I thought the wording for client support of TLS was MUST
and not SHOULD?
> -----Original Message-----
> From: Scott Isaacson [SMTP:SISAACSON at novell.com]
> Sent: Saturday, December 20, 1997 12:25 AM
> To: ipp at pwg.org> Subject: IPP> MOD - new 971219 model document posted
>> I have posted a new model document at:
>>>ftp://ftp.pwg.org/pub/pwg/ipp/new_MOD/ipp-model-971219.pdf>ftp://ftp.pwg.org/pub/pwg/ipp/new_MOD/ipp-model-971219-ref.pdf>ftp://ftp.pwg.org/pub/pwg/ipp/new_MOD/draft-ietf-ipp-model-08.txt>ftp://ftp.pwg.org/pub/pwg/ipp/new_MOD/ipp-model-971219.doc>> MANY thanks to Tom for his editing help. Also, an apology to Tom for
> not getting in his latest IANA considerations section.
>> I will be sending the posted TXT doc to the IETF Internet-Drafts
>> Here is a summary of the changes from since 971107 (the rev version is
> against 971101) which was the doc issued just prior to the WG final
>> 1. Added a new Introduction that gives a better roadmap of not only
> model document, but all of the IPP documents.
>> 2. Split Get-Attributes into Get-Job-Attributes and
>> 3. Added a new MANDATORY Request ID to each Request and Response
>> 4. Clarified the description of each of the attribute groups
>> 5. Added length constraints for all 'text' and 'name' attribute.
> the MAX for 'text' and 'name' went from 4096 to 1024
>> 6. Removed all references to HTTP/1.1 (except for referencing IPP-PRO
>> 7. Made the target attribute ("printer-uri" for Printer etc) a
> operation attribute
>> 8. Added -default and generated- and -configured as decided in LA
>> 9. Clarified natural language acceptance rules and Natural Language
> Override rules
>> 10. Client SHOULD NOT send invalid combo of charset and natural
> (Printer will accept)
>> 11. Clarified that "status-message" is an OPTIONAL operation attribute
>> 12. Generally made strict rules on what a sender sends and forgiving
> on what a receiver receives.
>> 13. Removed 3.1.5 and moved it all to section 8
>> 14. Made version rules more practical
>> 15. Encoding rules and order of first bytes in application/ipp is NOT
> ALLOWED to change (this is op, version, and request id). This will
> consistent across all versions
>> 16. Made compression, job-k-octets, job-media-sheets, and
> operation attributes. Aligned these with Job MIB
>> 17. Clarified Unsupported Attributes group in responses and made it
> possible for ALL operations to return unsupported attributes
>> 18. Added 'no-value' out-of-band value and made better rules for
>> 19. Added 'textWithLanguage' and 'nameWithLanguage'
>> 20. Removed "copies-collated-*"
>> 21. Made priority default apply at submission time
>> 22. Clarified that page ranges are ascending, non-overlapping
>> 23. Removed '0' for n-up
>> 24. "media-ready" is OPTIONAL
>> 25. Added an ALL new security section (TLS vs non-TLS, Printers
> support TLS, clients SHOULD support TLS, added "printer-tls-uri",
>> 26. Defined categories for text and name attributes (catagorized by
> of value client vs Printer vs operator vs admin vs vendor etc) Placed
> and text attributes in each catagory. Gave better rules for which
> and which defaults apply to which categories
>> 27. Fixed up rules for 'requeting-user-name" vs authentication service
> and which is which and who each applies to "job-originating-user"
>> 28. Provided a TLS ciphersuite profile for IPP
>> 29. Added 'not-accepting-jobs' error code
>> 30. All new 15.3 and 15.4 sections on suggested steps for validating