Hi Alberto,
Please refer the below SNotes regarding Compatability between
Links:
1740516 - Compatibility requirements between DS, IPS, and Cleansing Package
https://service.sap.com/sap/support/notes/1740516
Provide the details regarding Oracle machine name where "Oracle Server is Installed" , "SID" and check that Port is Open or not if there is firewall on that server.
Thanks,
Daya