We are working on this request. We plan to provide users the ability to pick their tag naming convention and not worry about managing a cache file.
In our experience the majority of OPC UA servers do not yet support this failover. Can you describe the servers that support this? Are they native servers built for OPC UA or are they wrappers over OPC DA servers?LuisAguilo commented
This is a "must have" for our company to migrate from OPC DA to OPC UA architecture.