aaPanel_Kern Hello, can ypu send a test email to myself in the mail server? What information can't be received? You can view the mail server log What kind of refund information does the sender prompt? aaP_nnhat2796
aaP_nnhat2796 aaPanel_Kern May 13 18:12:57 aaPanel postfix/submission/smtpd[109451]: connect from unknown[66.63.187.73] May 13 18:12:58 aaPanel dovecot: auth: Error: auth client 0 disconnected with 1 pending requests: Connection reset by peer May 13 18:13:00 aaPanel postfix/submission/smtpd[109451]: warning: unknown[66.63.187.73]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 13 18:13:00 aaPanel postfix/submission/smtpd[109438]: connect from unknown[66.63.187.73] May 13 18:13:01 aaPanel postfix/submission/smtpd[109440]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:01 aaPanel postfix/submission/smtpd[109440]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:13:01 aaPanel postfix/submission/smtpd[109446]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:01 aaPanel postfix/submission/smtpd[109446]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:13:01 aaPanel postfix/submission/smtpd[109441]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:01 aaPanel postfix/submission/smtpd[109441]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:13:04 aaPanel postfix/submission/smtpd[109438]: warning: unknown[66.63.187.73]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 13 18:13:04 aaPanel postfix/submission/smtpd[109440]: connect from unknown[66.63.187.73] May 13 18:13:10 aaPanel postfix/submission/smtpd[109451]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:10 aaPanel postfix/submission/smtpd[109451]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:13:12 aaPanel postfix/submission/smtpd[109440]: warning: unknown[66.63.187.73]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 13 18:13:12 aaPanel postfix/submission/smtpd[109446]: connect from unknown[66.63.187.73] May 13 18:13:13 aaPanel postfix/submission/smtpd[109438]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:13 aaPanel postfix/submission/smtpd[109438]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:13:25 aaPanel postfix/submission/smtpd[109446]: warning: unknown[66.63.187.73]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 13 18:13:25 aaPanel postfix/submission/smtpd[109441]: connect from unknown[66.63.187.73] May 13 18:13:26 aaPanel dovecot: auth: Error: auth client 0 disconnected with 1 pending requests: Connection reset by peer May 13 18:13:36 aaPanel postfix/submission/smtpd[109441]: warning: unknown[66.63.187.73]: SASL LOGIN authentication failed: Connection lost to authentication server May 13 18:13:37 aaPanel postfix/submission/smtpd[109451]: connect from unknown[66.63.187.73] May 13 18:13:41 aaPanel postfix/submission/smtpd[109451]: warning: unknown[66.63.187.73]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 13 18:13:41 aaPanel postfix/submission/smtpd[109451]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:41 aaPanel postfix/submission/smtpd[109451]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:13:46 aaPanel postfix/submission/smtpd[109446]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:46 aaPanel postfix/submission/smtpd[109446]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:13:46 aaPanel postfix/submission/smtpd[109441]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:46 aaPanel postfix/submission/smtpd[109441]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:13:46 aaPanel postfix/submission/smtpd[109440]: lost connection after AUTH from unknown[66.63.187.73] May 13 18:13:46 aaPanel postfix/submission/smtpd[109440]: disconnect from unknown[66.63.187.73] ehlo=2 starttls=1 auth=0/1 commands=3/4 May 13 18:14:45 aaPanel dovecot: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:0A00009C:SSL routines::http request (no auth attempts in 0 secs): user=<>, rip=15.235.227.163, lip=156.244.25.85, TLS handshaking: SSL_accept() failed: error:0A00009C:SSL routines::http request, session=<VRinswE158IP6+Oj> May 13 18:15:26 aaPanel dovecot: auth: Error: auth client 0 disconnected with 1 pending requests: Connection reset by peer May 13 18:17:06 aaPanel postfix/anvil[109251]: statistics: max connection rate 8/60s for (submission:66.63.187.73) at May 13 18:09:26 May 13 18:17:06 aaPanel postfix/anvil[109251]: statistics: max connection count 5 for (submission:66.63.187.73) at May 13 18:09:18 May 13 19:01:53 aaPanel dovecot: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=15.235.224.227, lip=156.244.25.85, session=<ViY9XAI19Y4P6+Dj>
