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    <div class="moz-text-flowed" style="font-family: -moz-fixed;
      font-size: 14px;" lang="x-unicode">Hello,
      <br>
      <br>
      since the last update (4 Jul 2016) I can't send any mails from my
      Kolab-Server (Kolab 16 on Centos 7). My postfix-Version is:
      postfix.x86_64 2:2.10.1-6.el7   <br>
      <br>
      When I try to send a mail from the web client I found the
      following message in maillog:  reject: DATA from localhost[::1]:
      554 5.7.1 <DATA>: Data command rejected: Sender access
      denied;
      <br>
      <br>
      When I try to send a mail from the client (i.e. Thunderbird) I
      found the following message in maillog: NOQUEUE: reject: RCPT from
      <a href="http://business-176-094-009-211.static.arcor-ip.net">business-176-094-009-211.static.arcor-ip.net</a>[xxx.xxx.xxx.xxx]: 554
      5.7.1 <a class="moz-txt-link-rfc2396E" href="mailto:Roland.Kolb@xxxx.xxxx"><Roland.Kolb@xxxx.xxxx></a>:
      Relay access denied; from=<a class="moz-txt-link-rfc2396E" href="mailto:roland.kolb@yyy.yyy"><roland.kolb@yyy.yyy></a>
      to=<a class="moz-txt-link-rfc2396E" href="mailto:Roland.Kolb@xxxx.xxxx"><Roland.Kolb@xxxx.xxxx></a>
      proto=ESMTP helo=<[192.168.2.102]>
      <br>
      <br>
      For a testing purpose to solve the problem I changed the
      parameters smtpd_recipient_restrictions,
      submission_sender_restrictions and smtpd_sender_restrictions to
      permit_mynetworks. No success<br>
      <br>
      My configuration is:
      <br>
      <br>
      smtpd_tls_auth_only = yes
      <br>
      transport_maps = <a class="moz-txt-link-freetext" href="ldap:/etc/postfix/ldap/transport_maps.cf">ldap:/etc/postfix/ldap/transport_maps.cf</a>,
      hash:/etc/postfix/transport
      <br>
      content_filter = smtp-amavis:[127.0.0.1]:10024
      <br>
      recipient_delimiter = +
      <br>
      smtpd_tls_key_file = /etc/pki/tls/private/localhost.pem
      <br>
      smtpd_sender_login_maps = $local_recipient_maps<br>
      local_recipient_maps =
      <a class="moz-txt-link-freetext" href="ldap:/etc/postfix/ldap/local_recipient_maps.cf">ldap:/etc/postfix/ldap/local_recipient_maps.cf</a><br>
      virtual_alias_maps = $alias_maps,
      <a class="moz-txt-link-freetext" href="ldap:/etc/postfix/ldap/virtual_alias_maps.cf">ldap:/etc/postfix/ldap/virtual_alias_maps.cf</a>,
      <a class="moz-txt-link-freetext" href="ldap:/etc/postfix/ldap/virtual_alias_maps_mailforwarding.cf">ldap:/etc/postfix/ldap/virtual_alias_maps_mailforwarding.cf</a>,
      <a class="moz-txt-link-freetext" href="ldap:/etc/postfix">ldap:/etc/postfix</a> /ldap/virtual_alias_maps_sharedfolders.cf,
      <a class="moz-txt-link-freetext" href="ldap:/etc/postfix/ldap/mailenabled_distgroups.cf">ldap:/etc/postfix/ldap/mailenabled_distgroups.cf</a>,
      <a class="moz-txt-link-freetext" href="ldap:/etc/postfix/ldap/mailenabled_dynamic_distgroups.cf">ldap:/etc/postfix/ldap/mailenabled_dynamic_distgroups.cf</a><br>
      submission_sender_restrictions = reject_non_fqdn_sender,
      check_policy_service unix:private/submission_policy,
      permit_sasl_authenticated, reject<br>
      submission_recipient_restrictions = check_policy_service
      unix:private/submission_policy, permit_sasl_authenticated, reject
      <br>
      smtpd_recipient_restrictions = permit_mynetworks,
      permit_sasl_authenticated, reject_unauth_pipelining,
      reject_rbl_client <a href="http://zen.spamhaus.org">zen.spamhaus.org</a>, reject_non_fqdn_recipient,
      reject_invalid_helo_hostname, reject_unknown_recipient_domain,
      reject_unauth_destination, check_policy_service
      unix:private/recipient_policy_incoming, permit<br>
      <br>
      smtp_tls_security_level = may
      <br>
      submission_data_restrictions = check_policy_service
      unix:private/submission_policy
      <br>
      smtpd_tls_cert_file = /etc/pki/tls/private/localhost.pem
      <br>
      smtpd_tls_security_level = may
      <br>
      smtpd_sasl_auth_enable = yes
      <br>
      smtpd_sender_restrictions = permit_mynetworks,
      check_policy_service unix:private/sender_policy_incoming
      <br>
      <br>
      Has somebody any idea?<br>
      <br>
      Thanks in advance<br>
      <br>
      Roland<br>
      <br>
      <br>
      <br>
      Roland
      <br>
      <br>
    </div>
  

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