Solved
Many thanks to *Wietse Venema*
The solution could be as simple as:
/etc/postfix/main.cf:
smtp_sasl_mechanism_filter = login plain
Nuno Catarino escreveu (quarta, 28/02/2024 à(s)
15:04):
> Hi there, i'm using leap 15.5, trying to send emails thru gmail relay and
> getting crazy.
>
Nuno Catarino via Postfix-users:
> postfix/smtp[31278]: CFC982C034E: to=,
> relay=smtp.gmail.com[64.233.167.109]:587,
> delay=5.5, delays=0.05/0/5.4/0, dsn=4.7.0, status=deferred (SASL
> authentication failed; cannot authenticate to server
> smtp.gmail.com[64.233.167.109]:
> invalid parameter
On 2024-02-28 at 10:04:05 UTC-0500 (Wed, 28 Feb 2024 15:04:05 +)
Nuno Catarino via Postfix-users
is rumored to have said:
> Hi there, i'm using leap 15.5, trying to send emails thru gmail relay and
> getting crazy.
> Send my configuration for someone to help me
> when i'm trying to send the
