Is anyone having issues with the mail server app?
1 server i use it for WHMCS, keeps making the whmcs go down when it pushes emails,
other server uses it as a mail server connected to another whmcs and doesnt push emails at times.
mail log error-
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18093]: lost connection after CONNECT from unknown[43.129.97.125]
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18093]: disconnect from unknown[43.129.97.125] commands=0/0
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18094]: lost connection after CONNECT from unknown[43.129.97.125]
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18094]: disconnect from unknown[43.129.97.125] commands=0/0
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18095]: lost connection after CONNECT from unknown[43.129.97.125]
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18092]: lost connection after CONNECT from unknown[43.129.97.125]
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18092]: disconnect from unknown[43.129.97.125] commands=0/0
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18095]: disconnect from unknown[43.129.97.125] commands=0/0
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18088]: lost connection after CONNECT from unknown[43.129.97.125]
Jan 9 23:39:53 GB8NmGl9Riwm postfix/smtpd[18088]: disconnect from unknown[43.129.97.125] commands=0/0
Jan 9 23:43:13 GB8NmGl9Riwm postfix/anvil[18090]: statistics: max connection rate 5/60s for (smtp:43.129.97.125) at Jan 9 23:39:53
Jan 9 23:43:13 GB8NmGl9Riwm postfix/anvil[18090]: statistics: max connection count 5 for (smtp:43.129.97.125) at Jan 9 23:39:53
Jan 9 23:43:13 GB8NmGl9Riwm postfix/anvil[18090]: statistics: max cache size 1 at Jan 9 23:39:51
Jan 10 00:50:41 GB8NmGl9Riwm dovecot: pop3-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=205.210.31.243, lip=107.152.33.152, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<vYwD0owOx9XN0h/z>
Jan 10 00:52:41 GB8NmGl9Riwm dovecot: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=107.170.230.26, lip=107.152.33.152, TLS handshaking: SSL_accept() failed: error:1408F10B:SSL routines:ssl3_get_record:wrong version number, session=<c1Mi2YwOoJRrquYa>
Jan 10 00:58:37 GB8NmGl9Riwm postfix/submission/smtpd[19525]: warning: error opening chain file: /etc/ssl/private/ssl-cert-snakeoil.key: No such file or directory
Jan 10 00:58:37 GB8NmGl9Riwm postfix/submission/smtpd[19525]: connect from unknown[185.233.19.136]
Jan 10 00:58:38 GB8NmGl9Riwm postfix/submission/smtpd[19528]: warning: error opening chain file: /etc/ssl/private/ssl-cert-snakeoil.key: No such file or directory
Jan 10 00:58:38 GB8NmGl9Riwm postfix/submission/smtpd[19528]: connect from unknown[185.233.19.136]
Jan 10 00:58:39 GB8NmGl9Riwm postfix/submission/smtpd[19528]: SSL_accept error from unknown[185.233.19.136]: -1
Jan 10 00:58:39 GB8NmGl9Riwm postfix/submission/smtpd[19528]: warning: TLS library problem: error:1417A0C1:SSL routines:tls_post_process_client_hello:no shared cipher:../ssl/statem/statem_srvr.c:2283:
Jan 10 00:58:39 GB8NmGl9Riwm postfix/submission/smtpd[19528]: lost connection after STARTTLS from unknown[185.233.19.136]
Jan 10 00:58:39 GB8NmGl9Riwm postfix/submission/smtpd[19528]: disconnect from unknown[185.233.19.136] ehlo=1 starttls=0/1 commands=1/2
Jan 10 00:58:39 GB8NmGl9Riwm postfix/submission/smtpd[19525]: lost connection after UNKNOWN from unknown[185.233.19.136]
Jan 10 00:58:39 GB8NmGl9Riwm postfix/submission/smtpd[19525]: disconnect from unknown[185.233.19.136] ehlo=1 auth=0/1 unknown=0/1 commands=1/3
php slow log 7.4-
[0x00007f75f5424060] stream_socket_client() /www/wwwroot/xxxxx.com/vendor/phpmailer/phpmailer/src/SMTP.php:375
[0x00007f75f5423f10] getSMTPConnection() /www/wwwroot/xxxx.com/vendor/phpmailer/phpmailer/src/SMTP.php:334
[0x00007f75f5423e20] connect() /www/wwwroot/xxxx.com/vendor/phpmailer/phpmailer/src/PHPMailer.php:2045
[0x00007f75f5423cc0] smtpConnect() /www/wwwroot/xxxx.com/vendor/phpmailer/phpmailer/src/PHPMailer.php:1887
[0x00007f75f5423b60] smtpSend() /www/wwwroot/xxxx.com/vendor/phpmailer/phpmailer/src/PHPMailer.php:1609
[0x00007f75f5423ac0] postSend() /www/wwwroot/xxxx.com/vendor/phpmailer/phpmailer/src/PHPMailer.php:1442
[0x00007f75f5423a50] send() /www/wwwroot/xxxx.com/modules/mail/SmtpMail/SmtpMail.php:0
[0x00007f75f5423510] send() /www/wwwroot/xxxxx.com/vendor/whmcs/whmcs-foundation/lib/Module/Mail.php:0
[0x00007f75f5423400] call() /www/wwwroot/destinyvpn.com/vendor/whmcs/whmcs-foundation/lib/Module/Mail.php:0
[0x00007f75f5423310] send() /www/wwwroot/destinyvpn.com/vendor/whmcs/whmcs-foundation/lib/Mail/Emailer.php:0
[0x00007f75f5422da0] send() /www/wwwroot/xxxxx.com/includes/functions.php:0
[0x00007f75f5422900] sendMessage() /www/wwwroot/xxxxx.com/includes/ticketfunctions.php:0
[0x00007f75f5421a20] AddReply() /www/wwwroot/xxxxx.com/admin/supporttickets.php:0