Master-salve equipment switch control method
A control method and equipment technology, applied in the direction of digital transmission system, electrical components, error prevention, etc., can solve the problems of wrong switching, no research and mention of communication between the control device and the controlled device, and no consideration of normal communication, etc. Achieve the effect of avoiding false switching and perfecting the redundant switching control mechanism
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[0040] The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.
[0041] figure 1 In the shown redundant system, there are running main server object 1, client object 2, standby server object 3 with the same configuration as the main server object, the main working channel connecting the main server object and the client object, and connecting the standby server The standby working channel between the object and the client object; the main server object is connected with the standby server object through a monitorable communication connection; the monitorable communication connection can be a network communication mode or a serial communication mode.
[0042] The main server object and the standby server object are connected through a signal line, and a real-time communication mechanism is established between the standby server object and the main server object through the signal line, and the main server ob...
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