draft-ietf-lisp-gpe-00.txt		draft-ietf-lisp-gpe-01.txt
	Internet Engineering Task Force D. Lewis		Internet Engineering Task Force D. Lewis
	Internet-Draft Cisco		Internet-Draft Cisco
	Intended status: Standards Track J. Lemon		Intended status: Standards Track J. Lemon
	Expires: July 28, 2018 Broadcom		Expires: September 6, 2018 Broadcom
	P. Agarwal		P. Agarwal
	Innovium		Innovium
	L. Kreeger		L. Kreeger
	P. Quinn		P. Quinn
	M. Smith		M. Smith
	N. Yadav		N. Yadav
	F. Maino, Ed.		F. Maino, Ed.
	Cisco		Cisco
	January 24, 2018		March 05, 2018
	LISP Generic Protocol Extension		LISP Generic Protocol Extension
	draft-ietf-lisp-gpe-00		draft-ietf-lisp-gpe-01
	Abstract		Abstract
	This draft describes extending the Locator/ID Separation Protocol		This draft describes extending the Locator/ID Separation Protocol
	(LISP), via changes to the LISP header, to support multi-protocol		(LISP), via changes to the LISP header, to support multi-protocol
	encapsulation.		encapsulation.
	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
	skipping to change at page 1, line 42 ¶		skipping to change at page 1, line 42 ¶
	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 http://datatracker.ietf.org/drafts/current/.		Drafts is at http://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 July 28, 2018.		This Internet-Draft will expire on September 6, 2018.
	Copyright Notice		Copyright Notice
	Copyright (c) 2018 IETF Trust and the persons identified as the		Copyright (c) 2018 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 26 ¶		skipping to change at page 2, line 26 ¶
	1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2		1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
	1.1. Conventions . . . . . . . . . . . . . . . . . . . . . . . 3		1.1. Conventions . . . . . . . . . . . . . . . . . . . . . . . 3
	1.2. Definition of Terms . . . . . . . . . . . . . . . . . . . 3		1.2. Definition of Terms . . . . . . . . . . . . . . . . . . . 3
	2. LISP Header Without Protocol Extensions . . . . . . . . . . . 3		2. LISP Header Without Protocol Extensions . . . . . . . . . . . 3
	3. Generic Protocol Extension for LISP (LISP-GPE) . . . . . . . 3		3. Generic Protocol Extension for LISP (LISP-GPE) . . . . . . . 3
	4. Backward Compatibility . . . . . . . . . . . . . . . . . . . 5		4. Backward Compatibility . . . . . . . . . . . . . . . . . . . 5
	4.1. Type of Service . . . . . . . . . . . . . . . . . . . . . 5		4.1. Type of Service . . . . . . . . . . . . . . . . . . . . . 5
	4.2. VLAN Identifier (VID) . . . . . . . . . . . . . . . . . . 5		4.2. VLAN Identifier (VID) . . . . . . . . . . . . . . . . . . 5
	5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 5		5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 5
	6. Security Considerations . . . . . . . . . . . . . . . . . . . 6		6. Security Considerations . . . . . . . . . . . . . . . . . . . 5
	7. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 6		7. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 6
	8. References . . . . . . . . . . . . . . . . . . . . . . . . . 6		8. References . . . . . . . . . . . . . . . . . . . . . . . . . 6
	8.1. Normative References . . . . . . . . . . . . . . . . . . 6		8.1. Normative References . . . . . . . . . . . . . . . . . . 6
	8.2. Informative References . . . . . . . . . . . . . . . . . 7		8.2. Informative References . . . . . . . . . . . . . . . . . 7
	Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 7		Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 7
	1. Introduction		1. Introduction
	LISP, as defined in [RFC6830] and extended in		LISP, as defined in [RFC6830] and extended in
	[I-D.ietf-lisp-rfc6830bis], defines an encapsulation format that		[I-D.ietf-lisp-rfc6830bis], defines an encapsulation format that
	skipping to change at page 4, line 35 ¶		skipping to change at page 4, line 35 ¶
	the middle 16-bits are set to 0.		the middle 16-bits are set to 0.
	This draft defines the following Next Protocol values:		This draft defines the following Next Protocol values:
	0x1 : IPv4		0x1 : IPv4
	0x2 : IPv6		0x2 : IPv6
	0x3 : Ethernet		0x3 : Ethernet
	0x4 : Network Service Header [I-D.ietf-sfc-nsh]		0x4 : Network Service Header [RFC8300]
	0x6: Group-Based Policy (GBP) [I-D.lemon-vxlan-gpe-gbp].
	0 1 2 3		0 1 2 3
	0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1		0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	|N|L|E|V|I|P|K|K| Nonce/Map-Version | Next Protocol |		|N|L|E|V|I|P|K|K| Nonce/Map-Version | Next Protocol |
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Instance ID/Locator-Status-Bits |		| Instance ID/Locator-Status-Bits |
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	LISP-GPE Header		LISP-GPE Header
	skipping to change at page 5, line 44 ¶		skipping to change at page 5, line 44 ¶
	[RFC5226].		[RFC5226].
	+---------------+-------------+---------------+		+---------------+-------------+---------------+
	| Next Protocol | Description | Reference |		| Next Protocol | Description | Reference |
	+---------------+-------------+---------------+		+---------------+-------------+---------------+
	| 0 | Reserved | This Document |		| 0 | Reserved | This Document |
	| 1 | IPv4 | This Document |		| 1 | IPv4 | This Document |
	| 2 | IPv6 | This Document |		| 2 | IPv6 | This Document |
	| 3 | Ethernet | This Document |		| 3 | Ethernet | This Document |
	| 4 | NSH | This Document |		| 4 | NSH | This Document |
	| 5 | Reserved | |		| 5..255 | Unassigned | |
	| 6 | GBP | This Document |
	| 7 | Reserved | |
	| 8..255 | Unassigned | |
	+---------------+-------------+---------------+		+---------------+-------------+---------------+
	6. Security Considerations		6. Security Considerations
	LISP-GPE security considerations are similar to the LISP security		LISP-GPE security considerations are similar to the LISP security
	considerations documented at length in [I-D.ietf-lisp-rfc6830bis].		considerations documented at length in [I-D.ietf-lisp-rfc6830bis].
	With LISP-GPE, issues such as dataplane spoofing, flooding, and		With LISP-GPE, issues such as dataplane spoofing, flooding, and
	traffic redirection may depend on the particular protocol payload		traffic redirection may depend on the particular protocol payload
	encapsulated.		encapsulated.
	skipping to change at page 7, line 5 ¶		skipping to change at page 6, line 43 ¶
	DOI 10.17487/RFC6834, January 2013, <https://www.rfc-		DOI 10.17487/RFC6834, January 2013, <https://www.rfc-
	editor.org/info/rfc6834>.		editor.org/info/rfc6834>.
	[RFC7348] Mahalingam, M., Dutt, D., Duda, K., Agarwal, P., Kreeger,		[RFC7348] Mahalingam, M., Dutt, D., Duda, K., Agarwal, P., Kreeger,
	L., Sridhar, T., Bursell, M., and C. Wright, "Virtual		L., Sridhar, T., Bursell, M., and C. Wright, "Virtual
	eXtensible Local Area Network (VXLAN): A Framework for		eXtensible Local Area Network (VXLAN): A Framework for
	Overlaying Virtualized Layer 2 Networks over Layer 3		Overlaying Virtualized Layer 2 Networks over Layer 3
	Networks", RFC 7348, DOI 10.17487/RFC7348, August 2014,		Networks", RFC 7348, DOI 10.17487/RFC7348, August 2014,
	<https://www.rfc-editor.org/info/rfc7348>.		<https://www.rfc-editor.org/info/rfc7348>.
			[RFC8300] Quinn, P., Ed., Elzur, U., Ed., and C. Pignataro, Ed.,
			"Network Service Header (NSH)", RFC 8300,
			DOI 10.17487/RFC8300, January 2018, <https://www.rfc-
			editor.org/info/rfc8300>.
	8.2. Informative References		8.2. Informative References
	[I-D.ietf-lisp-rfc6830bis]		[I-D.ietf-lisp-rfc6830bis]
	Farinacci, D., Fuller, V., Meyer, D., Lewis, D., and A.		Farinacci, D., Fuller, V., Meyer, D., Lewis, D., and A.
	Cabellos-Aparicio, "The Locator/ID Separation Protocol		Cabellos-Aparicio, "The Locator/ID Separation Protocol
	(LISP)", draft-ietf-lisp-rfc6830bis-08 (work in progress),		(LISP)", draft-ietf-lisp-rfc6830bis-10 (work in progress),
	January 2018.		March 2018.
	[I-D.ietf-sfc-nsh]
	Quinn, P., Elzur, U., and C. Pignataro, "Network Service
	Header (NSH)", draft-ietf-sfc-nsh-28 (work in progress),
	November 2017.
	[I-D.lemon-vxlan-gpe-gbp]
	Lemon, J., Maino, F., and M. Smith, "Group Policy Encoding
	with VXLAN-GPE", draft-lemon-vxlan-gpe-gbp-01 (work in
	progress), December 2017.
	Authors' Addresses		Authors' Addresses
	Darrel Lewis		Darrel Lewis
	Cisco Systems		Cisco Systems
	Email: darlewis@cisco.com		Email: darlewis@cisco.com
	John Lemon		John Lemon
	Broadcom		Broadcom
	skipping to change at page 8, line 4 ¶		skipping to change at page 7, line 38 ¶
	Puneet Agarwal		Puneet Agarwal
	Innovium		Innovium
	USA		USA
	Email: puneet@acm.org		Email: puneet@acm.org
	Larry Kreeger		Larry Kreeger
	USA		USA
	Email: lkreeger@gmail.com		Email: lkreeger@gmail.com
	Paul Quinn		Paul Quinn
	Cisco Systems		Cisco Systems
	Email: pquinn@cisco.com		Email: paulq@cisco.com
	Michael Smith		Michael Smith
	Cisco Systems		Cisco Systems
	Email: michsmit@cisco.com		Email: michsmit@cisco.com
	Navindra Yadav		Navindra Yadav
	Cisco Systems		Cisco Systems
	Email: nyadav@cisco.com		Email: nyadav@cisco.com
	Fabio Maino (editor)		Fabio Maino (editor)
	Cisco Systems		Cisco Systems
	San Jose, CA 95134		San Jose, CA 95134
	USA		USA
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	26 lines changed or deleted		16 lines changed or added
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