Postfix

May 25, 2020

Unable to send mail using postfix STARTTLS authentication: 4.7.0 TLS not available due to local problem

Unable to send an email using the STARTTLS authentication: 454 4.7.0 TLS not available due to local problem Cause TLS misconfiguration in Postfix: The postfix_default.pem certificate […]
May 17, 2019

Postfix Spam Tracking

Get the mailids of all email currently in queue: postqueue -p|egrep “[A-F0-9]{11}”|awk ‘{print $1}’ Get the count of emails in queue: mailq | tail -n 1 […]