Figure 25: Ethernet Oam Model For Broadband Access - Residential; Figure 26: Ethernet Oam Model For Broadband Access - Wholesale - Alcatel-Lucent 7750 SR Manual

Ethernet Connectivity Fault Management (ETH-CFM)
Ethernet service OAM can be deployed in the broadband access network.
There are two models, residential and wholesale
Customer
RG

Figure 25: Ethernet OAM Model for Broadband Access - Residential

Customer
RG

Figure 26: Ethernet OAM Model for Broadband Access - Wholesale

As shown in
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(e2e) RG to BNG ME (Customer)
Access Port BNG ME Carrier)
Access Node to BNG ME (Intra-Carrier)
Access Link ME
Access
Node
(e2e) RG to BNG ME (Customer)
Access Port to Agg Node (Short Carrier)
Access Node to Agg Node ME (Short Intra-Carrier)
Access Link ME
Access
Node
Figure 25 and Figure
CFM can be enabled or disabled on a SAP or SDP basis.
(Figure 25
Ethernet
Access
Network
Aggregation
Node
NNI
Ethernet
Access
Network
Aggregation
Node
26, the following functions are supported:
and Figure 26).
Regional Network
BNG
Regional Network
BNG
7750 SR OS Services Guide
MEP
MIP
Fig_11
MEP
MIP
Fig_12