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IEEE Standard for Ethernet
SECTION FIVE
This section includes Clause 56 through Clause 77 and Annex 57A through Annex 76A.
SECOND PRINTING: 28 June 2013.
Contents
56. Introduction to Ethernet for subscriber access networks ...................................................................... 35
56.1 Overview..................................................................................................................................... 3556.1.1 Summary of P2P sublayers ................................................................................................. 3956.1.2 Summary of P2MP sublayers ............................................................................................. 39
56.1.2.1 Multipoint MAC Control Protocol (MPCP) ............................................................. 3956.1.2.2 Reconciliation Sublayer (RS) and media independent interfaces............................. 40
56.1.3 Physical Layer signaling systems ....................................................................................... 4056.1.4 Management........................................................................................................................ 4456.1.5 Unidirectional transmission ................................................................................................ 44
56.2 State diagrams............................................................................................................................. 4456.3 Protocol implementation conformance statement (PICS) proforma........................................... 44
57. Operations, Administration, and Maintenance (OAM) ........................................................................ 47
57.1 Overview..................................................................................................................................... 4757.1.1 Scope................................................................................................................................... 4757.1.2 Summary of objectives and major concepts ....................................................................... 4757.1.3 Summary of non-objectives ................................................................................................ 4857.1.4 Positioning of OAM within the IEEE 802.3 architecture ................................................... 4857.1.5 Compatibility considerations .............................................................................................. 48
57.1.5.1 Application................................................................................................................ 48Copyright 2012 IEEE. All rights reserved. 1
57.1.5.2 Interoperability between OAM capable DTEs ......................................................... 4857.1.5.3 MAC Control PAUSE .............................................................................................. 4957.1.5.4 Interface to MAC Control client ............................................................................... 4957.1.5.5 Frame loss during OAM remote loopback ............................................................... 49
57.1.6 State diagram conventions .................................................................................................. 4957.2 Functional specifications ............................................................................................................ 49
57.2.1 Interlayer service interfaces ................................................................................................ 4957.2.2 Principles of operation ........................................................................................................ 5057.2.3 Instances of the MAC data service interface ...................................................................... 5057.2.4 Responsibilities of OAM client .......................................................................................... 5057.2.5 OAM client interactions...................................................................................................... 51
57.2.5.1 OAMPDU.request..................................................................................................... 5157.2.5.1.1 Function .......................................................................................................... 5157.2.5.1.2 Semantics of the service primitive.................................................................. 5157.2.5.1.3 When generated .............................................................................................. 5157.2.5.1.4 Effect of receipt .............................................................................................. 51
57.2.5.2 OAMPDU.indication ................................................................................................ 5157.2.5.2.1 Function .......................................................................................................... 5157.2.5.2.2 Semantics of the service primitive.................................................................. 5257.2.5.2.3 When generated .............................................................................................. 5257.2.5.2.4 Effect of receipt .............................................................................................. 52
57.2.5.3 OAM_CTL.request ................................................................................................... 5257.2.5.3.1 Function .......................................................................................................... 5257.2.5.3.2 Semantics of the service primitive.................................................................. 5257.2.5.3.3 When generated .............................................................................................. 5357.2.5.3.4 Effect of receipt .............................................................................................. 53
57.2.5.4 OAM_CTL.indication............................................................................................... 5357.2.5.4.1 Function .......................................................................................................... 5357.2.5.4.2 Semantics of the service primitive.................................................................. 5357.2.5.4.3 When generated .............................................................................................. 5457.2.5.4.4 Effect of receipt .............................................................................................. 54
57.2.6 Instances of the OAM internal service interface ................................................................ 5457.2.7 Internal block diagram ........................................................................................................ 5457.2.8 OAM internal interactions .................................................................................................. 55
57.2.8.1 OAMI.request ........................................................................................................... 5557.2.8.1.1 Function .......................................................................................................... 5557.2.8.1.2 Semantics of the service primitive.................................................................. 5557.2.8.1.3 When generated .............................................................................................. 5557.2.8.1.4 Effect of receipt .............................................................................................. 55
57.2.8.2 OAMI.indication....................................................................................................... 5557.2.8.2.1 Function .......................................................................................................... 5557.2.8.2.2 Semantics of the service primitive.................................................................. 5657.2.8.2.3 When generated .............................................................................................. 5657.2.8.2.4 Effect of receipt .............................................................................................. 56
57.2.9 Modes.................................................................................................................................. 5657.2.9.1 Active mode.............................................................................................................. 5757.2.9.2 Passive mode............................................................................................................. 57
57.2.10 OAM events ........................................................................................................................ 5757.2.10.1 Critical link events .................................................................................................... 5757.2.10.2 Link events................................................................................................................ 5757.2.10.3 Local event procedure............................................................................................... 5757.2.10.4 Remote event procedure ........................................................................................... 58
57.2.11 OAM remote loopback ....................................................................................................... 5857.2.11.1 Initiating OAM remote loopback.............................................................................. 582 Copyright 2012 IEEE. All rights reserved.
57.2.11.2 During OAM remote loopback ................................................................................. 5957.2.11.3 Exiting OAM remote loopback................................................................................. 5957.2.11.4 Loss of OAMPDUs during OAM remote loopback ................................................. 5957.2.11.5 Loss of frames during OAM remote loopback ......................................................... 6057.2.11.6 Timing considerations for OAM remote loopback................................................... 60
57.2.12 Unidirectional OAM operation ........................................................................................... 6057.3 Detailed functions and state diagrams ........................................................................................ 60
57.3.1 State diagram variables ....................................................................................................... 6157.3.1.1 Constants................................................................................................................... 6157.3.1.2 Variables ................................................................................................................... 6157.3.1.3 Messages ................................................................................................................... 6357.3.1.4 Counters .................................................................................................................... 6457.3.1.5 Timers ....................................................................................................................... 64
57.3.2 Control ................................................................................................................................ 6557.3.2.1 OAM Discovery........................................................................................................ 65
57.3.2.1.1 FAULT state ................................................................................................... 6657.3.2.1.2 ACTIVE_SEND_LOCAL state...................................................................... 6657.3.2.1.3 PASSIVE_WAIT state ................................................................................... 6657.3.2.1.4 SEND_LOCAL_REMOTE state .................................................................... 6657.3.2.1.5 SEND_LOCAL_REMOTE_OK state ............................................................ 6657.3.2.1.6 SEND_ANY state ........................................................................................... 6657.3.2.1.7 Sending Discovery status to peer.................................................................... 66
57.3.2.2 Transmit .................................................................................................................... 6757.3.2.2.1 RESET state .................................................................................................... 6757.3.2.2.2 WAIT_FOR_TX state..................................................................................... 6757.3.2.2.3 Expiration of pdu_timer.................................................................................. 6857.3.2.2.4 Valid request to send an OAMPDU ............................................................... 6857.3.2.2.5 TX_OAMPDU state ....................................................................................... 6857.3.2.2.6 Transmit rules ................................................................................................. 68
57.3.2.3 Receive rules............................................................................................................. 6857.3.3 Multiplexer.......................................................................................................................... 69
57.3.3.1 WAIT_FOR_TX state............................................................................................... 6957.3.3.1.1 Valid request to send an OAMPDU ............................................................... 6957.3.3.1.2 Valid request to forward or loopback frame................................................... 69
57.3.3.2 TX_FRAME state ..................................................................................................... 7057.3.4 Parser .................................................................................................................................. 70
57.3.4.1 Reception of OAMPDU............................................................................................ 7057.3.4.2 Reception of non-OAMPDUs................................................................................... 71
57.3.4.2.1 Reception of non-OAMPDU in FWD mode .................................................. 7157.3.4.2.2 Reception of non-OAMPDU in LB mode ...................................................... 7157.3.4.2.3 Reception of non-OAMPDU in DISCARD mode.......................................... 71
57.4 OAMPDUs.................................................................................................................................. 7157.4.1 Ordering and representation of octets ................................................................................. 7157.4.2 Structure.............................................................................................................................. 72
57.4.2.1 Flags field ................................................................................................................. 7257.4.2.2 Code field.................................................................................................................. 73
57.4.3 OAMPDU descriptions....................................................................................................... 7357.4.3.1 Information OAMPDU ............................................................................................. 7457.4.3.2 Event Notification OAMPDU .................................................................................. 7457.4.3.3 Variable Request OAMPDU .................................................................................... 7557.4.3.4 Variable Response OAMPDU .................................................................................. 7657.4.3.5 Loopback Control OAMPDU................................................................................... 7657.4.3.6 Organization Specific OAMPDU ............................................................................. 77
57.5 OAM TLVs................................................................................................................................. 77Copyright 2012 IEEE. All rights reserved. 3
57.5.1 Parsing ................................................................................................................................ 7757.5.2 Information TLVs ............................................................................................................... 78
57.5.2.1 Local Information TLV ............................................................................................ 7857.5.2.2 Remote Information TLV ......................................................................................... 8157.5.2.3 Organization Specific Information TLV................................................................... 81
57.5.3 Link Event TLVs ................................................................................................................ 8157.5.3.1 Errored Symbol Period Event TLV .......................................................................... 8257.5.3.2 Errored Frame Event TLV........................................................................................ 8357.5.3.3 Errored Frame Period Event TLV ............................................................................ 8357.5.3.4 Errored Frame Seconds Summary Event TLV ......................................................... 8457.5.3.5 Organization Specific Event TLVs........................................................................... 85
57.6 Variables ..................................................................................................................................... 8657.6.1 Variable Descriptors ........................................................................................................... 8657.6.2 Variable Containers ............................................................................................................ 86
57.6.2.1 Format of Variable Containers when returning attributes ........................................ 8757.6.2.2 Format of Variable Containers when returning packages and objects ..................... 87
57.6.3 Parsing ................................................................................................................................ 8857.6.4 Variable Branch/Leaf examples.......................................................................................... 8957.6.5 Variable Indications ............................................................................................................ 89
57.7 Protocol implementation conformance statement (PICS) proforma for Clause 57, Operations, Administration, and Maintenance (OAM) .............................................................. 90
57.7.1 Introduction......................................................................................................................... 9057.7.2 Identification ....................................................................................................................... 90
57.7.2.1 Implementation identification.................................................................................. 9057.7.2.2 Protocol summary .................................................................................................... 9157.7.2.3 Major capabilities/options ........................................................................................ 91
57.7.3 PICS proforma tables for Operation, Administration, and Maintenance (OAM) .............. 9157.7.3.1 Functional specifications .......................................................................................... 9157.7.3.2 Event Notification Generation and Reception .......................................................... 9157.7.3.3 OAMPDUs................................................................................................................ 9457.7.3.4 Local Information TLVs........................................................................................... 9557.7.3.5 Remote Information TLVs........................................................................................ 9557.7.3.6 Organization Specific Information TLVs ................................................................. 96
57.7.4 Link Event TLVs ................................................................................................................ 9657.7.5 Variables Descriptors and Containers................................................................................. 97
58. Physical Medium Dependent (PMD) sublayer and medium, type 100BASE-LX10 (Long Wavelength) and 100BASE-BX10 (BiDirectional Long Wavelength)................................................ 99
58.1 Overview..................................................................................................................................... 9958.1.1 Goals and objectives ........................................................................................................... 9958.1.2 Positioning of this PMD set within the IEEE 802.3 architecture ..................................... 10058.1.3 Terminology and conventions .......................................................................................... 10058.1.4 Physical Medium Dependent (PMD) sublayer service interface...................................... 100
58.1.4.1 Delay constraints..................................................................................................... 10158.1.4.2 PMD_UNITDATA.request..................................................................................... 10158.1.4.3 PMD_UNITDATA.indication ................................................................................ 10158.1.4.4 PMD_SIGNAL.indication ...................................................................................... 101
58.2 PMD functional specifications.................................................................................................. 10158.2.1 PMD block diagram.......................................................................................................... 10258.2.2 PMD transmit function ..................................................................................................... 10258.2.3 PMD receive function ....................................................................................................... 10258.2.4 100BASE-LX10 and 100BASE-BX10 signal detect function ......................................... 103
58.3 PMD to MDI optical specifications for 100BASE-LX10 ........................................................ 1034 Copyright 2012 IEEE. All rights reserved.
58.3.1 Transmitter optical specifications ..................................................................................... 10358.3.2 Receiver optical specifications ......................................................................................... 104
58.4 PMD to MDI optical specifications for 100BASE-BX10 ........................................................ 10558.4.1 Transmit optical specifications ......................................................................................... 10558.4.2 Receiver optical specifications ......................................................................................... 106
58.5 Illustrative 100BASE-LX10 and 100BASE-BX10 channels and penalties (informative) ....... 10758.6 Jitter at TP1 and TP4 for 100BASE-LX10 and 100BASE-BX10 (informative)...................... 10858.7 Optical measurement requirements .......................................................................................... 108
58.7.1 Test patterns ...................................................................................................................... 10958.7.1.1 100BASE-X optical frame-based test pattern......................................................... 109
58.7.2 Wavelength and spectral width measurements ................................................................. 11158.7.3 Optical power measurements............................................................................................ 11158.7.4 Extinction ratio measurements.......................................................................................... 11158.7.5 Optical modulation amplitude (OMA) measurements (informative) ............................... 11258.7.6 OMA relationship to extinction ratio and power measurements (informative)................ 11258.7.7 Relative intensity noise optical modulation amplitude (RINxOMA) measuring
procedure .......................................................................................................................... 11358.7.7.1 General test description .......................................................................................... 11358.7.7.2 Component descriptions ......................................................................................... 11358.7.7.3 Test procedure......................................................................................................... 114
58.7.8 Transmitter optical waveform (transmit eye) ................................................................... 11558.7.9 Transmitter and dispersion penalty (TDP) measurement ................................................. 116
58.7.9.1 Reference transmitter requirements ........................................................................ 11758.7.9.2 Channel requirements ............................................................................................. 11758.7.9.3 Reference receiver requirements ............................................................................ 11858.7.9.4 Test procedure......................................................................................................... 11858.7.9.5 Approximate measures of TDP (informative) ........................................................ 119
58.7.10 Receiver sensitivity measurements ................................................................................... 12058.7.11 Stressed receiver conformance test................................................................................... 120
58.7.11.1 Stressed receiver conformance test block diagram................................................. 12158.7.11.2 Stressed receiver conformance test signal characteristics and calibration ............. 12258.7.11.3 Stressed receiver conformance test procedure........................................................ 12458.7.11.4 Sinusoidal jitter for receiver conformance test ....................................................... 124
58.7.12 Jitter measurements (informative) .................................................................................... 12558.8 Environmental, safety, and labeling ......................................................................................... 127
58.8.1 General safety ................................................................................................................... 12758.8.2 Laser safety ....................................................................................................................... 12758.8.3 Installation ........................................................................................................................ 12758.8.4 Environment...................................................................................................................... 12758.8.5 PMD labeling requirements .............................................................................................. 127
58.9 Characteristics of the fiber optic cabling .................................................................................. 12758.9.1 Fiber optic cabling model ................................................................................................. 12858.9.2 Optical fiber and cable ...................................................................................................... 12858.9.3 Optical fiber connection.................................................................................................... 12958.9.4 Medium Dependent Interface (MDI) ................................................................................ 129
58.10 Protocol implementation conformance statement (PICS) proforma for Clause 58, Physical Medium Dependent (PMD) sublayer and medium, type 100BASE-LX10 (Long Wavelength) and 100BASE-BX10 (BiDirectional Long Wavelength).............................................................................................................................. 130
58.10.1 Introduction....................................................................................................................... 13058.10.2 Identification ..................................................................................................................... 130
58.10.2.1 Implementation identification ................................................................................ 13058.10.2.2 Protocol summary ................................................................................................... 13058.10.2.3 Major capabilities/options....................................................................................... 131Copyright 2012 IEEE. All rights reserved. 5
58.10.3 PICS proforma tables for Physical Medium Dependent (PMD) sublayer and medium, type 100BASE-LX10 and 100BASE-BX10..................................................................... 131
58.10.3.1 PMD functional specifications................................................................................ 13158.10.3.2 PMD to MDI optical specifications for 100BASE-LX10 ...................................... 13258.10.3.3 PMD to MDI optical specifications for 100BASE-BX10-D .................................. 13258.10.3.4 PMD to MDI optical specifications for 100BASE-BX10-U .................................. 13258.10.3.5 Optical measurement requirements ........................................................................ 13358.10.3.6 Environmental specifications.................................................................................. 13358.10.3.7 Characteristics of the fiber optic cabling and MDI................................................. 133
59. Physical Medium Dependent (PMD) sublayer and medium, type 1000BASE-LX10 (Long Wavelength) and 1000BASE-BX10 (BiDirectional Long Wavelength)............................................ 135
59.1 Overview................................................................................................................................... 13559.1.1 Goals and objectives ......................................................................................................... 13559.1.2 Positioning of 1000BASE-LX10 and 1000BASE-BX10 PMDs within the IEEE 802.3
architecture........................................................................................................................ 13659.1.3 Terminology and conventions .......................................................................................... 13659.1.4 Physical Medium Dependent (PMD) sublayer service interface...................................... 13659.1.5 Delay constraints............................................................................................................... 137
59.1.5.1 PMD_UNITDATA.request..................................................................................... 13759.1.5.2 PMD_UNITDATA.indication ................................................................................ 13759.1.5.3 PMD_SIGNAL.indication ...................................................................................... 137
59.2 PMD functional specifications.................................................................................................. 13759.2.1 PMD block diagram.......................................................................................................... 13759.2.2 PMD transmit function ..................................................................................................... 13859.2.3 PMD receive function ....................................................................................................... 13859.2.4 PMD signal detect function .............................................................................................. 138
59.3 PMD to MDI optical specifications for 1000BASE-LX10 ...................................................... 13959.3.1 Transmitter optical specifications ..................................................................................... 13959.3.2 Receiver optical specifications ......................................................................................... 139
59.4 PMD to MDI optical specifications for 1000BASE-BX10-D and 1000BASE-BX10-U......... 14259.4.1 Transmit optical specifications ......................................................................................... 14259.4.2 Receiver optical specifications ......................................................................................... 143
59.5 Illustrative 1000BASE-LX10 and 1000BASE-BX10 channels and penalties (informative) ... 14359.6 Jitter specifications ................................................................................................................... 14359.7 Optical measurement requirements .......................................................................................... 145
59.7.1 Test patterns ...................................................................................................................... 14559.7.2 Wavelength and spectral width measurements ................................................................. 14859.7.3 Optical power measurements............................................................................................ 14959.7.4 Extinction ratio measurements.......................................................................................... 14959.7.5 OMA measurements (informative) ................................................................................... 14959.7.6 OMA relationship to extinction ratio and power measurements (informative)................ 14959.7.7 Relative intensity noise optical modulation amplitude (RIN12OMA)............................. 14959.7.8 Transmitter optical waveform (transmit eye) ................................................................... 14959.7.9 Transmit rise/fall characteristics ....................................................................................... 14959.7.10 Transmitter and dispersion penalty (TDP)........................................................................ 15059.7.11 Receive sensitivity measurements .................................................................................... 15059.7.12 Total jitter measurements (informative) ........................................................................... 15059.7.13 Deterministic or high probability jitter measurement (informative) ................................ 15159.7.14 Stressed receiver conformance test................................................................................... 15159.7.15 Measurement of the receiver 3 dB electrical upper cutoff frequency............................... 151
59.8 Environmental, safety, and labeling specifications .................................................................. 15259.8.1 General safety ................................................................................................................... 1526 Copyright 2012 IEEE. All rights reserved.
59.8.2 Laser safety ....................................................................................................................... 15259.8.3 Installation ........................................................................................................................ 15259.8.4 Environment...................................................................................................................... 15259.8.5 PMD labeling requirements .............................................................................................. 153
59.9 Characteristics of the fiber optic cabling .................................................................................. 15359.9.1 Fiber optic cabling model ................................................................................................. 15359.9.2 Optical fiber and cable ...................................................................................................... 15359.9.3 Optical fiber connection.................................................................................................... 15559.9.4 Medium Dependent Interface (MDI) ................................................................................ 15559.9.5 Single-mode fiber offset-launch mode-conditioning patch cord for MMF operation of
1000BASE-LX10.............................................................................................................. 15559.10 Protocol implementation conformance statement (PICS) proforma for Clause 59, Physical
Medium Dependent (PMD) sublayer and medium, type 1000BASE-LX10 (Long Wavelength) and 1000BASE-BX10 (BiDirectional Long Wavelength).................................. 157
59.10.1 Introduction....................................................................................................................... 15759.10.2 Identification ..................................................................................................................... 157
59.10.2.1 Implementation identification................................................................................. 15759.10.2.2 Protocol summary ................................................................................................... 157
59.10.3 Major capabilities/options................................................................................................. 15859.10.3.1 PMD functional specifications................................................................................ 15859.10.3.2 PMD to MDI optical specifications for 1000BASE-LX10 .................................... 15959.10.3.3 PMD to MDI optical specifications for 1000BASE-BX10-D ................................ 15959.10.3.4 PMD to MDI optical specifications for 1000BASE-BX10-U ................................ 15959.10.3.5 Optical Measurement requirements ........................................................................ 16059.10.3.6 Environmental, safety, and labeling specifications ................................................ 16059.10.3.7 Characteristics of the fiber optic cabling ................................................................ 16159.10.3.8 Offset-launch mode-conditioning patch cord ......................................................... 161
60. Physical Medium Dependent (PMD) sublayer and medium, type 1000BASE-PX10 and 1000BASE-PX20 (long wavelength passive optical networks) ......................................................... 163
60.1 Overview................................................................................................................................... 16360.1.1 Goals and objectives ......................................................................................................... 16460.1.2 Positioning of this PMD set within the IEEE 802.3 architecture ..................................... 16460.1.3 Terminology and conventions .......................................................................................... 16460.1.4 Physical Medium Dependent (PMD) sublayer service interface...................................... 16560.1.5 Delay constraints............................................................................................................... 165
60.1.5.1 PMD_UNITDATA.request..................................................................................... 16560.1.5.2 PMD_UNITDATA.indication ................................................................................ 16560.1.5.3 PMD_SIGNAL.request........................................................................................... 16560.1.5.4 PMD_SIGNAL.indication ...................................................................................... 165
60.2 PMD functional specifications.................................................................................................. 16660.2.1 PMD block diagram.......................................................................................................... 16660.2.2 PMD transmit function ..................................................................................................... 16760.2.3 PMD receive function ....................................................................................................... 16760.2.4 PMD signal detect function .............................................................................................. 167
60.2.4.1 ONU PMD signal detect (downstream).................................................................. 16760.2.4.2 OLT PMD signal detect (upstream)........................................................................ 16760.2.4.3 1000BASE-PX Signal detect functions .................................................................. 167
60.2.5 PMD transmit enable function for ONU........................................................................... 16860.3 PMD to MDI optical specifications for 1000BASE-PX10-D and
1000BASE-PX10-U.................................................................................................................. 16860.3.1 Transmitter optical specifications ..................................................................................... 16860.3.2 Receiver optical specifications ......................................................................................... 170Copyright 2012 IEEE. All rights reserved. 7
60.4 PMD to MDI optical specifications for 1000BASE-PX20-D and 1000BASE-PX20-U.................................................................................................................. 170
60.4.1 Transmit optical specifications ......................................................................................... 17160.4.2 Receiver optical specifications ......................................................................................... 172
60.5 Illustrative 1000BASE-PX10 and 1000BASE-PX20 channels and penalties (informative).... 17360.6 Jitter at TP1-4 for 1000BASE-PX10 and 1000BASE-PX20 (informative) ............................. 17460.7 Optical measurement requirements .......................................................................................... 176
60.7.1 Frame-based test patterns.................................................................................................. 17660.7.2 Wavelength and spectral width measurements ................................................................. 17660.7.3 Optical power measurements............................................................................................ 17660.7.4 Extinction ratio measurements.......................................................................................... 17760.7.5 OMA measurements (informative) ................................................................................... 17760.7.6 OMA relationship to extinction ratio and power measurements (informative)................ 17760.7.7 Relative intensity noise optical modulation amplitude (RIN15OMA)............................. 17760.7.8 Transmitter optical waveform (transmit eye) ................................................................... 17760.7.9 Transmitter and dispersion penalty (TDP)........................................................................ 17860.7.10 Receive sensitivity measurement...................................................................................... 17860.7.11 Stressed receive conformance test .................................................................................... 17860.7.12 Jitter measurements (informative) .................................................................................... 17860.7.13 Other measurements ......................................................................................................... 178
60.7.13.1 Laser On/Off timing measurement ......................................................................... 17860.7.13.1.1 Definitions .................................................................................................... 17860.7.13.1.2 Test specification .......................................................................................... 179
60.7.13.2 Receiver settling timing measurement (informative) ............................................. 18060.7.13.2.1 Definitions .................................................................................................... 18060.7.13.2.2 Test specification .......................................................................................... 181
60.8 Environmental, safety, and labeling ......................................................................................... 18260.8.1 General safety ................................................................................................................... 18260.8.2 Laser safety ....................................................................................................................... 18260.8.3 Installation ........................................................................................................................ 18260.8.4 Environment...................................................................................................................... 18260.8.5 PMD labeling requirements .............................................................................................. 182
60.9 Characteristics of the fiber optic cabling .................................................................................. 18360.9.1 Fiber optic cabling model ................................................................................................. 18360.9.2 Optical fiber and cable ...................................................................................................... 18360.9.3 Optical fiber connection.................................................................................................... 18460.9.4 Medium Dependent Interface (MDI) ................................................................................ 184
60.10 Protocol implementation conformance statement (PICS) proforma for Clause 60, Physical Medium Dependent (PMD) sublayer and medium, type 1000BASE-PX10 and 1000BASE-PX20 (long wavelength passive optical networks)................................................................... 185
60.10.1 Introduction....................................................................................................................... 18560.10.2 Identification ..................................................................................................................... 185
60.10.2.1 Implementation identification................................................................................. 18560.10.2.2 Protocol Summary .................................................................................................. 185
60.10.3 Major capabilities/options................................................................................................. 18660.10.4 PICS proforma tables for Physical Medium Dependent (PMD) sublayer and medium,
type 1000BASE-PX10 and 1000BASE-PX20 (long wavelength passive optical networks) .......................................................................................................................... 186
60.10.4.1 PMD functional specifications................................................................................ 18660.10.4.2 PMD to MDI optical specifications for 1000BASE-PX10-D ................................ 18760.10.4.3 PMD to MDI optical specifications for 1000BASE-PX10-U ................................ 18760.10.4.4 PMD to MDI optical specifications for 1000BASE-PX20-D ................................ 18860.10.4.5 PMD to MDI optical specifications for 1000BASE-PX20-U ................................ 18960.10.4.6 Optical measurement requirements ........................................................................ 1898 Copyright 2012 IEEE. All rights reserved.
60.10.4.7 Characteristics of the fiber optic cabling and MDI................................................. 19060.10.4.8 Environmental specifications.................................................................................. 190
61. Physical Coding Sublayer (PCS), Transmission Convergence (TC) sublayer, and common specifications, type 10PASS-TS and type 2BASE-TL....................................................................... 191
61.1 Overview .................................................................................................................................. 19161.1.1 Scope................................................................................................................................. 19161.1.2 Objectives ......................................................................................................................... 19261.1.3 Relation of 2BASE-TL and 10PASS-TS to other standards ............................................ 19261.1.4 Summary........................................................................................................................... 193
61.1.4.1 Summary of Physical Coding Sublayer (PCS) specification.................................. 19361.1.4.1.1 Implementation of Media Independent Interface.......................................... 19461.1.4.1.2 Summary of MAC-PHY Rate Matching specification ................................. 19461.1.4.1.3 Summary of PME Aggregation specification............................................... 19461.1.4.1.4 Overview of management ............................................................................. 195
61.1.4.2 Summary of Transmission Convergence (TC) specification.................................. 19561.1.4.3 Summary of handshaking and PHY control specification...................................... 195
61.1.5 Application of 2BASE-TL, 10PASS-TS .......................................................................... 19561.1.5.1 Compatibility considerations .................................................................................. 19561.1.5.2 Incorporating the 2BASE-TL, 10PASS-TS PHY into a DTE ................................ 19561.1.5.3 Application and examples of PME Aggregation .................................................... 195
61.1.5.3.1 Addressing PCS and PME instances ............................................................ 19661.1.5.3.2 Indicating PME aggregation capability ........................................................ 19661.1.5.3.3 Setting PME aggregation connection ........................................................... 198
61.1.5.4 Support for handshaking......................................................................................... 19961.2 PCS functional specifications ................................................................................................... 200
61.2.1 MAC-PHY Rate Matching functional specifications ....................................................... 20061.2.1.1 MAC-PHY Rate Matching functions ..................................................................... 20061.2.1.2 MAC-PHY Rate Matching functional interfaces.................................................... 200
61.2.1.2.1 MAC-PHY Rate Matching MII signals ..................................................... 20061.2.1.2.2 MAC-PHY Rate MatchingManagement entity signals .............................. 200
61.2.1.3 MAC-PHY Rate Matching state diagrams ............................................................. 20061.2.1.3.1 MAC-PHY Rate Matching state diagram constants ..................................... 20061.2.1.3.2 MAC-PHY Rate Matching state diagram variables ..................................... 20061.2.1.3.3 MAC-PHY Rate Matching state diagram timers .......................................... 20161.2.1.3.4 MAC-PHY Rate Matching state diagram functions ..................................... 20161.2.1.3.5 MAC-PHY Rate Matching state diagrams ................................................... 201
61.2.2 PME Aggregation functional specifications ..................................................................... 20361.2.2.1 PAF Enable and Bypass.......................................................................................... 20461.2.2.2 PME Aggregation functions ................................................................................... 20461.2.2.3 PME Aggregation Transmit function ..................................................................... 20561.2.2.4 PME Aggregation Receive function ....................................................................... 205
61.2.2.4.1 Expected sequence number........................................................................... 20561.2.2.4.2 PME Aggregation Receive function state diagram variables ....................... 20561.2.2.4.3 PME Aggregation Receive function state diagram....................................... 20661.2.2.4.4 PME Aggregation Receive function state diagram description.................... 206
61.2.2.5 PME Aggregation restrictions ................................................................................ 20761.2.2.6 PME Aggregation transmit function restrictions .................................................... 20861.2.2.7 Error-detecting rules ............................................................................................... 209
61.2.2.7.1 Errors during fragment reception.................................................................. 20961.2.2.7.2 Errors in fragment sequencing...................................................................... 21061.2.2.7.3 Errors in packet reassembly .......................................................................... 210
61.2.2.8 PME aggregation functional interfaces................................................................... 210Copyright 2012 IEEE. All rights reserved. 9
61.2.2.8.1 PME aggregationg-interface signals ........................................................... 21061.2.2.8.2 PME aggregationmanagement entity signals.............................................. 21061.2.2.8.3 PME aggregation register functions ............................................................. 21161.2.2.8.4 PME aggregation discovery register functions............................................. 212
61.2.3 PCS sublayer: Management entity signals........................................................................ 21261.3 TC sublayer functional specifications....................................................................................... 214
61.3.1 The g-interface .................................................................................................................. 21561.3.2 The a(b)-interface ............................................................................................................. 216
61.3.2.1 a(b) data flow: reference G.993.1 section 7.1.1...................................................... 21661.3.2.2 a(b) synchronization flow ....................................................................................... 21661.3.2.3 a(b) OAM flow ....................................................................................................... 217
61.3.3 TC functions ..................................................................................................................... 21761.3.3.1 TC encapsulation and coding.................................................................................. 21761.3.3.2 Sync insertion and transmit control ........................................................................ 22061.3.3.3 TC-CRC functions .................................................................................................. 22161.3.3.4 Bit ordering ............................................................................................................. 22261.3.3.5 Sync detection......................................................................................................... 224
61.3.3.5.1 State diagram variables ................................................................................. 22561.3.3.5.2 State diagram ................................................................................................ 225
61.3.3.6 Receive control ....................................................................................................... 22561.3.3.7 State diagrams for 64/65-octet encapsulation ......................................................... 226
61.3.3.7.1 Transmit state diagram.................................................................................. 22661.3.3.7.2 Receive state diagram ................................................................................... 229
61.3.3.8 TC sublayer management entity signals ................................................................. 23261.4 Handshaking and PHY control specification for type 2BASE-TL and 10PASS-TS ............... 232
61.4.1 Overview........................................................................................................................... 23261.4.2 Replacement of 1, Scope............................................................................................... 232
61.4.2.1 Scope....................................................................................................................... 23261.4.2.2 Purpose.................................................................................................................... 233
61.4.3 Changes to 6.1, Description of signals .......................................................................... 23361.4.4 Changes to 9.4, Standard information field (S)............................................................. 23361.4.5 Changes to 9.5, Non-standard information field (NS) .................................................. 23461.4.6 Applicability of Annex AB and Appendix IVI............................................................. 23461.4.7 PME Aggregation remote access of PME Aggregation registers.................................. 234
61.4.7.1 Remote_discovery_register .................................................................................... 23461.4.7.2 PME_Aggregate_register........................................................................................ 23661.4.7.3 Timing and preferred transactions .......................................................................... 237
61.5 Link segment characteristics..................................................................................................... 23761.6 MDI specification ..................................................................................................................... 23861.7 System considerations............................................................................................................... 23861.8 Environmental specifications.................................................................................................... 23861.9 PHY labeling............................................................................................................................. 23861.10 Protocol implementation conformance statement (PICS) proforma for Clause 61, Physical
Coding Sublayer (PCS), Transmission Convergence (TC) sublayer, and common specifications type 10PASS-TS, 2BASE-TL............................................................................ 239
61.10.1 Introduction....................................................................................................................... 23961.10.2 Identification ..................................................................................................................... 239
61.10.2.1 Implementation identification................................................................................. 23961.10.2.2 Protocol summary ................................................................................................... 239
61.10.3 Major capabilities/options................................................................................................. 24061.10.4 PICS proforma tables for the Physical Coding Sublayer (PCS), Transmission
Convergence (TC) sublayer, and common specifications type 10PASS-TS, 2BASE-TL...................................................................................................................................... 240
61.10.4.1 MAC-PHY Rate Matching ..................................................................................... 24010 Copyright 2012 IEEE. All rights reserved.
61.10.4.2 64/65-octet Encapsulation....................................................................................... 24161.10.4.3 PME Aggregation ................................................................................................... 24261.10.4.4 Handshaking ........................................................................................................... 248
62. Physical Medium Attachment (PMA) and Physical Medium Dependent (PMD), type 10PASS-TS........................................................................................................................................................ 249
62.1 Overview................................................................................................................................... 24962.1.1 Scope................................................................................................................................. 24962.1.2 Objectives ......................................................................................................................... 24962.1.3 Relation of 10PASS-TS to other standards....................................................................... 24962.1.4 Summary of Physical Medium Attachment (PMA) specification .................................... 249
62.1.4.1 a(b)-interface........................................................................................................... 24962.1.4.2 I-interface................................................................................................................ 249
62.1.4.2.1 I Data Flow ................................................................................................... 24962.1.4.2.2 I Synchronization Flow................................................................................. 250
62.2 PMA functional specifications.................................................................................................. 25062.2.1 PMA functional diagram .................................................................................................. 25062.2.2 PMA functional specifications.......................................................................................... 25062.2.3 General exceptions............................................................................................................ 25162.2.4 Specific requirements and exceptions............................................................................... 252
62.2.4.1 Replacement of 9.3.1, PMS-TC functional diagram........................................... 25262.2.4.2 Changes to 9.3.3, Forward error correction ........................................................ 25262.2.4.3 Changes to 9.3.5, Framing .................................................................................. 252
62.3 PMD functional specifications.................................................................................................. 25262.3.1 PMD Overview ................................................................................................................. 25262.3.2 PMD functional specifications.......................................................................................... 25362.3.3 General exceptions............................................................................................................ 25362.3.4 Specific requirements and exceptions............................................................................... 254
62.3.4.1 Replacement of 8.2.1, Multi-carrier Modulation ................................................ 25462.3.4.2 Changes to 8.2.2, Cyclic extension ..................................................................... 25562.3.4.3 Changes to 8.2.3, Synchronization...................................................................... 25562.3.4.4 Replacement of 8.2.4, Power back-off in the upstream direction ....................... 25562.3.4.5 Changes to 8.2.5, Constellation encoder ............................................................. 25662.3.4.6 Changes to 8.2.8, U-interface characteristics ...................................................... 25662.3.4.7 Changes to section 10, Operations and maintenance .......................................... 25762.3.4.8 Changes to 11.1, VDSL Link State and Timing Diagram .................................. 25862.3.4.9 Changes to section 18 (Annex 4), Handshake procedure for VDSL .................. 259
62.3.4.9.1 Replacement of 18.1, Introduction............................................................ 25962.3.4.9.2 Replacement of 18.2, Description of signals............................................. 25962.3.4.9.3 Replacement of 18.3, Message coding format .......................................... 25962.3.4.9.4 Replacement of 18.4.1, Handshake - 10PASS-TS-O................................ 25962.3.4.9.5 Replacement of 18.4.2, Handshake - 10PASS-TS-R ................................ 261
62.3.5 Transmission medium interface characteristics ................................................................ 26262.3.5.1 Transmit signal characteristics................................................................................ 263
62.3.5.1.1 Wide-band power.......................................................................................... 26362.3.5.1.2 Power spectral density (PSD) ....................................................................... 26462.3.5.1.3 Egress control ............................................................................................... 264
62.3.5.2 Termination impedance .......................................................................................... 26462.3.5.3 Return loss .............................................................................................................. 26462.3.5.4 Output signal balance.............................................................................................. 265
62.4 Protocol implementation conformance statement (PICS) proforma for Clause 62, Physical Medium Attachment (PMA) and Physical Medium Dependent (PMD), type 10PASS-TS..... 266
62.4.1 Introduction....................................................................................................................... 266Copyright 2012 IEEE. All rights reserved. 11
62.4.2 Identification ..................................................................................................................... 26662.4.2.1 Implementation identification................................................................................. 26662.4.2.2 Protocol summary ................................................................................................... 266
62.4.3 Major capabilities/options................................................................................................. 26762.4.4 PICS proforma tables for the Physical Medium Attachment (PMA) and Physical
Medium Dependent (PMD), type 10PASS-TS................................................................. 26762.4.4.1 MCM-VDSL based PMA ....................................................................................... 26762.4.4.2 MCM-VDSL based PMD ....................................................................................... 268
63. Physical Medium Attachment (PMA) and Physical Medium Dependent (PMD), type 2BASE-TL........................................................................................................................................................ 271
63.1 2BASE-TL Overview ............................................................................................................... 27163.1.1 Scope................................................................................................................................. 27163.1.2 Objectives ......................................................................................................................... 27163.1.3 Relation of 2BASE-TL to other standards........................................................................ 27163.1.4 Summary of Physical Medium Attachment (PMA) specification .................................... 271
63.1.4.1 a(b)-interface........................................................................................................... 27263.1.4.2 The I-interface......................................................................................................... 272
63.1.4.2.1 The I Data Flow ............................................................................................ 27263.1.4.2.2 I Synchronization Flow................................................................................. 273
63.1.4.3 Operation Channel (OC)......................................................................................... 27363.1.5 Summary of Physical Medium Dependent (PMD) specification ..................................... 273
63.2 2BASE-TL PMA functional specifications .............................................................................. 27463.2.1 General exceptions............................................................................................................ 27463.2.2 Specific requirements and exceptions............................................................................... 274
63.2.2.1 Changes to 7.1, Data Mode Operation ................................................................ 27563.2.2.2 Changes to Section 9, Management .................................................................... 27563.2.2.3 Relation between the 2BASE-TL registers and the SHDSL management
functions.................................................................................................................. 27563.3 2BASE-TL PMD functional specifications .............................................................................. 276
63.3.1 General exceptions............................................................................................................ 27663.3.2 Specific requirements and exceptions............................................................................... 277
63.3.2.1 Replacement of section 5, Transport Capacity.................................................... 27763.3.2.2 Changes to section 6, PMD Layer Functional Characteristics............................ 27863.3.2.3 Changes to section 10, Clock Architecture ......................................................... 27963.3.2.4 Changes to Annex A, Regional RequirementsRegion 1 ................................. 279
63.3.2.4.1 General Changes ........................................................................................... 27963.3.2.4.2 Additional requirement: wetting current....................................................... 279
63.3.2.5 Changes to Annex B, Regional RequirementsRegion 2 ................................. 28063.3.2.5.1 General changes ............................................................................................ 28063.3.2.5.2 Additional requirement: wetting current....................................................... 280
63.3.2.6 Changes to Annex C, Regional Requirements Region 3 ................................. 28063.4 Protocol implementation conformance statement (PICS) proforma for Clause 63, Physical
Medium Attachment (PMA) and Physical Medium Dependent (PMD), type 2BASE-TL ...... 28163.4.1 Introduction....................................................................................................................... 28163.4.2 Identification ..................................................................................................................... 281
63.4.2.1 Implementation identification................................................................................. 28163.4.2.2 Protocol summary ................................................................................................... 281
63.4.3 Major capabilities/options................................................................................................. 28263.4.4 PICS proforma tables for the Physical Medium Attachment (PMA) and Physical
Medium Dependent (PMD) sublayers, type 2BASE-TL.................................................. 28263.4.4.1 SHDSL based PMA ................................................................................................ 28263.4.4.2 SHDSL based PMD ................................................................................................ 28312 Copyright 2012 IEEE. All rights reserved.
64. Multipoint MAC Control ................................................................................................................... 285
64.1 Overview................................................................................................................................... 28564.1.1 Goals and objectives ......................................................................................................... 28664.1.2 Position of Multipoint MAC Control within the IEEE 802.3 hierarchy........................... 28664.1.3 Functional block diagram ................................................................................................. 28864.1.4 Service interfaces .............................................................................................................. 28964.1.5 State diagram conventions ................................................................................................ 289
64.2 Multipoint MAC Control operation.......................................................................................... 28964.2.1 Principles of Multipoint MAC Control............................................................................. 290
64.2.1.1 Ranging and Timing Process .................................................................................. 29164.2.2 Multipoint transmission control, Control Parser, and Control Multiplexer...................... 292
64.2.2.1 Constants................................................................................................................. 29564.2.2.2 Counters .................................................................................................................. 29564.2.2.3 Variables ................................................................................................................. 29664.2.2.4 Functions................................................................................................................. 29764.2.2.5 Timers ..................................................................................................................... 29864.2.2.6 Messages ................................................................................................................. 29864.2.2.7 State Diagrams........................................................................................................ 298
64.3 Multipoint Control Protocol (MPCP) ....................................................................................... 30464.3.1 Principles of Multipoint Control Protocol ........................................................................ 30464.3.2 Compatibility considerations ............................................................................................ 304
64.3.2.1 PAUSE operation.................................................................................................... 30464.3.2.2 Optional Shared LAN Emulation ........................................................................... 30564.3.2.3 Multicast and single copy broadcast support .......................................................... 30564.3.2.4 Delay requirements ................................................................................................. 305
64.3.3 Discovery Processing........................................................................................................ 30564.3.3.1 Constants................................................................................................................. 30964.3.3.2 Variables ................................................................................................................. 30964.3.3.3 Functions................................................................................................................. 31064.3.3.4 Timers ..................................................................................................................... 31064.3.3.5 Messages ................................................................................................................. 31064.3.3.6 State Diagram ......................................................................................................... 313
64.3.4 Report Processing ............................................................................................................. 31864.3.4.1 Constants................................................................................................................. 31864.3.4.2 Variables ................................................................................................................. 31864.3.4.3 Functions................................................................................................................. 31964.3.4.4 Timers ..................................................................................................................... 31964.3.4.5 Messages ................................................................................................................. 31964.3.4.6 State Diagram ......................................................................................................... 320
64.3.5 Gate Processing................................................................................................................. 32264.3.5.1 Constants................................................................................................................. 32264.3.5.2 Variables ................................................................................................................. 32364.3.5.3 Functions................................................................................................................. 32464.3.5.4 Timers ..................................................................................................................... 32564.3.5.5 Messages ................................................................................................................. 32564.3.5.6 State Diagrams........................................................................................................ 327
64.3.6 MPCPDU structure and encoding..................................................................................... 33064.3.6.1 GATE description ................................................................................................... 33164.3.6.2 REPORT description .............................................................................................. 33364.3.6.3 .REGISTER_REQ description................................................................................ 33464.3.6.4 REGISTER description........................................................................................... 33664.3.6.5 REGISTER_ACK description ................................................................................ 337Copyright 2012 IEEE. All rights reserved. 13
64.4 Protocol implementation conformance statement (PICS) proforma for Clause 64, Multipoint MAC Control .......................................................................................................... 339
64.4.1 Introduction....................................................................................................................... 33964.4.2 Identification ..................................................................................................................... 339
64.4.2.1 Implementation identification................................................................................ 33964.4.2.2 Protocol summary .................................................................................................. 339
64.4.3 Major capabilities/options ................................................................................................ 34064.4.4 PICS proforma tables for Multipoint MAC Control......................................................... 340
64.4.4.1 Compatibility Considerations ................................................................................. 34064.4.4.2 Multipoint MAC Control ........................................................................................ 34064.4.4.3 State diagrams......................................................................................................... 34164.4.4.4 MPCP...................................................................................................................... 342
65. Extensions of the Reconciliation Sublayer (RS) and Physical Coding Sublayer (PCS) / Physical Media Attachment (PMA) for 1000BASE-X for multipoint links and forward error correction....... 343
65.1 Extensions of the Reconciliation Sublayer (RS) for point-to-point emulation......................... 34365.1.1 Overview........................................................................................................................... 34365.1.2 Principle of operation........................................................................................................ 34365.1.3 Functional specifications .................................................................................................. 344
65.1.3.1 Variables ................................................................................................................. 34465.1.3.2 Transmit .................................................................................................................. 344
65.1.3.2.1 SLD............................................................................................................... 34565.1.3.2.2 LLID ............................................................................................................. 34565.1.3.2.3 CRC-8 ........................................................................................................... 345
65.1.3.3 Receive function ..................................................................................................... 34565.1.3.3.1 SLD............................................................................................................... 34665.1.3.3.2 LLID ............................................................................................................. 34665.1.3.3.3 CRC-8 ........................................................................................................... 347
65.2 Extensions of the physical coding sublayer for data detection and forward error correction .................................................................................................................................. 347
65.2.1 Overview........................................................................................................................... 34765.2.2 Burst-mode operation ....................................................................................................... 348
65.2.2.1 Principle of operation.............................................................................................. 34865.2.2.2 Detailed functions and state diagrams .................................................................... 350
65.2.2.2.1 Variables ....................................................................................................... 35065.2.2.2.2 Functions....................................................................................................... 35165.2.2.2.3 Messages ....................................................................................................... 35165.2.2.2.4 Counters ........................................................................................................ 351
65.2.2.3 State Diagrams........................................................................................................ 35265.2.3 Forward error correction ................................................................................................... 352
65.2.3.1 FEC code................................................................................................................. 35365.2.3.2 FEC frame format ................................................................................................... 353
65.2.3.2.1 Placing parity octets...................................................................................... 35365.2.3.2.2 Shortened last block...................................................................................... 35365.2.3.2.3 Special frame markers .................................................................................. 353
65.2.3.3 FEC sublayer operation .......................................................................................... 35465.2.3.3.1 Principles of operation .................................................................................. 35465.2.3.3.2 Functional block diagram ............................................................................. 35565.2.3.3.3 Transmission................................................................................................. 35565.2.3.3.4 Reception ...................................................................................................... 356
65.2.3.4 Detailed functions and state diagrams .................................................................... 35765.2.3.4.1 State variables ............................................................................................... 35765.2.3.4.2 Notation conventions .................................................................................... 35714 Copyright 2012 IEEE. All rights reserved.
65.2.3.4.3 Constants....................................................................................................... 35765.2.3.4.4 Variables ....................................................................................................... 35865.2.3.4.5 Functions....................................................................................................... 36065.2.3.4.6 Counters ........................................................................................................ 36165.2.3.4.7 Messages ....................................................................................................... 361
65.2.3.5 State diagrams......................................................................................................... 36165.2.3.5.1 Transmit state diagram.................................................................................. 36165.2.3.5.2 Receive synchronization state diagram......................................................... 36365.2.3.5.3 Receive state diagram ................................................................................... 364
65