Patent · US Active

Method, medium, and apparatus for inserting a placeholder service function

US10708178B2 · kind B2 · utility

0Cited by

0References

20Claims

0Family size

Assignee

Cisco Technology, Inc. · US

Inventors

Reinaldo Penno · San Jose, US
Carlos M. Pignataro · Cary, US
Paul Quinn · San Francisco, US
Hung The Chau · Highland, US
Chui-Tin Yen · San Jose, US
Vivek Kansal · San Jose, US
Jianxin Wang · Zhejiang, CN
Kent K. Leung · Palo Alto, US

Key dates

Filing date	Oct 25, 2018
Grant date	Jul 7, 2020
Priority date	—
Expiry date	Oct 25, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH04L2212/00
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Embodiments are directed to receiving an original packet at a service function; determining, for a reverse packet, a reverse service path identifier for a previous hop on a service function chain; determining, for the reverse packet, a service index for the reverse service path identifier; and transmitting the reverse packet to the previous hop on the service function chain.

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