Gabriele Di Giambelardini wrote:
Ok, excuse me.
Now I post my postconf -n:
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases,ldap:aliases
config_directory = /etc/postfix
debug_peer_level = 2
default_destination_concurrency_limit = 50
double_bounce_sender = postmaster
forward_path = $home/.forward
home_mailbox = Maildir/
inet_interfaces = $myhostname,localhost
local_recipient_maps = unix:passwd.byname
local_transport = local
mail_owner = postfix
mydestination = $myhostname, localhost.localdomain, localhost.localdomain,
localhost
myhostname = hosting.pippo.it
mynetworks = 127.0.0.0/8, 192.168.1.0/24, 192.168.2.0/24
myorigin = $myhostname
queue_directory = /var/spool/postfix
relayhost = 192.168.1.4
smtpd_restriction_classes = local_only
unknown_local_recipient_reject_code = 550
virtual_alias_maps = ldap:aliases
virtual_gid_maps = static:1003
virtual_mailbox_base = /var/vmail
virtual_mailbox_domains = ldap:domains
virtual_mailbox_maps = ldap:mailbox
virtual_minimum_uid = 500
virtual_transport = virtual
virtual_uid_maps = static:1002
as you can see, there are no smtpd_*_restrictions, probably because of a
typo in your main.cf (restrictsionS is plural). but don't fix the typo.
use smtpd_sender_restrictions as I suggested.