Hello Stephane,
* We configured test and prod systems like below in Tx SO50.
sapworkflowadmin@300.qas
sapworkflowadmin@300.prd
* Activated SAPconnect service in SICF.
* Asked exchange admins to forward sapworkflowadmin@300.qas mailbox messages to qashost 25000 port.
And sapworkflowadmin@300.prd mails to prdhost 25000 port.
It worked.
Regards,
Yuksel AKCINAR