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Connectivity Fault Management Key Elements

Figure 48 shows the relationships between the customer, provider, and operator Ethernet bridges, maintenance domains, maintenance association end points (MEPs), and maintenance intermediate points (MIPs).

Figure 48: Relationship of MEPs, MIPs, and Maintenance Domain Levels

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A maintenance association is a set of MEPs configured with the same maintenance association identifier and maintenance domain level. Figure 49 shows the hierarchical relationships between the Ethernet bridge, maintenance domains, maintenance associations, and MEPs.

Figure 49: Relationship of Bridges, Maintenance Domains, Maintenance Associations, and MEPs

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