postconf -n:

config_directory = /etc/postfix/out1
data_directory = /var/lib/postfix/out1
debug_peer_level = 2
default_destination_concurrency_limit = 50
disable_vrfy_command = yes
fallback_transport_maps = proxy:mysql:/etc/postfix/mysql/relay-fallback.cf
local_destination_concurrency_limit = 5
mail_owner = postfix-out1
mailbox_size_limit = 22020096
message_size_limit = 7340032
mydestination = localhost, localhost.$mydomain, localhost.$myhostname
mydomain = addcnet.com
myhostname = s811mib02.addcnet.com
myorigin = $myhostname
queue_directory = /mib/spool/postfix/out1
smtp_bind_address = 192.168.17.2
smtp_generic_maps = pcre:/etc/postfix/out1/rewrite_mails
smtpd_authorized_xforward_hosts = static:127.0.0.1
smtpd_banner = $myhostname MailInBlack-4.0.6.0 [OUT-1]
smtpd_recipient_restrictions = permit_mynetworks,     reject
syslog_name = postfix/out1
transport_maps = proxy:mysql:/etc/postfix/mysql/relay-primary.cf
unknown_local_recipient_reject_code = 550



Logs:
Apr  7 08:42:44 s811mib02 postfix/out1/smtpd[26783]: 7D1DB3880C1: client=localhost[127.0.0.1]
Apr  7 08:42:44 s811mib02 postfix/out1/cleanup[26788]: 7D1DB3880C1: message-id=<OFE283266E.CCB04BBA-ONC125786B.0024F684-C125786B.0024F68D@LocalDomain>
Apr  7 08:42:44 s811mib02 postfix/out1/qmgr[4615]: 7D1DB3880C1: from=<****@*****>, size=2827, nrcpt=1 (queue active)
Apr  7 08:42:45 s811mib02 postfix/out1/smtp[19561]: 7D1DB3880C1: to=<*****@*****.fr>, relay=sedep2.cleanmail.ch[195.141.89.214]:25, delay=0.68, delays=0.07/0.1/0.26/0.26, dsn=5.5.1, status=bounced (host sedep2.cleanmail.ch[195.141.89.214] said: 550 5.5.1 Protocol error (in reply to RCPT TO command))
Apr  7 08:42:45 s811mib02 postfix/out1/bounce[26787]: 7D1DB3880C1: sender non-delivery notification: 38EC43880B8
Apr  7 08:42:45 s811mib02 postfix/out1/qmgr[4615]: 7D1DB3880C1: removed