PWG Mail Archive: RE: PWG> PWG Proposed Standard versus PWG

RE: PWG> PWG Proposed Standard versus PWG Draft Standard

From: Dennis Carney (dcarney@us.ibm.com)
Date: Tue Jan 14 2003 - 13:40:46 EST

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    As a result of all this, are we going to update the currently-existing "PWG
    Standards" (http://www.pwg.org/standards.html) with the correct status?

    Of the five standards:
    - Three (5100.1, 5100.2, and 5100.3) are marked as "PWG Draft" but I
    believe they have gone through only one Last Call and no vote.
    - One (5100.4) is marked as a "PWG Trial Use Standard", and says to look at
    the PWG Process to find out what that is, but the PWG Process document has
    no mention of such a thing.
    - One (5101.1) is marked as a "PWG Standard", and although I don't know
    exactly how many Last Calls, votes, etc. it has had, I'm pretty sure it has
    not followed the requisite steps to be called a "PWG Standard".

    If we're going to have a process, and expect it to be followed, I think we
    really need to look at these five and bring them into compliance.

    Dennis

                                                                                                                                                       
                          "Hastings, Tom N"
                          <hastings@cp10.es To: Harry Lewis/Boulder/IBM@IBMUS, "Hastings, Tom N" <hastings@cp10.es.xerox.com>
                          .xerox.com> cc: Gail Songer <gsonger@peerless.com>, pwg@pwg.org, "Seeler, Rick" <rseeler@adobe.com>
                          Sent by: Subject: RE: PWG> PWG Proposed Standard versus PWG Draft Standard
                          owner-pwg@pwg.org
                                                                                                                                                       
                                                                                                                                                       
                          01/14/03 10:54 AM
                                                                                                                                                       
                                                                                                                                                       

    Harry,

    So you are suggesting that the PWG names and steps are the same as the
    IETF, which will help us all understand the PWG process better. I think
    this is fine. And thanks for updating the PWG Process Document.

    So we still need a name for the various versions of documents that lead up
    to the Last Call. I think that the current PWG process document uses the
    term "PWG Working Draft". So the template that I was working on for
    IEEE-ISTO PWG standards should be for a "PWG Working Draft", not for a "PWG
    Proposed Standard" or a "PWG Draft Standard". I can make a second template
    for the PWG Proposed Standard which just changes the few items from "PWG
    Working Draft" to "PWG Proposed Standard". OK?

    This terminology and PWG steps map nicely and has a similar sound to the
    IETF equivalents. The equivalents to the "PWG Working Draft" is the IETF
    "INTERNET DRAFT".

    So the complete PWG process is:

    PWG Working Draft - many each with a distinguishing decimal version number
    (0.1, 0.2, 0.3 ... 0.9, 0.10, 0.11, 0.12 ...) leading up to Last Call (1),
    Last Call (2), or Last Call (3).

    Last Call (1) + Vote -> Proposed Standard Version 1.0. If it is revised,
    then repeat at this level with a new version number, either 1.1, or 2.0.

    Last Call (2) + Vote + Steering Committee -> Draft Standard Inherits the
    version number from the last Proposed

    Last Call (3) + Vote + SC + General Acceptance and Interop -> Standard
    Inherits the version number from the last Proposed

    And the comparison of the PWG Process with the IETF Process is:
    PWG Process -- IETF Equivalent
    -------------------- ----------------------
    PWG Working Draft -- Internet Draft
    PWG Proposed Standard -- IETF Proposed Standard
    PWG Draft Standard -- IETF Draft Standard
    PWG Standard -- IETF Standard

    and the Last Call requirements are the same for each step as well.

    The one difference between the PWG process and the IETF process, is that
    you are only requiring interop for going from Draft standard to Standard.
    I think this is a mistake, since one of the purposes of the interop is to
    fix the document. So I'd suggest adding back interop to going to Draft
    Standard as well. And that we do interop after a Proposed Standard is
    approved and decide whether to have another version of the Proposed
    Standard or whether we can go on to Draft standard.

    Right?

    Tom
          -----Original Message-----
          From: Harry Lewis [mailto:harryl@us.ibm.com]
          Sent: Friday, January 10, 2003 14:29
          To: Hastings, Tom N
          Cc: Gail Songer; pwg@pwg.org; Seeler, Rick
          Subject: Re: PWG> PWG Proposed Standard versus PWG Draft Standard

          I don't think it is healthy to relate our process steps to IETF. This
          is an unfortunate artifact. I re-read and feel the doc is pretty
          clear.
          Last Call (1) + Vote -> Proposed Standard
          Last Call (2) + Vote + Steering Committee -> Draft Standard
          Last Call (3) + Vote + SC + General Acceptance and Interop ->
          Standard
          I'm sure there is room for clean-up. I will try to remove references
          to IETF and add clarification where necessary and repost the document

          ----------------------------------------------
          Harry Lewis
          IBM Printing Systems
          ----------------------------------------------

                                                                               
       "Hastings, Tom N"
       <hastings@cp10.es.xerox.com> To: pwg@pwg.org
                                            cc: Gail Songer
       Sent by: owner-pwg@pwg.org <gsonger@peerless.com>, "Seeler, Rick"
                                    <rseeler@adobe.com>
                                            Subject: PWG> PWG Proposed
       12/11/2002 06:01 PM Standard versus PWG Draft Standard
                                                                               

          PWG,

          Our PWG Process document needs some work. There is confusion about
          the
          different steps in the PWG standards process. Dennis Carney and I
          re-read
          the current process document, available as .pdf from the Chair's
          page.

          In fact, the Tab at the top of the Chair's page gets you to a
          different
          version of the process document
          (http://www.pwg.org/chair/pwg-process-990825.pdf)
          than the first process document described as:
          Review the Printer Working Group Standards Process document (pdf)
          (http://www.pwg.org/chair/pwg-process-991021.pdf)
          The latter fixes typos in the former with revision marks. The latter
          attempts to map the PWG documents to the IETF documents by saying:

          PWG working group charter is equivalent to an IETF working group
          charter.
          PWG Proposed Standard maps to an initial IETF Internet Draft
          PWG Draft Standard maps to an IETF RFC Proposed Standard.
          PWG Standard maps to an IETF RFC Draft Standard.
          There is no PWG equivalent to the IETF Standard.

          The intent of the PWG process was to skip one of the hurdles that the
          IETF
          has. So the first Last Call would be to transition a PWG Proposed
          Standard
          to a PWG Draft standard. We thought that only one round of
          interoperability
          tests were necessary (though more could be held) after reaching PWG
          Draft
          Standard status in order to transition to PWG Standard.

          However, reading the text of the process document (sections 3.3, 3.4,
          and
          3.5) and the table at the end, Dennis and I agree that it isn't very
          clear
          whether the Last Call is needed to get to a Proposed Standard. If
          so, then
          the predecessor to a Proposed Standard is a series of "PWG Working
          Drafts"
          (not versions of a PWG Proposed Standard), according to section 3.3
          and the
          Table at the end. And then another Last Call to get to a Draft
          Standard.
          And a third Last Call to get to a PWG Standard. If so, then we would
          have
          the same number of stages in the PWG and the IETF. If we did, what
          do we
          call the versions of the document before the first Last Call? These
          would
          correspond to what the IETF calls Internet-Drafts.

          The current 5100.1, .2, and .3 say PWG Draft Standard, because they
          have
          gone through their first Last Call, but have not had interoperability
          testing.

          The Media Standard is silent, so the Media standard looks like it is
          a PWG
          Standard, though no interoperability tests have taken place.

          Anyway, the IPPFAX and PDF/is documents are ready for a Last Call.
          We're
          just not sure what to call the specifications before the Last Call is
          successful:
          PWG Working Drafts to become a PWG Proposed Standard
          or versions of a PWG Proposed Standard to become a PWG Draft
          Standard.

          Several people ought to take over the PWG Process document and work
          together
          after we agree as to how many steps and Last Calls we want.

          Tom

          -----Original Message-----
          From: Gail Songer [mailto:gsonger@peerless.com]
          Sent: Monday, December 09, 2002 13:43
          To: pwg-announce@pwg.org
          Subject: PWG-ANNOUNCE> IPPFax Working Group Last Call for "PDF
          Image-Streamable Format - PDF/is" and "IPPFAX/1.0 Protocol" to move
          to
          Proposed

          The last "Last Call" incorrectly requested that the two documents in
          question be moved to DRAFT. They instead should be moved to
          PROPOSED.

          The modified "Last Call" is attached.

          __________________

          Do NOT send comments by a Reply-All to this email. Instead, send
          comments
          to the ifx@pwg.org DL (to which you must be subscribed).

          All,

          This is a working group Last Call to move the specifications "PDF
          Image-Streamable Format - PDF/is" and "IPPFAX/1.0 Protocol" to
          Proposed.

          PDF and Word versions of the drafts are posted at the pwg web site
          as:

               ftp://ftp.pwg.org/pub/pwg/QUALDOCS/pwg-ifx-pdfis-P04-021122.doc
               ftp://ftp.pwg.org/pub/pwg/QUALDOCS/pwg-ifx-pdfis-P04-021122.pdf
               ftp://ftp.pwg.org/pub/pwg/QUALDOCS/pwg-ifx-ippfax-P13-021122.doc
               ftp://ftp.pwg.org/pub/pwg/QUALDOCS/pwg-ifx-ippfax-P13-021122.pdf

          The Last Call notice follows:

          This is a formal request for final within the IPPFax Working Group in
          order
          to move two documents to Proposed Standard. These documents are "PDF
          Image-Streamable Format - PDF/is" and the "IPPFAX/1.0 Protocol".
          These are
          IPP Working Group products, which have been discussed since early
          2001. It
          is the intent, once all comments have been address, to progress these
          documents to Proposed Standard.

          Last Calls are for a minimum of 2 weeks. The period for the Working
          Group
          comments will close on Dec 20, 2002(US Pacific time reference).

          The relevant documents are:

                      Title : IPPFAX/1.0 Protocol
                      Author(s) : Thomas N. Hastings, Ira McDonald,
          Paul
          Moore, Gail Songer, John Pulera, Rick Seeler
                      Filename :
          ftp://ftp.pwg.org/pub/pwg/QUALDOCS/pwg-ifx-ippfax-P13-021122.pdf
                      Pages : 69
                      Date : 22 Nov 2002

          IPPFAX is used to provide a synchronous, reliable exchange of image
          Documents between clients and servers. The primary use envisaged of
          this
          protocol is to provide a synchronous image transmission service for
          the
          Internet. Contrast this with the Internet FAX protocol specified in
          [RFC2305] and [RFC2532] that uses the SMTP mail protocol as a
          transport.

          The IPPFAX/1.0 protocol is a specialization of the IPP/1.1 [RFC2911],
          [RFC2910] protocol supporting a subset of the IPP operations with
          increased
          conformance requirements in some cases, some restrictions in other
          cases,
          and some additional REQUIRED attributes. The IPPFAX Protocol uses
          the
          'ippfax' URL scheme (instead of the 'ipp' URL scheme) in all its
          operations. Most of the new attributes defined in this document MAY
          be
          supported by IPP Printers as OPTIONAL extensions to IPP as well. In
          addition, IPPFAX/1.0 REQUIRES the support of the IPP Event
          Notification
          mechanism [ipp-ntfy] using the 'ippget' Pull Delivery Method
          [ipp-get-method].

          An IPPFAX Printer object is called a Receiver. A Receiver MUST
          support at
          least the PDF/is S Profile as specified in [ifx-pdfis] which is
          defined for
          the 'application/pdf' document format MIME type . A Print System MAY
          be
          configured to support both the IPPFAX and IPP protocols concurrently,
          but
          each protocol requires separate Printer objects with distinct URLs.

                      Title : PDF Image-Streamable Format - PDF/is
                      Author(s) : Rick Seeler
                      Filename :
          ftp://ftp.pwg.org/pub/pwg/QUALDOCS/pwg-ifx-pdfis-P04-021122.pdf
                      Pages : 33
                      Date : 22 Nov 2002

          PDF/is is an image document format intended for use by, but not
          limited to,
          the IPPFAX protocol, which is used to provide a synchronous, reliable
          exchange of image Documents between Senders and Receivers. PDF/is
          makes
          reference to the PDF 1.4 Reference [pdf], which describes the PDF
          representation of image data specified by the ITU-T Recommendations
          for
          black-and-white facsimile (see [T.4], [T.6]), the ISO/IEC
          Specifications
          for Digital Compression and Coding of Continuous-Tone Still Images
          (see
          [jpeg]), and Lossy/Lossless Coding of Bi-Level Images (see [jbig2]),
          and
          the general purpose Flate compression methods (see [RFC1950] and
          [RFC1951]).

          PDF/is is an image-only, streamable, subset specification of PDF 1.4
          [pdf]
          and, as such, follows all of the specification requirements of PDF.

          Gail Songer
          Peerless Systems Corp
          650.358.8875



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