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:
Jun. 11, 2019
Filed:
Mar. 14, 2016
Nec Corporation, Tokyo, JP;
Kouhei Gotou, Tokyo, JP;
NEC CORPORATION, Minato-ku, Tokyo, JP;
Abstract
A communication device () includes a communication IF () transmits and receives, in a layer 2, a packet having a structure that does not include a MAC address; a TCP/IP processing unit () transmits and receives a packet in a TCP/IP layer; and a switch () performs processing on the packet received by the communication IF () and the TCP/IP processing unit (). When the switch () performs processing for transmitting, from the TCP/IP processing unit (), the packet received by the communication IF (), a pseudo MAC header is added to the packet and the packet is output to the TCP/IP processing unit (). When the switch () performs processing for transmitting, from the communication IF (), the packet received by the TCP/IP processing unit (), the pseudo MAC header is deleted from the packet and the packet is output to the communication IF ().