ALSPA software OPC client manual is needed


I am looking for the ALSPA manual for OPC client ,since I am facing an issue to communicate with their OPC client .

Could we know which version of ALSPA are you referring too..
I got one Alstom manual that explaining OPC configuration for Alspa version 4.5

many thanks for your answer

RTU software: ALSPA R2.5.2280
Firmware: HPC-IEC ver. 5.0.4276

i guess it should be the same concepts , would you please share with me this manual ,

i got an issue and i have a logs file from this software which really required from my side to understand it