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Thanks hata_ph for your return. Yes, many possibilities really. Do i need to do some additional configuration on pmg to use NDR?

Hi Stoiko, Thanks for your reply. I thought to put these messages into postfix transport_maps file to avoiding that stay hold in queue, if possible of course. In the postfix manual there is an example of configuration for bounce mail. http://www.postfix.org/transport.5.html

Hello, Can i to use the postfix transport_maps file to avoid that misspelled domains messages does stay hold in queue? Configuration example: gmail.com.br error:incorrectly written domain, gmail.com.br nonexistent domain, please use gmail.com hotamil.com error:incorrectly written domain...

The rule is not working. The score doesn't appear in spam info. I tried to implement using mime header. The new rule is below: mimeheader JPEG_CT Content-Type =~ /name\=\"\d{13}\.jpg\"/i describe JPEG_CT Blocks phishing messages requesting for ransom score JPEG_CT 5.0 But also not working...

Hi, Thank you for your reply. And yes, i restarted the service. I'll monitoring the scores.

Hello, I identified in a header of a phishing message a image name pattern. Below follow an example: Content-Type: image/jpeg; name="1560469802890.jpg" Are 13 numbers of 0 the 9. Then, i created a custom rule to add a score for theses messages. Bellow has an example: header JPEG_CT...

Hi EntonyBirk, Thanks for your reply. I'm using 100 for smtpd_client_message_rate_limit parameter value and until now is ok. About anvil_rate_time_unit parameter, i didn't find on PMG Administration Guide. Where can i get more information about it? Regards, -- Danúbio A. Marinho

Hi dietmar, About (smtpd_client_message_rate_limit) parameter value, is there an best practice? Regards, -- Danúbio A. Marinho

You can to try this: find /var/spool/postfix -type f | xargs -n 1000 grep -l @anydomain.com | sed 's/.*\///g' | postsuper -d - find /var/spool/postfix -type f | xargs -n 1000 grep -l anyemail@anydomain.com | sed 's/.*\///g' | postsuper -d - Regards!

Several times along the day. I think about 10 times per hour.

Hello forum friends, I had observed in syslog of PMG this warning message: WARNING: razor2: razor2 check failed: razor2: razor2 had unknown error during get_server_info at /usr/share/perl5/Mail/SpamAssassin/Plugin/Razor2.pm line 187, <GEN8269> line 1. at...

Hi Jose. Did you tried to change the internal smtp port on PMG? See the picture below. Did you installed some sftp client on PMG machine?

Hello fayaz Does your Zimbra server allow relay to the PMG ip? Is necessary that the IP of PMG is setting on mynetworks or trusted networks of Zimbra server. Regards.

Hello fayaz. Answer your questions: default realy : (name or ip address of your zimbra server) SMTP port is : 25 Disable MX lookup : No (ok) Smart host : (if you wish all outgoing mails are delivery to an specific device) Here i don't use this. The Zimbra server forward all outgoing mails to...

Hello Jose. On PMG, the SMTP port (this port is used for PMG to communicate with Zimbra server), here i'm using the 25. And on Zimbra server in MTA settings i'm using the 26 port for external delivery. You can to edit the port on PMG if necessary. For this, click on SMTP Port and after on Edit...

Hello Jose. The FQDN is the hostname plus your domain name. For example, the domain name where i work is serra.es.gov.br. The MX of domain is mail.serra.es.gov.br, this is the fqdn setting on our PMG. Do you have two MX register on your domain? ferrominera.gob.ve MX preference = 10, mail...

Hello, Jose. No need to thank, this forum is to help each other my friend. Its a pleasure help you. About the installation step that you questioned, the FQDN is a DNS internet routed name. Typically is the MX name of your domain. Best regards.

Jose, i dont think that this is a subscription proxmox problem. Can you test telnet on port 25 (smtp) of firewall to pmg and vice versa? Post the output. And, the smarthost is an device with service mail capacity. I dont know if your firewall have this feature. Regards.

Hello Jose, I think the settings on PMG and Zimbra is ok. The ip 170.100.230.250 of smarthost is allowing relay from the PMG? Regards!

Hi jose, On Zimbra server in MTA settings: Relay MTA for external delivery: <PMG IP> and port 26 (Internal SMTP port, previous configured on PMG). Regards.