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IEEE Std 802.3-2012(section 5)
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IEEE Std 802.3-2012(section 5) IEEE Standard for Ethernet
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Copyright © 2012 IEEE. All rights reserved. 1
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..................................................................................................................................... 35
56.1.1 Summary of P2P sublayers ................................................................................................. 39
56.1.2 Summary of P2MP sublayers ............................................................................................. 39
56.1.2.1 Multipoint MAC Control Protocol (MPCP) ............................................................. 39
56.1.2.2 Reconciliation Sublayer (RS) and media independent interfaces............................. 40
56.1.3 Physical Layer signaling systems ....................................................................................... 40
56.1.4 Management........................................................................................................................ 44
56.1.5 Unidirectional transmission ................................................................................................ 44
56.2 State diagrams............................................................................................................................. 44
56.3 Protocol implementation conformance statement (PICS) proforma........................................... 44
57. Operations, Administration, and Maintenance (OAM) ........................................................................ 47
57.1 Overview..................................................................................................................................... 47
57.1.1 Scope................................................................................................................................... 47
57.1.2 Summary of objectives and major concepts ....................................................................... 47
57.1.3 Summary of non-objectives ................................................................................................ 48
57.1.4 Positioning of OAM within the IEEE 802.3 architecture................................................... 48
57.1.5 Compatibility considerations ..............................................................................................48
57.1.5.1 Application................................................................................................................ 48
2 Copyright © 2012 IEEE. All rights reserved.
57.1.5.2 Interoperability between OAM capable DTEs ......................................................... 48
57.1.5.3 MAC Control PAUSE .............................................................................................. 49
57.1.5.4 Interface to MAC Control client............................................................................... 49
57.1.5.5 Frame loss during OAM remote loopback ............................................................... 49
57.1.6 State diagram conventions .................................................................................................. 49
57.2 Functional specifications ............................................................................................................ 49
57.2.1 Interlayer service interfaces ................................................................................................ 49
57.2.2 Principles of operation ........................................................................................................ 50
57.2.3 Instances of the MAC data service interface ...................................................................... 50
57.2.4 Responsibilities of OAM client .......................................................................................... 50
57.2.5 OAM client interactions...................................................................................................... 51
57.2.5.1 OAMPDU.request..................................................................................................... 51
57.2.5.1.1 Function .......................................................................................................... 51
57.2.5.1.2 Semantics of the service primitive.................................................................. 51
57.2.5.1.3 When generated .............................................................................................. 51
57.2.5.1.4 Effect of receipt .............................................................................................. 51
57.2.5.2 OAMPDU.indication ................................................................................................ 51
57.2.5.2.1 Function .......................................................................................................... 51
57.2.5.2.2 Semantics of the service primitive.................................................................. 52
57.2.5.2.3 When generated .............................................................................................. 52
57.2.5.2.4 Effect of receipt .............................................................................................. 52
57.2.5.3 OAM_CTL.request ................................................................................................... 52
57.2.5.3.1 Function .......................................................................................................... 52
57.2.5.3.2 Semantics of the service primitive.................................................................. 52
57.2.5.3.3 When generated .............................................................................................. 53
57.2.5.3.4 Effect of receipt .............................................................................................. 53
57.2.5.4 OAM_CTL.indication............................................................................................... 53
57.2.5.4.1 Function .......................................................................................................... 53
57.2.5.4.2 Semantics of the service primitive.................................................................. 53
57.2.5.4.3 When generated .............................................................................................. 54
57.2.5.4.4 Effect of receipt .............................................................................................. 54
57.2.6 Instances of the OAM internal service interface ................................................................ 54
57.2.7 Internal block diagram ........................................................................................................ 54
57.2.8 OAM internal interactions .................................................................................................. 55
57.2.8.1 OAMI.request ........................................................................................................... 55
57.2.8.1.1 Function .......................................................................................................... 55
57.2.8.1.2 Semantics of the service primitive.................................................................. 55
57.2.8.1.3 When generated .............................................................................................. 55
57.2.8.1.4 Effect of receipt .............................................................................................. 55
57.2.8.2 OAMI.indication....................................................................................................... 55
57.2.8.2.1 Function .......................................................................................................... 55
57.2.8.2.2 Semantics of the service primitive.................................................................. 56
57.2.8.2.3 When generated .............................................................................................. 56
57.2.8.2.4 Effect of receipt .............................................................................................. 56
57.2.9 Modes.................................................................................................................................. 56
57.2.9.1 Active mode.............................................................................................................. 57
57.2.9.2 Passive mode............................................................................................................. 57
57.2.10 OAM events........................................................................................................................ 57
57.2.10.1 Critical link events .................................................................................................... 57
57.2.10.2 Link events................................................................................................................ 57
57.2.10.3 Local event procedure............................................................................................... 57
57.2.10.4 Remote event procedure ........................................................................................... 58
57.2.11 OAM remote loopback .....................................................................................................
.. 58
57.2.11.1 Initiating OAM remote loopback.............................................................................. 58
Copyright © 2012 IEEE. All rights reserved. 3
57.2.11.2 During OAM remote loopback ................................................................................. 59
57.2.11.3 Exiting OAM remote loopback................................................................................. 59
57.2.11.4 Loss of OAMPDUs during OAM remote loopback ................................................. 59
57.2.11.5 Loss of frames during OAM remote loopback ......................................................... 60
57.2.11.6 Timing considerations for OAM remote loopback................................................... 60
57.2.12 Unidirectional OAM operation........................................................................................... 60
57.3 Detailed functions and state diagrams ........................................................................................ 60
57.3.1 State diagram variables....................................................................................................... 61
57.3.1.1 Constants................................................................................................................... 61
57.3.1.2 Variables ................................................................................................................... 61
57.3.1.3 Messages................................................................................................................... 63
57.3.1.4 Counters .................................................................................................................... 64
57.3.1.5 Timers ....................................................................................................................... 64
57.3.2 Control ................................................................................................................................ 65
57.3.2.1 OAM Discovery........................................................................................................ 65
57.3.2.1.1 FAULT state ................................................................................................... 66
57.3.2.1.2 ACTIVE_SEND_LOCAL state...................................................................... 66
57.3.2.1.3 PASSIVE_WAIT state ................................................................................... 66
57.3.2.1.4 SEND_LOCAL_REMOTE state.................................................................... 66
57.3.2.1.5 SEND_LOCAL_REMOTE_OK state ............................................................ 66
57.3.2.1.6 SEND_ANY state ........................................................................................... 66
57.3.2.1.7 Sending Discovery status to peer.................................................................... 66
57.3.2.2 Transmit .................................................................................................................... 67
57.3.2.2.1 RESET state.................................................................................................... 67
57.3.2.2.2 WAIT_FOR_TX state..................................................................................... 67
57.3.2.2.3 Expiration of pdu_timer.................................................................................. 68
57.3.2.2.4 Valid request to send an OAMPDU ............................................................... 68
57.3.2.2.5 TX_OAMPDU state ....................................................................................... 68
57.3.2.2.6 Transmit rules ................................................................................................. 68
57.3.2.3 Receive rules............................................................................................................. 68
57.3.3 Multiplexer.......................................................................................................................... 69
57.3.3.1 WAIT_FOR_TX state............................................................................................... 69
57.3.3.1.1 Valid request to send an OAMPDU ............................................................... 69
57.3.3.1.2 Valid request to forward or loopback frame ................................................... 69
57.3.3.2 TX_FRAME state ..................................................................................................... 70
57.3.4 Parser .................................................................................................................................. 70
57.3.4.1 Reception of OAMPDU............................................................................................ 70
57.3.4.2 Reception of non-OAMPDUs................................................................................... 71
57.3.4.2.1 Reception of non-OAMPDU in FWD mode .................................................. 71
57.3.4.2.2 Reception of non-OAMPDU in LB mode ...................................................... 71
57.3.4.2.3 Reception of non-OAMPDU in DISCARD mode.......................................... 71
57.4 OAMPDUs.................................................................................................................................. 71
57.4.1 Ordering and representation of octets................................................................................. 71
57.4.2 Structure.............................................................................................................................. 72
57.4.2.1 Flags field ................................................................................................................. 72
57.4.2.2 Code field.................................................................................................................. 73
57.4.3 OAMPDU descriptions.......................................................................................................73
57.4.3.1 Information OAMPDU ............................................................................................. 74
57.4.3.2 Event Notification OAMPDU .................................................................................. 74
57.4.3.3 Variable Request OAMPDU .................................................................................... 75
57.4.3.4 Variable Response OAMPDU .................................................................................. 76
57.4.3.5 Loopback Control OAMPDU................................................................................... 76
57.4.3.6 Organization Specific OAMPDU ............................................................................. 77
57.5 OAM TLVs................................................................................................................................. 77
4 Copyright © 2012 IEEE. All rights reserved.
57.5.1 Parsing ................................................................................................................................ 77
57.5.2 Information TLVs ............................................................................................................... 78
57.5.2.1 Local Information TLV ............................................................................................ 78
57.5.2.2 Remote Information TLV ......................................................................................... 81
57.5.2.3 Organization Specific Information TLV................................................................... 81
57.5.3 Link Event TLVs ................................................................................................................ 81
57.5.3.1 Errored Symbol Period Event TLV .......................................................................... 82
57.5.3.2 Errored Frame Event TLV........................................................................................ 83
57.5.3.3 Errored Frame Period Event TLV ............................................................................ 83
57.5.3.4 Errored Frame Seconds Summary Event TLV ......................................................... 84
57.5.3.5 Organization Specific Event TLVs........................................................................... 85
57.6 Variables ..................................................................................................................................... 86
57.6.1 Variable Descriptors ........................................................................................................... 86
57.6.2 Variable Containers ............................................................................................................ 86
57.6.2.1 Format of Variable Containers when returning attributes ........................................ 87
57.6.2.2 Format of Variable Containers when returning packages and objects ..................... 87
57.6.3 Parsing ................................................................................................................................ 88
57.6.4 Variable Branch/Leaf examples.......................................................................................... 89
57.6.5 Variable Indications............................................................................................................ 89
57.7 Protocol implementation conformance statement (PICS) proforma for Clause 57,
Operations, Administration, and Maintenance (OAM) .............................................................. 90
57.7.1 Introduction......................................................................................................................... 90
57.7.2 Identification....................................................................................................................... 90
57.7.2.1 Implementation identification.................................................................................. 90
57.7.2.2 Protocol summary .................................................................................................... 91
57.7.2.3 Major capabilities/options ........................................................................................ 91
57.7.3 PICS proforma tables for Operation, Administration, and Maintenance (OAM) .............. 91
57.7.3.1 Functional specifications .......................................................................................... 91
57.7.3.2 Event Notification Generation and Reception .......................................................... 91
57.7.3.3 OAMPDUs................................................................................................................ 94
57.7.3.4 Local Information TLVs........................................................................................... 95
57.7.3.5 Remote Information TLVs........................................................................................ 95
57.7.3.6 Organization Specific Information TLVs ................................................................. 96
57.7.4 Link Event TLVs ................................................................................................................ 96
57.7.5 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..................................................................................................................................... 99
58.1.1 Goals and objectives ........................................................................................................... 99
58.1.2 Positioning of this PMD set within the IEEE 802.3 architecture ..................................... 100
58.1.3 Terminology and conventions .......................................................................................... 100
58.1.4 Physical Medium Dependent (PMD) sublayer service interface...................................... 100
58.1.4.1 Delay constraints..................................................................................................... 101
58.1.4.2 PMD_UNITDATA.request..................................................................................... 101
58.1.4.3 PMD_UNITDATA.indication ................................................................................ 101
58.1.4.4 PMD_SIGNAL.indication ...................................................................................... 101
58.2 PMD functional specifications.................................................................................................. 101
58.2.1 PMD block diagram.......................................................................................................... 102
58.2.2 PMD transmit function .....................................................................................................102
58.2.3 PMD receive function....................................................................................................... 102
58.2.4 100BASE-LX10 and 100BASE-BX10 signal detect function ......................................... 103
58.3 PMD to MDI optical specifications for 100BASE-LX10 ........................................................ 103
Copyright © 2012 IEEE. All rights reserved. 5
58.3.1 Transmitter optical specifications..................................................................................... 103
58.3.2 Receiver optical specifications ......................................................................................... 104
58.4 PMD to MDI optical specifications for 100BASE-BX10 ........................................................ 105
58.4.1 Transmit optical specifications ......................................................................................... 105
58.4.2 Receiver optical specifications ......................................................................................... 106
58.5 Illustrative 100BASE-LX10 and 100BASE-BX10 channels and penalties (informative) ....... 107
58.6 Jitter at TP1 and TP4 for 100BASE-LX10 and 100BASE-BX10 (informative)...................... 108
58.7 Optical measurement requirements .......................................................................................... 108
58.7.1 Test patterns...................................................................................................................... 109
58.7.1.1 100BASE-X optical frame-based test pattern......................................................... 109
58.7.2 Wavelength and spectral width measurements ................................................................. 111
58.7.3 Optical power measurements............................................................................................ 111
58.7.4 Extinction ratio measurements.......................................................................................... 111
58.7.5 Optical modulation amplitude (OMA) measurements (informative) ............................... 112
58.7.6 OMA relationship to extinction ratio and power measurements (informative)................ 112
58.7.7 Relative intensity noise optical modulation amplitude (RINxOMA) measuring
procedure .......................................................................................................................... 113
58.7.7.1 General test description .......................................................................................... 113
58.7.7.2 Component descriptions ......................................................................................... 113
58.7.7.3 Test procedure......................................................................................................... 114
58.7.8 Transmitter optical waveform (transmit eye) ................................................................... 115
58.7.9 Transmitter and dispersion penalty (TDP) measurement ................................................. 116
58.7.9.1 Reference transmitter requirements ........................................................................ 117
58.7.9.2 Channel requirements ............................................................................................. 117
58.7.9.3 Reference receiver requirements ............................................................................ 118
58.7.9.4 Test procedure......................................................................................................... 118
58.7.9.5 Approximate measures of TDP (informative) ........................................................ 119
58.7.10 Receiver sensitivity measurements................................................................................... 120
58.7.11 Stressed receiver conformance test................................................................................... 120
58.7.11.1 Stressed receiver conformance test block diagram................................................. 121
58.7.11.2 Stressed receiver conformance test signal characteristics and calibration ............. 122
58.7.11.3 Stressed receiver conformance test procedure........................................................ 124
58.7.11.4 Sinusoidal jitter for receiver conformance test ....................................................... 124
58.7.12 Jitter measurements (informative) .................................................................................... 125
58.8 Environmental, safety, and labeling .........................................................................................127
58.8.1 General safety ................................................................................................................... 127
58.8.2 Laser safety ....................................................................................................................... 127
58.8.3 Installation ........................................................................................................................ 127
58.8.4 Environment...................................................................................................................... 127
58.8.5 PMD labeling requirements .............................................................................................. 127
58.9 Characteristics of the fiber optic cabling ..................................................................................127
58.9.1 Fiber optic cabling model .................................................................................................128
58.9.2 Optical fiber and cable...................................................................................................... 128
58.9.3 Optical fiber connection.................................................................................................... 129
58.9.4 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....................................................................................................................... 130
58.10.2 Identification..................................................................................................................... 130
58.10.2.1 Implementation identification ................................................................................ 130
58.10.2.2 Protocol summary ................................................................................................... 130
58.10.2.3 Major capabilities/options....................................................................................... 131
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