AT&T Intellectual Property I, LP

Michael Recchia

Kuo-Hui Liu

Wenge Chen

Donald M Smith

Chou Lan Pok

Mohammad M Islam

A method and apparatus for monitoring connectivity in a network at a bearer path layer are disclosed. For example, the method receives a request to monitor a user endpoint, identifies an internet protocol address of the user endpoint, an internet protocol address of each transport network element between the user endpoint and a bearer trace server, a bearer path identification of each bearer used by the user endpoint, a quality of service associated with each bearer used by the user endpoint, and a tunnel identification of each bearer used by the user endpoint; and performs a fault isolation and performance monitoring at a bearer path layer, wherein the fault isolation identifies a particular segment where a fault is detected at the bearer path layer.

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Bradenton, FL, United States of America

Michael Recchia