I hope someone can help me im a newbie and this has been driving me nuts. Im using postfix with centos and comcast as isp. Here is my error: Mar 22 13:10:44 servix postfix/smtpd[2947]: C220742503A1: client=smtpauth04.prod.mesa1.secureserver.net[64.202.165.95] Mar 22 13:10:45 servix postfix/cleanup[2950]: C220742503A1: message-id=<[email protected]> Mar 22 13:10:45 servix postfix/qmgr[2927]: C220742503A1: from=<[email protected]>, size=3008, nrcpt=1 (queue a$ $iftboundgifts.com>, relay=none, delay=0.41, delays=0.41/0/0/0, dsn=4.0.0, status=SOFTBOUNCE (No local mail delivery) Mar 22 13:10:45 servix postfix/smtpd[2947]: disconnect from smtpauth04.prod.mesa1.secureserver.net[64.202.165.95 here is my postconf -n alias_maps = hash:/etc/aliases command_directory = /usr/sbin config_directory = /etc/postfix daemon_directory = /usr/libexec/postfix debug_peer_level = 2 debug_peer_list = 127.0.0.1 home_mailbox = Maildir/ html_directory = no inet_interfaces = all inet_protocols = all local_recipient_maps = unixasswd.byname $alias_maps local_transport = error:No local mail delivery mail_owner = postfix mailbox_command = /usr/bin/procmail-wrapper -o -a $DOMAIN -d $LOGNAME mailq_path = /usr/bin/mailq.postfix manpage_directory = /usr/share/man mydestination = mail.giftboundgifts.com, localhost.localdomain, localhost, giftboundgifts.com myhostname = mail.giftboundgifts.com mynetworks = 127.0.0.0/8, 192.168.1.0/24 newaliases_path = /usr/bin/newaliases.postfix queue_directory = /var/spool/postfix readme_directory = /usr/share/doc/postfix-2.3.3/README_FILES relay_domains = $mydestination relayhost = smtp.comcast.net:587 sample_directory = /usr/share/doc/postfix-2.3.3/samples sendmail_path = /usr/sbin/sendmail.postfix setgid_group = postdrop smtp_sasl_auth_enable = yes smtp_sasl_password_maps = hash:/etc/postfix/saslpass smtp_sasl_security_options = smtpd_banner = $myhostname ESMTP soft_bounce = yes unknown_local_recipient_reject_code = 550 virtual_alias_maps = hash:/etc/postfix/virtual