es que estas mandando un hostname que no es es iugal a tu EHLO, verifica que
tu variable myorigin sea igual que myhostname. Haste un reverse lookup tu
mismo y el nombre que devuelva se lo pones al fichero /etc/mailname El
contenido de mailname controla el helo de postfix asi que por ahi van los
tiros. En el fichero debe ir el nombre de tu host mas el FQDN

Osea, en /etc/mailname debes poner uno de estos dos:
> mydomain = atrium.co.cu
> myhostname = atrium3.atrium.co.cu

Colocale ahí y elimina la variable myorigin para que postfix lo manichee a su
manera.

> message_size_limit = 
> 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000024
colega pon eso en 0 para no fijar limite, porque ese limite debe ser mas de un 
tera 
;)


Thread name: "[Gutl-l] postfix problema de entrega" 
Mail number: 1 
Date: Mon, Apr 29, 2013 
In reply to: Frank De los Reyes 
>
> Hola lista me esta saliendo esto al mandar correo a este dominio alguien sabe 
> que me pudiera estar pasando
> 
> Mi DNS no lo tengo  yo
> aqui el archivo de conf de postfix
> 
> 
> # TLS parameters
> smtpd_tls_cert_file = /etc/ssl/certs/iRedMail_CA.pem
> smtpd_tls_key_file = /etc/ssl/private/iRedMail.key
> smtpd_use_tls=yes
> smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
> smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
> 
> # See /usr/share/doc/postfix/TLS_README.gz in the postfix-doc package for
> # information on enabling SSL in the smtp client.
> 
> myhostname = atrium3.atrium.co.cu
> alias_maps = hash:/etc/postfix/aliases
> alias_database = hash:/etc/postfix/aliases
> myorigin = atrium3.atrium.co.cu
> mydestination = $myhostname, localhost, localhost.localdomain, 
> localhost.$myhostname
> relayhost =
> mynetworks = 127.0.0.0/8 10.10.1.0/32
> mailbox_size_limit = 0
> recipient_delimiter = +
> inet_interfaces = all
> inet_protocols = ipv4
> virtual_alias_domains =
> mydomain = atrium.co.cu
> mynetworks_style = subnet
> smtpd_data_restrictions = reject_unauth_pipelining
> smtpd_reject_unlisted_recipient = yes
> smtpd_reject_unlisted_sender = yes
> smtpd_sender_restrictions = permit_mynetworks, permit_sasl_authenticated, 
> check_recipient_access
> #hash:/etc/postfix/usuarios_in
> #reject_sender_login_mismatch
> delay_warning_time = 0h
> maximal_queue_lifetime = 4d
> bounce_queue_lifetime = 1d
> proxy_read_maps = $canonical_maps $lmtp_generic_maps $local_recipient_maps 
> $mydestination $mynetworks $recipient_bcc_maps $recipient_canonical_maps 
> $relay_domains $relay_recipient_maps $relocated_maps $sender_bcc_maps 
> $sender_canonical_maps $smtp_generic_maps $smtpd_sender_login_maps 
> $transport_maps $virtual_alias_domains $virtual_alias_maps 
> $virtual_mailbox_domains $virtual_mailbox_maps $smtpd_sender_restrictions
> smtp_data_init_timeout = 240s
> smtp_data_xfer_timeout = 600s
> smtpd_helo_required = yes
> smtpd_helo_restrictions = permit_mynetworks,permit_sasl_authenticated, 
> check_helo_access pcre:/etc/postfix/helo_access.pcre
> queue_run_delay = 300s
> minimal_backoff_time = 300s
> maximal_backoff_time = 4000s
> enable_original_recipient = no
> disable_vrfy_command = yes
> home_mailbox = Maildir/
> allow_min_user = no
> message_size_limit = 
> 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000024
> virtual_minimum_uid = 1001
> virtual_uid_maps = static:1001
> virtual_gid_maps = static:1001
> virtual_mailbox_base = /var/vmail
> transport_maps = proxy:ldap:/etc/postfix/ldap/transport_maps_user.cf, 
> proxy:ldap:/etc/postfix/ldap/transport_maps_domain.cf
> virtual_alias_maps = proxy:ldap:/etc/postfix/ldap/virtual_alias_maps.cf, 
> proxy:ldap:/etc/postfix/ldap/virtual_group_maps.cf, 
> proxy:ldap:/etc/postfix/ldap/virtual_group_members_maps.cf, 
> proxy:ldap:/etc/postfix/ldap/catchall_maps.cf
> virtual_mailbox_domains = 
> proxy:ldap:/etc/postfix/ldap/virtual_mailbox_domains.cf
> virtual_mailbox_maps = proxy:ldap:/etc/postfix/ldap/virtual_mailbox_maps.cf
> sender_bcc_maps = proxy:ldap:/etc/postfix/ldap/sender_bcc_maps_user.cf, 
> proxy:ldap:/etc/postfix/ldap/sender_bcc_maps_domain.cf
> recipient_bcc_maps = proxy:ldap:/etc/postfix/ldap/recipient_bcc_maps_user.cf, 
> proxy:ldap:/etc/postfix/ldap/recipient_bcc_maps_domain.cf
> relay_domains = $mydestination, proxy:ldap:/etc/postfix/ldap/relay_domains.cf
> smtpd_sender_login_maps = proxy:ldap:/etc/postfix/ldap/sender_login_maps.cf
> smtpd_sasl_auth_enable = yes
> smtpd_sasl_local_domain =
> broken_sasl_auth_clients = yes
> smtpd_sasl_security_options = noanonymous
> smtpd_sasl_authenticated_header = no
> smtpd_recipient_restrictions = reject_unknown_sender_domain, 
> reject_unknown_recipient_domain, reject_non_fqdn_sender, 
> reject_non_fqdn_recipient, reject_unlisted_recipient, permit_mynetworks, 
> permit_sasl_authenticated, reject_unauth_destination, 
> reject_non_fqdn_helo_hostname, reject_invalid_helo_hostname, 
> check_sender_access
> #hash:/etc/postfix/usuarios_out
> #check_policy_service inet:127.0.0.1:10031
> smtpd_tls_security_level = may
> smtpd_tls_loglevel = 0
> smtpd_tls_CAfile = /etc/ssl/certs/iRedMail_CA.pem
> tls_random_source = dev:/dev/urandom
> # Uncomment below line to enable policyd sender throttle.
> #smtpd_end_of_data_restrictions = check_policy_service inet:127.0.0.1:10032
> mailbox_command = /usr/lib/dovecot/deliver
> virtual_transport = dovecot
> dovecot_destination_recipient_limit = 5
> smtpd_sasl_type = dovecot
> smtpd_sasl_path = ./dovecot-auth
> #content_filter = smtp-amavis:[127.0.0.1]:10024
> #smtp-amavis_destination_recipient_limit = 5
> 
> Host mail.frcuba.co.cu[190.6.65.2] refused to talk to me:
>     550 HELO argument does not match calling host
> 
> Reporting-MTA: dns; atrium3.atrium.co.cu
> X-Postfix-Queue-ID: E1A4227A0219
> X-Postfix-Sender: rfc822;fre...@atrium.co.cu  <mailto:fre...@atrium.co.cu>
> Arrival-Date: Sat, 27 Apr 2013 19:10:56 +0200 (CEST)
> 
> Final-Recipient: rfc822; f...@frcuba.co.cu  <mailto:co...@frcuba.co.cu>
> Original-Recipient: rfc822;f...@frcuba.co.cu  <mailto:co...@frcuba.co.cu>
> Action: failed
> Status: 5.0.0
> Remote-MTA: dns; mail.frcuba.co.cu
> Diagnostic-Code: smtp; 550 HELO argument does not match calling host
> 
> 
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