< draft-ma-identifier-access-http-03.txt		draft-ma-identifier-access-http-04.txt >
	Internet Engineering Task Force C. Ma		Internet Engineering Task Force C. Ma
	Internet Draft J. Chen		Internet Draft J. Chen
	Intended status: Informational X. Fan		Intended status: Informational X. Fan
	Expires: December 21, 2022 M. Chen		Expires: June 21, 2022 M. Chen
	Z. Li		Z. Li
	China Academy of Information and Communications Technology		China Academy of Information and Communications Technology
	June 21, 2021		December 21, 2021
	HTTP Usage in the Industrial Internet Identifier Data Access		HTTP Usage in the Industrial Internet Identifier Data Access
	Protocol (IIIDAP)		Protocol (IIIDAP)
	draft-ma-identifier-access-http-03		draft-ma-identifier-access-http-04
	Status of this Memo		Status of this Memo
	This Internet-Draft is submitted in full conformance with the		This Internet-Draft is submitted in full conformance with the
	provisions of BCP 78 and BCP 79.		provisions of BCP 78 and BCP 79.
	Internet-Drafts are working documents of the Internet Engineering		Internet-Drafts are working documents of the Internet Engineering
	Task Force (IETF), its areas, and its working groups. Note that		Task Force (IETF), its areas, and its working groups. Note that
	other groups may also distribute working documents as Internet-		other groups may also distribute working documents as Internet-
	Drafts.		Drafts.
	skipping to change at page 1, line 35 ¶		skipping to change at page 1, line 35 ¶
	months and may be updated, replaced, or obsoleted by other documents		months and may be updated, replaced, or obsoleted by other documents
	at any time. It is inappropriate to use Internet-Drafts as reference		at any time. It is inappropriate to use Internet-Drafts as reference
	material or to cite them other than as "work in progress."		material or to cite them other than as "work in progress."
	The list of current Internet-Drafts can be accessed at		The list of current Internet-Drafts can be accessed at
	http://www.ietf.org/ietf/1id-abstracts.txt		http://www.ietf.org/ietf/1id-abstracts.txt
	The list of Internet-Draft Shadow Directories can be accessed at		The list of Internet-Draft Shadow Directories can be accessed at
	http://www.ietf.org/shadow.html		http://www.ietf.org/shadow.html
	This Internet-Draft will expire on December 21, 2021.		This Internet-Draft will expire on June 21, 2022.
	Copyright Notice		Copyright Notice
	Copyright (c) 2021 IETF Trust and the persons identified as the		Copyright (c) 2021 IETF Trust and the persons identified as the
	document authors. All rights reserved.		document authors. All rights reserved.
	This document is subject to BCP 78 and the IETF Trust's Legal		This document is subject to BCP 78 and the IETF Trust's Legal
	Provisions Relating to IETF Documents		Provisions Relating to IETF Documents
	(http://trustee.ietf.org/license-info) in effect on the date of		(http://trustee.ietf.org/license-info) in effect on the date of
	publication of this document. Please review these documents		publication of this document. Please review these documents
	skipping to change at page 2, line 49 ¶		skipping to change at page 2, line 49 ¶
	5.1. Positive Answers........................................ 6		5.1. Positive Answers........................................ 6
	5.2. Redirects .............................................. 6		5.2. Redirects .............................................. 6
	5.3. Negative Answers........................................ 7		5.3. Negative Answers........................................ 7
	5.4. Malformed Queries....................................... 7		5.4. Malformed Queries....................................... 7
	5.5. Rate Limits ............................................ 8		5.5. Rate Limits ............................................ 8
	5.6. Cross-Origin Resource Sharing (CORS).................... 8		5.6. Cross-Origin Resource Sharing (CORS).................... 8
	6. Security Considerations...................................... 8		6. Security Considerations...................................... 8
	7. Internationalization Considerations.......................... 9		7. Internationalization Considerations.......................... 9
	7.1. URIs and IRIs .......................................... 9		7.1. URIs and IRIs .......................................... 9
	7.2. Language Identifiers in Queries and Responses........... 9		7.2. Language Identifiers in Queries and Responses........... 9
	7.3. Language Identifiers in HTTP Headers .................... 9		7.3. Language Identifiers in HTTP Headers.................... 9
	8. IANA Considerations ......................................... 9		8. IANA Considerations ......................................... 9
	9. References .................................................. 9		9. References .................................................. 9
	9.1. Normative References.................................... 9		9.1. Normative References.................................... 9
	9.2. Informative References................................. 10		9.2. Informative References................................. 10
	Appendix A. Protocol Example................................... 12		Appendix A. Protocol Example................................... 12
	Appendix B. Cache Busting...................................... 13		Appendix B. Cache Busting...................................... 13
	Appendix C. Bootstrapping and Redirection...................... 14		Appendix C. Bootstrapping and Redirection...................... 14
	1. Introduction		1. Introduction
	skipping to change at page 10, line 40 ¶		skipping to change at page 10, line 40 ¶
	Recommendation, REC-cors-20140116, January 2014,		Recommendation, REC-cors-20140116, January 2014,
	<http://www.w3.org/TR/2014/REC-cors-20140116/>.		<http://www.w3.org/TR/2014/REC-cors-20140116/>.
	9.2. Informative References		9.2. Informative References
	[REST] Fielding, R. and R. Taylor, "Principled Design of the		[REST] Fielding, R. and R. Taylor, "Principled Design of the
	Modern Web Architecture", ACM Transactions on Internet		Modern Web Architecture", ACM Transactions on Internet
	Technology, Vol. 2, No. 2, May 2002.		Technology, Vol. 2, No. 2, May 2002.
	[RFC8259] Bray, T., Ed., "The JavaScript Object Notation (JSON) Data		[RFC8259] Bray, T., Ed., "The JavaScript Object Notation (JSON) Data
	Interchange Format", STD 90, RFC 8259,		Interchange Format", STD 90, RFC 8259, DOI
	DOI 10.17487/RFC8259, December 2017,		10.17487/RFC8259, December 2017,
	<https://www.rfc-editor.org/info/rfc8259>.		<https://www.rfc-editor.org/info/rfc8259>.
	[IDENTIFIER-SECURITY]		[IDENTIFIER-SECURITY]
	Ma, C., "Security Services for the Industrial Internet		Ma, C., "Security Services for the Industrial Internet
	Identifier Data Access Protocol (IIIDAP)", Work in		Identifier Data Access Protocol (IIIDAP)", Work in
	Progress, draft-mcd-identifier-access-security, June 2021.		Progress, draft-mcd-identifier-access-security, December
			2021.
	[IDENTIFIER-QUERY]		[IDENTIFIER-QUERY]
	Ma, C., "Industrial Internet Identifier Data Access		Ma, C., "Industrial Internet Identifier Data Access
	Protocol (IIIDAP) Query Format", Work in Progress, draft-		Protocol (IIIDAP) Query Format", Work in Progress, draft-
	mcd-identifier-access-query, June 2021.		mcd-identifier-access-query, December 2021.
	[IDENTIFIER-RESPONSES]		[IDENTIFIER-RESPONSES]
	Ma, C., "JSON Responses for the Industrial Internet		Ma, C., "JSON Responses for the Industrial Internet
	Identifier Data Access Protocol (IIIDAP)", Work in		Identifier Data Access Protocol (IIIDAP)", Work in
	Progress, draft-mcd-identifier-access-response, June 2021.		Progress, draft-mcd-identifier-access-response, December
			2021.
	[IDENTIFIER-AUTHORIZATION]		[IDENTIFIER-AUTHORIZATION]
	Ma, C., "Finding the Authoritative Registration Data		Ma, C., "Finding the Authoritative Registration Data
	(IIIDAP) Service", Work in Progress, draft-mcd-identifier-		(IIIDAP) Service", Work in Progress, draft-mcd-identifier-
	access-authority, June 2021.		access-authority, December 2021.
	Appendix A. Protocol Example		Appendix A. Protocol Example
	To demonstrate typical behavior of an IIIDAP client and server, the		To demonstrate typical behavior of an IIIDAP client and server, the
	following is an example of an exchange, including a redirect. The		following is an example of an exchange, including a redirect. The
	data in the response has been elided for brevity, as the data format		data in the response has been elided for brevity, as the data format
	is not described in this document. The media type used here is		is not described in this document. The media type used here is
	described in [IDENTIFIER-RESPONSES].		described in [IDENTIFIER-RESPONSES].
	An example of an IIIDAP client and server exchange:		An example of an IIIDAP client and server exchange:
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