draft-ietf-ccamp-rwa-info-20.txt   draft-ietf-ccamp-rwa-info-21.txt 
Network Working Group Y. Lee Network Working Group Y. Lee
Internet Draft Huawei Internet Draft Huawei
Intended status: Informational G. Bernstein Intended status: Informational G. Bernstein
Expires: August 2014 Grotto Networking Expires: August 2014 Grotto Networking
D. Li D. Li
Huawei Huawei
W. Imajuku W. Imajuku
NTT NTT
February 5, 2014 February 13, 2014
Routing and Wavelength Assignment Information Model for Wavelength Routing and Wavelength Assignment Information Model for Wavelength
Switched Optical Networks Switched Optical Networks
draft-ietf-ccamp-rwa-info-20.txt draft-ietf-ccamp-rwa-info-21.txt
Status of this Memo Status of this Memo
This Internet-Draft is submitted to IETF in full conformance with This Internet-Draft is submitted to IETF in full conformance with
the provisions of BCP 78 and BCP 79. the provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF), its areas, and its working groups. Note that Task Force (IETF), its areas, and its working groups. Note that
other groups may also distribute working documents as Internet- other groups may also distribute working documents as Internet-
Drafts. Drafts.
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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
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This Internet-Draft will expire on August 5, 2014. This Internet-Draft will expire on August 13, 2014.
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
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3.1. Dynamic and Relatively Static Information.................4 3.1. Dynamic and Relatively Static Information.................4
4. Node Information (General).....................................4 4. Node Information (General).....................................4
4.1. Connectivity Matrix.......................................5 4.1. Connectivity Matrix.......................................5
5. Node Information (WSON specific)...............................6 5. Node Information (WSON specific)...............................6
5.1. Resource Accessibility/Availability.......................7 5.1. Resource Accessibility/Availability.......................7
5.2. Resource Signal Constraints and Processing Capabilities..11 5.2. Resource Signal Constraints and Processing Capabilities..11
5.3. Compatibility and Capability Details.....................12 5.3. Compatibility and Capability Details.....................12
5.3.1. Shared Input or Output Indication...................12 5.3.1. Shared Input or Output Indication...................12
5.3.2. Optical Interface Class List........................12 5.3.2. Optical Interface Class List........................12
5.3.3. Acceptable Client Signal List.......................12 5.3.3. Acceptable Client Signal List.......................12
5.3.4. Processing Capability List..........................12 5.3.4. Processing Capability List..........................13
6. Link Information (General)....................................13 6. Link Information (General)....................................13
6.1. Administrative Group.....................................13 6.1. Administrative Group.....................................14
6.2. Interface Switching Capability Descriptor................14 6.2. Interface Switching Capability Descriptor................14
6.3. Link Protection Type (for this link).....................14 6.3. Link Protection Type (for this link).....................14
6.4. Shared Risk Link Group Information.......................14 6.4. Shared Risk Link Group Information.......................14
6.5. Traffic Engineering Metric...............................14 6.5. Traffic Engineering Metric...............................14
6.6. Port Label Restrictions..................................14 6.6. Port Label Restrictions..................................14
6.6.1. Port-Wavelength Exclusivity Example.................17 6.6.1. Port-Wavelength Exclusivity Example.................17
7. Dynamic Components of the Information Model...................18 7. Dynamic Components of the Information Model...................18
7.1. Dynamic Link Information (General).......................19 7.1. Dynamic Link Information (General).......................19
7.2. Dynamic Node Information (WSON Specific).................19 7.2. Dynamic Node Information (WSON Specific).................19
8. Security Considerations.......................................19 8. Security Considerations.......................................19
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Figure 2 Schematic diagram of resource pool model with shared block Figure 2 Schematic diagram of resource pool model with shared block
accessibility. accessibility.
Formally the model can be specified as: Formally the model can be specified as:
<ResourceAccessibility ::= <PoolInputMatrix> <PoolOutputMatrix> <ResourceAccessibility ::= <PoolInputMatrix> <PoolOutputMatrix>
<ResourceWaveConstraints> ::= <InputWaveConstraints> <ResourceWaveConstraints> ::= <InputWaveConstraints>
<OutputOutputWaveConstraints> <OutputOutputWaveConstraints>
<RBSharedAccessWaveAvailability> ::= [<InAvailableWavelengths>]
[<OutAvailableWavelengths>]
<RBPoolState> ::=<ResourceBlockID> <NumResourcesInUse> <RBPoolState> ::=<ResourceBlockID> <NumResourcesInUse>
[<InAvailableWavelengths>] [<OutAvailableWavelengths>] [<RBSharedAccessWaveAvailability>] [<RBPoolState>]
[<RBPoolState>]
Note that except for <RBPoolState> all the other components of Note that except for <RBPoolState> all the other components of
<ResourcePool> are relatively static. Also the <ResourcePool> are relatively static. Also the
<InAvailableWavelengths> and <OutAvailableWavelengths> are only used <InAvailableWavelengths> and <OutAvailableWavelengths> are only used
in the cases of shared input or output access to the particular in the cases of shared input or output access to the particular
block. See the resource block information in the next section to see block. See the resource block information in the next section to see
how this is specified. how this is specified.
5.2. Resource Signal Constraints and Processing Capabilities 5.2. Resource Signal Constraints and Processing Capabilities
The wavelength conversion abilities of a resource (e.g. regenerator, The wavelength conversion abilities of a resource (e.g. regenerator,
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