Patent · US Active

Network wide source group tag binding propagation

US9755939B2 · kind B2 · utility

1Cited by

3References

23Claims

0Family size

Assignee

Cisco Technology, Inc. · US

Inventors

Naiming Shen · San Jose, US
Jun Zhuang · Wellesley, US
Enke Chen · San Jose, US
Michael L. Sullenberger · San Jose, US

Key dates

Filing date	Jun 26, 2015
Grant date	Sep 5, 2017
Priority date	—
Expiry date	Oct 3, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH04L67/535
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

In one embodiment, a method includes generating at a network device, a trace packet comprising an IP (Internet Protocol) to Source Group Tag (SGT) binding, transmitting the trace packet from the network device to an SGT capable device, wherein at least one non-SGT capable device is interposed in a path between the network device and the SGT capable device, and receiving at the network device, a reply packet from the SGT capable device in response to the trace packet, the reply packet indicating that the IP to SGT binding was installed at the SGT capable device. An apparatus and logic are also disclosed herein.

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