ISSymbol “Error connecting to server” on Web Thin Client and/or Secure Viewer: Error code 10061 (WSAECONNREFUSED) in EcoStruxure Machine SCADA Expert

How can we help you today?

Possible Reasons:
 TCP/IP Server is not running
 Port 1234 is blocked
 IP address is incorrect
 Network Security is blocking port

Solution:
Make sure IWS project is running
 Verify the TCP/IP Server task is started
 Verify the IP address in IIS matches the runtime device
 Allow port access in Firewall/Antivirus software
 Check Port availability using Telnet