Hola a todos pueden ayudarme estoy implementando un server de correo con postfix, soy nuevo con este sistema de correos, y estoy teniendo problema para la autenticacion. Este es el main.cf de mi configuracion. alias_maps = hash:/etc/postfix/aliases broken_sasl_auth_clients = yes command_directory = /usr/sbin config_directory = /etc/postfix daemon_directory = /usr/libexec/postfix debug_peer_level = 2 html_directory = no inet_interfaces = all mail_owner = postfix mail_spool_directory = /var/spool/mail mailbox_size_limit = 10485760 mailq_path = /usr/bin/mailq manpage_directory = /usr/local/man message_size_limit = 8485760 mydomain = mrtg.wi-net.net myhostname = mail.wi-net.net newaliases_path = /usr/bin/newaliases queue_directory = /var/spool/postfix readme_directory = no relay_domains = $mydestination sample_directory = /etc/postfix sendmail_path = /usr/sbin/sendmail setgid_group = postdrop smtp_sasl_auth_enable = yes smtp_sasl_password_maps = hash:/etc/shadow smtpd_recipient_restrictions = permit_mynetworks,permit_sasl_authenticated,reject_unauth_destination smtpd_sasl_application_name = smptd smtpd_sasl_auth_enable = yes smtpd_sasl_local_domain = $myhostname smtpd_sasl_security_options = noanonymous unknown_local_recipient_reject_code = 550 Este es el error que me sale en el log Feb 15 15:07:09 mail postfix/smtpd[4413]: warning: SASL authentication problem: unable to open Berkeley db /etc/sasldb2: Bad file descriptor El archivo /etc/sasldb2 lo he creado con postmap /etc/sasldb2 -- "The network is the computer"