Hi unix_wienit,

welcome to the forums!

> I did set up a smt server on SLES 12.3 and joined all local 12.3 servers (SLES for SAP) - the problem, I don't see any patch status.

Just a shot into the dark: Have you mirrored the according upstream channels for your SLES 12 for SAP Applications SP3 product?

Regards,
J