US 11,909,709 B1
Identifying serially-connected power over ethernet (PoE) networked devices
Hsiang-Yi Cheng, Taipei (TW)
Assigned to FLYTECH TECHNOLOGY CO., LTD., Taipei (TW)
Filed by FLYTECH TECHNOLOGY CO., LTD., Taipei (TW)
Filed on Dec. 9, 2022, as Appl. No. 18/078,175.
Claims priority of application No. 111140311 (TW), filed on Oct. 24, 2022.
Int. Cl. H04L 61/103 (2022.01); H04L 41/0213 (2022.01); H04L 41/12 (2022.01)
CPC H04L 61/103 (2013.01) [H04L 41/0213 (2013.01); H04L 41/12 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A networked device configuration identifying method, comprising:
switching on a plurality of communication ports on a power sourcing device;
executing a smart address resolution protocol to acquire an initial all device address information comprising a plurality of addresses for a plurality of powered devices connected to the plurality of communication ports;
switching off an interested communication port out of from the plurality of communication ports;
executing the smart address resolution protocol through the plurality of communication ports to acquire a background device address information comprising at least one background address for at least one background powered device connected to the plurality of communication ports except the interested communication port; and
comparing the initial all device address information and the background device address information to acquire at least one interested address for at least one interested powered device connected to the interested communication port.