postfix -1 read errors

[Noel]

On 10/22/2017 3:26 PM, Alef Veld wrote:
> Hi all.
> I’m a bit worried about the following read errors i see in my log lately. Mails still arrive and get sent fine, but what is going on with this? It doesn’t look good. Nothing has change on server side and i restarted all services (dovecot, postfix, saslauthd, sql ).
>
> Maybe it’s a temporary iPhone thing (the device im using to read and send mails, not the first time that happened. Maybe changing the port will do the trick).
>
> Thanks for looking.

The logging you show is from postfix, this is the dovecot list.

If you ask on postfix-users, they'll probably tell you something
similar to: There's no problem here, set smtpd_tls_loglevel to 0 or
1; same for smtp_tls_loglevel