Hi, i have Virtual Users And Domains With Postfix, Courier, MySQL And SquirrelMail (Fedora 10). From webmail i can send mail but from outlook i can't send mail. Outlook message is Code: 554 5.7.1 <[email protected]>: Relay access denied Maillog: Code: Aug 7 16:45:31 abtera postfix/smtpd[32763]: warning: 217.30.65.2: address not listed for hostname mail.abtera.cz Aug 7 16:45:31 abtera postfix/smtpd[32763]: connect from unknown[217.30.65.2] Aug 7 16:45:31 abtera postfix/smtpd[32763]: NOQUEUE: reject: RCPT from unknown[217.30.65.2]: 554 5.7.1 <[email protected]>: Relay access denied; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<honzanb> Aug 7 16:45:35 abtera postfix/smtpd[32763]: disconnect from unknown[217.30.65.2]