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.
Patent No.:
Date of Patent:
Mar. 03, 2026
Filed:
Sep. 08, 2023
Moxa Inc., New Taipei City, TW;
Chang-Yang Kao, New Taipei City, TW;
Moxa Inc., New Taipei City, TW;
Abstract
A network switch comprises a primary port, coupled to a first network device through a primary link; a backup port, coupled to a second network device through a backup link; a processing unit, configured to execute a program code; and a storage unit, coupled to the processing unit, configured to store the program code to indicate to the processing unit to execute a link recovery method for dual-homing. The link recovery method comprises receiving a plurality of first data packets via the backup port to obtain first packet information when the backup port is in a forwarding state; receiving a plurality of second data packets via the primary port to obtain second packet information in response to detecting an electrical signal from the primary link; comparing the second packet information with the first packet information to obtain a comparison result; and performing link change according to the comparison result.