WiFi TCP/IP Send or Receive Client Block Is Unable to Communicate to TCP/IP Server
In client mode, the WiFi TCP/IP block is not communicating with the TCP/IP server.
Try these options sequentially until the communication is successful:
Before deploying the client model, ensure that the TCP server is up and running.
Make sure the Remote IP address and Remote IP port block parameters match the IP address and the port number of the TCP/IP server.