The only difference may be in the way that the certificates are accepted on the server. While the above example is specific to KEPServerEX, the same concepts apply to connecting to any other third party OPC server that accepts OPC-UA client connections.
![kepware opc server manual kepware opc server manual](https://www.matrikonopc.com/images/products/opc-data-management/tunneller.jpg)
Now the OPC Server Connections page shows the Status of Kepware to be Connected. On the OPC UA Configuration Manager window, go to the Trusted Clients tab, click on Ignition OPC-UA Client, click the Trust button, and click Close.
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The OPC UA Configuration Manager is will appear. Right-click on the KEPServerEX icon on the desktop KEPServerEx is installed on and from the menu select OPC UA Configuration. The next step is to have KEPServerEX trust the Ignition OPC-UA Client. This is expected because KEPServerEX is denying access to the Ignition OPC-UA Client.
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A Username and Password do not need to be given, and should be left blank. On the New OPC UA Connection Settings page, give the connection a name and click the Create New OPC Server Connection button.Once an endpoint configuration has been selected, click the Next button.
![kepware opc server manual kepware opc server manual](https://docs.inductiveautomation.com/download/attachments/26020820/capture2020-06-24-16-30-32.png)
Both Basic256 and SignAndEncrypt offer a higher level of security. Select a Security Policy and Message Security configuration to use when connecting to the endpoint. A list of available Security Policies and Message Security options will appear.
![kepware opc server manual kepware opc server manual](https://img.automationworld.com/files/base/pmmi/all/image/2011/09/aw_5545_kepwaregraphic.png)
Once an endpoint has been entered, click the Discover button. #If KepServer is installed on a different server from Ignition, then the IP address would be used: #If KepServer is installed on the same server as Ignition and uses the default port, the following endpoint could be used: