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I wanna make simply port forwarding as attachment:
PC is connected to WAN port in RUT300 and PLC is connected to LAN port in RUT300
I try many solutions:
I want do this for Modbus TCP (at PC is client, at PLC server).
Thank you for contacting Teltonika Crowd Support.
For port forwarding kindly check the following link, https://wiki.teltonika-networks.com/wikibase/index.php?title=RUT300_Firewall&mobileaction=toggle_view_desktop#Port_Forwards
For Data to server kindly check the following link https://wiki.teltonika-networks.com/view/RUT300_Data_to_Server
For more technical support, kindly revert.
Yes, i read this manual and try exactly like there but no result.