Re: outlook.office365.com "invalid parameter supplied"

On 4/6/19 6:26 pm, Brian May via luv-main wrote:

I then tried (not actually expecting it to work) the following config:

smtp_sasl_mechanism_filter = plain, login

But it did work. So my guess is postfix is somehow getting confused by the XOAUTH2 SASL mechanism. No idea why.

Ok, so now I should also be safe from making the post mentioned in https://xkcd.com/979/

Thanks for this, hopefully it will be useful to others in future! Cheers, Andrew