< draft-ietf-ippm-ioam-direct-export-00.txt		draft-ietf-ippm-ioam-direct-export-01.txt >
	IPPM H. Song		IPPM H. Song
	Internet-Draft Futurewei		Internet-Draft Futurewei
	Intended status: Standards Track B. Gafni		Intended status: Standards Track B. Gafni
	Expires: August 9, 2020 Mellanox Technologies, Inc.		Expires: February 6, 2021 Mellanox Technologies, Inc.
	T. Zhou		T. Zhou
	Z. Li		Z. Li
	Huawei		Huawei
	F. Brockners		F. Brockners
	S. Bhandari		S. Bhandari
	R. Sivakolundu		R. Sivakolundu
	Cisco		Cisco
	T. Mizrahi, Ed.		T. Mizrahi, Ed.
	Huawei Smart Platforms iLab		Huawei Smart Platforms iLab
	February 6, 2020		August 5, 2020
	In-situ OAM Direct Exporting		In-situ OAM Direct Exporting
	draft-ietf-ippm-ioam-direct-export-00		draft-ietf-ippm-ioam-direct-export-01
	Abstract		Abstract
	In-situ Operations, Administration, and Maintenance (IOAM) is used		In-situ Operations, Administration, and Maintenance (IOAM) is used
	for recording and collecting operational and telemetry information.		for recording and collecting operational and telemetry information.
	Specifically, IOAM allows telemetry data to be pushed into data		Specifically, IOAM allows telemetry data to be pushed into data
	packets while they traverse the network. This document introduces a		packets while they traverse the network. This document introduces a
	new IOAM option type called the Direct Export (DEX) option, which is		new IOAM option type called the Direct Export (DEX) option, which is
	used as a trigger for IOAM data to be directly exported without being		used as a trigger for IOAM data to be directly exported without being
	pushed into in-flight data packets.		pushed into in-flight data packets.
	skipping to change at page 1, line 46 ¶		skipping to change at page 1, line 46 ¶
	Internet-Drafts are working documents of the Internet Engineering		Internet-Drafts are working documents of the Internet Engineering
	Task Force (IETF). Note that other groups may also distribute		Task Force (IETF). Note that other groups may also distribute
	working documents as Internet-Drafts. The list of current Internet-		working documents as Internet-Drafts. The list of current Internet-
	Drafts is at https://datatracker.ietf.org/drafts/current/.		Drafts is at https://datatracker.ietf.org/drafts/current/.
	Internet-Drafts are draft documents valid for a maximum of six months		Internet-Drafts are draft documents valid for a maximum of six months
	and may be updated, replaced, or obsoleted by other documents at any		and may be updated, replaced, or obsoleted by other documents at any
	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."
	This Internet-Draft will expire on August 9, 2020.		This Internet-Draft will expire on February 6, 2021.
	Copyright Notice		Copyright Notice
	Copyright (c) 2020 IETF Trust and the persons identified as the		Copyright (c) 2020 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
	(https://trustee.ietf.org/license-info) in effect on the date of		(https://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 3, line 10 ¶		skipping to change at page 3, line 10 ¶
	This document defines a new IOAM option type (also known as an IOAM		This document defines a new IOAM option type (also known as an IOAM
	type) called the Direct Export (DEX) option. This option is used as		type) called the Direct Export (DEX) option. This option is used as
	a trigger for IOAM nodes to export IOAM data to a receiving entity		a trigger for IOAM nodes to export IOAM data to a receiving entity
	(or entities). A "receiving entity" in this context can be, for		(or entities). A "receiving entity" in this context can be, for
	example, an external collector, analyzer, controller, decapsulating		example, an external collector, analyzer, controller, decapsulating
	node, or a software module in one of the IOAM nodes.		node, or a software module in one of the IOAM nodes.
	This draft has evolved from combining some of the concepts of PBT-I		This draft has evolved from combining some of the concepts of PBT-I
	from [I-D.song-ippm-postcard-based-telemetry] with immediate		from [I-D.song-ippm-postcard-based-telemetry] with immediate
	exporting from [I-D.mizrahi-ippm-ioam-flags].		exporting from [I-D.ietf-ippm-ioam-flags].
	2. Conventions		2. Conventions
	2.1. Requirement Language		2.1. Requirement Language
	The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",		The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
	"SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this		"SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
	document are to be interpreted as described in [RFC2119].		document are to be interpreted as described in [RFC2119].
	2.2. Terminology		2.2. Terminology
	skipping to change at page 8, line 24 ¶		skipping to change at page 8, line 24 ¶
	the use cases that the Hop_Lim/Node_ID cannot cover, and on the		the use cases that the Hop_Lim/Node_ID cannot cover, and on the
	other hand it does not require transit switches to update the		other hand it does not require transit switches to update the
	option if it is not supported or disabled. Further discussion is		option if it is not supported or disabled. Further discussion is
	required about the tradeoff between the two alternatives.		required about the tradeoff between the two alternatives.
	8. References		8. References
	8.1. Normative References		8.1. Normative References
	[I-D.ietf-ippm-ioam-data]		[I-D.ietf-ippm-ioam-data]
	Brockners, F., Bhandari, S., Pignataro, C., Gredler, H.,		Brockners, F., Bhandari, S., and T. Mizrahi, "Data Fields
	Leddy, J., Youell, S., Mizrahi, T., Mozes, D., Lapukhov,		for In-situ OAM", draft-ietf-ippm-ioam-data-10 (work in
	P., remy@barefootnetworks.com, r., daniel.bernier@bell.ca,		progress), July 2020.
	d., and J. Lemon, "Data Fields for In-situ OAM", draft-
	ietf-ippm-ioam-data-08 (work in progress), October 2019.
	[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,		Requirement Levels", BCP 14, RFC 2119,
	DOI 10.17487/RFC2119, March 1997,		DOI 10.17487/RFC2119, March 1997,
	<https://www.rfc-editor.org/info/rfc2119>.		<https://www.rfc-editor.org/info/rfc2119>.
	8.2. Informative References		8.2. Informative References
	[I-D.mizrahi-ippm-ioam-flags]		[I-D.ietf-ippm-ioam-flags]
	Mizrahi, T., Brockners, F., Bhandari, S., Sivakolundu, R.,		Mizrahi, T., Brockners, F., Bhandari, S., Sivakolundu, R.,
	Pignataro, C., Kfir, A., Gafni, B., Spiegel, M., and J.		Pignataro, C., Kfir, A., Gafni, B., Spiegel, M., and J.
	Lemon, "In-situ OAM Flags", draft-mizrahi-ippm-ioam-		Lemon, "In-situ OAM Flags", draft-ietf-ippm-ioam-flags-02
	flags-00 (work in progress), July 2019.		(work in progress), July 2020.
	[I-D.song-ippm-postcard-based-telemetry]		[I-D.song-ippm-postcard-based-telemetry]
	Song, H., Zhou, T., Li, Z., Shin, J., and K. Lee,		Song, H., Zhou, T., Li, Z., Shin, J., and K. Lee,
	"Postcard-based On-Path Flow Data Telemetry", draft-song-		"Postcard-based On-Path Flow Data Telemetry", draft-song-
	ippm-postcard-based-telemetry-06 (work in progress),		ippm-postcard-based-telemetry-07 (work in progress), April
	October 2019.		2020.
	[I-D.spiegel-ippm-ioam-rawexport]		[I-D.spiegel-ippm-ioam-rawexport]
	Spiegel, M., Brockners, F., Bhandari, S., and R.		Spiegel, M., Brockners, F., Bhandari, S., and R.
	Sivakolundu, "In-situ OAM raw data export with IPFIX",		Sivakolundu, "In-situ OAM raw data export with IPFIX",
	draft-spiegel-ippm-ioam-rawexport-02 (work in progress),		draft-spiegel-ippm-ioam-rawexport-03 (work in progress),
	July 2019.		March 2020.
	[RFC8126] Cotton, M., Leiba, B., and T. Narten, "Guidelines for		[RFC8126] Cotton, M., Leiba, B., and T. Narten, "Guidelines for
	Writing an IANA Considerations Section in RFCs", BCP 26,		Writing an IANA Considerations Section in RFCs", BCP 26,
	RFC 8126, DOI 10.17487/RFC8126, June 2017,		RFC 8126, DOI 10.17487/RFC8126, June 2017,
	<https://www.rfc-editor.org/info/rfc8126>.		<https://www.rfc-editor.org/info/rfc8126>.
	Authors' Addresses		Authors' Addresses
	Haoyu Song		Haoyu Song
	Futurewei		Futurewei
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