[Postfixbuch-users] Lost connection after DATA

[Christian Garling]

Hallo zusammen,

dank logwatch ist mir aufgefallen, dass sich im mail.log etliche Meldungen
dieser Art tummeln:

lost connection after DATA (0 bytes)

Ist das "normal" oder bedenklich? Kann man dagegen was unternehmen?

Postconf -n:

alias_maps = hash:/etc/aliases
bounce_queue_lifetime = 3d
broken_sasl_auth_clients = yes
config_directory = /etc/postfix
content_filter = amavisfeed:[127.0.0.1]:10024
disable_vrfy_command = yes
html_directory = /usr/share/doc/postfix/html
mailbox_command = /usr/lib/dovecot/deliver
maximal_queue_lifetime = 3d
message_size_limit = 25600000
mydestination = localhost, localhost.$mydomain, $myhostname, $mydomain
mydomain = cg-networks.de
myhostname = mail.cg-networks.de
mynetworks = 127.0.0.0/8
myorigin = $mydomain
readme_directory = /usr/share/doc/postfix
smtp_tls_security_level = may
smtp_use_tls = yes
smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)
smtpd_data_restrictions = reject_multi_recipient_bounce
smtpd_recipient_restrictions = permit_mynetworks,                         
    reject_non_fqdn_sender,                        
reject_non_fqdn_recipient,          reject_unknown_sender_domain,         
                  reject_unknown_recipient_domain,                       
permit_sasl_authenticated,                  reject_unauth_destination,    
                          check_recipient_access
hash:/etc/postfix/role_accounts,                         check_helo_access
pcre:/etc/postfix/helo_checks,                            
check_sender_mx_access cidr:/etc/postfix/bogus_mx,                        
     check_policy_service inet:127.0.0.1:60000,                           
   reject_unauth_pipelining,                              
reject_non_fqdn_helo_hostname,                              
reject_invalid_helo_hostname,                              
reject_unknown_helo_hostname,                              
reject_unknown_client_hostname,                              
check_policy_service inet:127.0.0.1:12525
smtpd_sasl_auth_enable = yes
smtpd_sasl_path = private/auth
smtpd_sasl_type = dovecot
smtpd_tls_CAfile = /etc/ssl/certs/ca-certificates.crt
smtpd_tls_auth_only = yes
smtpd_tls_cert_file = /etc/postfix/ssl/postfix-cert.pem
smtpd_tls_key_file = /etc/postfix/ssl/postfix-key.pem
smtpd_tls_received_header = yes
smtpd_use_tls = yes
strict_rfc821_envelopes = yes
tls_random_source = dev:/dev/urandom

Gruß, Christian Garling