IP Tables Block IP and Port

CentOS, CloudLinux™, or Red Hat® Enterprise Linux (RHEL) 6, or Amazon Linux On a CentOS, CloudLinux, or RHEL 6, or Amazon Linux system, use the iptables utility to manage your firewall. CentOS 7, CloudLinux 7, or RHEL 7 On a CentOS 7 or CloudLinux 7 system, use the firewalld utility to manage your firewall. For example, to block traffic for a single IP…

.htaccess SSL check problems

many of the SSL certificates need to check the website before renew, and there is some problem happen in this case due to the .htaccess files rules to solve this problem do the following For cPanel’s internal DCV checks: RewriteCond %{REQUEST_URI} !^/[0-9]+\..+\.cpaneldcv$ For Comodo: RewriteCond %{REQUEST_URI} !^/[A-F0-9]{32}\.txt$ For Let’s Encrypt: RewriteCond %{REQUEST_URI} !^/\.well-known/acme-challenge/ Insert these…

best useful exim commands

best useful exim commands print summery of mail queue exim -bp | exiqsumm find all e-mails in the queue to exact e-mail exiqgrep -r [luser]@domain remove all e-mails from the queue to exact e-mail exiqgrep -i -r [luser]@domain | xargs exim -Mrm find all e-mails in the queue from exact e-mail exiqgrep -f [luser]@domain remove all…