Patent · US Active

Systems and methods to minimize customer equipment downtime in a voice over internet protocol (VOIP) service network

US8125999B2 · kind B2 · utility

17Cited by

12References

22Claims

0Family size

Assignee

AT&T Intellectual Property I, L.P. · US

Inventors

Mehrad Yasrebi · Austin, US
James Jackson · Austin, US
Bernard Ku · Austin, US

Key dates

Filing date	May 30, 2008
Grant date	Feb 28, 2012
Priority date	—
Expiry date	Jun 29, 2029

Classification

Technology area (CPC H)Electricity
CPC primaryH04L61/4588
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Systems and methods to minimize customer premises equipment downtime in a Voice over Internet Protocol service network are disclosed. An example method comprises receiving a replacement internet protocol (IP) address to replace a first IP address in a residential gateway associated with a first network service provider, sending a re-authenticate message from the residential gateway to a customer premises equipment associated with a second network service provider, and receiving the re-authenticate message in the customer premises equipment.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.