| 摘要 |
A system and methods for recording Modbus communications. An example system includes a master controller and a gateway device coupled to a network. A slave device capable of Modbus communications is provided. A gateway device is coupled to the network. The gateway device includes a slave communications interface coupled to the slave device and a log that records data relating to communications between the master controller and the slave device. The data includes a network address relating to the master controller and a Modbus address of the slave device.
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