He does not send because it is rewritten and i see no reason for don't verify an hand of targets especially if they bounce finally
I just added "mailer-daemon@" -> "[email protected]" on dbmail side a few minutes ago to avoid backscattering but that should not be needed _________________ sender_canonical_maps = mysql:/etc/postfix/mysql-rewritesenders.cf [root@mail:/etc/postfix]$ cat /etc/postfix/mysql-rewritesenders.cf user = dbmailro password = **** dbname = dbmail hosts = unix:/var/lib/mysql/mysql.sock query = select target from dbma_rewrite_senders where source like '%s' mysql> select * from dbma_rewrite_senders where target like '%postmaster%'; +------------------------------------+--------------------------+ | source | target | +------------------------------------+--------------------------+ | apache | [email protected] | | mailer-daemon | [email protected] | | mailerdaemon | [email protected] | | postmaster | [email protected] | | [email protected] | [email protected] | | [email protected] | [email protected] | | [email protected] | [email protected] | +------------------------------------+--------------------------+ Am 15.02.2011 18:27, schrieb Wietse Venema: > Reindl Harald: >> How can this happen? >> >> The address "[email protected]" does not exist >> but if checked from barracuda SPF postfix answers with valid? > > Postfix SENDS mail from mailer-daemon, therefore Postfix ACCEPTS > mail to mailer-daemon. > > When the mailer-daemon alias does not exist (it should resolve to > "postmaster"), the local delivery agent logs a warning and discards > the recipient.
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