The basic model described in MEF 10.3 for Ethernet services is of a Subscriber being the end user for the service (which can be an enterprise, an application service provider, Small Medium Enterprise (SME) etc.) contacting a Service Provider who manages and operates a Carrier Ethernet Network (CEN) for delivery of Carrier Ethernet services.


Subscriber

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Service Provider

The Service Provider (SP) is the organization providing Carrier Ethernet service(s). The SP contracts with the Subscriber for delivery of service per the service requirements specified by the Subscriber. The commitment of the SP is specified in the Service Level Agreement (SLA) which defines the service, billing, support and maintenance.

Note that the SP may contract with one or more Operators of Carrier Ethernet Networks (CEN) in order to provide an end-to-end service across or within areas not within its own network. 

 

Operator

MEF 26.1 expands the basic model (described in MEF 10.x) to facilitate the cases where the service spans multiple Carrier Ethernet Networks operated by different administrative entities.

Each CEN is managed by an Operator where the Operator provides connectivity services to the Service Provider that in turn provides the UNI-to-UNI (end-to-end service) to the Subscriber (as described in the MEF 10.3 model)



 

 

MEF 10.3 | MEF 33