No! my email is server is not open relay because I have defined IP address range in exchange 5.5>connection>routing> routing restriction. If my email server is an open relay then mail should come back immediately but it returns email after 4 days -----Original Message----- From: Vin [mailto:vqazi@xxxxxxxxx] Sent: Monday, August 19, 2002 3:14 PM To: [ExchangeList] Subject: [exchangelist] Re: email problem http://www.MSExchange.org/ You messages are being rejected because your mail server is being considered a relay server. ----- Original Message ----- From: (CSC)Jawed Lashari <mailto:lashari@xxxxxxxxxx> To: [ExchangeList] <mailto:exchangelist@xxxxxxxxxxxxx> Sent: Sunday, August 18, 2002 11:41 PM Subject: [exchangelist] email problem http://www.MSExchange.org/ <http://www.MSExchange.org/> Hi list When I send email to one of my customers it comes back after 4 or 5 days with following transcript. My email server is working fine but I only mails from following users getting back Regards, Jawed This Message was undeliverable due to the following reason: The following destination addresses were unknown (please check the addresses and re-mail the message): SMTP <bilgrami@xxxxxxxxxxxxxxx> SMTP <farhan@xxxxxxxxxxxxxxx> Please reply to Postmaster@xxxxxxxxxxxxxxxxxx if you feel this message to be in error. ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: vqazi@xxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: lashari@xxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')