Need a Linux system administrator to assist us in the current work.
We have a mailing application and we are facing issues related to incoming emails.
MX records are present, dovecot is working fine still the account is not able to receive the emails.
(Email sending is working fine)
We want someone to assist/guide us in order to resolve those issues.
Should have good knowledge
Linux OS (mainly CentOS)
MTAs such as Postfix, Exim, PMTA
Networking, Firewall, IPtables, etc
Control panel (Webmin/Virtualmin, VestaCP, etc)
Batch Scripting (if needed)
It will be a continuing project and will need assistance time to time.