Patent · US Expired

Network system, spanning tree configuration method and configuration program, and spanning tree configuration node

US7532588B2 · kind B2 · utility

4Cited by
7References
56Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 18, 2003
Grant dateMay 12, 2009
Priority date
Expiry dateNov 19, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L45/76
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A node of a spanning tree system operating on a network connecting a plurality of nodes, comprises two transfer units which determines an output destination port, based on the destination MAC address of an input frame, two tree managers which configures a spanning tree according to a spanning tree protocol, and a virtual port of connecting the tree manager and the transfer unit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.