< draft-ietf-nvo3-encap-02.txt		draft-ietf-nvo3-encap-03.txt >
	INTERNET-DRAFT Sami Boutros(Ed.)		INTERNET-DRAFT Sami Boutros(Ed.)
	Intended Status: Informational VMware		Intended Status: Informational VMware
	Expires: March 18, 2019 September 14, 2018		Expires: January 2, 2020 July 1, 2019
	NVO3 Encapsulation Considerations		NVO3 Encapsulation Considerations
	draft-ietf-nvo3-encap-02		draft-ietf-nvo3-encap-03
	Abstract		Abstract
	As communicated by WG Chairs, the IETF NVO3 chairs and Routing Area		As communicated by WG Chairs, the IETF NVO3 chairs and Routing Area
	director have chartered a design team to take forward the		director have chartered a design team to take forward the
	encapsulation discussion and see if there is potential to design a		encapsulation discussion and see if there is potential to design a
	common encapsulation that addresses the various technical concerns.		common encapsulation that addresses the various technical concerns.
	There are implications of different encapsulations in real		There are implications of different encapsulations in real
	environments consisting of both software and hardware implementations		environments consisting of both software and hardware implementations
	skipping to change at page 2, line 4 ¶		skipping to change at page 1, line 44 ¶
	other groups may also distribute working documents as		other groups may also distribute working documents as
	Internet-Drafts.		Internet-Drafts.
	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."
	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) 2018 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 3, line 15 ¶		skipping to change at page 3, line 11 ¶
	10.2 Informative References . . . . . . . . . . . . . . . . . . 15		10.2 Informative References . . . . . . . . . . . . . . . . . . 15
	11. Appendix A . . . . . . . . . . . . . . . . . . . . . . . . . . 15		11. Appendix A . . . . . . . . . . . . . . . . . . . . . . . . . . 15
	11.1. Overview . . . . . . . . . . . . . . . . . . . . . . . . 15		11.1. Overview . . . . . . . . . . . . . . . . . . . . . . . . 15
	11.2. Extensibility . . . . . . . . . . . . . . . . . . . . . . 15		11.2. Extensibility . . . . . . . . . . . . . . . . . . . . . . 15
	11.2.1. Native Extensibility Support . . . . . . . . . . . . 15		11.2.1. Native Extensibility Support . . . . . . . . . . . . 15
	11.2.2. Extension Parsing . . . . . . . . . . . . . . . . . . 15		11.2.2. Extension Parsing . . . . . . . . . . . . . . . . . . 15
	11.2.3. Critical Extensions . . . . . . . . . . . . . . . . . 16		11.2.3. Critical Extensions . . . . . . . . . . . . . . . . . 16
	11.2.4. Maximal Header Length . . . . . . . . . . . . . . . . 16		11.2.4. Maximal Header Length . . . . . . . . . . . . . . . . 16
	11.3. Encapsulation Header . . . . . . . . . . . . . . . . . . 16		11.3. Encapsulation Header . . . . . . . . . . . . . . . . . . 16
	11.3.1. Virtual Network Identifier (VNI) . . . . . . . . . . 16		11.3.1. Virtual Network Identifier (VNI) . . . . . . . . . . 16
	11.3.2. Next Protocol . . . . . . . . . . . . . . . . . . . . 17		11.3.2. Next Protocol . . . . . . . . . . . . . . . . . . . . 16
	11.3.3. Other Header Fields . . . . . . . . . . . . . . . . . 17		11.3.3. Other Header Fields . . . . . . . . . . . . . . . . . 17
	11.4. Comparison Summary . . . . . . . . . . . . . . . . . . . 17		11.4. Comparison Summary . . . . . . . . . . . . . . . . . . . 17
	Authors' Addresses (In alphabetical order) . . . . . . . . . . . . 18		Authors' Addresses (In alphabetical order) . . . . . . . . . . . . 18
	1. Problem Statement		1. Problem Statement
	As communicated by WG Chairs, the NVO3 WG charter states that it may		As communicated by WG Chairs, the NVO3 WG charter states that it may
	produce requirements for network virtualization data planes based on		produce requirements for network virtualization data planes based on
	encapsulation of virtual network traffic over an IP-based underlay		encapsulation of virtual network traffic over an IP-based underlay
	data plane. Such requirements should consider OAM and security. Based		data plane. Such requirements should consider OAM and security. Based
	skipping to change at page 18, line 46 ¶		skipping to change at page 18, line 43 ¶
	+----------------+----------------+----------------+----------------+		+----------------+----------------+----------------+----------------+
	| Reserved bits | 14 bits | - | 27 bits |		| Reserved bits | 14 bits | - | 27 bits |
	+----------------+----------------+----------------+----------------+		+----------------+----------------+----------------+----------------+
	Figure 1: NVO3 Encapsulation Comparison		Figure 1: NVO3 Encapsulation Comparison
	Authors' Addresses (In alphabetical order)		Authors' Addresses (In alphabetical order)
	Sami Boutros		Sami Boutros
	VMware		VMware
	Email: sboutros@vmware.com		Email: boutross@vmware.com
	Ilango Ganga		Ilango Ganga
	Intel		Intel
	Email: ilango.s.ganga@intel.com		Email: ilango.s.ganga@intel.com
	Pankaj Garg		Pankaj Garg
	Microsoft		Microsoft
	Email: pankajg@microsoft.com		Email: pankajg@microsoft.com
	Rajeev Manur		Rajeev Manur
	Broadcom		Broadcom
	Email: rajeev.manur@broadcom.com		Email: rajeev.manur@broadcom.com
	Tal Mizrahi		Tal Mizrahi
	Marvell		Marvell
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