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:
May. 18, 2021

Filed:

Dec. 18, 2018
Applicant:

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

Inventors:

Yi Wang, Shenzhen, CN;

Dong Lin, Shenzhen, CN;

Yong Huang, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 12/721 (2013.01); H04L 12/741 (2013.01); H04L 12/851 (2013.01);
U.S. Cl.
CPC ...
H04L 69/22 (2013.01); H04L 45/38 (2013.01); H04L 45/54 (2013.01); H04L 45/745 (2013.01); H04L 47/2483 (2013.01);
Abstract

The present application discloses data processing methods. Example methods include obtaining information about a header field of a data packet and searching an exact match flow table for an exact match entry that matches the data packet. When the matching exact match is found, a determination is made as to whether an update time of a wildcard entry corresponding to the exact match entry is before a creation time of the exact match entry. In response to determining that the update time is before the creation time of the exact match entry, the data packet is processed according to an action instruction corresponding to the exact match entry. In response to determining that the update time of the wildcard entry corresponding to the exact match entry is not before the creation time of the exact match entry, the exact match entry is deleted.


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