OPC-UA is getting the most important protocol in our envionrment for SCADA connection to equipment but also to upper layer. The importancy to add features like A&C, Events or HA have been already posted here.

Beside an improved client support, a better OPC-UA server support is required. It shall be possible to add custom methods via OPC-UA methods and in particular to expose UDTs as self-defined or complex data types.