Re: [EAI] Comments on draft-ietf-eai-downgrade-04

[Harald Alvestrand <harald at alvestrand.no>]

Charles Lindsey wrote:
> On Tue, 31 Jul 2007 11:22:28 +0100, <fujiwara at jprs.co.jp> wrote:
>
> > Thank you very much for your comments.
> >
> > > From: "Charles Lindsey" <chl at clerew.man.ac.uk>
> > > Sorr
> > > > 4.  SMTP Downgrading
> > > >   MTA replaces non-ASCII mail address with specified alternative US-
> > > >    ASCII address when downgrading.  Before replacing, decode the ALT-
> > > >    ADDRESS parameter value because it is encoded as xtest [RFC3461].
> > >
> > > Eh? That last sentence only applies to an ORCPT parameter, I think.
> >
> > smtpext-07 section 2.4 says:
> >     ALT-ADDRESS-parameter="ALT-ADDRESS=" ALT-ADDRESS-esmtp-value
> >     ALT-ADDRESS-esmtp-value=xtext
>
> Hmmm! When did we decide that - I had not spotted it, though it seems 
> to have changed between March and April this year? What was the reason 
> (I don't necessarily object, but I would like to understand it). 
When we remembered that an ALT-ADDRESS is an RFC-822 address, and thus 
can contain spaces and other characters that mess with syntax if unencoded.

                 Harald


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