they appear to be using some third party service for filtering, after contacting them and resending, its sending mail to different mail server (po3c11Sm003.symantecmail.net ) Jean-Paul Natola Network Administrator Information Technology Family Care International 588 Broadway Suite 503 New York, NY 10012 Phone:212-941-5300 xt 36 Fax: 212-941-5563 Mailto: [EMAIL PROTECTED]
________________________________ From: [EMAIL PROTECTED] on behalf of Albert Duro Sent: Sat 7/26/2008 11:21 To: Exchange Discussions Subject: Re: no such user Have you examined the headers of the original message for discrepancies in the 'From's? It's also possible that the other server has instituted new spam or RBL filters that target your server but not Hotmail. An RBL check is probably in order and should be done regularly anyway. Sending messages to [EMAIL PROTECTED] and [EMAIL PROTECTED] might tell you something useful. ----- Original Message ----- From: "Jean-Paul Natola" <[EMAIL PROTECTED]> To: "Exchange Discussions" <[email protected]> Sent: Friday, July 25, 2008 12:59 PM Subject: no such user Hi all, I have an odd one here, a user replied to a message sent to her from an external sender, it bounced back with a 550 "no such user here" I checked the logs and that was the reply from the server, I then sent that user a message from hotmail, still hasn't bounced back yet, when I look in my queue I see an entry for the domain in question, despite the fact that it does not have any message in the queue I just see "SMTP-con - domain.com (SMTP Connector) Jean-Paul Natola Network Administrator Information Technology Family Care International 588 Broadway Suite 503 New York, NY 10012 Phone:212-941-5300 xt 36 Fax: 212-941-5563 Mailto: [EMAIL PROTECTED] _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Web Interface: http://intm-dl.sparklist.com/read/?forum=exchange To subscribe: http://e-newsletters.internet.com/discussionlists.html/ To unsubscribe send a blank email to [EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] To unsubscribe via postal mail, please contact us at: Jupitermedia Corp. Attn: Discussion List Management 475 Park Avenue South New York, NY 10016 Please include the email address which you have been contacted with. _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Web Interface: http://intm-dl.sparklist.com/read/?forum=exchange To subscribe: http://e-newsletters.internet.com/discussionlists.html/ To unsubscribe send a blank email to [EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] To unsubscribe via postal mail, please contact us at: Jupitermedia Corp. Attn: Discussion List Management 475 Park Avenue South New York, NY 10016 Please include the email address which you have been contacted with. _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Web Interface: http://intm-dl.sparklist.com/read/?forum=exchange To subscribe: http://e-newsletters.internet.com/discussionlists.html/ To unsubscribe send a blank email to [EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] To unsubscribe via postal mail, please contact us at: Jupitermedia Corp. Attn: Discussion List Management 475 Park Avenue South New York, NY 10016 Please include the email address which you have been contacted with.
