...
User is the mail user name or address that the Supervisor will use in the "From" field of notification email that it sends to users or the admin.
Example
mail_from = qubeadminmailqubeadmin
mail_from = qubeadmin@mydomain.com
Defaults
qube
...
User is the mail user name or address that the Supervisor will use in the "From" field of notification email that it sends to users or the admin.
mail_from = qubeadminmailqubeadmin
mail_from = qubeadmin@mydomain.com
qube