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:
Dec. 20, 2016

Filed:

Dec. 11, 2014
Applicant:

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

Inventors:

Shuming Liu, Nanjing, CN;

Qinfeng Gu, Nanjing, CN;

Qingbo Yu, Nanjing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/741 (2013.01); H04L 12/56 (2006.01); H04L 12/46 (2006.01); H04L 12/721 (2013.01);
U.S. Cl.
CPC ...
H04L 45/741 (2013.01); H04L 12/4633 (2013.01); H04L 45/566 (2013.01); H04L 45/66 (2013.01); H04L 45/745 (2013.01); H04L 2212/00 (2013.01);
Abstract

A packet forwarding method and system. A first network device encapsulates a to-be-forwarded packet as a first packet, and sends the first packet to a second network device, where the first packet carries a destination Media Access Control (MAC) address encapsulation instruction, the destination MAC address encapsulation instruction is used to instruct the second network device to encapsulate a destination MAC address for the first packet, the to-be-forwarded packet carries a destination internet protocol (IP) address, and the destination MAC address is a MAC address of a destination host corresponding to the destination IP address; the second network device generates a second packet containing the destination MAC address according to the destination MAC address encapsulation instruction carried by the received first packet, and forwards the second packet to the destination host corresponding to the destination MAC address.


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