SMTP in BC365 Saas

Hi everyone,

I'm trying to configure an o365 account (used as a maiol account also) into my BC365 Saas instance. I'm configuring like this:

But when trying to send the confirmation e-mail, I get this error:

I'm looking the different exchange configurations, but everything seem to be enabled. I'm trying to get quite desperate, because this should be quite automatic to setup....