[Standards-JIG] Re: "JEP-0033: Extended Stanza Addressing" and email (RFC822)

Peter Saint-Andre stpeter at jabber.org
Wed Sep 15 23:03:29 UTC 2004


So shall we change that MUST NOT to MAY with the proviso you mention?

/psa

In article <82777bea0409051403338a9616 at mail.gmail.com>,
 Joe Hildebrand <hildjj at gmail.com> wrote:

> That's fine.  Having multiple reply-to's isn't such a bad thing, I
> guess, as long as it means "send to all of these, rather than the from
> address in the outer stanza".
> 
> This can be part of the implementation experience...
> 
> On Sat, 04 Sep 2004 06:10:13 +0200, Tijl Houtbeckers
> <thoutbeckers at splendo.com> wrote:
> > Currently I'm working on a project involving email and Jabber. This
> > involves mapping email address headers to Jabber ones. The most logical
> > solultion for this would ofcourse be JEP-0033, which starts out:
> > 
> > "A protocol that enables entities to include RFC822-style address headers
> > for XMPP stanzas in order to specify multiple recipients or sub-addresses."
> > 
> > However JEP-0033 Explicitly forbids multiple "reply-to" adressess:
> > 
> > "4.6.4 Address type='replyto'
> > 
> > This is the address to which all replies are requested to be sent. Clients
> > SHOULD respect this request unless an explicit override occurs. There MUST
> > NOT be more than a single replyto, replyroom, or noreply on a stanza.
> > [...]"
> > 
> > For email however, this is perfectly allowed! Let's take a look at RFC822:
> > 
> > "4.4.3.  REPLY-TO / RESENT-REPLY-TO
> > 
> >          This field provides a general  mechanism  for  indicating  any
> >          mailbox(es)  to which responses are to be sent. [...]"
> > 
> > Having multiple reply-to headers for an email isn't that rare either, you
> > see it occasionally on SJIG itself for example. Is there any good reason
> > that I missed for the JEP to explicitly forbid this?? It even adds later
> > on:
> > 
> > "7. Reply Handling
> > 
> > When replying to a message stanza that contains an extended address, the
> > following rules apply:
> > If more than one replyto or replyroom address is specified (bad protocol),
> > or if a noreply address is specified, a reply SHOULD NOT be generated.
> > [...]"
> > _______________________________________________
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> > Standards-JIG at jabber.org
> > https://jabberstudio.org/mailman/listinfo/standards-jig
> >




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