< draft-ietf-tsvwg-tunnel-congestion-feedback-06.txt		draft-ietf-tsvwg-tunnel-congestion-feedback-07.txt >
	Internet Engineering Task Force X. Wei		Internet Engineering Task Force X. Wei
	INTERNET-DRAFT Huawei Technologies		INTERNET-DRAFT Y. Li
	Intended Status: Informational L.Zhu		Intended Status: Informational Huawei Technologies
	Expires: June 7, 2018 Huawei Technologies		Expires: November 7, 2019 S. Boutros
	L.Deng		VMware
			L. Geng
	China Mobile		China Mobile
	December 4, 2017		May 6, 2019
	Tunnel Congestion Feedback		Tunnel Congestion Feedback
	draft-ietf-tsvwg-tunnel-congestion-feedback-06		draft-ietf-tsvwg-tunnel-congestion-feedback-07
	Abstract		Abstract
	This document describes a method to measure congestion on a tunnel		This document describes a method to measure congestion on a tunnel
	segment based on recommendations from RFC 6040, "Tunneling of		segment based on recommendations from RFC 6040, "Tunneling of
	Explicit Congestion Notification", and to use IPFIX to communicate		Explicit Congestion Notification", and to use IPFIX to communicate
	the congestion measurements from the tunnel's egress to a controller		the congestion measurements from the tunnel's egress to a controller
	which can respond by modifying the traffic control policies at the		which can respond by modifying the traffic control policies at the
	tunnel's ingress.		tunnel's ingress.
	skipping to change at page 2, line 4 ¶		skipping to change at page 2, line 6 ¶
	time. It is inappropriate to use Internet-Drafts as reference		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/1id-abstracts.html		http://www.ietf.org/1id-abstracts.html
	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
	Copyright and License Notice		Copyright and License Notice
	Copyright (c) 2017 IETF Trust and the persons identified as the
			Copyright (c) 2019 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
	carefully, as they describe your rights and restrictions with respect		carefully, as they describe your rights and restrictions with respect
	to this document. Code Components extracted from this document must		to this document. Code Components extracted from this document must
	include Simplified BSD License text as described in Section 4.e of		include Simplified BSD License text as described in Section 4.e of
	the Trust Legal Provisions and are provided without warranty as		the Trust Legal Provisions and are provided without warranty as
	skipping to change at page 17, line 25 ¶		skipping to change at page 17, line 25 ¶
	[TO BE REMOVED: This registration should take place at the following		[TO BE REMOVED: This registration should take place at the following
	location: http://www.iana.org/assignments/ipfix/ipfix.xhtml#ipfix-		location: http://www.iana.org/assignments/ipfix/ipfix.xhtml#ipfix-
	information-elements]		information-elements]
	9. References		9. References
	9.1 Normative References		9.1 Normative References
	[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate		[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
	Requirement Levels", BCP 14, RFC 2119, March 1997,		Requirement Levels", BCP 14, RFC 2119, March 1997.
	<http://www.rfc-editor.org/info/rfc2119>.
	[RFC3168] Ramakrishnan, K., Floyd, S., and D. Black, "The Addition		[RFC3168] Ramakrishnan, K., Floyd, S., and D. Black, "The Addition
	of Explicit Congestion Notification (ECN) to IP",		of Explicit Congestion Notification (ECN) to IP",
	RFC 3168, September 2001, <http://www.rfc-		RFC 3168, September 2001.
	editor.org/info/rfc3168>.
	[RFC3550] Schulzrinne, H., Casner, S., Frederick, R., and V.		[RFC3550] Schulzrinne, H., Casner, S., Frederick, R., and V.
	Jacobson, "RTP: A Transport Protocol for Real-Time		Jacobson, "RTP: A Transport Protocol for Real-Time
	Applications", STD 64, RFC 3550, July 2003,		Applications", STD 64, RFC 3550, July 2003.
	<http://www.rfc-editor.org/info/rfc3550>.
	[RFC3758] Stewart, R., Ramalho, M., Xie, Q., Tuexen, M., and P.		[RFC3758] Stewart, R., Ramalho, M., Xie, Q., Tuexen, M., and P.
	Conrad, "Stream Control Transmission Protocol (SCTP)		Conrad, "Stream Control Transmission Protocol (SCTP)
	Partial Reliability Extension", RFC 3758, May 2004,		Partial Reliability Extension", RFC 3758, May 2004.
	<http://www.rfc-editor.org/info/rfc3758>.
	[RFC4340] Kohler, E., Handley, M., and S. Floyd, "Datagram		[RFC4340] Kohler, E., Handley, M., and S. Floyd, "Datagram
	Congestion Control Protocol (DCCP)", RFC 4340, March 2006,		Congestion Control Protocol (DCCP)", RFC 4340, March 2006.
	<http://www.rfc-editor.org/info/rfc4340>.
	[RFC4960] Stewart, R., Ed., "Stream Control Transmission Protocol",		[RFC4960] Stewart, R., Ed., "Stream Control Transmission Protocol",
	RFC 4960, September 2007, <http://www.rfc-		RFC 4960, September 2007.
	editor.org/info/rfc4960>.
	[RFC6040] Briscoe, B., "Tunnelling of Explicit Congestion		[RFC6040] Briscoe, B., "Tunnelling of Explicit Congestion
	Notification", RFC 6040, November 2010, <http://www.rfc-		Notification", RFC 6040, November 2010.
	editor.org/info/rfc6040>.
	[RFC7011] Claise, B., Ed., Trammell, B., Ed., and P. Aitken,
	"Specification of the IP Flow Information Export (IPFIX)
	Protocol for the Exchange of Flow Information", STD 77,
	RFC 7011, September 2013, <http://www.rfc-
	editor.org/info/rfc7011>.
	[RFC7013] Trammell, B. and B. Claise, "Guidelines for Authors and
	Reviewers of IP Flow Information Export (IPFIX)
	Information Elements", BCP 184, RFC 7013, September 2013,
	<http://www.rfc-editor.org/info/rfc7013>.
	[CONEX] Matt Mathis, Bob Briscoe. "Congestion Exposure (ConEx)		[CONEX] Matt Mathis, Bob Briscoe. "Congestion Exposure (ConEx)
	Concepts, Abstract Mechanism and Requirements", RFC7713,		Concepts, Abstract Mechanism and Requirements", RFC7713,
	December 2015		December 2015
	9.2 Informative References		9.2 Informative References
	[RFC8084] G. Fairhurst. "Network Transport Circuit Breakers", draft-		[RFC8084] G. Fairhurst. "Network Transport Circuit Breakers", draft-
	ietf-tsvwg-circuit-breaker-01, April 02, 2015		ietf-tsvwg-circuit-breaker-01, April 02, 2015
	10. Acknowledgements		10. Acknowledgements
	Thanks Bob Briscoe for his insightful suggestions on the basic		Thanks Bob Briscoe for his insightful suggestions on the basic
	mechanisms of congestion information collection and many other useful		mechanisms of congestion information collection and many other useful
	comments. Thanks David Black for his useful technical suggestions.		comments. Thanks David Black for his useful technical suggestions.
	Also, thanks Anthony Chan, Jake Holland, John Kaippallimalil and		Also, thanks Lei Zhu, Lingli Deng, Anthony Chan, Jake Holland, John
	Vincent Roca for their careful reviews.		Kaippallimalil and Vincent Roca for their careful reviews.
	Authors' Addresses		Authors' Addresses
	Xinpeng Wei		Xinpeng Wei
	Beiqing Rd. Z-park No.156, Haidian District,		Beiqing Rd. Z-park No.156, Haidian District,
	Beijing, 100095, P. R. China		Beijing, 100095, P. R. China
	E-mail: weixinpeng@huawei.com		EMail: weixinpeng@huawei.com
	Zhu Lei		Yizhou Li
	Beiqing Rd. Z-park No.156, Haidian District,		Huawei Technologies
	Beijing, 100095, P. R. China		101 Software Avenue,
	E-mail:lei.zhu@huawei.com		Nanjing 210012
	Lingli Deng		China
	Beijing, 100095, P. R. China
	E-mail: denglingli@gmail.com		Phone: +86-25-56624584
			EMail: liyizhou@huawei.com
			Sami Boutros
			VMware, Inc.
			EMail: boutross@vmware.com
			Liang Geng
			China Mobile
			EMail: gengliang@chinamobile.com
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