Caros Srs., Estou com problemas semelhantes em meus clients, de forma geral: os MTA's Postfix bloqueiam o recebimento de email do yahoogroups.
Segue abaixo meu "postconf -n" alias_database = hash:/etc/aliases alias_maps = hash:/etc/aliases body_checks = regexp:/etc/postfix/bloqueio broken_sasl_auth_clients = yes command_directory = /usr/sbin config_directory = /etc/postfix content_filter = smtp-amavis:[127.0.0.1]:10024 daemon_directory = /usr/libexec/postfix debug_peer_level = 2 home_mailbox = Maildir/ html_directory = no inet_interfaces = all local_recipient_maps = mail_owner = postfix mailbox_size_limit = 1024000000 mailq_path = /usr/bin/mailq.postfix manpage_directory = /usr/share/man message_size_limit = 10240000 mydestination = $myhostname, $mydomain, localhost.$mydomain, localhost mydomain = secbhrm.org.br myhostname = www.secbhrm.org.br mynetworks = 192.168.0.0/24, 200.179.123.128/26, 127.0.0.0/8 mynetworks_style = subnet myorigin = $mydomain newaliases_path = /usr/bin/newaliases.postfix queue_directory = /var/spool/postfix readme_directory = /usr/share/doc/postfix-2.2.10/README_FILES sample_directory = /usr/share/doc/postfix-2.2.10/samples sendmail_path = /usr/sbin/sendmail.postfix setgid_group = postdrop smtpd_banner = $myhostname ESMTP smtpd_client_restrictions = check_client_access hash:/etc/postfix/ip-access smtpd_helo_required = yes smtpd_recipient_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination, reject_rbl_client relays.ordb.org, reject_rbl_client bl.spamcop.net, check_recipient_access regexp:/etc/postfix/sender-proibidos check_policy_service inet:127.0.0.1:60000 smtpd_sasl_auth_enable = yes smtpd_sasl_local_domain = $myhostname smtpd_sasl_security_options = noanonymous smtpd_sender_restrictions = reject_non_fqdn_sender, reject_unauth_pipelining, check_sender_access hash:/etc/postfix/sa-blacklist, reject_rbl_client relays.ordb.org, reject_rbl_client bl.spamcop.net, reject_rhsbl_sender dsn.rfc-ignorant.org, reject_rhsbl_client blackhole.securitysage.com, reject_rhsbl_sender blackhole.securitysage.com, check_sender_access regexp:/etc/postfix/sender-proibidos strict_rfc821_envelopes = yes unknown_local_recipient_reject_code = 550 A mensagem que fica no log é: NOQUEUE: reject: RCPT from n8c.bullet.sp1.yahoo.com[69.147.64.170]: 451 Server configuration error; from=<[EMAIL PROTECTED] hoo.com> to=<[EMAIL PROTECTED]> proto=SMTP helo=<n8c.bullet.sp1.yahoo.com> ATC Dimitri Amoroso Lage Network Consultant 31-92714666 / 31-32273408 / 31-21271464 http://www.dalme.srv.br / [EMAIL PROTECTED] Open Software Serviços <C:\Documents and Settings\the Man\My Documents\My Pictures\Logo_Open.jpg>
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