Modbus TCP can be used to both '''get''' and '''set''' certain router parameters. First lets do an overview of how to obtain parameters via Modbus TCP. Please keep in mind that in order to get routers parameters when using '''[https://wiki.teltonika-networks.com/view/{{{name}}}_Modbus#Requests_configuration Request Configuration]''' you need to use '''Register Number''' instead of '''Register Address'''.{{#ifeq:{{{name}}}|RUTX12| To get data from the second modem, you need to execute this command:
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Modbus TCP can be used to both '''get''' and '''set''' certain router parameters. First lets do an overview of how to obtain parameters via Modbus TCP. Please keep in mind that in order to get routers parameters when using '''[https://wiki.teltonika-networks.com/view/{{{name}}}_Modbus#Requests_configuration Request Configuration]''' you need to use '''Register Number''' instead of '''Register Address'''.
Router parameters are held within '''registers'''. Each register contains 2 bytes of information. For simplification the number of registers for storing numerical values is 2, while the number of registers for storing text information is 16. The register addresses and corresponding system values are described in the table below: