Briefly describle my testing env
- window7 (192.168.0.10) with vmware server 45G virtual harddisk with CentOS 6 (192.168.0.13), router Dmz 192.168.0.13
- everything(http, ftp, ssh, mysql, phpmyadmin) work ok except postfix and squirrelmail
- a no-ip domain name
- installation -> webmin -> virtualmin
Email testing case 1:
- click webmin->postfix mail server->userbox->userA->compose->
- send an email to userB, address is userB@localhost click webmin->postfix mail server->userbox->userB->
- no email inside (This user has no message in ~userB/Maildir/)
- initially, Maildir doesn't exist
- then i check /var/spool/mail/userB, i can see the recevied email
Email testing case 2:
- click webmin->postfix mail server->userbox->userA->compose->
- send an email to userB, address is userB@realdomain.no-ip.com
click webmin->postfix mail server->userbox->userB-> - no email inside (This user has no message in ~userB/Maildir/)
- initially, Maildir doesn't exist
- then i check /var/spool/mail/userB, i can't see the recevied email
how to troubleshoot the email server?