From: El Neofito (elnuevopajaroyahoo.com)
Date: Fri Apr 25 2008 - 05:47:18 CDT

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Dear All, I got "421 4.3.2 Service shutting down, closing channel" in all scenarios using 'telnet localhost 25' be it sending to external and local users despite all services are up n running. Excerpt: Apr 25 18:33:46 fotohubmail postfix/smtp[7740]: 7C2C3D8DC3: to=<adminimumxxmail.dyndns.org>, orig_to=<adminimum>, relay=127.0.0.1[127.0.0.1]:10024, delay=5802, delays=5796/3.9/1.8/0.07, dsn=4.3.2, status=deferred (host 127.0.0.1[127.0.0.1] said: 421 4.3.2 Service shutting down, closing channel (in reply to end of DATA command)) Note i am using dyndns account to test this SuSE10.3 server. alias_maps = hash:/etc/aliases biff = no canonical_maps = hash:/etc/postfix/canonical command_directory = /usr/sbin config_directory = /etc/postfix daemon_directory = /usr/lib/postfix debug_peer_level = 2 defer_transports = disable_dns_lookups = no disable_mime_output_conversion = no home_mailbox = Maildir/ html_directory = /usr/share/doc/packages/postfix/html inet_interfaces = all inet_protocols = all mail_owner = postfix mail_spool_directory = /var/mail mailbox_command = mailbox_size_limit = 0 mailbox_transport = mailq_path = /usr/bin/mailq manpage_directory = /usr/share/man masquerade_classes = envelope_sender, header_sender, header_recipient masquerade_domains = masquerade_exceptions = root message_size_limit = 10240000 mydestination = $myhostname, localhost.$mydomain myhostname = xxmail.dyndns.org mynetworks_style = subnet newaliases_path = /usr/bin/newaliases queue_directory = /var/spool/postfix readme_directory = /usr/share/doc/packages/postfix/README_FILES relay_domains = dyndns.org,xxmail.dyndns.org relayhost = relocated_maps = hash:/etc/postfix/relocated sample_directory = /usr/share/doc/packages/postfix/samples sender_canonical_maps = hash:/etc/postfix/sender_canonical sendmail_path = /usr/sbin/sendmail setgid_group = maildrop smtp_sasl_auth_enable = no smtp_use_tls = no smtpd_client_restrictions = smtpd_helo_required = no smtpd_helo_restrictions = smtpd_recipient_restrictions = permit_mynetworks,reject_unauth_destination smtpd_sasl_auth_enable = no smtpd_sender_restrictions = hash:/etc/postfix/access smtpd_use_tls = no strict_8bitmime = no strict_rfc821_envelopes = no transport_maps = hash:/etc/postfix/transport unknown_local_recipient_reject_code = 550 virtual_alias_domains = hash:/etc/postfix/virtual virtual_alias_maps = hash:/etc/postfix/virtual Thanks a million! Fred Send instant messages to your online friends http://uk.messenger.yahoo.com

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