draft-ietf-ccamp-rwa-wson-encode-13.txt   draft-ietf-ccamp-rwa-wson-encode-14.txt 
Network Working Group G. Bernstein Network Working Group G. Bernstein
Internet Draft Grotto Networking Internet Draft Grotto Networking
Intended status: Standards Track Y. Lee Intended status: Standards Track Y. Lee
Expires: April 2012 D. Li Expires: October 2012 D. Li
Huawei Huawei
W. Imajuku W. Imajuku
NTT NTT
October 31, 2011 April 24, 2012
Routing and Wavelength Assignment Information Encoding for Routing and Wavelength Assignment Information Encoding for
Wavelength Switched Optical Networks Wavelength Switched Optical Networks
draft-ietf-ccamp-rwa-wson-encode-13.txt draft-ietf-ccamp-rwa-wson-encode-14.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
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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 February 31, 2012. This Internet-Draft will expire on September 24, 2012.
Copyright Notice Copyright Notice
Copyright (c) 2011 IETF Trust and the persons identified as the Copyright (c) 2012 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
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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
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1. Introduction...................................................4 1. Introduction...................................................4
1.1. Revision History..........................................4 1.1. Revision History..........................................4
1.1.1. Changes from 00 draft................................4 1.1.1. Changes from 00 draft................................4
1.1.2. Changes from 01 draft................................5 1.1.2. Changes from 01 draft................................5
1.1.3. Changes from 02 draft................................5 1.1.3. Changes from 02 draft................................5
1.1.4. Changes from 03 draft................................5 1.1.4. Changes from 03 draft................................5
1.1.5. Changes from 04 draft................................5 1.1.5. Changes from 04 draft................................5
1.1.6. Changes from 05 draft................................5 1.1.6. Changes from 05 draft................................5
1.1.7. Changes from 06 draft................................5 1.1.7. Changes from 06 draft................................5
1.1.8. Changes from 07 draft................................5 1.1.8. Changes from 07 draft................................6
1.1.9. Changes from 08 draft................................6 1.1.9. Changes from 08 draft................................6
1.1.10. Changes from 09 draft...............................6 1.1.10. Changes from 09 draft...............................6
1.1.11. Changes from 10 draft...............................6 1.1.11. Changes from 10 draft...............................6
1.1.12. Changes from 11 draft...............................6 1.1.12. Changes from 11 draft...............................6
2. Terminology....................................................6 1.1.13. Changes from 12 draft...............................6
1.1.14. Changes from 13 draft...............................6
2. Terminology....................................................7
3. Resources, Blocks, Sets, and the Resource Pool.................7 3. Resources, Blocks, Sets, and the Resource Pool.................7
3.1. Resource Block Set Field..................................8 3.1. Resource Block Set Field..................................8
4. Resource Pool Accessibility/Availability.......................9 4. Resource Pool Accessibility/Availability......................10
4.1. Resource Pool Accessibility Sub-TLV.......................9 4.1. Resource Pool Accessibility Sub-TLV......................10
4.2. Resource Block Wavelength Constraints Sub-TLV............11 4.2. Resource Block Wavelength Constraints Sub-TLV............12
4.3. Resource Pool State Sub-TLV..............................12 4.3. Resource Pool State Sub-TLV..............................14
4.4. Block Shared Access Wavelength Availability sub-TLV......13 4.4. Block Shared Access Wavelength Availability sub-TLV......15
5. Resource Properties Encoding..................................15 5. Resource Properties Encoding..................................16
5.1. Resource Block Information Sub-TLV.......................15 5.1. Resource Block Information Sub-TLV.......................17
5.2. Input Modulation Format List Sub-Sub-TLV.................16 5.2. Modulation Format List Sub-Sub-TLV.......................17
5.2.1. Modulation Format Field.............................17 5.2.1. Modulation Format Field.............................18
5.3. Input FEC Type List Sub-Sub-TLV..........................18 5.3. FEC Type List Sub-Sub-TLV................................20
5.3.1. FEC Type Field......................................19 5.3.1. FEC Type Field......................................20
5.4. Input Bit Range List Sub-Sub-TLV.........................21 5.4. Input Bit Range List Sub-Sub-TLV.........................22
5.4.1. Bit Range Field.....................................21 5.4.1. Bit Range Field.....................................22
5.5. Input Client Signal List Sub-Sub-TLV.....................22 5.5. Input Client Signal List Sub-Sub-TLV.....................23
5.6. Processing Capability List Sub-Sub-TLV...................23 5.6. Processing Capability List Sub-Sub-TLV...................24
5.6.1. Processing Capabilities Field.......................23 5.6.1. Processing Capabilities Field.......................24
5.7. Output Modulation Format List Sub-Sub-TLV................25 6. Security Considerations.......................................26
5.8. Output FEC Type List Sub-Sub-TLV.........................25
6. Security Considerations.......................................25
7. IANA Considerations...........................................26 7. IANA Considerations...........................................26
8. Acknowledgments...............................................26 8. Acknowledgments...............................................26
APPENDIX A: Encoding Examples....................................27 APPENDIX A: Encoding Examples....................................27
A.1. Wavelength Converter Accessibility Sub-TLV...............27 A.1. Wavelength Converter Accessibility Sub-TLV...............27
A.2. Wavelength Conversion Range Sub-TLV......................29 A.2. Wavelength Conversion Range Sub-TLV......................29
A.3. An OEO Switch with DWDM Optics...........................29 A.3. An OEO Switch with DWDM Optics...........................29
9. References....................................................33 9. References....................................................32
9.1. Normative References.....................................33 9.1. Normative References.....................................32
9.2. Informative References...................................33 9.2. Informative References...................................32
10. Contributors.................................................35 10. Contributors.................................................34
Authors' Addresses...............................................35 Authors' Addresses...............................................35
Intellectual Property Statement..................................36 Intellectual Property Statement..................................36
Disclaimer of Validity...........................................37 Disclaimer of Validity...........................................36
1. Introduction 1. Introduction
A Wavelength Switched Optical Network (WSON) is a Wavelength A Wavelength Switched Optical Network (WSON) is a Wavelength
Division Multiplexing (WDM) optical network in which switching is Division Multiplexing (WDM) optical network in which switching is
performed selectively based on the center wavelength of an optical performed selectively based on the center wavelength of an optical
signal. signal.
[RFC6163] describes a framework for Generalized Multiprotocol Label [RFC6163] describes a framework for Generalized Multiprotocol Label
Switching (GMPLS) and Path Computation Element (PCE) control of a Switching (GMPLS) and Path Computation Element (PCE) control of a
skipping to change at page 4, line 31 skipping to change at page 4, line 31
encodings can be used to extend GMPLS signaling and routing encodings can be used to extend GMPLS signaling and routing
protocols. In addition these encodings could be used by other protocols. In addition these encodings could be used by other
mechanisms to convey this same information to a path computation mechanisms to convey this same information to a path computation
element (PCE). Note that since these encodings are relatively element (PCE). Note that since these encodings are relatively
efficient they can provide more accurate analysis of the control efficient they can provide more accurate analysis of the control
plane communications/processing load for WSONs looking to utilize a plane communications/processing load for WSONs looking to utilize a
GMPLS control plane. GMPLS control plane.
Note that encodings of information needed by the routing and label Note that encodings of information needed by the routing and label
assignment process applicable to general networks beyond WSON are assignment process applicable to general networks beyond WSON are
addressed in a separate document [Gen-Encode]. addressed in a separate document [Gen-Encode]. This document makes
use of the Label Set Field encoding of [Gen-Encode] and refers to it
as a Wavelength Set Field.
1.1. Revision History 1.1. Revision History
1.1.1. Changes from 00 draft 1.1.1. Changes from 00 draft
Edits to make consistent with update to [RFC6205], i.e., removal of Edits to make consistent with update to [RFC6205], i.e., removal of
sign bit. sign bit.
Clarification of TBD on connection matrix type and possibly Clarification of TBD on connection matrix type and possibly
numbering. numbering.
skipping to change at page 5, line 40 skipping to change at page 5, line 43
information encoding. information encoding.
1.1.5. Changes from 04 draft 1.1.5. Changes from 04 draft
Added encodings to deal with access to resource blocks via shared Added encodings to deal with access to resource blocks via shared
fiber. fiber.
1.1.6. Changes from 05 draft 1.1.6. Changes from 05 draft
Revised the encoding for the "shared access" indicators to only use Revised the encoding for the "shared access" indicators to only use
one bit each for ingress and egress. one bit each for input and output.
1.1.7. Changes from 06 draft 1.1.7. Changes from 06 draft
Removed section on "WSON Encoding Usage Recommendations" Removed section on "WSON Encoding Usage Recommendations"
1.1.8. Changes from 07 draft 1.1.8. Changes from 07 draft
Section 3: Enhanced text to clarify relationship between pools, Section 3: Enhanced text to clarify relationship between pools,
blocks and resources. Section 3.1, 3.2: Change title to clarify blocks and resources. Section 3.1, 3.2: Change title to clarify
Pool-Block relationship. Section 3.3: clarify block-resource state. Pool-Block relationship. Section 3.3: clarify block-resource state.
Section 4: Deleted reference to previously removed RBNF element. Section 4: Deleted reference to previously removed RBNF element.
Fixed TLV figures and descriptions for consistent sub-sub-TLV Fixed TLV figures and descriptions for consistent sub-sub-TLV
nomenclature. nomenclature.
skipping to change at page 6, line 36 skipping to change at page 6, line 41
1.1.12. Changes from 11 draft 1.1.12. Changes from 11 draft
Fixed length fields in section 4 to be 16 bits, correcting errors in Fixed length fields in section 4 to be 16 bits, correcting errors in
TLV and field figures. Added a separate section on resources, TLV and field figures. Added a separate section on resources,
blocks, sets and the resource pool. Moved definition of the resource blocks, sets and the resource pool. Moved definition of the resource
block set field to this new section. block set field to this new section.
1.1.13. Changes from 12 draft 1.1.13. Changes from 12 draft
RB Identifier field in Section 3.1 to be 32 bits from 16 bits. Added Replaced all instances of "ingress" with "input" and all instances
Editorial changes and updated the contributor list. of "egress" with "output".
1.1.14. Changes from 13 draft
C bit of Resource Block Set Field is redundant and was removed,
i.e., has been returned to "Reserved" block and appendix examples
were updated to reflect the change.
Enhanced section 4.2 encoding to allow for optionality of input or
output wavelength set fields.
Clarified that wavelength set fields use the Label Set field
encoding from [Gen-Encode].
Enhanced section 5.1 encoding to simplify the Modulation and FEC
input and output cases.
2. Terminology 2. Terminology
CWDM: Coarse Wavelength Division Multiplexing. CWDM: Coarse Wavelength Division Multiplexing.
DWDM: Dense Wavelength Division Multiplexing. DWDM: Dense Wavelength Division Multiplexing.
FOADM: Fixed Optical Add/Drop Multiplexer. FOADM: Fixed Optical Add/Drop Multiplexer.
ROADM: Reconfigurable Optical Add/Drop Multiplexer. A reduced port ROADM: Reconfigurable Optical Add/Drop Multiplexer. A reduced port
count wavelength selective switching element featuring ingress and count wavelength selective switching element featuring input and
egress line side ports as well as add/drop side ports. output line side ports as well as add/drop side ports.
RWA: Routing and Wavelength Assignment. RWA: Routing and Wavelength Assignment.
Wavelength Conversion. The process of converting an information Wavelength Conversion. The process of converting an information
bearing optical signal centered at a given wavelength to one with bearing optical signal centered at a given wavelength to one with
"equivalent" content centered at a different wavelength. Wavelength "equivalent" content centered at a different wavelength. Wavelength
conversion can be implemented via an optical-electronic-optical conversion can be implemented via an optical-electronic-optical
(OEO) process or via a strictly optical process. (OEO) process or via a strictly optical process.
WDM: Wavelength Division Multiplexing. WDM: Wavelength Division Multiplexing.
skipping to change at page 8, line 13 skipping to change at page 8, line 35
. Resource Block Information Sub-TLV . Resource Block Information Sub-TLV
Each of these sub-TLVs works with one or more sets of resources Each of these sub-TLVs works with one or more sets of resources
rather than just a single resource block. This motivates the rather than just a single resource block. This motivates the
following field definition. following field definition.
3.1. Resource Block Set Field 3.1. Resource Block Set Field
In a WSON node that includes resource blocks (RB), denoting subsets In a WSON node that includes resource blocks (RB), denoting subsets
of these blocks allows one to efficiently describe common properties of these blocks allows one to efficiently describe common properties
the blocks and to describe the structure and characteristics, if of the blocks and to describe the structure and characteristics, if
non-trivial, of the resource pool. The RB Set field is defined in a non-trivial, of the resource pool. The RB Set field is defined in a
similar manner to the label set concept of [RFC3471]. similar manner to the label set concept of [RFC3471].
The information carried in a RB set field is defined by: The information carried in a RB set field is defined by:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action |C| Reserved | Length | | Action |E| Reserved | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Identifier 1 | | RB Identifier 1 | RB Identifier 2 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
: : : : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Identifier n | | RB Identifier n-1 | RB Identifier n |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Action: 8 bits Action: 8 bits
0 - Inclusive List 0 - Inclusive List
Indicates that the TLV contains zero or more RB elements that are Indicates that the TLV contains one or more RB elements that are
included in the list. included in the list.
1 - Reserved 2 - Inclusive Range(s)
2 - Inclusive Range
Indicates that the TLV contains a range of RBs. The object/TLV
contains two WC elements. The first element indicates the start of
the range. The second element indicates the end of the range. A
value of zero indicates that there is no bound on the corresponding
portion of the range.
3 - Reserved Indicates that the TLV contains one or more ranges of RBs. Each
individual range is denoted by two 16 bit RB identifiers in a 32 bit
word. The first 16 bits is the RB identifier for the start of the
range and the next 16 bits is the RB identifier for the end of the
range. Note that the Length field is used to determine the number of
ranges.
C (Connectivity bit): Set to 0 to denote fixed (possibly multi- E (Even bit): Set to 0 denotes an odd number of RB identifiers in
cast) connectivity; Set to 1 to denote potential (switched) the list (last entry zero pad); Set to 1 denotes an even number of
connectivity. Used in resource pool accessibility sub-TLV. Ignored RB identifiers in the list (no zero padding). This applies only if
elsewhere. Action == 0.
Reserved: 7 bits Reserved: 7 bits
This field is reserved. It MUST be set to zero on transmission and This field is reserved. It MUST be set to zero on transmission and
MUST be ignored on receipt. MUST be ignored on receipt.
Length: 16 bits Length: 16 bits
The total length of this field in bytes. The total length of this field in bytes.
RB Identifier: RB Identifier:
The RB identifier represents the ID of the resource block which is a The RB identifier represents the ID of the resource block which is a
32 bit integer. 16 bit integer.
Usage Note: the inclusive range "Action" can result in very compact Usage Note: the inclusive range "Action" can result in very compact
encoding of resource sets and it can be advantages to number encoding of resource sets and it can be advantages to number
resource blocks in such a way so that status updates (dynamic resource blocks in such a way so that status updates (dynamic
information) can take advantage of this efficiency. information) can take advantage of this efficiency.
4. Resource Pool Accessibility/Availability 4. Resource Pool Accessibility/Availability
This section defines the sub-TLVs for dealing with accessibility and This section defines the sub-TLVs for dealing with accessibility and
availability of resource blocks within a pool of resources. These availability of resource blocks within a pool of resources. These
include the ResourceBlockAccessibility, ResourceWaveConstraints, and include the ResourceBlockAccessibility, ResourceWaveConstraints, and
RBPoolState sub-TLVs. RBPoolState sub-TLVs.
4.1. Resource Pool Accessibility Sub-TLV 4.1. Resource Pool Accessibility Sub-TLV
This sub-TLV describes the structure of the resource pool in This sub-TLV describes the structure of the resource pool in
relation to the switching device. In particular it indicates the relation to the switching device. In particular it indicates the
ability of an ingress port to reach sets of resources and of a sets ability of an input port to reach sets of resources and of a sets of
of resources to reach a particular egress port. This is the resources to reach a particular output port. This is the
PoolIngressMatrix and PoolEgressMatrix of [WSON-Info]. PoolInputMatrix and PoolOutputMatrix of [WSON-Info].
The resource pool accessibility sub-TLV is defined by: The resource pool accessibility sub-TLV is defined by:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Connectivity | Reserved | | Connectivity | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Ingress Link Set Field A #1 | | Input Link Set Field A #1 |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Set Field A #1 | | RB Set Field A #1 |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Additional Link set and RB set pairs as needed to | | Additional Link set and RB set pairs as needed to |
: specify PoolIngressMatrix : : specify PoolInputMatrix :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Egress Link Set Field B #1 | | Output Link Set Field B #1 |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Set B Field #1 (for egress connectivity) | | RB Set B Field #1 (for output connectivity) |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Additional Link Set and RB set pairs as needed to | | Additional Link Set and RB set pairs as needed to |
: specify PoolEgressMatrix : : specify PoolOutputMatrix :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Where Where
Connectivity indicates how the ingress/egress ports connect to the Connectivity indicates how the input/output ports connect to the
resource blocks. resource blocks.
0 -- the device is fixed (e.g., a connected port must go 0 -- the device is fixed (e.g., a connected port must go
through the resource block) through the resource block)
1 -- the device is switched (e.g., a port can be configured to 1 -- the device is switched (e.g., a port can be configured to
go through a resource but isn't required) go through a resource but isn't required)
The Link Set Field is defined in [Gen-Encode]. The For the Input and Output Link Set Fields, the Link Set Field
encoding defined in [Gen-Encode] is to be used.
Note that the direction parameter within the Link Set Field is used Note that the direction parameter within the Link Set Field is used
to indicate whether the link set is an ingress or egress link set, to indicate whether the link set is an input or output link set, and
and the bidirectional value for this parameter is not permitted in the bidirectional value for this parameter is not permitted in this
this sub-TLV. sub-TLV.
See Appendix A.1 for an illustration of this encoding. See Appendix A.1 for an illustration of this encoding.
4.2. Resource Block Wavelength Constraints Sub-TLV 4.2. Resource Block Wavelength Constraints Sub-TLV
Resources, such as wavelength converters, etc., may have a limited Resources, such as wavelength converters, etc., may have a limited
input or output wavelength ranges. Additionally, due to the input or output wavelength ranges. Additionally, due to the
structure of the optical system not all wavelengths can necessarily structure of the optical system not all wavelengths can necessarily
reach or leave all the resources. These properties are described by reach or leave all the resources. These properties are described by
using one or more resource wavelength restrictions sub-TLVs as using one or more resource wavelength restrictions sub-TLVs as
defined below: defined below:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|I|O|B| Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Set Field | | RB Set Field |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input Wavelength Set Field | | Input Wavelength Set Field |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Output Wavelength Set Field | | Output Wavelength Set Field |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
I = 1 or 0 indicates the presence or absence of the Input Wavelength
Set Field.
O = 1 or 0 indicates the presence or absence of the Output
Wavelength Set Field.
B = 1 indicates that a single wavelength set field represents both
input and output wavelength constraints.
Currently the only valid combinations of (I,O,B) are (1,0,0),
(0,1,0), (1,1,0), (0,0,1).
RB Set Field: RB Set Field:
A set of resource blocks (RBs) which have the same wavelength A set of resource blocks (RBs) which have the same wavelength
restrictions. restrictions.
Input Wavelength Set Field: Input Wavelength Set Field:
Indicates the wavelength input restrictions of the RBs in the Indicates the wavelength input restrictions of the RBs in the
corresponding RB set. corresponding RB set. This field is encoded via the Label Set field
of [Gen-Encode].
Output Wavelength Set Field: Output Wavelength Set Field:
Indicates the wavelength output restrictions of RBs in the Indicates the wavelength output restrictions of RBs in the
corresponding RB set. corresponding RB set. This field is encoded via the Label Set field
of [Gen-Encode].
4.3. Resource Pool State Sub-TLV 4.3. Resource Pool State Sub-TLV
The state of the pool is given by the number of resources available The state of the pool is given by the number of resources available
with particular characteristics. A resource block set is used to with particular characteristics. A resource block set is used to
encode all or a subset of the resources of interest. The usage state encode all or a subset of the resources of interest. The usage state
of resources within a resource block set is encoded as either a list of resources within a resource block set is encoded as either a list
of 16 bit integer values indicating the number of available of 16 bit integer values or a bit map indicating whether a single
resources in the resource block, or a bit map indicating whether a resource is available or in use. The bit map encoding is appropriate
particular resource is available or in use. The bit map encoding is when resource blocks consist of a single resource. This information
appropriate when resource blocks consist of a single resource. This can be relatively dynamic, i.e., can change when a connection (LSP
information can be relatively dynamic, i.e., can change when a is established or torn down.
connection (LSP is established or torn down.
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action | Reserved | | Action | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Set Field | | RB Set Field |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Usage state | | RB Usage state |
skipping to change at page 13, line 19 skipping to change at page 15, line 16
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action = 1 | Reserved | | Action = 1 | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Set Field | | RB Set Field |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Usage state bitmap | | RB Usage state bitmap |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| ...... | Padding bits | | ...... | Padding bits |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
RB Usage state: Variable Length but must be a multiple of 4 bytes. RB Usage state: Variable Length but must be a multiple of 4 byes.
Each bit indicates the usage status of one RB with 0 indicating the Each bit indicates the usage status of one RB with 0 indicating the
RB is available and 1 indicating the RB is in used. The sequence of RB is available and 1 indicating the RB is in used. The sequence of
the bit map is ordered according to the RB Set field with this sub- the bit map is ordered according to the RB Set field with this sub-
TLV. TLV.
Padding bits: Variable Length Padding bits: Variable Length
4.4. Block Shared Access Wavelength Availability sub-TLV 4.4. Block Shared Access Wavelength Availability sub-TLV
skipping to change at page 14, line 13 skipping to change at page 15, line 42
to understand resource availability. to understand resource availability.
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|I|E| Reserved | |I|E| Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Set Field | | RB Set Field |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Ingress Available Wavelength Set Field | | Input Available Wavelength Set Field |
: (Optional) : : (Optional) :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Egress Available Wavelength Set Field | | Output Available Wavelength Set Field |
: (Optional) : : (Optional) :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
I bit: I bit:
Indicates whether the ingress available wavelength set field is Indicates whether the input available wavelength set field is
included (1) or not (0). included (1) or not (0).
E bit: E bit:
Indicates whether the egress available wavelength set field is Indicates whether the output available wavelength set field is
included (1) or not (0). included (1) or not (0).
RB Set Field: RB Set Field:
A Resource Block set in which all the members share the same ingress A Resource Block set in which all the members share the same input
or egress fiber or both. or output fiber or both.
Ingress Available Wavelength Set Field: Input Available Wavelength Set Field:
Indicates the wavelengths currently available (not being used) on Indicates the wavelengths currently available (not being used) on
the ingress fiber to this resource block. the input fiber to this resource block. This field is encoded via
the Label Set field of [Gen-Encode].
Egress Available Wavelength Set Field: Output Available Wavelength Set Field:
Indicates the wavelengths currently available (not being used) on Indicates the wavelengths currently available (not being used) on
the egress fiber from this resource block. the output fiber from this resource block. This field is encoded via
the Label Set field of [Gen-Encode].
5. Resource Properties Encoding 5. Resource Properties Encoding
Within a WSON network element (NE) there may be resources with Within a WSON network element (NE) there may be resources with
signal compatibility constraints. These resources be regenerators, signal compatibility constraints. These resources be regenerators,
wavelength converters, etc... Such resources may also constitute the wavelength converters, etc... Such resources may also constitute the
network element as a whole as in the case of an electro optical network element as a whole as in the case of an electro optical
switch. This section primarily focuses on the signal compatibility switch. This section primarily focuses on the signal compatibility
and processing properties of such a resource block. and processing properties of such a resource block.
The fundamental properties of a resource block, such as a The fundamental properties of a resource block, such as a
regenerator or wavelength converter, are: regenerator or wavelength converter, are:
(a) Input constraints (shared ingress, modulation, FEC, bit rate, (a) Input constraints (shared input, modulation, FEC, bit rate,
GPID) GPID)
(b) Processing capabilities (number of resources in a block, (b) Processing capabilities (number of resources in a block,
regeneration, performance monitoring, vendor specific) regeneration, performance monitoring, vendor specific)
(c) Output Constraints (shared egress, modulation, FEC) (c) Output Constraints (shared output, modulation, FEC)
5.1. Resource Block Information Sub-TLV 5.1. Resource Block Information Sub-TLV
Resource Block descriptor sub-TLVs are used to convey relatively Resource Block descriptor sub-TLVs are used to convey relatively
static information about individual resource blocks including the static information about individual resource blocks including the
resource block compatibility properties, processing properties, and resource block compatibility properties, processing properties, and
the number of resources in a block. the number of resources in a block.
This sub-TLV has the following format: This sub-TLV has the following format:
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|E| Reserved | |I|E| Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input Modulation Type List Sub-Sub-TLV (opt) | | Modulation Type List Sub-Sub-TLV (opt) |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input FEC Type List Sub-Sub-TLV (opt) | | FEC Type List Sub-Sub-TLV (opt) |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input Client Signal Type Sub-Sub-TLV (opt) | | Input Client Signal Type Sub-Sub-TLV (opt) |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input Bit Rate Range List Sub-Sub-TLV (opt) | | Input Bit Rate Range List Sub-Sub-TLV (opt) |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Processing Capabilities List Sub-Sub-TLV (opt) | | Processing Capabilities List Sub-Sub-TLV (opt) |
: : : :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Output Modulation Type List Sub-Sub-TLV (opt) |
: :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Output FEC Type List Sub-Sub-TLV (opt) |
: :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Where I and E, the shared ingress/egress indicator, is set to 1 if Where I and E, the shared input/output indicator, is set to 1 if the
the resource blocks identified in the RB set field utilized a shared resource blocks identified in the RB set field utilized a shared
fiber for ingress/egress access and set to 0 otherwise. fiber for input/output access and set to 0 otherwise.
5.2. Input Modulation Format List Sub-Sub-TLV
This sub-sub-TLV contains a list of acceptable input modulation 5.2. Modulation Format List Sub-Sub-TLV
formats.
Type := Input Modulation Format List This sub-sub-TLV contains a list of acceptable modulation formats.
Type := Modulation Format List
Value := A list of Modulation Format Fields Value := A list of Modulation Format Fields
5.2.1. Modulation Format Field 5.2.1. Modulation Format Field
Two different types of modulation format fields are defined: a Two different types of modulation format fields are defined: a
standard modulation field and a vendor specific modulation field. standard modulation field and a vendor specific modulation field.
Both start with the same 32 bit header shown below. Both start with the same 32 bit header shown below.
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|S|I| Modulation ID | Length | |S|I|E| Modulation ID | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Where S bit set to 1 indicates a standardized modulation format and Where S bit set to 1 indicates a standardized modulation format and
S bit set to 0 indicates a vendor specific modulation format. The S bit set to 0 indicates a vendor specific modulation format. The
length is the length in bytes of the entire modulation type field. length is the length in bytes of the entire modulation type field.
Where I bit set to 1 indicates it is an input modulation constraint Where I bit set to 1 indicates it is an input modulation constraint
and I bit set to 0 indicates it is an output modulation constraint. and E bit set to 1 indicates it is an output modulation constraint.
Note that if an output modulation is not specified then it is The following I and E bit combination are defined:
implied that it is the same as the input modulation. In such case,
no modulation conversion is performed.
The format for the standardized type for the input modulation is I E
given by:
0 0 Invalid
1 0 Input modulation
0 1 Output modulation
1 1 Input and output modulation
The format for the standardized type for the modulation is given by:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|1|1| Modulation ID | Length | |1|X|X| Modulation ID | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Possible additional modulation parameters depending upon | | Possible additional modulation parameters depending upon |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
: the modulation ID : : the modulation ID :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Modulation ID (S bit = 1); Input modulation (I bit = 1)
Takes on the following currently defined values: Takes on the following currently defined values:
0 Reserved 0 Reserved
1 optical tributary signal class NRZ 1.25G 1 optical tributary signal class NRZ 1.25G
2 optical tributary signal class NRZ 2.5G 2 optical tributary signal class NRZ 2.5G
3 optical tributary signal class NRZ 10G 3 optical tributary signal class NRZ 10G
4 optical tributary signal class NRZ 40G 4 optical tributary signal class NRZ 40G
5 optical tributary signal class RZ 40G 5 optical tributary signal class RZ 40G
Note that future modulation types may require additional parameters Note that future modulation types may require additional parameters
in their characterization. in their characterization.
skipping to change at page 18, line 15 skipping to change at page 19, line 22
3 optical tributary signal class NRZ 10G 3 optical tributary signal class NRZ 10G
4 optical tributary signal class NRZ 40G 4 optical tributary signal class NRZ 40G
5 optical tributary signal class RZ 40G 5 optical tributary signal class RZ 40G
Note that future modulation types may require additional parameters Note that future modulation types may require additional parameters
in their characterization. in their characterization.
The format for vendor specific modulation field (for input The format for vendor specific modulation field is given by:
constraint) is given by:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|0|1| Vendor Modulation ID | Length | |0|X|X| Vendor Modulation ID | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Enterprise Number | | Enterprise Number |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
: Any vendor specific additional modulation parameters : : Any vendor specific additional modulation parameters :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Vendor Modulation ID Vendor Modulation ID
This is a vendor assigned identifier for the modulation type. This is a vendor assigned identifier for the modulation type.
skipping to change at page 18, line 43 skipping to change at page 20, line 5
A unique identifier of an organization encoded as a 32-bit A unique identifier of an organization encoded as a 32-bit
integer. Enterprise Numbers are assigned by IANA and managed integer. Enterprise Numbers are assigned by IANA and managed
through an IANA registry [RFC2578]. through an IANA registry [RFC2578].
Vendor Specific Additional parameters Vendor Specific Additional parameters
There can be potentially additional parameters characterizing the There can be potentially additional parameters characterizing the
vendor specific modulation. vendor specific modulation.
5.3. Input FEC Type List Sub-Sub-TLV 5.3. FEC Type List Sub-Sub-TLV
This sub-sub-TLV contains a list of acceptable FEC types. This sub-sub-TLV contains a list of acceptable FEC types.
Type := Input FEC Type field List Type := FEC Type field List
Value := A list of FEC type Fields Value := A list of FEC type Fields
5.3.1. FEC Type Field 5.3.1. FEC Type Field
The FEC type Field may consist of two different formats of fields: a The FEC type Field may consist of two different formats of fields: a
standard FEC field or a vendor specific FEC field. Both start with standard FEC field or a vendor specific FEC field. Both start with
the same 32 bit header shown below. the same 32 bit header shown below.
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|S|I| FEC ID | Length | |S|I|E| FEC ID | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Possible additional FEC parameters depending upon | | Possible additional FEC parameters depending upon |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
: the FEC ID : : the FEC ID :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Where S bit set to 1 indicates a standardized FEC format and S bit Where S bit set to 1 indicates a standardized FEC format and S bit
set to 0 indicates a vendor specific FEC format. The length is the set to 0 indicates a vendor specific FEC format. The length is the
length in bytes of the entire FEC type field. length in bytes of the entire FEC type field.
Where I bit set to 1 indicates it is an input FEC constraint and I Where I bit set to 1 indicates it is an input FEC constraint and E
bit set to 0 indicates it is an output FEC constraint. bit set to 1 indicates it is an output FEC constraint.
Note that if an output FEC is not specified then it is implied that
it is the same as the input FEC. In such case, no FEC conversion is
performed.
The length is the length in bytes of the entire FEC type field. The length is the length in bytes of the entire FEC type field.
The format for input standard FEC field is given by: The format for standard FEC field is given by:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|1|1| FEC ID | Length | |1|X|X| FEC ID | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Possible additional FEC parameters depending upon | | Possible additional FEC parameters depending upon |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
: the FEC ID : : the FEC ID :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Takes on the following currently defined values for the standard Takes on the following currently defined values for the standard
FEC ID: FEC ID:
0 Reserved 0 Reserved
skipping to change at page 21, line 8 skipping to change at page 22, line 8
(1020,988) codes) (1020,988) codes)
Where RS stands for Reed-Solomon and BCH for Bose-Chaudhuri- Where RS stands for Reed-Solomon and BCH for Bose-Chaudhuri-
Hocquengham. Hocquengham.
The format for input vendor-specific FEC field is given by: The format for input vendor-specific FEC field is given by:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|0|1| Vendor FEC ID | Length | |0|X|X| Vendor FEC ID | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Enterprise Number | | Enterprise Number |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
: Any vendor specific additional FEC parameters : : Any vendor specific additional FEC parameters :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Vendor FEC ID Vendor FEC ID
This is a vendor assigned identifier for the FEC type. This is a vendor assigned identifier for the FEC type.
skipping to change at page 21, line 41 skipping to change at page 22, line 41
This sub-sub-TLV contains a list of acceptable input bit rate This sub-sub-TLV contains a list of acceptable input bit rate
ranges. ranges.
Type := Input Bit Range List Type := Input Bit Range List
Value := A list of Bit Range Fields Value := A list of Bit Range Fields
5.4.1. Bit Range Field 5.4.1. Bit Range Field
The bit rate range list sub-TLV makes use of the following bit rate The bit rate range list sub-sub-TLV makes use of the following bit
range field: rate range field:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Starting Bit Rate | | Starting Bit Rate |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Ending Bit Rate | | Ending Bit Rate |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
The starting and ending bit rates are given as 32 bit IEEE floating The starting and ending bit rates are given as 32 bit IEEE floating
skipping to change at page 23, line 20 skipping to change at page 24, line 20
: | : : | :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| GPID #N | | | GPID #N | |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Where the number of GPIDs is an integer greater than or equal to Where the number of GPIDs is an integer greater than or equal to
one. one.
5.6. Processing Capability List Sub-Sub-TLV 5.6. Processing Capability List Sub-Sub-TLV
This sub-sub-TLV contains a list of resource block processing This sub-sub-TLV contains a list of resource processing
capabilities. capabilities.
Type := Processing Capabilities List Type := Processing Capabilities List
Value := A list of Processing Capabilities Fields Value := A list of Processing Capabilities Fields
The processing capability list sub-TLV is a list of WSON network The processing capability list sub-sub-TLV is a list of capabilities
element (NE) that can perform signal processing functions including: that can be achieved through the referred resources::
1. Number of Resources within the block
2. Regeneration capability 1. Regeneration capability
3. Fault and performance monitoring 2. Fault and performance monitoring
4. Vendor Specific capability 3. Vendor Specific capability
Note that the code points for Fault and performance monitoring and Note that the code points for Fault and performance monitoring and
vendor specific capability are subject to further study. vendor specific capability are subject to further study.
5.6.1. Processing Capabilities Field 5.6.1. Processing Capabilities Field
The processing capability field is then given by: The processing capability field is then given by:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Processing Cap ID | Length | | Processing Cap ID | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Possible additional capability parameters depending upon | | Possible additional capability parameters depending upon |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
: the processing ID : : the processing ID :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
When the processing Cap ID is "number of resources" the format is
simply:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Processing Cap ID | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Number of resources per block |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
When the processing Cap ID is "regeneration capability", the When the processing Cap ID is "regeneration capability", the
following additional capability parameters are provided in the sub- following additional capability parameters are provided in the sub-
TLV: TLV:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| T | C | Reserved | | T | C | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
skipping to change at page 25, line 13 skipping to change at page 25, line 45
Where C bit indicates the capability of regenerator: Where C bit indicates the capability of regenerator:
C=0: Reserved C=0: Reserved
C=1: Fixed Regeneration Point C=1: Fixed Regeneration Point
C=2: Selective Regeneration Point C=2: Selective Regeneration Point
Note that when the capability of regenerator is indicated to be Note that when the capability of regenerator is indicated to be
Selective Regeneration Pools, regeneration pool properties such as Selective Regeneration Pools, regeneration pool properties such as
ingress and egress restrictions and availability need to be input and output restrictions and availability need to be specified.
specified. This encoding is to be determined in the later revision. This encoding is to be determined in the later revision.
5.7. Output Modulation Format List Sub-Sub-TLV
This sub-sub-TLV contains a list of available output modulation
formats.
Type := Output Modulation Format List
Value := A list of Modulation Format Fields
5.8. Output FEC Type List Sub-Sub-TLV
This sub-sub-TLV contains a list of output FEC types.
Type := Output FEC Type field List
Value := A list of FEC type Fields
6. Security Considerations 6. Security Considerations
This document defines protocol-independent encodings for WSON This document defines protocol-independent encodings for WSON
information and does not introduce any security issues. information and does not introduce any security issues.
However, other documents that make use of these encodings within However, other documents that make use of these encodings within
protocol extensions need to consider the issues and risks associated protocol extensions need to consider the issues and risks associated
with, inspection, interception, modification, or spoofing of any of with, inspection, interception, modification, or spoofing of any of
this information. It is expected that any such documents will this information. It is expected that any such documents will
skipping to change at page 27, line 12 skipping to change at page 27, line 12
This document was prepared using 2-Word-v2.0.template.dot. This document was prepared using 2-Word-v2.0.template.dot.
APPENDIX A: Encoding Examples APPENDIX A: Encoding Examples
A.1. Wavelength Converter Accessibility Sub-TLV A.1. Wavelength Converter Accessibility Sub-TLV
Example: Example:
Figure 1 shows a wavelength converter pool architecture know as Figure 1 shows a wavelength converter pool architecture know as
"shared per fiber". In this case the ingress and egress pool "shared per fiber". In this case the input and output pool matrices
matrices are simply: are simply:
+-----+ +-----+ +-----+ +-----+
| 1 1 | | 1 0 | | 1 1 | | 1 0 |
WI =| |, WE =| | WI =| |, WE =| |
| 1 1 | | 0 1 | | 1 1 | | 0 1 |
+-----+ +-----+ +-----+ +-----+
+-----------+ +------+ +-----------+ +------+
| |--------------------->| | | |--------------------->| |
| |--------------------->| C | | |--------------------->| C |
/| | |--------------------->| o | /| | |--------------------->| o |
/D+--->| |--------------------->| m | /D+--->| |--------------------->| m |
+ e+--->| | | b |=======> + e+--->| | | b
|========>
========>| M| | Optical | +-----------+ | i | Port E1 ========>| M| | Optical | +-----------+ | i | Port E1
Port I1 + u+--->| Switch | | WC Pool | | n | Port I1 + u+--->| Switch | | WC Pool | | n |
\x+--->| | | +-----+ | | e | \x+--->| | | +-----+ | | e |
\| | +----+->|WC #1|--+---->| r | \| | +----+->|WC #1|--+---->| r |
| | | +-----+ | +------+ | | | +-----+ | +------+
| | | | +------+ | | | | +------+
/| | | | +-----+ | | | /| | | | +-----+ | | |
/D+--->| +----+->|WC #2|--+---->| C | /D+--->| +----+->|WC #2|--+---->| C |
+ e+--->| | | +-----+ | | o | + e+--->| | | +-----+ | | o |
========>| M| | | +-----------+ | m |=======> ========>| M| | | +-----------+ | m
|========>
Port I2 + u+--->| | | b | Port E2 Port I2 + u+--->| | | b | Port E2
\x+--->| |--------------------->| i | \x+--->| |--------------------->| i |
\| | |--------------------->| n | \| | |--------------------->| n |
| |--------------------->| e | | |--------------------->| e |
| |--------------------->| r | | |--------------------->| r |
+-----------+ +------+ +-----------+ +------+
Figure 1 An optical switch featuring a shared per fiber wavelength Figure 1 An optical switch featuring a shared per fiber wavelength
converter pool architecture. converter pool architecture.
This wavelength converter pool can be encoded as follows: This wavelength converter pool can be encoded as follows:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Connectivity=1| Reserved | | Connectivity=1| Reserved |
Note: I1,I2 can connect to either WC1 or WC2 Note: I1,I2 can connect to either WC1 or WC2
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action=0 |0 1|0 0 0 0 0 0| Length = 12 | | Action=0 |0| Reserved | Length = 12 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Link Local Identifier = #1 | | Link Local Identifier = #1 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Link Local Identifier = #2 | | Link Local Identifier = #2 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action=0 |1| Reserved | Length = 12 | | Action=0 |1| Reserved | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB ID = #1 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB ID = #2 | | RB ID = #1 | RB ID = #2 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Note: WC1 can only connect to E1 Note: WC1 can only connect to E1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action=0 |1 0|0 0 0 0 0 0| Length = 8 | | Action=0 |1| Reserved | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Link Local Identifier = #1 | | Link Local Identifier = #1 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action=0 |0| Reserved | Length = 8 | | Action=0 |0| Reserved | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB ID = #1 | | RB ID = #1 | zero padding |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Note: WC2 can only connect to E2
Note: WC2 can only connect to E2
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action=0 |1 0|0 0 0 0 0 0| Length = 8 | | Action=0 |1| Reserved | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Link Local Identifier = #2 | | Link Local Identifier = #2 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action=0 |0| Reserved | Length = 8 | | Action=0 |0| | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB ID = #2 | | RB ID = #2 | zero padding |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
A.2. Wavelength Conversion Range Sub-TLV A.2. Wavelength Conversion Range Sub-TLV
Example: Example:
This example, based on figure 1, shows how to represent the This example, based on figure 1, shows how to represent the
wavelength conversion range of wavelength converters. Suppose the wavelength conversion range of wavelength converters. Suppose the
wavelength range of input and output of WC1 and WC2 are {L1, L2, L3, wavelength range of input and output of WC1 and WC2 are {L1, L2, L3,
L4}: L4}:
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
Note: WC Set Note: WC Set
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Action=0 |1| Reserved | Length = 12 | | Action=0 |1| Reserved | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| WC ID = #1 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| WC ID = #2 | | WC ID = #1 | WC ID = #2 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Note: wavelength input range Note: wavelength input range
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| 2 | Num Wavelengths = 4 | Length = 8 | | 2 | Num Wavelengths = 4 | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|Grid | C.S. | Reserved | n for lowest frequency = 1 | |Grid | C.S. | Reserved | n for lowest frequency = 1 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Note: wavelength output range Note: wavelength output range
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| 2 | Num Wavelengths = 4 | Length = 8 | | 2 | Num Wavelengths = 4 | Length = 8 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|Grid | C.S. | Reserved | n for lowest frequency = 1 | |Grid | C.S. | Reserved | n for lowest frequency = 1 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
A.3. An OEO Switch with DWDM Optics A.3. An OEO Switch with DWDM Optics
Figure 2 shows an electronic switch fabric surrounded by DWDM Figure 2 shows an electronic switch fabric surrounded by DWDM
skipping to change at page 30, line 16 skipping to change at page 30, line 12
Hence the attention will be focused on the <ResourcePool> sub-TLV: Hence the attention will be focused on the <ResourcePool> sub-TLV:
<ResourcePool> ::= <ResourcePool> ::=
<ResourceBlockInfo>[<ResourceBlockAccessibility>...][<ResourceWaveCo <ResourceBlockInfo>[<ResourceBlockAccessibility>...][<ResourceWaveCo
nstraints>...] nstraints>...]
/| +-----------+ +-------------+ +------+ /| +-----------+ +-------------+ +------+
/D+--->| +--->|Tunable Laser|-->| | /D+--->| +--->|Tunable Laser|-->| |
+ e+--->| | +-------------+ | C | + e+--->| | +-------------+ | C |
========>| M| | | ... | o |=======> ========>| M| | | ... | o
|========>
Port I1 + u+--->| | +-------------+ | m | Port E1 Port I1 + u+--->| | +-------------+ | m | Port E1
\x+--->| |--->|Tunable Laser|-->| b | \x+--->| |--->|Tunable Laser|-->| b |
\| | Electric | +-------------+ +------+ \| | Electric | +-------------+ +------+
| Switch | | Switch |
/| | | +-------------+ +------+ /| | | +-------------+ +------+
/D+--->| +--->|Tunable Laser|-->| | /D+--->| +--->|Tunable Laser|-->| |
+ e+--->| | +-------------+ | C | + e+--->| | +-------------+ | C |
========>| M| | | ... | o |=======> ========>| M| | | ... | o
|========>
Port I2 + u+--->| | +-------------+ | m | Port E2 Port I2 + u+--->| | +-------------+ | m | Port E2
\x+--->| +--->|Tunable Laser|-->| b | \x+--->| +--->|Tunable Laser|-->| b |
\| | | +-------------+ +------+ \| | | +-------------+ +------+
| | | |
/| | | +-------------+ +------+ /| | | +-------------+ +------+
/D+--->| |--->|Tunable Laser|-->| | /D+--->| |--->|Tunable Laser|-->| |
+ e+--->| | +-------------+ | C | + e+--->| | +-------------+ | C |
========>| M| | | ... | o |=======> ========>| M| | | ... | o
|========>
Port I3 + u+--->| | +-------------+ | m | Port E3 Port I3 + u+--->| | +-------------+ | m | Port E3
\x+--->| |--->|Tunable Laser|-->| b | \x+--->| |--->|Tunable Laser|-->| b |
\| +-----------+ +-------------+ +------+ \| +-----------+ +-------------+ +------+
Figure 2 An optical switch built around an electronic switching Figure 2 An optical switch built around an electronic switching
fabric. fabric.
The resource block information will tell us about the processing The resource block information will tell us about the processing
constraints of the receivers, transmitters and the electronic constraints of the receivers, transmitters and the electronic
switch. The resource availability information, although very simple, switch. The resource availability information, although very simple,
skipping to change at page 31, line 12 skipping to change at page 31, line 12
<ResourceBlockInfo>: <ResourceBlockInfo>:
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 |
: (only one resource block in this example with shared | : (only one resource block in this example with shared |
| input/output case) | | input/output case) |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|0|0| Reserved | |0|1|1| Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input Modulation Type List Sub-Sub-TLV | | Modulation Type List Sub-Sub-TLV |
: (The receivers can only process NRZ) : : NRZ :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input FEC Type List Sub-Sub-TLV | | FEC Type List Sub-Sub-TLV |
: (Only Standard SDH and G.709 FECs ) : : Standard SDH, G.709 FEC :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input Client Signal Type Sub-TLV | | Input Client Signal Type Sub-TLV |
: (GPIDs for SDH and G.709) : : (GPIDs for SDH and G.709) :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Input Bit Rate Range List Sub-Sub-TLV | | Input Bit Rate Range List Sub-Sub-TLV |
: (2.5Gbps, 10Gbps) : : (2.5Gbps, 10Gbps) :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Processing Capabilities List Sub-Sub-TLV | | Processing Capabilities List Sub-Sub-TLV |
: Fixed (non optional) 3R regeneration : : Fixed (non optional) 3R regeneration :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ : :
| Output Modulation Type List Sub-Sub-TLV |
: NRZ :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Output FEC Type List Sub-Sub-TLV |
: Standard SDH, G.709 FECs :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Since there is fixed connectivity to resource blocks (the electronic Since there is fixed connectivity to resource blocks (the electronic
switch) the <ResourceBlockAccessibility> is: switch) the <ResourceBlockAccessibility> is:
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
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Connectivity=1|Reserved | | | Connectivity=0|Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Ingress Link Set Field A #1 | | Input Link Set Field A #1 |
: (All ingress links connect to resource) : : (All input links connect to resource) :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| RB Set Field A #1 | | RB Set Field A #1 |
: (trivial set only one resource block) : : (trivial set only one resource block) :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Egress Link Set Field B #1 | | Output Link Set Field B #1 |
: (All egress links connect to resource) : : (All output links connect to resource) :
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
9. References 9. References
9.1. Normative References 9.1. Normative 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.
[RFC2578] McCloghrie, K., Perkins, D., and J. Schoenwaelder, [RFC2578] McCloghrie, K., Perkins, D., and J. Schoenwaelder,
skipping to change at page 35, line 11 skipping to change at page 34, line 11
Wavelength Assignment Information Model for Wavelength Wavelength Assignment Information Model for Wavelength
Switched Optical Networks", work in progress: draft-ietf- Switched Optical Networks", work in progress: draft-ietf-
ccamp-rwa-info, March 2009. ccamp-rwa-info, March 2009.
10. Contributors 10. Contributors
Diego Caviglia Diego Caviglia
Ericsson Ericsson
Via A. Negrone 1/A 16153 Via A. Negrone 1/A 16153
Genoa Italy Genoa Italy
Phone: +39 010 600 3736 Phone: +39 010 600 3736
Email: diego.caviglia@(marconi.com, ericsson.com) Email: diego.caviglia@(marconi.com, ericsson.com)
Anders Gavler Anders Gavler
Acreo AB Acreo AB
Electrum 236 Electrum 236
SE - 164 40 Kista Sweden SE - 164 40 Kista Sweden
Email: Anders.Gavler@acreo.se Email: Anders.Gavler@acreo.se
Jonas Martensson Jonas Martensson
Acreo AB Acreo AB
Electrum 236 Electrum 236
SE - 164 40 Kista, Sweden SE - 164 40 Kista, Sweden
Email: Jonas.Martensson@acreo.se Email: Jonas.Martensson@acreo.se
Itaru Nishioka Itaru Nishioka
NEC Corp. NEC Corp.
1753 Simonumabe, Nakahara-ku, Kawasaki, Kanagawa 211-8666 1753 Simonumabe, Nakahara-ku, Kawasaki, Kanagawa 211-8666
Japan Japan
Phone: +81 44 396 3287 Phone: +81 44 396 3287
Email: i-nishioka@cb.jp.nec.com Email: i-nishioka@cb.jp.nec.com
Pierre Peloso
ALU
Email: pierre.peloso@alcatel-lucent.com
Cyril Margaria Cyril Margaria
Nokia Siemens Networks NSN
St Martin Strasse 76
Munich, 81541
Germany
Phone: +49 89 5159 16934
Email: cyril.margaria@nsn.com Email: cyril.margaria@nsn.com
Authors' Addresses Authors' Addresses
Greg M. Bernstein (ed.) Greg M. Bernstein (ed.)
Grotto Networking Grotto Networking
Fremont California, USA Fremont California, USA
Phone: (510) 573-2237 Phone: (510) 573-2237
Email: gregb@grotto-networking.com Email: gregb@grotto-networking.com
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