Title:
INFORMATION COMMUNICATION SYSTEM
Document Type and Number:
Japanese Patent JP3260435
Kind Code:
B2
Abstract:
PURPOSE: To obtain the information communication system in which a fault location is disconnected through system changeover even when a fault takes place in system components in duplicate at a host, the processing takes over and communication data are warranted so as not to give hindrance with a terminal equipment.
CONSTITUTION: A main storage device 102 of a host computer is provided with communication control interface areas 200-209 used for starting communication processing to a multi-line communication controller, configuration control interface areas 220, 221 implementing system changeover processing of a duplicate communication interface section, and recovery interface areas 210-212 making information takeover between the duplicate communication interface sections at system changeover. Then the communication interface section 103 is provided with a system changeover processing means making processing takeover according to takeover information of the recovery interface areas 210 212 in the main storage device 102. Thus, it is prevented that the user cannot use the data communication system for a prescribed period.
Inventors:
Shuji Ohno
Tetsuya Kawahara
Keiichi Nakane
Masakazu Okada
Shoji Yamaguchi
Yoshimi Fujimata
Tetsuya Kawahara
Keiichi Nakane
Masakazu Okada
Shoji Yamaguchi
Yoshimi Fujimata
Application Number:
JP23447492A
Publication Date:
February 25, 2002
Filing Date:
September 02, 1992
Export Citation:
Assignee:
株式会社日立製作所
日立プロセスコンピュータエンジニアリング株式会社
日立プロセスコンピュータエンジニアリング株式会社
International Classes:
G06F11/20; G06F13/00; H04L1/22; H04L69/40; (IPC1-7): H04L29/14; G06F11/20; G06F13/00
Domestic Patent References:
| JP4217136A |
Attorney, Agent or Firm:
Yasuo Sakuta