What Is Modbus TCP/IP?

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The straightforward Modbus protocol that functions on Ethernet and communicates with TCP servers is Modbus TCP/IP. This protocol's name comes from the combination of the two acronyms. Modbus is an application protocol that assigns the methods of managing and passing data between different levels without being impacted by the protocol used by the next immediate layer. It allows Modbus to function in a manner that is independent of the protocols used by the levels that are immediately below it. Due to this, Modbus can perform in a way that is entirely independent of the protocols utilized by the layers directly below it. Modbus can function independently of the protocols used by the levels that immediately follow it in the stack. These levels are located directly after Modbus in the stack. It is also possible to refer to Modbus TCP/IP by the name of its predecessor, Modbus-TCP. It is because the two protocols are compatible with one another. The communication of information that originates from Modbus between the appropriate devices and across a variety of networks is handled by Modbus TCP/IP, which is accountable for this responsibility. Simultaneously using the Transmission Control Protocol and the Internet Protocol makes this goal attainable. To put it another way Modbus TCP/IP uses an existing network, which is Ethernet in conjunction with a networking standard TCP/IP and it also offers a method for data representation. TCP/IP is the networking standard while Ethernet is people's physical network (Modbus as the application protocol). At its most fundamental level a Modbus TCP/IP message is nothing more than a Modbus communication data message wrapped in an Ethernet TCP/IP container. It is because a Modbus TCP/IP message is identical to an Ethernet TCP/IP message. It is the most foundational form that communication can take. TCP/IP is merely a transmission layer protocol. It does not alter how data is recorded or interpreted within the communication. It is only a standard for the transmission layer.

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