Cordial saludo.. tengo varios días configurando un servidor postfix el cual, no puedo negarlo me ha maltratado mucho, pero despues de unos cuantos rounds unos cuantos ojos morados creo que llego la hora de ponerlo de frente a internet y que lo hagan una mierd...., se que depronto es abusar de ustedes que me han ayudado mucho, pero necesito otro favor si es posible a continuación adjunto la configuración de postfix (main.cf) les pido que si les sobra un poco de tiempo me indiquen que otras cosas se le pueden poner a la configuración para que quede mas seguro. cualquier sugerencia bienvenida es (incluyendo que le sobra) Jaime V queue_directory = /var/spool/postfix command_directory = /usr/sbin daemon_directory = /usr/lib/postfix mail_owner = postfix unknown_local_recipient_reject_code = 450 debug_peer_level = 2 debugger_command = PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin xxgdb $daemon_directory/$process_name $process_id & sleep 5 sendmail_path = /usr/sbin/sendmail newaliases_path = /usr/bin/newaliases mailq_path = /usr/bin/mailq setgid_group = maildrop html_directory = /usr/share/doc/packages/postfix/html manpage_directory = /usr/share/man sample_directory = /usr/share/doc/packages/postfix/samples readme_directory = /usr/share/doc/packages/postfix/README_FILES mynetworks = 127.0.0.0/8 mydomain = org myhostname = incubarcaribe.org biff = no mail_spool_directory = /var/mail canonical_maps = hash:/etc/postfix/canonical virtual_maps = hash:/etc/postfix/virtual relocated_maps = hash:/etc/postfix/relocated transport_maps = hash:/etc/postfix/transport sender_canonical_maps = hash:/etc/postfix/sender_canonical masquerade_exceptions = root masquerade_classes = envelope_sender, header_sender, header_recipient program_directory = /usr/lib/postfix inet_interfaces = all masquerade_domains = mydestination = $myhostname, localhost.$mydomain defer_transports = #disable_dns_lookups = yes relayhost = smtpd_sender_restrictions = hash:/etc/postfix/access smtpd_client_restrictions = smtpd_helo_required = no smtpd_helo_restrictions = strict_rfc821_envelopes = no smtpd_use_tls = no smtp_use_tls = no mailbox_size_limit = 0 message_size_limit = 10240000 smtp_sasl_auth_enable = no smtpd_sasl_auth_enable = yes smtpd_sasl_security_options = noanonymous smtpd_sasl_local_domain = $myhostname broken_sasl_auth_clients = yes smtpd_recipient_restrictions = permit_sasl_authenticated,permit_mynetworks,reject_unauth_destination mailbox_transport = lmtp:unix:/var/spool/postfix/public/lmtp mailbox_command = /usr/lib/cyrus/bin/deliver local_recipient_maps = debug_peer_level = 2 debugger_command = PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin xxgdb $daemon_directory/$process_name $process_id & sleep 5