Configure log rotation for Postfix on Linux

A client running a postfix server called me the other day wanting to configure log rotation for Postfix on Linux. This was a Redhat box and I didn’t have much experience configuring log rotation. After my trip to Coyoacan in Mexico City I was very relaxed and started putting things together. Below is what I …

Print the email addresses with status=”bounced” in postfix mail log

To print the email addresses with status “bounced” only from the provided log file, you can use grep to filter lines containing “status=bounced” and then use awk to extract the email addresses. Here’s how you can do it: Explanation: This series of commands will extract and print only the email addresses from lines with status …

How to use pflogsumm command to analyze postfix logs

To use the pflogsumm command to find general rejection reasons in your mail logs, you need to ensure that your mail server logs contain the necessary information about rejected or bounced emails. Once you have the logs, you can use pflogsumm to analyze them and generate a summary report that includes rejection reasons. Here’s how …