draft-ietf-ccamp-wson-iv-encode-00.txt		draft-ietf-ccamp-wson-iv-encode-01.txt
	CCAMP G. Martinelli, Ed.		CCAMP G. Martinelli, Ed.
	Internet-Draft Cisco		Internet-Draft Cisco
	Intended status: Standards Track X. Zhang, Ed.		Intended status: Standards Track Y. Lee, Ed.
	Expires: September 23, 2018 Huawei Technologies		Expires: January 3, 2019 Huawei Technologies
	G. Galimberti		G. Galimberti
	Cisco		Cisco
	Y. Lee
	F. Zhang		F. Zhang
	Huawei Technologies		Huawei Technologies
	March 22, 2018		July 2, 2018
	Information Encoding for WSON with Impairments Validation		Information Encoding for WSON with Impairments Validation
	draft-ietf-ccamp-wson-iv-encode-00		draft-ietf-ccamp-wson-iv-encode-01
	Abstract		Abstract
	Impairment-Aware (IA) Routing and Wavelength Assignment (RWA)		Impairment-Aware (IA) Routing and Wavelength Assignment (RWA)
	function might be required in Wavelength Switched Optical Networks		function might be required in Wavelength Switched Optical Networks
	(WSON) that already support RWA. This document defines proper		(WSON) that already support RWA. This document defines proper
	encoding to support this operation. It goes in addition to the		encoding to support this operation. It goes in addition to the
	available impairment-free WSON encoding and it is fully compatible		available impairment-free WSON encoding and it is fully compatible
	with it.		with it.
	skipping to change at page 1, line 45 ¶		skipping to change at page 1, line 44 ¶
	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 September 23, 2018.		This Internet-Draft will expire on January 3, 2019.
	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
	(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 2, line 27 ¶		skipping to change at page 2, line 27 ¶
	the Trust Legal Provisions and are provided without warranty as		the Trust Legal Provisions and are provided without warranty as
	described in the Simplified BSD License.		described in the Simplified BSD License.
	Table of Contents		Table of Contents
	1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2		1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
	1.1. Requirements Language . . . . . . . . . . . . . . . . . . 3		1.1. Requirements Language . . . . . . . . . . . . . . . . . . 3
	2. Encoding . . . . . . . . . . . . . . . . . . . . . . . . . . 3		2. Encoding . . . . . . . . . . . . . . . . . . . . . . . . . . 3
	2.1. Optical Parameter . . . . . . . . . . . . . . . . . . . . 3		2.1. Optical Parameter . . . . . . . . . . . . . . . . . . . . 3
	2.2. Impairment Vector . . . . . . . . . . . . . . . . . . . . 5		2.2. Impairment Vector . . . . . . . . . . . . . . . . . . . . 5
	2.3. Impairment Matrix . . . . . . . . . . . . . . . . . . . . 6		2.3. Connectivity Matrix Field for Impairment . . . . . . . . 6
	2.4. Resource Block Information . . . . . . . . . . . . . . . 8		2.4. Resource Block Information . . . . . . . . . . . . . . . 8
	3. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 8		3. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 8
	4. Contributing Authors . . . . . . . . . . . . . . . . . . . . 9		4. Contributing Authors . . . . . . . . . . . . . . . . . . . . 9
	5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 9		5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 9
	6. Security Considerations . . . . . . . . . . . . . . . . . . . 9		6. Security Considerations . . . . . . . . . . . . . . . . . . . 9
	7. References . . . . . . . . . . . . . . . . . . . . . . . . . 10		7. References . . . . . . . . . . . . . . . . . . . . . . . . . 10
	7.1. Normative References . . . . . . . . . . . . . . . . . . 10		7.1. Normative References . . . . . . . . . . . . . . . . . . 10
	7.2. Informative References . . . . . . . . . . . . . . . . . 10		7.2. Informative References . . . . . . . . . . . . . . . . . 10
	Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 11		Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 11
	skipping to change at page 6, line 22 ¶		skipping to change at page 6, line 22 ¶
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Optical Param sub-TLV(s) |		| Optical Param sub-TLV(s) |
	: |		: |
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	Where:		Where:
	W = 1. Wavelength Dependency flag. There is wavelength		W = 1. Wavelength Dependency flag. There is wavelength
	dependency.		dependency.
	The Label Set object is defined in [RFC7579] Section 2.1. Likely		The Label Set object is defined in [RFC7579] Section 2.6. Likely
	an inclusive range will be the only option required by the Action		an inclusive range will be the only option required by the Action
	defined in the Label Set.		defined in the Label Set.
	2.3. Impairment Matrix		2.3. Connectivity Matrix Field for Impairment
	As defined by the [I-D.ietf-ccamp-wson-iv-info], the impairment		As defined by the [I-D.ietf-ccamp-wson-iv-info], the impairment
	matrix follows the same structure as the connectivity matrix.		matrix follows the same structure as the connectivity matrix. The
			encoding of the connectivity matrix for impairment is enhanced from
			the Connectivity Matrix Field as defined in Section 2.1 of [RFC7579].
	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
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Conn | MatrixID | Reserved |0|		| Conn | MatrixID | Reserved |N|
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Link Set A #1 |		| Link Set A #1 |
	: : :		: : :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Link Set B #1 |		| Link Set B #1 |
	: : :		: : :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Impairment Vector sub-TLV(s) |		| Impairment Vector sub-TLV(s) |
	: : :		: : :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Additional Link Set pairs and Impairment Vector(s) |		| Additional Link Set pairs and Impairment Vector(s) |
	: : :		: : :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	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
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Conn | MatrixID | Reserved |1|		| Conn | MatrixID | Reserved |N|
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Impairment Vector sub-TLV(s) |		| Impairment Vector sub-TLV(s) |
	: : :		: : :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	Where:		Where:
	Connectivity (Conn) (4 bits) has value 2 for the impairment matrix		Connectivity (Conn) (4 bits) has value 2 for the impairment matrix
	(Values 0 and 1 defined by [RFC7579]).		(Values 0 and 1 defined by [RFC7579]).
	MatrixID: matrix identifier,following same rules as [RFC7579].		MatrixID: matrix identifier,following same rules as [RFC7579].
	N: Node scope flag. With this flag set there's no Link Set		N: Node scope flag. With this flag set (N=0), there's no Link Set
	information but only a list of optical parameters TLVs that apply		information but only a list of optical parameters TLVs that apply
	to the whole optical node.		to the whole optical node.
	The usage of multiple matrixes with connectivity type equal to 2		The usage of multiple matrixes with connectivity type equal to 2
	(Impairment Matrix) MIGHT be used to group optical parameters by		(Impairment Matrix) MIGHT be used to group optical parameters by
	connectivity. For example, if a subset of parameters apply to the		connectivity. For example, if a subset of parameters apply to the
	whole node, a unique matrix with flag N=1 is used. At the same some		whole node, a unique matrix with flag N=1 is used. At the same some
	another subset of parameters applies only to some LinkSet pairs, a		another subset of parameters applies only to some LinkSet pairs, a
	specific Impairment Matrix will be added.		specific Impairment Matrix will be added.
	2.4. Resource Block Information		2.4. Resource Block Information
	As defined by [I-D.ietf-ccamp-wson-iv-info], the concept of resource		The Resource Block Information field is used to represent resource
	block is extended to support the description of the impairments		signal constraints and processing capabilities of a node. As defined
	related to that block. The encoding follows the same structure as		by [I-D.ietf-ccamp-wson-iv-info], the concept of resource block is
	the one defined in [RFC7581], with the addition of an optional		extended to support the description of the impairments related to
			that block. The encoding expands the same structure as the one
			defined in Section 4 of [RFC7581], with the addition of an optional
	Impairment Vector sub-object:		Impairment Vector sub-object:
	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
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| RB Set Field |		| RB Set Field |
	: :		: :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	|I|O| Reserved |		|I|O|B| Reserved |
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Optical Interface Class List(s) (opt) |		| Optical Interface Class List(s) (opt) |
	: :		: :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Acceptable Client Signal Type (opt) |		| Acceptable Client Signal Type (opt) |
	: :		: :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	| Input Bit Rate List (opt) |		| Input Bit Rate List (opt) |
	: :		: :
	+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+		+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
	skipping to change at page 11, line 22 ¶		skipping to change at page 11, line 22 ¶
	Giovanni Martinelli (editor)		Giovanni Martinelli (editor)
	Cisco		Cisco
	via Santa Maria Molgora 48/C		via Santa Maria Molgora 48/C
	Vimercate, MB 20871		Vimercate, MB 20871
	Italy		Italy
	Phone: +39 039 2092044		Phone: +39 039 2092044
	Email: giomarti@cisco.com		Email: giomarti@cisco.com
	Xian Zhang (editor)		Young Lee (editor)
	Huawei Technologies		Huawei Technologies
	F3-5-B R&D Center, Huawei Base		5340 Legacy Drive
	Bantian, Longgang District		Plano, TX 75023
	Shenzen 518129		U.S.A
	P.R. China
	Phone: +86 755 28972913		Email: leeyoung@huawei.com
	Email: zhang.xian@huawei.com
	Gabriele M. Galimberti		Gabriele M. Galimberti
	Cisco		Cisco
	Via Santa Maria Molgora 48/C		Via Santa Maria Molgora 48/C
	Vimercate, MB 20871		Vimercate, MB 20871
	Italy		Italy
	Phone: +39 039 2091462		Phone: +39 039 2091462
	Email: ggalimbe@cisco.com		Email: ggalimbe@cisco.com
	Young Lee
	Huawei Technologies
	1700 Alma Drive, Suite 100
	Plano, TX 75075
	U.S.A
	Email: ylee@huawei.com
	Fatai Zhang		Fatai Zhang
	Huawei Technologies		Huawei Technologies
	F3-5-B R&D Center, Huawei Base		F3-5-B R&D Center, Huawei Base
	Bantian, Longgang District		Bantian, Longgang District
	Shenzen 518129		Shenzen 518129
	P.R. China		P.R. China
	Email: zhang.fatai@huawei.com		Email: zhang.fatai@huawei.com
End of changes. 18 change blocks.
	32 lines changed or deleted		26 lines changed or added
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