draft-ietf-ccamp-flexi-grid-fwk-01.txt   draft-ietf-ccamp-flexi-grid-fwk-02.txt 
Network Working Group O. Gonzalez de Dios, Ed. Network Working Group O. Gonzalez de Dios, Ed.
Internet-Draft Telefonica I+D Internet-Draft Telefonica I+D
Intended status: Standards Track R. Casellas, Ed. Intended status: Standards Track R. Casellas, Ed.
Expires: August 18, 2014 CTTC Expires: February 27, 2015 CTTC
F. Zhang F. Zhang
Huawei Huawei
X. Fu X. Fu
ZTE ZTE
D. Ceccarelli D. Ceccarelli
Ericsson Ericsson
I. Hussain I. Hussain
Infinera Infinera
February 14, 2014 August 26, 2014
Framework and Requirements for GMPLS based control of Flexi-grid DWDM Framework and Requirements for GMPLS based control of Flexi-grid DWDM
networks networks
draft-ietf-ccamp-flexi-grid-fwk-01 draft-ietf-ccamp-flexi-grid-fwk-02
Abstract Abstract
This document defines a framework and the associated control plane This document defines a framework and the associated control plane
requirements for the GMPLS based control of flexi-grid DWDM networks. requirements for the GMPLS based control of flexi-grid DWDM networks.
To allow efficient allocation of optical spectral bandwidth for high To allow efficient allocation of optical spectral bandwidth for high
bit-rate systems, the International Telecommunication Union bit-rate systems, the International Telecommunication Union
Telecommunication Standardization Sector (ITU-T) has extended the Telecommunication Standardization Sector (ITU-T) has extended the
recommendations [G.694.1] and [G.872] to include the concept of recommendations [G.694.1] and [G.872] to include the concept of
flexible grid. A new DWDM grid has been developed within the ITU-T flexible grid. A new DWDM grid has been developed within the ITU-T
skipping to change at page 2, line 4 skipping to change at page 2, line 4
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 August 18, 2014. This Internet-Draft will expire on February 27, 2015.
Copyright Notice Copyright Notice
Copyright (c) 2014 IETF Trust and the persons identified as the Copyright (c) 2014 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 22, line 45 skipping to change at page 22, line 45
| | v <------ | | | v <------ |
| | |flowspec(n_a, m_a) | | |flowspec(n_a, m_a)
| | <--------| | | | <--------| |
| | flowspec (FSb [intersect] FSa) | | flowspec (FSb [intersect] FSa)
<--------| <--------|
flowspec ([intersect] FSa,FSb,FSc) flowspec ([intersect] FSa,FSb,FSc)
Figure 16: Distributed allocation with different m and different n Figure 16: Distributed allocation with different m and different n
Note, when a media channel is bound to one OCh-P (i.e is a Network Note, when a media channel is bound to one OCh-P (i.e is a Network
media channel), the EFS must be the one of the Och-P. The media media channel), the EFS must be the one of the Och-P. The media
channel setup by the LSP may contains the EFS of the network media channel setup by the LSP may contains the EFS of the network media
channel EFS. This is an endpoint property, the egress and ingress channel EFS. This is an endpoint property, the egress and ingress
SHOULD constrain the EFS to Och-P EFS . SHOULD constrain the EFS to Och-P EFS .
5.6. Neighbor Discovery and Link Property Correlation 5.6. Neighbor Discovery and Link Property Correlation
Potential interworking problems between fixed-grid DWDM and flexible- Potential interworking problems between fixed-grid DWDM and flexible-
grid DWDM nodes, may appear. Additionally, even two flexible-grid grid DWDM nodes, may appear. Additionally, even two flexible-grid
optical nodes may have different grid properties, leading to link optical nodes may have different grid properties, leading to link
property conflict. property conflict.
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Malcolm Betts Malcolm Betts
ZTE ZTE
malcolm.betts@zte.com.cn malcolm.betts@zte.com.cn
Xian Zhang Xian Zhang
Huawei Huawei
zhang.xian@huawei.com zhang.xian@huawei.com
Cyril Margaria Cyril Margaria
Nokia Siemens Networks Juniper Networks
St Martin Strasse 76, Munich, 81541, Germany cmargaria@juniper.net
+49 89 5159 16934
cyril.margaria@nsn.com
Sergio Belotti Sergio Belotti
Alcatel Lucent Alcatel Lucent
Optics CTO Optics CTO
Via Trento 30 20059 Vimercate (Milano) Italy Via Trento 30 20059 Vimercate (Milano) Italy
+39 039 6863033 +39 039 6863033
sergio.belotti@alcatel-lucent.com sergio.belotti@alcatel-lucent.com
Yao Li Yao Li
Nanjing University Nanjing University
skipping to change at page 30, line 19 skipping to change at page 30, line 19
Biao Lu Biao Lu
Infinera Infinera
Abinder Dhillon Abinder Dhillon
Infinera Infinera
Felipe Jimenez Arribas Felipe Jimenez Arribas
TelefA^3nica I+D TelefA^3nica I+D
Andrew G. Malis Andrew G. Malis
Verizon Verizon
Adrian Farrel Adrian Farrel
Old Dog Consulting Old Dog Consulting
Daniel King Daniel King
Old Dog Consulting Old Dog Consulting
Huub van Helvoort Huub van Helvoort
skipping to change at page 32, line 22 skipping to change at page 32, line 22
Authors' Addresses Authors' Addresses
Oscar Gonzalez de Dios (editor) Oscar Gonzalez de Dios (editor)
Telefonica I+D Telefonica I+D
Don Ramon de la Cruz 82-84 Don Ramon de la Cruz 82-84
Madrid 28045 Madrid 28045
Spain Spain
Phone: +34913128832 Phone: +34913128832
Email: ogondio@tid.es Email: oscar.gonzalezdedios@telefonica.com
Ramon Casellas (editor) Ramon Casellas (editor)
CTTC CTTC
Av. Carl Friedrich Gauss n.7 Av. Carl Friedrich Gauss n.7
Castelldefels Barcelona Castelldefels Barcelona
Spain Spain
Phone: +34 93 645 29 00 Phone: +34 93 645 29 00
Email: ramon.casellas@cttc.es Email: ramon.casellas@cttc.es
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