* Marko Weber <we...@zackbummfertig.de>: > > Hello, > i try to send mails to postmaster@ + abuse@ to the mailserver i work > on. > I get these log messages on the server when mails arrive for > postmaster/abuse: > > Multi-recipient bounce 550 5.5.3 > > Jun 7 10:14:01 mail postfix/lmtp[18106]: C976F11C688: > to=<postmas...@test.de>, > relay=mail.test.de[/var/run/dspam/dspam.sock], delay=0.21, > delays=0.01/0/0/0.21, dsn=2.6.0, status=sent (250 2.6.0 > <postmas...@test.de> Message accepted for delivery) > Jun 7 10:14:01 mail postfix/lmtp[18108]: CA33111C689: > to=<postmas...@test.de>, > relay=mail.zbfmail.de[/var/run/dspam/dspam.sock], delay=0.21, > delays=0/0/0/0.2, dsn=2.6.0, status=sent (250 2.6.0 > <postmas...@test.de> Message accepted for delivery) > Jun 7 10:14:01 mail postfix/qmgr[17994]: C976F11C688: removed > Jun 7 10:14:01 mail postfix/qmgr[17994]: CA33111C689: removed > > seems the mail to postmaster@ is accepted, but then: > (a connection is made to server where the mail comes from) > > Jun 7 10:14:01 mail postfix/smtp[18122]: Untrusted TLS connection > established to mail.sender.de[xx.xx.xx.139]:25: TLSv1 with cipher > ECDHE-RSA-AES256-SHA (256/256 bits) > Jun 7 10:14:01 mail postfix/smtp[18123]: Untrusted TLS connection > established to mail.sender.de[xx.xx.xx.139]:25: TLSv1 with cipher > ECDHE-RSA-AES256-SHA (256/256 bits) > Jun 7 10:14:01 mail postfix/smtp[18122]: 0230C11C68A: > to=<we...@sender.de>, relay=mail.sender.de[xx.xx.xx.139]:25, > delay=0.1, delays=0/0/0.04/0.05, dsn=5.5.3, status=bounced (host > mail.sender.de[xx.xx.xx.139] said: 550-5.5.3 <END-OF-MESSAGE>: > End-of-data rejected: Multi-recipient bounce 550 5.5.3 For assistance > write to postmas...@sender.de.?Please provide the following > information in your problem report:?time (Jun 07 10:14:26), client > (xx.xx.xx.xx) and server?(mail.sender.de). (in reply to end of DATA > command)) > Jun 7 10:14:01 mail postfix/qmgr[17994]: 0230C11C68A: removed > Jun 7 10:14:01 mail postfix/smtp[18123]: 0243611C68D: > to=<we...@sender.de>, relay=mail.sender.de[xx.xx.xx.139]:25, > delay=0.11, delays=0/0.01/0.05/0.05, dsn=5.5.3, status=bounced (host > mail.sender.de[xx.xx.xx.139] said: 550-5.5.3 <END-OF-MESSAGE>: > End-of-data rejected: Multi-recipient bounce 550 5.5.3 For assistance > write to postmas...@sender.de.?Please provide the following > information in your problem report:?time (Jun 07 10:14:26), client > (xx.xx.xx.xx) and server?(mail.sender.de). (in reply to end of DATA > command) > > anyone can help me with ideas why this happens? Why what? Why the mail is being rejected OR why a "backward" connection is made.
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