Patent · US Active

Virtual private network migration and management in centrally controlled networks

US9450862B2 · kind B2 · utility

11Cited by

2References

19Claims

0Family size

Assignee

Futurewei Technologies, Inc. · US

Inventors

Huaimo Chen · Bolton, US
Renwei Li · Fremont, US
Xuesong Dong · Pleasanton, US

Key dates

Filing date	Mar 11, 2014
Grant date	Sep 20, 2016
Priority date	—
Expiry date	Nov 9, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH04L45/04
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

In a first edge node coupled to a first site, a method of migrating control of at least one virtual private network (VPN) to a central controller, the method comprising taking over a native border gateway protocol (BGP) peer session with a second edge node coupled to a second site, using a first software agent: taking over and maintaining a BGP peer session with a second edge node connected to a second site, receiving a VPN label from the central controller and sending the VPN label to the second edge node via the BGP peer session, and receiving first VPN routes from the second site via the BGP peer session and sending the first VPN routes to the central controller.

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