Ethernet Connectivity Fault Management (ETH-CFM)
Page 102 7750 SR OS Services Guide
Ethernet service OAM can be deployed in the broadband access network.
There are two models, residential and wholesale (Figure 25 and Figure 26).
Figure 25: Ethernet OAM Model for Broadband Access - Residential
Figure 26: Ethernet OAM Model for Broadband Access - Wholesale
As shown in Figure 25 and Figure 26, the following functions are supported:
• CFM can be enabled or disabled on a SAP or SDP basis.
Fig_11
Access Port BNG ME Carrier)
Access Node to BNG ME (Intra-Carrier)
Access Link ME
Customer
RG Access
Node
Aggregation
Node
BNG
MEP
MIP
Regional Network
Ethernet
Access
Network
(e2e) RG to BNG ME (Customer)
Fig_12
Access Port to Agg Node (Short Carrier)
Access Node to Agg Node ME (Short Intra-Carrier)
Access Link ME
Customer
RG Access
Node
Aggregation
Node
BNG
NNI
MEP
MIP
Regional Network
Ethernet
Access
Network
(e2e) RG to BNG ME (Customer)
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