1. Filterblock mit NDR "Recipient Unknown"

    Hallo Community, ich nutze derzeit eine Regel "BlockUnbekannt" im Mailfilter, die alle Adressen, die nicht aus dem LDAP herauskommen, blocken soll (in Verbindung mit "before queue filtering"). Grundsätzlich funktioniert dies auch, jedoch hätte ich gerne bei diesem speziellen Fall dass der...
  2. How to block port 25 by default and unblock per IP on case basis?

    Hello! Is there any way to block port 25 by default and only open for particular IP whenever I want? I want something like this Block port 25 by default, so even in future a new vm create will have port 25 blocked by default as well. And if I want to unblock the port 25 for a particular vm, I...
  3. [SOLVED] Block a domain name

    Hello Everyone. i tried to add 1 domain to blacklist, I also have a spam blocking rule in & out. but when i send mail from domain in blacklist it doesn't work. So hope someone can help me. Thanks & best regards !!!
  4. Can I add all emails from all connected domains to the whitelist?

    Hello. I do a lot of work on and, so I've made a few adjustments to get emails from just these two domains. Is it possible to block everything else, except emails from these two domains with a whitelist or smth?
  5. [SOLVED] email filter action object "Block" - no 550 to sender? pmg send 250 O.K.

    Hello, I have create some blacklist entry for a test email address and use the default email filter action object "Block". If I send some email from this blocked address, message is blocked correctly but PMG send 250 O.K. to the sender. But email is blocked and dropped from PMG and I can't...
  6. [SOLVED] global blacklist is not working default settings / after reboot rules working maybe a bug

    Hello, I have create a global blacklist rule (default rule). Only move the message to qms and not block. Under "Who Objects" -> "Blacklist" I Add some E-Mail Adress. The Blacklist Rule is by default on the top with Prio 98. If I now send test E-Mail with blocked E-Mailadress, E-Mail will...
  7. Action Object 'Block' returns 250 2.7.0 BLOCKED. Can this be changed?

    Hi, When we use the final action 'Block' in the rules, the following happens: Aug 27 08:27:43 VCS00080 postfix/lmtp[54042]: DF93FE1159: to=<>, relay=[]:10024, delay=4.7, delays=0.21/0/0.04/4.4, dsn=2.7.0, status=sent (250 2.7.0 BLOCKED...
  8. mhagen

    Network card getting: rename4 ? Predictable Network Interface Names

    So i know that most people still have "ethX". But i like the "Predictable Interface Names" and therefore use them. Only my "new" chelsio cc2-n320e-rs dual 10g sfp+ card doens't play nice for some reason? It gives me a "renameX" interface. with is not editable in the GUI and is "random"...
  9. Action Objects - Bounce

    Greetings, I am using Who Objects with LDAP Group - Unknown LDAP address to reject invalid recipients. Today I am using the block action, but better option would be bounce the message, as default MTA behavior. Is there a way to create a bounce action? Thank you
  10. proxmox firewall problem bridges

    Hello everyone, I have a problem with the proxmox firewall. i have activated it on the proxmox host and on all containers. all works fine. one container have no public ip-adress and use the proxmox host for dns resolv (internet access). if i activated the proxmox firewall on the container i...


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