Communication device and method of controlling the same

Patent metadata

Field	Value
Publication number	US-9106523-B2
Application number	US-201313900799-A
Country	US
Kind code	B2
Filing date	May 23, 2013
Priority date	May 29, 2012
Publication date	Aug 11, 2015
Grant date	Aug 11, 2015

Abstract

Provided is a communication device including a plurality of physical ports, the communication device holding information for associating each of at least one logical port and at least two physical ports, the communication device being configured to: identify, when any one of the plurality of physical ports receives data including user data, one of the at least one logical port as an output destination of the data based on destination information included in the received data; select, based on the data, one of the at least two physical ports associated with the identified logical port as an destination of the data; generate coupling check data relating to one of the plurality of physical ports; transmit the coupling check data from the one of the plurality of physical ports; and transmit data including the user data from the physical port selected by a first processing unit as the output destination.

First claim

What is claimed is:

1. A communication device, comprising:
a plurality of physical ports for transmitting and receiving a signal to and from another communication device,
the communication device holding information for associating each of at least one logical port and at least two physical ports;
a reception unit for identifying, when any one of the plurality of physical ports receives data including user data, one of the at least one logical port as an output destination of…

Assignees

• Hitachi Ltd

Inventors

• Takase Masayuki
• Uda Tetsuya
• Kanno Takayuki
• Fujihira Kenji

Classifications

• H04L41/0654 Primary

  Electricity · mapped topic