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Title:
監視制御システムおよび監視制御装置並びにポーリング方法
Document Type and Number:
Japanese Patent JP5718836
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To solve a problem that it is difficult to acquire monitoring control information in a short time, when a transmission device cannot perform polling.SOLUTION: A transmission device, when receiving a polling request from a monitoring control device, has response means to return monitoring control information of the device itself to the monitoring control device. The monitoring control device has: polling means which divides a plurality of transmission devices into a plurality of groups, transmits the polling request for each group collectively, and receives a response signal from the transmission device in the group; and a polling order table which stores an order to transmit the polling request to the plurality of transmission devices. The polling means, when a transmission device which cannot receive the response signal is present, changes the polling order table so as to replace the polling order of the transmission device with that of a transmission device in the remaining group.

Inventors:
森 正一
相澤 幸広
Application Number:
JP2012031681A
Publication Date:
May 13, 2015
Filing Date:
February 16, 2012
Export Citation:
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Assignee:
富士通テレコムネットワークス株式会社
International Classes:
H04L12/28; H04L12/26; H04Q9/00
Domestic Patent References:
JP2003198554A
JP1298834A
JP8149146A
JP1149637A
Attorney, Agent or Firm:
古谷 史旺
森 俊秀