Ok thank you, for other domains outside , my smtp server sends "from=<tgar...@clickonline.es>" does send <> but for domain futturviaggi.it yes
what happens? see log FAIL Jul 17 15:32:34 smtp1 postfix/smtpd[8375]: connect from csvrmail2.clickonline.local[213.27.204.244] Jul 17 15:32:35 smtp1 postfix/smtpd[8375]: 6C9672600EC: client=csvrmail2.clickonline.local[213.27.204.244] Jul 17 15:32:35 smtp1 postfix/cleanup[8377]: 6C9672600EC: message-id=<BB8992133D51074DB1C63044F31263681B8788E8B6@csvrmail2> Jul 17 15:32:35 smtp1 postfix/qmgr[8356]: 6C9672600EC: from=<tgar...@clickonline.es>, size=2942, nrcpt=1 (queue active) Jul 17 15:32:35 smtp1 postfix/smtpd[8375]: disconnect from csvrmail2.clickonline.local[213.27.204.244] Jul 17 15:32:53 smtp1 postfix/smtp[8393]: 6C9672600EC: to=<charter...@futurviaggi.it>, relay=mx.futurviaggi.it[62.149.128.160]:25, delay=18, delays=0.15/0.02/0.16/18, dsn=5.1.0, status=bounced (host mx.futurviaggi.it[62.149.128.160] said: 550 5.1.0 bSZT1j03H0XamjW01SZTwR dominio non valido / invalid domain (in reply to MAIL FROM command)) Jul 17 15:32:54 smtp1 postfix/cleanup[8377]: 0769B260100: message-id=<20120717153254.0769b260...@smtp1.clickonline.es> Jul 17 15:32:54 smtp1 postfix/qmgr[8356]: 0769B260100: from=<>, size=4993, nrcpt=1 (queue active) Jul 17 15:32:54 smtp1 postfix/bounce[8394]: 6C9672600EC: sender non-delivery notification: 0769B260100 Jul 17 15:32:54 smtp1 postfix/qmgr[8356]: 6C9672600EC: removed OK Jul 17 15:33:47 smtp1 postfix/smtpd[8375]: connect from csvrmail2.clickonline.local[213.27.204.244] Jul 17 15:33:47 smtp1 postfix/smtpd[8375]: ED4D72600EC: client=csvrmail2.clickonline.local[213.27.204.244] Jul 17 15:33:48 smtp1 postfix/cleanup[8377]: ED4D72600EC: message-id=<BB8992133D51074DB1C63044F31263681B8788E8B8@csvrmail2> Jul 17 15:33:48 smtp1 postfix/qmgr[8356]: ED4D72600EC: from=<tgar...@clickonline.es>, size=2930, nrcpt=1 (queue active) Jul 17 15:33:48 smtp1 postfix/smtpd[8375]: disconnect from csvrmail2.clickonline.local[213.27.204.244] Jul 17 15:33:48 smtp1 postfix/smtp[8393]: ED4D72600EC: to=<specc...@informaticabrunete.es>, relay=informaticabrunete.es[91.199.120.12]:25, delay=0.67, delays=0.17/0/0.12/0.38, dsn=2.0.0, status=sent (250 OK id=1Sr8rJ-0001Be-2Q) Jul 17 15:33:48 smtp1 postfix/qmgr[8356]: ED4D72600EC: removed My configurations csvrmail2.clickonline.local (define in /etc/hosts) it's exchange server with connector to smtp1.clickonline.es postconf -n alias_database = hash:/etc/aliases alias_maps = hash:/etc/aliases append_dot_mydomain = no biff = no config_directory = /etc/postfix inet_interfaces = all local_transport = error:local mail delivery is disabled mailbox_size_limit = 0 mydestination = $myhostname, localhost.$mydomain, $mydomain mydomain = localhost myhostname = smtp1.clickonline.es mynetworks = 127.0.0.0/8 csvrmail2.clickonline.local myorigin = $mydomain readme_directory = no recipient_delimiter = + relay_domains = $mydestination clickonline.es e-surland.com imagineclick.com surland.com insurtravel.com liutravel.es relay_recipient_maps = hash:/etc/postfix/relay_recipients relayhost = smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU) smtpd_tls_cert_file = /etc/ssl/certs/ssl-cert-snakeoil.pem smtpd_tls_key_file = /etc/ssl/private/ssl-cert-snakeoil.key smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache smtpd_use_tls = yes transport_maps = hash:/etc/postfix/transport more /etc/postfix/relay_recipients @e-surland.com OK @clickonline.es OK @liutravel.es OK @imagineclick.com OK more /etc/postfix/transport e-surland.com relay:[smtp0.e-surland.com] clickonline.es relay:[smtp0.e-surland.com] imagineclick.com relay:[smtp0.e-surland.com] liutravel.es relay:[smtp0.e-surland.com] surland.com.com relay:[smtp0.e-surland.com] insurtravel.com relay:[smtp0.e-surland.com] -----Mensaje original----- De: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] En nombre de Wietse Venema Enviado el: martes, 17 de julio de 2012 14:23 Para: Postfix users Asunto: Re: invalid domain (in reply to MAIL FROM command)) Tomas Garijo (Click): > Jul 16 13:01:28 smtp1 postfix/qmgr[936]: AC7442600BD: from=<>, > size=4982, nrcpt=1 (queue active) If the remote mail server rejects mail from <>, then it does not fully implement the SMTP protocol. Meanwhile, you need to find out why YOUR machine is sending such mail. Perhaps you are accepting mail for users that don't exist? Don't do that. Your system will be blacklisted. Wietse