发明授权
- 专利标题： Network system, spanning tree configuration method, spanning tree configuration node, and spanning tree configuration program
- 专利标题（中）： 网络系统，生成树配置方式，生成树配置节点和生成树配置程序
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申请号： US10642480申请日： 2003-08-18
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公开(公告)号： US07894374B2公开(公告)日： 2011-02-22
- 发明人: Nobuyuki Enomoto , Masaki Umayabashi , Youichi Hidaka , Atsushi Iwata , Makoto Shibutani
- 申请人： Nobuyuki Enomoto , Masaki Umayabashi , Youichi Hidaka , Atsushi Iwata , Makoto Shibutani
- 申请人地址： JP Tokyo
- 专利权人： NEC Corporation
- 当前专利权人： NEC Corporation
- 当前专利权人地址： JP Tokyo
- 代理机构： McGinn Intellectual Property Law Group, PLLC
- 优先权： JP2002-242621 20020822; JP2003-041838 20030219
- 主分类号： H04L12/28
- IPC分类号： H04L12/28
摘要：
A node that configures a spanning tree over a network to which a plurality of nodes are connected generates a tree after a cost change using another LAN while continuing to operate the tree that existed before the change, and switches the tree that is used for forwarding after the new tree has been stable.
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