draft-ietf-pce-wson-rwa-ext-07.txt		draft-ietf-pce-wson-rwa-ext-08.txt
	Network Working Group Y. Lee, Ed.		Network Working Group Y. Lee, Ed.
	Internet Draft Huawei Technologies		Internet Draft Huawei Technologies
	Intended status: Standard Track R. Casellas, Ed.		Intended status: Standard Track R. Casellas, Ed.
	Expires: May 20, 2018 CTTC		Expires: November 14, 2018 CTTC
	November 20, 2017		May 14, 2018
	PCEP Extension for WSON Routing and Wavelength Assignment		PCEP Extension for WSON Routing and Wavelength Assignment
	draft-ietf-pce-wson-rwa-ext-07.txt		draft-ietf-pce-wson-rwa-ext-08.txt
	Abstract		Abstract
	This document provides the Path Computation Element communication		This document provides the Path Computation Element communication
	Protocol (PCEP) extensions for the support of Routing and Wavelength		Protocol (PCEP) extensions for the support of Routing and Wavelength
	Assignment (RWA) in Wavelength Switched Optical Networks (WSON).		Assignment (RWA) in Wavelength Switched Optical Networks (WSON).
	Lightpath provisioning in WSONs requires a routing and wavelength		Lightpath provisioning in WSONs requires a routing and wavelength
	assignment (RWA) process. From a path computation perspective,		assignment (RWA) process. From a path computation perspective,
	wavelength assignment is the process of determining which wavelength		wavelength assignment is the process of determining which wavelength
	can be used on each hop of a path and forms an additional routing		can be used on each hop of a path and forms an additional routing
	skipping to change at page 2, line 7 ¶		skipping to change at page 2, line 7 ¶
	Internet-Drafts are draft documents valid for a maximum of six		Internet-Drafts are draft documents valid for a maximum of six
	months and may be updated, replaced, or obsoleted by other documents		months and may be updated, replaced, or obsoleted by other documents
	at any time. It is inappropriate to use Internet-Drafts as		at any time. It is inappropriate to use Internet-Drafts as
	reference material or to cite them other than as "work in progress."		reference 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/ietf/1id-abstracts.txt		http://www.ietf.org/ietf/1id-abstracts.txt
	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.
	This Internet-Draft will expire on May 20, 2018.		This Internet-Draft will expire on November 14, 2018.
	Copyright Notice		Copyright Notice
	Copyright (c) 2016 IETF Trust and the persons identified as the		Copyright (c) 2017 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		carefully, as they describe your rights and restrictions with
	respect to this document. Code Components extracted from this		respect to this document. Code Components extracted from this
	document must include Simplified BSD License text as described in		document must include Simplified BSD License text as described in
	Section 4.e of the Trust Legal Provisions and are provided without		Section 4.e of the Trust Legal Provisions and are provided without
	skipping to change at page 22, line 24 ¶		skipping to change at page 22, line 24 ¶
	(http://www.iana.org/assignments/pcep/pcep.xhtml#pcep-error-object).		(http://www.iana.org/assignments/pcep/pcep.xhtml#pcep-error-object).
	Error- Meaning Error-Value Reference		Error- Meaning Error-Value Reference
	Type		Type
	---------------------------------------------------------------		---------------------------------------------------------------
	TDB WSON RWA Error 1: Insufficient [This.I-D]		TDB WSON RWA Error 1: Insufficient [This.I-D]
	Memory		Memory
	2: RWA computation {This.I-D]		2: RWA computation {This.I-D]
	Not supported		N o t u s p p o r e t d
	9. Acknowledgments		9. Acknowledgments
	The authors would like to thank Adrian Farrel for many helpful		The authors would like to thank Adrian Farrel for many helpful
	comments that greatly improved the contents of this draft.		comments that greatly improved the contents of this draft.
	This document was prepared using 2-Word-v2.0.template.dot.		This document was prepared using 2-Word-v2.0.template.dot.
	10. References		10. References
	10.1. Informative References		10.1. Informative 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.
	[RFC2863] McCloghrie, K. and F. Kastenholz, "The Interfaces Group		[RFC2863] McCloghrie, K. and F. Kastenholz, "The Interfaces Group
	MIB", RFC 2863, June 2000.		MIB", RFC 2863, June 2000.
	[RFC4003] Berger, L., "GMPLS Signaling Procedure for Egress Control",		[RFC4003] Berger, L., "GMPLS Signaling Procedure for Egress
	RFC 4003, February 2005.		Control", RFC 4003, February 2005.
	[RFC4655] Farrel, A., Vasseur, J., and J. Ash, "A Path Computation		[RFC4655] Farrel, A., Vasseur, J., and J. Ash, "A Path Computation
	Element (PCE)-Based Architecture", RFC 4655, August 2006.		Element (PCE)-Based Architecture", RFC 4655, August 2006.
	[RFC4657] Ash, J. and J. Le Roux, "Path Computation Element (PCE)		[RFC4657] Ash, J. and J. Le Roux, "Path Computation Element (PCE)
	Communication Protocol Generic Requirements", RFC 4657,		Communication Protocol Generic Requirements", RFC 4657,
	September 2006.		September 2006.
	[RFC5440] Vasseur, JP., Ed. and JL. Le Roux, Ed., "Path Computation		[RFC5440] Vasseur, JP., Ed. and JL. Le Roux, Ed., "Path Computation
	Element (PCE) communication Protocol", RFC 5440, March		Element (PCE) communication Protocol", RFC 5440, March
End of changes. 7 change blocks.
	8 lines changed or deleted		8 lines changed or added
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