Posts made by Nikolay

• MSA over SSL\TLS not supported?

  When I use STARTLS everything works the question is in SSL\TLS STARTLS on MSA (work): Tue 2024-02-20 18:33:45.769: 05: Session 09760303; child 0026Tue 2024-02-20 18:33:45.769: 05: Accepting SMT...

  posted in MDaemon

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  Nikolay
  2/20/24, 10:24 AM
• Connection from XXX.XXX.XXX.XXX refused, SMTP server too busy.

  Oh, use only MSA for clients would be a lifesaver for me.Right now I tested it and saw that SSL TLS does not work through MSA,  I made a separate topic on this issue https://mdaemon.com/commu...

  posted in MDaemon

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  Nikolay
  2/20/24, 10:05 AM
• MSA over SSL\TLS not supported?

  when using SMTP on Prot 25 I can use SSL\TLS But, if I use MSA port 587 not work Tue 2024-02-20 18:47:18.437: 05: Accepting SMTP connection from XXX.XXX.XXX.XX:61558 to 192.168.17.11:587Tue 202...

  posted in MDaemon

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  Nikolay
  2/20/24, 10:00 AM
• Connection from XXX.XXX.XXX.XXX refused, SMTP server too busy.

  @Arron Thank you for helping   I tried to remove "Exempt authenticated sessions" after that all my clients sending via SMTP over the Internet were unable to do this. This method doesn't work...

  posted in MDaemon

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  Nikolay
  2/20/24, 6:13 AM
• Connection from XXX.XXX.XXX.XXX refused, SMTP server too busy.

  PTR lookup does not work, because this check is started after the dialog starts, after EHLO(?) Sun 2024-02-18 11:55:50.963: 05: Session 09273081; child 0015Sun 2024-02-18 11:55:50.963: 05: Accep...

  posted in MDaemon

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  Nikolay
  2/18/24, 11:33 AM
• Connection from XXX.XXX.XXX.XXX refused, SMTP server too busy.

  unfortunately my problems continue the attackers have changed their tactics, now they connect once, but with different hostsWithin 24 hours, 150k IP addresses were connected.The logic is the same ...

  posted in MDaemon

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  Nikolay
  2/16/24, 3:50 AM
• Connection from XXX.XXX.XXX.XXX refused, SMTP server too busy.

  I analyzed the connection logs and based on this I calculated the guaranteed threshold when spammers get into it and good ones don’tFor me this is 50 connections in 5 minutes.For several days...

  posted in MDaemon

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  Nikolay
  1/15/24, 2:39 PM
• Connection from XXX.XXX.XXX.XXX refused, SMTP server too busy.

  I analyzed the firewall and SMTP server logsIn my case, the host connects and waits 1-2 minutes, then disconnects without saying anything.IP addresses are repeated, but within 10-20 minutes, then t...

  posted in MDaemon

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  Nikolay
  1/11/24, 11:38 AM
• Connection from XXX.XXX.XXX.XXX refused, SMTP server too busy.

  Hello! I have a problem. We've been under attack from hackers lately. in the logs they create many smtp connections which immediately terminate Thu 2024-01-11 16:03:30.196: Accepting SMTP conn...

  posted in MDaemon

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  Nikolay
  1/11/24, 8:14 AM
• Automatically apply third-party SSL certificate to SSL/HTTP

  I did experiments yesterday, and it turned out to be unsafe to overwrite the ini file while the MD service is running. I modified the script a bit to fix this problem. param( [string]$crt_p...

  posted in MDaemon

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  Nikolay
  4/7/23, 8:05 AM
• Automatically apply third-party SSL certificate to SSL/HTTP

  Thanks for the answer! I wrote a powershell script that gets the certificate Fingerprint and changes the ini file. Might be useful to someone script deleted.....

  posted in MDaemon

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  Nikolay
  4/6/23, 11:37 AM
• Automatically apply third-party SSL certificate to SSL/HTTP

  I need to automate the re-reissue third-party SSL certificate at all stages. I understand how to do all the steps as written in this manual: https://knowledge.mdaemon.com/how-to-create-a-csr-and-i...

  posted in MDaemon

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  Nikolay
  4/5/23, 9:51 AM