Hi, I see this error message. May 26 01:51:29 isp amavis[4862]: (04862-02) Negative SMTP resp. to DATA: 503 5.5.1 Error: need RCPT command May 26 01:51:29 isp amavis[4862]: (04862-02) (!)SEND via SMTP: <postmaster@${myhostname}> -> <[email protected]>,[email protected] 501 5.1.7 Failed, id=04862-02, from MTA([127.0.0.1]:10025): 501 5.1.7 Bad sender address syntax May 26 01:51:29 isp amavis[4862]: (04862-02) (!)FAILED to notify recipient [email protected]: 501 5.1.7 Failed, id=04862-02, from MTA([127.0.0.1]:10025): 501 5.1.7 Bad sender address syntax DEBIAN 5.0.1 ISPCONFIG 3.0.1.2 Every packages update Thks, Marcilio
This means that the sender has used a bad haeder syntax. You can disable header checks in the spam policy settings.