How can I change the WCF Port Number that communicates to OAS Services?
Modify the file DANSrv.exe.config in the directory C:Program Files (x86)Open Automation SoftwareOPC Systems.NET with Notepad or a text editor.
Set the property WCFPortNumber to the desired TCP port number. The default is 58724.
<add key=""WCFPortNumber"" value=""58724""/>
View the following video on how to adjust WCF port number in the realtime service and all client applications: