Received this message when testing the email function to send emails with voicemail.
Oct 23 14:24:14 mercury66 postfix/pickup[18589]: 5B7C1826CB: uid=33 from=
Oct 23 14:24:14 mercury66 postfix/cleanup[19368]: 5B7C1826CB: message-id=20231023182414.5B7C1826CB@mercury66.localdomain
Oct 23 14:24:14 mercury66 postfix/qmgr[18590]: 5B7C1826CB: from=mercury66@nittfagmtcttaotc.net, size=763, nrcpt=1 (queue active)
Oct 23 14:24:14 mercury66 postfix/error[19370]: 5B7C1826CB: to=alerts@e-postmaster.net, relay=none, delay=0.03, delays=0.02/0.01/0/0.01, dsn=4.0.0, status=deferred (delivery temporarily suspended: SASL authentication failed; server mail.s450.sureserver.com[192.252.154.29] said: 535 authentication failed (#5.7.1))
I have verified all the settings are correct, and this feature used to work until we updated the authentication password.
Any ideas?