mis archivos de configuracion son estos: /etc/postfix/main.cf
# See /usr/share/postfix/main.cf.dist for a commented, more complete version setgid_group = postdrop smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU) biff = no # appending .domain is the MUA's job. append_dot_mydomain = no # Uncomment the next line to generate "delayed mail" warnings delay_warning_time = 4h command_directory = /usr/sbin daemon_directory = /usr/lib/postfix program_directory = /usr/lib/postfix myhostname = correo alias_maps = hash:/etc/aliases alias_database = hash:/etc/aliases mydestination = correo, localhost.localdomain, localhost.localdomain, localhost$myorigin = $mydomain mynetworks = 127.0.0.0/8, xxx.xx.x.0/24 mailbox_command = procmail -a "$EXTENSION" mailbox_size_limit = 0 recipient_delimiter = + local_recipient_maps = mailbox_transport = lmtp:unix:/var/run/cyrus/socket/lmtp smtp_sasl_auth_enable = no smtpd_sasl_auth_enable = yes smtpd_sasl_local_domain = correo #smtpd_recipient_restrictions = # permit_mynetworks, # permit_sasl_authenticated, # reject_unauth_destination smtpd_sasl_security_options = noanonymous ******************************************************************** y el /etc/postfix/master.cf # ========================================================================== # service type private unpriv chroot wakeup maxproc command + args # (yes) (yes) (yes) (never) (100) # ========================================================================== smtp inet n - - - - smtpd #submission inet n - - - - smtpd # -o smtpd_etrn_restrictions=reject #628 inet n - - - - qmqpd pickup fifo n - - 60 1 pickup cleanup unix n - - - 0 cleanup qmgr fifo n - - 300 1 qmgr #qmgr fifo n - - 300 1 oqmgr rewrite unix - - - - - trivial-rewrite bounce unix - - - - 0 bounce defer unix - - - - 0 bounce trace unix - - - - 0 bounce verify unix - - - - 1 verify flush unix n - - 1000? 0 flush proxymap unix - - n - - proxymap smtp unix - - - - - smtp relay unix - - - - - smtp # -o smtp_helo_timeout=5 -o smtp_connect_timeout=5 showq unix n - - - - showq error unix - - - - - error local unix - n n - - local virtual unix - n n - - virtual lmtp unix - - n - - lmtp anvil unix - - n - 1 anvil maildrop unix - n n - - pipe flags=DRhu user=vmail argv=/usr/local/bin/maildrop -d ${recipient} uucp unix - n n - - pipe flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient)ifmail unix - n n - - pipe flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient) bsmtp unix - n n - - pipe flags=Fq. user=bsmtp argv=/usr/lib/bsmtp/bsmtp -d -t$nexthop -f$sender $recip$scalemail-backend unix - n n - 2 pipe flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store ${nexthop}$ ***************************************************************************************** Si necesitan algun otro archivo diganme. y gracias de nuevo