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Communication TIA V19 Unif / Wincc Unified runtime

9/8/2025 7:18 AM	Rate (0)
Matt_Gst Joined: 10/23/2023 Last visit: 9/10/2025 Posts: 1 Rating: (0)	Hello everyone, I am working with TIA Portal V19, WinCC Unified Runtime (PC system). My setup is completely virtual (no real PLC, no real HMI panel). PLCSIM Advanced S7-1500 → IP 192.168.0.3, Subnet mask 255.255.255.0 WinCC Unified PC system → configured with IP 192.168.0.10 My HMI and plc not arrive to communicate. I would like to know if anyone knows a solution. Thank you,

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9/8/2025 9:17 AM	Rate (0)
Piotr.M Platinum Member Joined: 6/24/2013 Last visit: 9/12/2025 Posts: 1695 Rating: (433)	did you set access point in PC setup? Read the below: https://docs.tia.siemens.cloud/r/en-us/v20/simatic-wincc-unified-station-configurator-rt-unified/operation-rt-unified/restrictions-and-requirements-rt-unified

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9/8/2025 1:36 PM	Rate (0)
Murof Platinum Expert Joined: 8/3/2009 Last visit: 9/12/2025 Posts: 16409 Rating: (1935)	Hello Matt_Gst Check also this FAQ: https://support.industry.siemens.com/cs/de/en/view/109806850 Also check if there are some security issues: https://support.industry.siemens.com/cs/de/en/view/109955142 Check also if you get systemalarms in your alarmview that gives a little bit more details about the communication issue. Bye Murof
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