Hello, I'm using two instances of postfix and lately I've been getting a lot of deferred email, any suggestions how to stop accepting email that can't be delivered. I do have local recipients table, server should not accept email that can't be deliver. Please help!
host# perl check_outmail -Queue ID- --Size-- ----Arrival Time---- -Sender/Recipient------- CC858A1091 4664 Thu Jul 15 12:58:42 MAILER-DAEMON (connect to forum.ituin.org[69.43.160.175]:25: Connection refused) mavn...@forum.ituin.org 49735A109F 4663 Thu Jul 15 13:16:52 MAILER-DAEMON (host offworldventures.com[216.97.232.215] said: 451 Temporary local problem - please try later (in reply to RCPT TO command)) adow...@offworldventures.com -- 10 Kbytes in 2 Requests. Host# postconf -n local_recipient_maps = hash:/usr/local/etc/postfix/userdb, hash:/usr/local/etc/postfix/uservirt mail_owner = postfix mailq_path = /usr/local/bin/mailq manpage_directory = /usr/local/man message_size_limit = 50000000 mydestination = example.com, example2.com, example3.com myhostname = host.example.com mynetworks = 127.0.0.0/8, myorigin = example.com newaliases_path = /usr/local/bin/newaliases queue_directory = /var/spool/postfix readme_directory = no relay_domains = hash:/usr/local/etc/postfix/relay_domains sample_directory = /usr/local/etc/postfix sendmail_path = /usr/local/sbin/sendmail setgid_group = maildrop smtpd_banner = host.example.com smtpd_error_sleep_time = 0 smtpd_helo_required = yes smtpd_recipient_restrictions = permit_mynetworks, reject_unauth_destination, reject_invalid_hostname, reject_non_fqdn_sender, reject_non_fqdn_recipient, reject_unknown_sender_domain, reject_unknown_recipient_domain, smtpd_sender_restrictions = hash:/usr/local/etc/postfix/access unknown_address_reject_code = 554 unknown_client_reject_code = 554 unknown_hostname_reject_code = 554 unknown_local_recipient_reject_code = 550 unverified_recipient_reject_code = 550 unverified_sender_reject_code = 550