Bonjour,
Novice sous linux, j’éssaye de monter un serveur de messagerie sous Debian 4 etch.
J’ai donc installé Postfix, procmail, courier-imap, clamav, spamassassin et trashscan.
Tout semble fonctionner mais quand j’éssaye d’envoyer des mail en local ou à partir d’autres postes, les mails partent mais n’arrivent nul part… 
J’ai pas de message d’erreur…, ca semble fonctionner…
voila mon fichier main.cf :
See /usr/share/postfix/main.cf.dist for a commented, more complete version
Debian specific: Specifying a file name will cause the first
line of that file to be used as the name. The Debian default
is /etc/mailname.
#myorigin = /etc/mailname
smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
biff = no
appending .domain is the MUA’s job.
append_dot_mydomain = no
Uncomment the next line to generate “delayed mail” warnings
#delay_warning_time = 4h
TLS parameters
smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem
smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key
smtpd_use_tls=yes
smtpd_tls_session_cache_database = btree:${queue_directory}/smtpd_scache
smtp_tls_session_cache_database = btree:${queue_directory}/smtp_scache
See /usr/share/doc/postfix/TLS_README.gz in the postfix-doc package for
information on enabling SSL in the smtp client.
mydomain = intra.mondomaine.fr
myhostname = intra.mondomaine.fr
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
myorigin = /etc/mailname
mydestination = $intra.mondomaine.fr, mondomaine.fr, localhost.$mondomaine.fr, , localhost
relayhost =
mynetworks = 127.0.0.0/8, 172.16.0.0/20
mailbox_command = /usr/bin/procmail -Y -a $mondomaine.fr
mailbox_size_limit = 0
recipient_delimiter = +
inet_interfaces = all
home_mailbox = Maildir
et le fichier .procmailrc
SHELL=/bin/bash
MAILDIR=$HOME/Maildir/
DEFAULT=$MAILDIR
ORGMAIL=$MAILDIR
LOCKFILE=$HOME/lockfile.lock
ASSASSINLOCK=$HOME/assassin.lock
DEFAULT=$HOME/Maildir/
JUNKMAIL=$HOME/Maildir/.junkmail/
TRASH=$HOME/Maildir/.Trash
NEWBIE=$HOME/Maildir/.LinuxNewbie/
EXPERT=$HOME/Maildir/.LinuxExpert/
VIRUS=$HOME/Maildir/.virus/
BITBUCKET=/dev/null
LOGFILE=/var/log/procmailrc.log
VERBOSE=yes
LOGABSTRACT=all
Filtres de courrier
:0
- ^To:.*spam@intra.mondomaine.fr
- < 256000
{
:0c: spamassassin.spamlock
| sa-learn --spam
:0
$KUNKMAIL
}
:0 - ^To:.*postmaster@intra.mondomaine.fr
- < 256000
{
:0c: spamassassin.hamlock
| sa-learn --ham
:0
$TRASH
}
#TrashScan
:0 - multipart
- !^X-Virus-Scan:
| /usr/local/bin/trashscan
:0 - ^X-Virus-Scan: Suspicious
$virus
:0 : - ^Sender: newbie-owner
$NEWBIE
Voila, à noté que j’avais éssayé la même chose sans clamav, spamassassin et trashscan et que ca marchait bien. Mais bon. 
Je suis perdu, vous pouvez m’aider ?