My installation of Postfix has been running without a problem for over two years. Suddenly it refused to accept mail from my MUA "Claws-Mail." This is the output of the claws mail log:
[13:19:59] SMTP< 220 scorpio.seibercom.net ESMTP Postfix (2.10-20121031) [13:19:59] ESMTP> EHLO scorpio [13:19:59] ESMTP< 250-scorpio.seibercom.net [13:19:59] ESMTP< 250-PIPELINING [13:19:59] ESMTP< 250-SIZE 26214400 [13:19:59] ESMTP< 250-ETRN [13:19:59] ESMTP< 250-STARTTLS [13:19:59] ESMTP< 250-ENHANCEDSTATUSCODES [13:19:59] ESMTP< 250-8BITMIME [13:19:59] ESMTP< 250 DSN ** No SMTP AUTH method available [13:19:59] ESMTP> STARTTLS [13:19:59] ESMTP< 220 2.0.0 Ready to start TLS [13:20:00] ESMTP> EHLO scorpio [13:20:00] ESMTP< 250-scorpio.seibercom.net [13:20:00] ESMTP< 250-PIPELINING [13:20:00] ESMTP< 250-SIZE 26214400 [13:20:00] ESMTP< 250-ETRN [13:20:00] ESMTP< 250-AUTH CRAM-MD5 DIGEST-MD5 PLAIN LOGIN [13:20:00] ESMTP< 250-AUTH=CRAM-MD5 DIGEST-MD5 PLAIN LOGIN [13:20:00] ESMTP< 250-ENHANCEDSTATUSCODES [13:20:00] ESMTP< 250-8BITMIME [13:20:00] ESMTP< 250 DSN [13:20:00] ESMTP> AUTH CRAM-MD5 [13:20:00] ESMTP< 334 PDYzNzUyMDA4NC4xNTQwNTYwMEBzY29ycGlvLnNlaWJlcmNvbS5uZXQ+ [13:20:00] ESMTP< [Decoded: <637520084.15405...@scorpio.seibercom.net>] [13:20:00] ESMTP> [Encoded: gerard e4c26c028b7ad6537f6abfe9ba2b960b] [13:20:00] ESMTP> Z2VyYXJkIGU0YzI2YzAyOGI3YWQ2NTM3ZjZhYmZlOWJhMmI5NjBi [13:20:00] ESMTP< 535 5.7.8 Error: authentication failed: no mechanism available. For assistance, please provide the following information in your problem report: time (Jan 07 13:20:00), client (76.182.104.150) and server (scorpio.seibercom.net). ** error occurred on authentication *** Authentication failed: 535 5.7.8 Error: authentication failed: no mechanism available. For assistance, please provide the following information in your problem report: time (Jan 07 13:20:00), client (76.182.104.150) and server (scorpio.seibercom.net). This is from the maillog: Jan 7 13:19:30 scorpio postfix/smtpd[11214]: connect from cpe-076-182-104-150.nc.res.rr.com[76.182.104.150] Jan 7 13:19:30 scorpio postfix/smtpd[11214]: warning: cpe-076-182-104-150.nc.res.rr.com[76.182.104.150]: SASL CRAM-MD5 authentication failed: no mechanism available Jan 7 13:19:30 scorpio postfix/smtpd[11214]: lost connection after AUTH from cpe-076-182-104-150.nc.res.rr.com[76.182.104.150] Jan 7 13:19:30 scorpio postfix/smtpd[11214]: disconnect from cpe-076-182-104-150.nc.res.rr.com[76.182.104.150] Jan 7 13:19:59 scorpio postfix/smtpd[11214]: connect from cpe-076-182-104-150.nc.res.rr.com[76.182.104.150] Jan 7 13:20:00 scorpio postfix/smtpd[11214]: warning: cpe-076-182-104-150.nc.res.rr.com[76.182.104.150]: SASL CRAM-MD5 authentication failed: no mechanism available Jan 7 13:20:00 scorpio postfix/smtpd[11214]: lost connection after AUTH from cpe-076-182-104-150.nc.res.rr.com[76.182.104.150] Jan 7 13:20:00 scorpio postfix/smtpd[11214]: disconnect from cpe-076-182-104-150.nc.res.rr.com[76.182.104.150] I even tried with new passwords, the ones shown above, but the problem remains. ~ $ postconf -n alias_database = hash:/usr/local/etc/postfix/aliases alias_maps = $alias_database authorized_submit_users = !www, static:all broken_sasl_auth_clients = yes canonical_maps = hash:/usr/local/etc/postfix/canonical command_directory = /usr/local/sbin config_directory = /usr/local/etc/postfix daemon_directory = /usr/local/libexec/postfix data_directory = /var/db/postfix debug_peer_level = 2 debugger_command = PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin ddd $daemon_directory/$process_name $process_id & sleep 5 delay_warning_time = 12h disable_vrfy_command = yes dovecot_destination_recipient_limit = 1 enable_long_queue_ids = yes html_directory = /usr/local/share/doc/postfix inet_protocols = ipv4 mail_owner = postfix mailq_path = /usr/local/bin/mailq manpage_directory = /usr/local/man message_size_limit = 26214400 milter_default_action = accept mydestination = mydomain = seibercom.net myhostname = scorpio.seibercom.net mynetworks = 127.0.0.0/8 192.168.1.1/32 192.168.1.2/31 192.168.1.4/30 192.168.1.8/29 192.168.1.16/28 192.168.1.32/27 192.168.1.64/27 192.168.1.96/29 192.168.1.104/31 192.168.1.106/32 mynetworks_style = subnet myorigin = $mydomain newaliases_path = /usr/local/bin/newaliases queue_directory = /var/spool/postfix readme_directory = /usr/local/share/doc/postfix recipient_delimiter = + sample_directory = /usr/local/etc/postfix sender_dependent_relayhost_maps = mysql:/usr/local/etc/postfix/mysql-sender_relay sendmail_path = /usr/local/sbin/sendmail setgid_group = maildrop smtp_sasl_auth_enable = yes smtp_sasl_password_maps = mysql:/usr/local/etc/postfix/mysql-sasl_passwd smtp_sasl_security_options = noanonymous smtp_sasl_type = cyrus smtp_sender_dependent_authentication = yes smtp_tls_CAfile = /usr/local/etc/postfix/certs/cacert.pem smtp_tls_CApath = /usr/local/etc/postfix/certs/ smtp_tls_note_starttls_offer = yes smtp_tls_policy_maps = hash:/usr/local/etc/postfix/tls_policy smtp_tls_security_level = may smtp_tls_session_cache_database = btree:/var/db/postfix/smtp_tls_session_cache smtpd_authorized_verp_clients = $mynetworks smtpd_banner = $myhostname ESMTP $mail_name ($mail_version) smtpd_client_restrictions = reject_unauth_pipelining permit_sasl_authenticated reject_unknown_client_hostname smtpd_milters = unix:/var/run/clamav/clmilter.sock smtpd_recipient_restrictions = reject_non_fqdn_recipient reject_unlisted_recipient reject_non_fqdn_sender smtpd_reject_footer = \c. For assistance, please provide the following information in your problem report: time ($localtime), client ($client_address) and server ($server_name). smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination smtpd_sasl_auth_enable = yes smtpd_sasl_authenticated_header = yes smtpd_sasl_local_domain = $myhostname smtpd_sasl_path = smtpd smtpd_sasl_security_options = noanonymous, noplaintext smtpd_sasl_tls_security_options = noanonymous smtpd_tls_CAfile = /usr/local/etc/postfix/certs/cacert.pem smtpd_tls_cert_file = /usr/local/etc/postfix/certs/postfix-cert.pem smtpd_tls_key_file = /usr/local/etc/postfix/certs/postfix-key.pem smtpd_tls_received_header = yes smtpd_tls_security_level = may smtpd_tls_session_cache_database = btree:/var/db/postfix/smtpd_tls_session_cache tls_random_source = dev:/dev/urandom transport_maps = mysql:/usr/local/etc/postfix/mysql-transport unknown_local_recipient_reject_code = 550 virtual_gid_maps = static:1002 virtual_mailbox_base = /var/mail/vhost virtual_mailbox_domains = mysql:/usr/local/etc/postfix/mysql-domains virtual_mailbox_maps = mysql:/usr/local/etc/postfix/mysql-vmailbox virtual_minimum_uid = 100 virtual_transport = dovecot virtual_uid_maps = static:1002 I have tried rebooting the system; however, the problem still remains. This is on a FreeBSD-8.3 system. Thanks!
