Edge-Core ECS4810-12M Manuel d'utilisateur télécharger pdf (Page 11)

IEEE 802.1ag

Common name: Connectivity Fault Management

• Scope: an end-to-end connection

• Proactive connectivity monitoring using continuity check messages,

fault verification through loop back messages, and fault isolation by

examining end-to-end connections between provider edge devices

or between customer edge devices

• CFM is implemented as a service level protocol based on service

instances which encompass only that portion of the metropolitan

area network supporting a specific customer

• CFM can also provide controlled management access to a hierarchy

of maintenance domains (such as the customer, service provider,

and equipment operator)

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Edge-Core ECS4810-12M Manuel d'utilisateur Page 11