Title:
加入者収容装置冗長化システム、冗長化制御装置、および、冗長化制御方法
Document Type and Number:
Japanese Patent JP6431498
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To shorten service interruption time while guaranteeing accuracy of setting content to a standby system device, when changing over from an active system device to a standby system device.SOLUTION: The controller 10 of a subscriber accommodation device redundant system includes a storage section 13 for storing the setting content information 310 of a standby system device, and a setting content information 320 of an active system device, a fault detector 112 for detecting occurrence of fault in the active system device, and a changeover processing section for generating the setting content information to be inputted to the standby system device, based on a predetermined logic, by using the setting content information 320 of the active system device where the fault has occurred, and the setting content information 310 of the standby system device, when occurrence of fault in the active system device was detected.SELECTED DRAWING: Figure 2
Inventors:
Mutsumi Hirabayashi
Application Number:
JP2016085500A
Publication Date:
November 28, 2018
Filing Date:
April 21, 2016
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
H04L45/586
Domestic Patent References:
| JP2016054341A | ||||
| JP2013172393A | ||||
| JP2013034128A | ||||
| JP2006041882A |
Foreign References:
| US20110141879 |
Attorney, Agent or Firm:
Isono International Patent and Trademark Office