NETWORK MANAGEMENT SYSTEM

专利名称：NETWORK MANAGEMENT SYSTEM发明人：SHIMOMURA Takanori申请号：EP13805217.0申请日：20130604公开号：EP2874466B1公开日：20170809

摘要：There is provided a network management system using wireless networkmanagement devices each having a plurality of security policies. With the networkmanagement system, the wireless network management devices can be concurrentlyused in networks with a plurality of security levels, and security can be ensured withoutinstalling firewalls externally, so that labor for setting and operating a network forredundancy can be saved. The network management system includes: a first networkNW1 to which plant management devices 11 and 12 are connected; a second networkNW2 to which field devices 51 to 5n are connected; and wireless network managementdevices 61 and 62 each having a firewall function and connected to the first network NW1and the second network NW2.

申请人：YOKOGAWA ELECTRIC CORP

地址：JP

国籍：JP

代理机构：Henkel, Breuer & Partner

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