No the message reaches to send mail server and when the Send Mail try to reach the Exchange Server generate the following report: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ The original message was received at Mon, 10 Jun 2002 15:37:14 GMT from [172.20.1.55] ----- The following addresses had permanent fatal errors ----- pruebacorreo@xxxxxxxxxxxxxxxxxx (expanded from: <pruebacorreo@xxxxxxxxxxxx>) ----- Transcript of session follows ----- ... while talking to exchg.cimex.com.cu.: >>> RCPT To:<pruebacorreo@xxxxxxxxxxxxxxxxxx> <<< 550 5.7.1 Unable to relay for pruebacorreo@xxxxxxxxxxxxxxxxxx 550 pruebacorreo@xxxxxxxxxxxxxxxxxxxxx User unknown Reporting-MTA: dns; mail.cimex.com.cu Received-From-MTA: dns; [172.20.1.55] Arrival-Date: Mon, 10 Jun 2002 15:37:14 GMT Final-Recipient: rfc822; pruebacorreo@xxxxxxxxxxxxxxxxx X-Actual-Recipient: rfc822; pruebacorreo@xxxxxxxxxxxxxxxxxx Action: failed Status: 5.1.1 Remote-MTA: dns; exchg.cimex.com.cu Diagnostic-Code: smtp; 550 5.7.1 Unable to relay for pruebacorreo@exchg. cimex.com.cu Last-Attempt-Date: Mon, 10 Jun 2002 15:37:15 GMT ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~ -----Original Message----- From: "[ExchangeList]" <exchangelist@xxxxxxxxxxxxx> Sent: Monday, June 10, 2002 5:31 PM To: "[ExchangeList]" <exchangelist@xxxxxxxxxxxxx> Subject: [exchangelist] RE: Problem with smart host http://www.MSExchange.org/ - Re-Vamped! When a mail is sent TO your organization it reaches directly to exchange server? -----Original Message----- From: Alan Leyva Acosta [mailto:alanleyva@xxxxxxxxxxxx] Sent: Monday, June 10, 2002 4:30 PM To: [ExchangeList] Subject: [exchangelist] Problem with smart host http://www.MSExchange.org/ - Re-Vamped! I have instaled an Exchange Server 2000, we configured the server to send all messages to a smart host (send mail, Unix), when I send a message outside the organization there is not problem, but when anybody write to a mailbox in my organization there is a problem and the destination recipient could not be reach. ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: robert@xxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') **************************************************************** This mail was content checked for malicious code and viruses by MailSecurity. MailSecurity provides email content checking, exploit detection and anti-virus for Exchange. Spam, viruses, dangerous attachments & offensive content are removed automatically. Key features include: Multiple virus engines; Email content & attachment checking; Exploit shield - email intrusion detection & defence; Email threats engine - analyses & defuses HTML scripts, .exe files & more. *************************************************************** In addition to MailSecurity, GFI also produces the FAXmaker fax server & LANguard network security product ranges. For more information on our products, please visit http://www.gfi.com This disclaimer was sent by Mail essentials for Exchange/SMTP. ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: alanleyva@xxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')