Internal mailbox vs smtp email address. Check your check boxes make sure you are creating SMTP email addresses for all of the mail clients created. If you are the only one with your fingers in the soup it shouldn't be a problem. If there are more than one cook in the kitchen...Check the other chef's work.
P.S. Happy 230th Birthday to our Marine Friends today! Semper Fidelis, /ALE Eddie Albert, AFRPA/CIO-IT, Net Deity & Serf OFC (703) 696 - 5509 | CEL (703) 517-3855 [EMAIL PROTECTED] > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Luke Cassar > Sent: Tuesday, November 08, 2005 6:34 PM > To: Exchange Discussions > Subject: 550-Verification failed > > Hi All, > I thought I posted this yesterday, but cant seem to find it, > so if its duplicated or been deleted for some reason, please ignore. > > Basically we migrated a site from a linux mail system to an > exchange mail system. The exchange system (2003) has its own > dedicated internet connection, so when it went live, we > simply created all of the mailboxes from the linux system on > the 2003 system and changed the mx records for this companies > domains to point to the 2003 mail server. > > Mail started comming in and going out, no problems. > > A new user then started who was only created on the 2003 > exchange system. Most of their functionality is ok (can send > and recieve to most recipients) but some of them do not work. > > We get an 550 Verification failed error. Initially it was > different, and related to the MX2 failing to respond, so i > have since removed all traces of the old mail system from the > host records of their domains. In spite of this, the errors > still occur. > > There was a SMTP communication problem with the recipient's > email server. Please contact your system administrator. > <server01.local #5.5.0 smtp;550-Verification failed for > <[EMAIL PROTECTED]>> > > Its only happening sending to a handful of domains.. the > majority of email is ok. > > Any ideas would be appreciated. > _________________________________________________________________ > 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.
