[SOLVED] Proxmox is blocking outgoing mails for some users.

[muradza]

Some of our users are getting blocked by proxmox here is the logs:

Jul 23 18:12:33 mail postfix/smtpd[90623]: connect from "server"
Jul 23 18:12:33 mail postfix/smtpd[90623]: D29BF603BC: "server"
Jul 23 18:12:33 mail postfix/cleanup[90626]: D29BF603BC: message-id=<ede5bb199b764e2b990fa117fe055428@domain>
Jul 23 18:12:34 mail postfix/qmgr[920]: D29BF603BC: from=<root@domain>, size=4151591, nrcpt=1 (queue active)
Jul 23 18:12:34 mail pmg-smtp-filter[88535]: 81FF3669FBA52591E8: new mail message-id=<ede5bb199b764e2b990fa117fe055428@domain>#012
Jul 23 18:12:34 mail postfix/smtpd[90623]: disconnect from server ehlo=2 starttls=1 mail=1 rcpt=1 bdat=1 quit=1 commands=7
Jul 23 18:12:39 mail pmg-smtp-filter[88535]: 81FF3669FBA52591E8: SA score=4/5 time=3.038 bayes=0.00 autolearn=no autolearn_force=no hits=AWL(-0.175),BAYES_00(-1.9),DKIM_INVALID(0.1),DKIM_SIGNED(0.1),HELO_NO_DOMAIN(0.466),HTML_MESSAGE(0.001),KAM_DMARC_QUARANTINE(1.5),KAM_DMARC_STATUS(0.01),RCVD_IN_PBL(3.335),RDNS_NONE(0.793)
Jul 23 18:12:39 mail pmg-smtp-filter[88535]: 81FF3669FBA52591E8: notify <adminz> (rule: Block outgoing Spam, 9A4646051C)
Jul 23 18:12:39 mail pmg-smtp-filter[88535]: 81FF3669FBA52591E8: notify <sender user> (rule: Block outgoing Spam, B5D2560525)
Jul 23 18:12:39 mail pmg-smtp-filter[88535]: 81FF3669FBA52591E8: block mail to <ip@whatsapp.com> (rule: Block outgoing Spam)
Jul 23 18:12:39 mail pmg-smtp-filter[88535]: 81FF3669FBA52591E8: processing time: 5.362 seconds (3.038, 1.538, 0)
Jul 23 18:12:39 mail postfix/lmtp[90627]: D29BF603BC: to=<ip@whatsapp.com>, relay=127.0.0.1[127.0.0.1]:10023, delay=6.1, delays=0.45/0.05/0.01/5.6, dsn=2.7.0, status=sent (250 2.7.0 BLOCKED (81FF3669FBA52591E8))
Jul 23 18:12:39 mail postfix/qmgr[920]: D29BF603BC: removed

 

[muradza]

also this only happens for specific mails rest are working fine

 

[cpulove]

Isn't it blocked due to the Outbound Spam Filter roule?