Hello , 

I have problem to connect my PLC S7-1200 and communicate with it via internet .

Thank for your help , 

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Split from No accessible devices on network (unable to connect to any S7-1200 CPU with TIA V13 Basic).

Hi Saddik,

Please post the details of your system:

-Version of software

-Type hardware and firmware version

And more detail on the errors you're getting with screenshots if at all possible.

Cheers

Kal