1 Scope
2 References
3 Definitions
3.1 Terms defined elsewhere
3.2 Terms defined in this
Recommendation
4 Abbreviations and
acronyms
5 Conventions
5.1 ME group (MEG)
5.2 Traffic conditioning point
(TrCP)
5.3 MEG level
5.4 OAM transparency
5.5 Representation of octets
6 OAM relationships
6.1 MEs, MEPs, MIPs and TrCPs
relationship
6.2 MEs, MEGs and MEG level
relationship
6.3 MEPs and MIPs configuration
7 OAM functions for
fault management
7.1 Ethernet continuity check
(ETH-CC)
7.2 Ethernet loopback (ETH-LB)
7.3 Ethernet link trace (ETH-LT)
7.4 Ethernet alarm indication signal
(ETH-AIS)
7.5 Ethernet remote defect
indication (ETH-RDI)
7.6 Ethernet locked signal (ETH-LCK)
7.7 Ethernet test signal (ETH-Test)
7.8 Ethernet automatic protection
switching (ETH-APS)
7.9 Ethernet maintenance communication channel (ETH-MCC)
7.10 Ethernet experimental OAM
(ETH-EXP)
7.11 Ethernet vendor-specific OAM
(ETH-VSP)
7.12 Ethernet client signal fail
(ETH-CSF)
7.13 Ethernet bandwidth notification
(ETH-BN)
7.14 Ethernet expected defect
function (ETH-ED)
8 OAM functions for
performance monitoring
8.1 Frame loss measurement (ETH-LM)
8.2 Frame
delay measurement (ETH-DM)
8.3 Throughput measurement
8.4 Synthetic loss measurement
(ETH-SLM)
9 OAM PDU
types
9.1 Common
OAM information elements
9.2 CCM
PDU
9.3 LBM
PDU
9.4 LBR
PDU
9.5 LTM
PDU
9.6 LTR
PDU
9.7 AIS
PDU
9.8 LCK frame
9.9 TST PDU
9.10 APS PDU
9.11 MCC PDU
9.12 LMM PDU
9.13 LMR PDU
9.14 1DM PDU
9.15 DMM PDU
9.16 DMR PDU
9.17 EXM PDU
9.18 EXR PDU
9.19 VSM PDU
9.20 VSR
PDU
9.21 Client
signal fail (CSF)
9.22 SLM
PDU
9.23 SLR
PDU
9.24 1SL
PDU
9.25 BNM PDU
9.26 EDM PDU
10 OAM frame addresses
10.1 Multicast destination addresses
10.2 CCM
10.3 LBM
10.4 LBR
10.5 LTM
10.6 LTR
10.7 AIS
10.8 LCK
10.9 TST
10.10 APS
10.11 MCC
10.12 LMM
10.13 LMR
10.14 1DM
Page
10.15 DMM
10.16 DMR
10.17 EXM
10.18 EXR
10.19 VSM
10.20 VSR
10.21 CSF
10.22 SLM
10.23 SLR
10.24 1SL
10.25 BNM
10.26 EDM
11 OAM PDU validation and versioning
11.1 OAM PDU transmission
11.2 OAM PDU validation in reception
11.3 OAM PDU reception after
validation
Annex A – MEG ID format
A.1 ICC based MEG_ID format
A.2 Global MEG ID format based on CC
and ICC
Annex B – Ethernet link trace (ETH-LT) of ITU-T Y.1731 interoperability
considerations
B.1 Ethernet link trace (ETH-LT) as
defined in ITU-T Y.1731
B.2 Interworking with ITU-T Y.1731
Appendix I – Ethernet network scenarios
I.1 Shared MEG levels
example
I.2 Independent MEG
levels example
Appendix II – Frame loss measurement
II.1 Simplified calculation for frame
loss
II.2 Frame counter wrapping
periodicity
Appendix III – Network OAM interworking
Appendix IV – Mismerge detection limitation
Appendix V – Terminology alignment with IEEE 802.1Q
Appendix VI – Examples showing accuracy for ETH-SLM measurement
Appendix VII – ETH-LM and link aggregation
Bibliography