Patent · US Active

DS-Lite with BFD support

US9331923B2 · kind B2 · utility

4Cited by
2References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 2013
Grant dateMay 3, 2016
Priority date
Expiry dateApr 19, 2034

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L43/0823
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A network node for detecting failures in a Dual Stack Lite (DS-Lite) tunnel, comprising a processor configured to obtain a domain name that identifies a first node, create the DS-Lite tunnel to the first node using the domain name, initiate a first bidirectional forwarding detection (BFD) session to the first node, transmit a plurality of BFD data packets within the DS-Lite tunnel, and detect a failure within the DS-Lite tunnel using the BFD data packets.

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