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[[File:Services modbus.PNG]]
 
[[File:Services modbus.PNG]]
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==Installing the right software==
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==Installing the necessary software==
    
Next you'll need software capable of communicating via Modbus TCP. The software that we'll be using in this guide is called '''modbus-cli'''. To get it you'll first have to install '''ruby''':
 
Next you'll need software capable of communicating via Modbus TCP. The software that we'll be using in this guide is called '''modbus-cli'''. To get it you'll first have to install '''ruby''':