At&t Intellectual Property I, L.p.

Ker-Ren Tu

Howard Lang

Herman H Lee

John H Mayr

Christopher Daniel Vestal

John Lee

Jeff Boni

Mark Peter Nordberg

Byron Johnson

A method and system for monitoring a packet network by using call detail records (CDRs) are disclosed. The method first receives at least one call detail record (CDR) at a completion of a call from at least one voice gateway router that serviced said call and analyzes said at least one CDR. The method then monitors at least one performance parameter in accordance with said at least one CDR.

Method and apparatus for detecting a network impairment using call detail records

A method and system for enabling a network service provider to monitor a packet network by using call detail records (CDRs) are disclosed. The method first detects a termination of a call by at least one voice gateway router and generates a call detail record (CDR) at said termination of said call by said at least one voice gateway router. The method then forwards said call detail record by said at least one voice gateway router to at least one CDR collecting and analysis server.

Method and apparatus for monitoring a packet network

Growing community of inventors

Manalapan, NJ, United States of America

Ker-Ren Tu