names in responses (which will make VRFY
> <utf8> kind of pointless)
> - Always return mailboxes in some kind of encoded form (walks straight into
> all the issues with "automatic ACE" that we've debated and discarded so many
> times)
> - Have some kind of command from the client to the server saying "I am
> willing to accept UTF8 in responses".

Another option is to defer the issue of SMTP status response encoding to:

  <http://www.ietf.org/internet-drafts/draft-melnikov-smtp-lang-06.txt>

If the client negotiates the LANG extension, then the server is free to provide 
utf8@utf8 in the status text.

                - Chris


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