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

or

postqueue -p|egrep “[A-F0-9]{11}”|awk ‘{print $1}’|wc -l

List all message in queue:

postqueue -p

To flush the mail queue:

postqueue -f

To remove all mails from the queue:

postsuper -d ALL

To remove all mails in the deferred queue:

postsuper -d ALL deferred

To view message content in queue with id xxxxxxxxxxx

postcat -vq xxxxxxxxxxx

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 file does not contain the valid SSL certificate or it is broken. The path to the certificate is incorrect in the /etc/postfix/main.cf file. TLS…

May 25, 2020

In "Postfix"

Uninstall Cloudlinux from cpanel

Uninstall Cloudlinux from cpanel [code]wget -O cldeploy http://repo.cloudlinux.com/cloudlinux/sources/cln/cldeploy[/code] [code]sh cldeploy -c[/code] Please, note that some of the packages from CloudLinux repo will still be present. They are same as CentOS packages, and don’t have to be removed. They will be updated in the future from CentOS repositories, as new versions…

October 29, 2013

In "cPanel"

How to find the External IP if it is Natted

How to find the External IP if it is Natted If you are behind a NAT  and want to  find the real / external IP from  the server then execute one of the below command from the server: [code]root@server[#] curl -s http://checkip.dyndns.org | html2text | awk -F ':' '{print $2}'[/code]…

August 18, 2016

In "CentOS"