>From the Exch server, do an Nslookup on the domain in question. Check the MX record on the lookup.
-----Original Message----- From: roger [mailto:[EMAIL PROTECTED]] Sent: Thursday, December 20, 2001 7:33 AM To: Exchange Discussions Subject: Cant resolve some mails Hi I have a simple domain consisting of One Win2k Domain controller with Exchage 5.5, all has the latest service packs. I am finding that certail mails when sent from my users are getting stuck in the Intertnet mail service\Queeus Tab, when i check the detail they are as follows : [451 4.1.8 Domain of sender address ????.com does not resolve. Cheers _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]