The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 15, 2019

Filed:

Sep. 27, 2016
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Bo Zhang, Shenzhen, CN;

Xing Tong, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/803 (2013.01); H04L 12/891 (2013.01); H04L 12/64 (2006.01); H04L 12/751 (2013.01);
U.S. Cl.
CPC ...
H04L 47/125 (2013.01); H04L 12/6418 (2013.01); H04L 45/02 (2013.01);
Abstract

A packet forwarding method, system, and apparatus are provided. The method includes: determining that a total number of links is an integral power of 2, wherein the total number of links is a sum of a number of added virtual link and a number of actual links for forwarding a data packet; calculating a hash value of the data packet, and calculating a remainder of the hash value divided by the total number of links; and if the remainder corresponds to a virtual link, calculating another hash value of the data packet, returning back to the step of calculating a remainder, performing the above operations cyclically until the remainder corresponds to an actual link, and forwarding the data packet on the actual link.


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