The sending server is showing 205.223.147.142 to the world when it connects. No, you don't have rDNS setup on that IP, I just checked it. Set that up or set your two servers to PAT out of your firewall to the same IP.
> -----Original Message----- > From: [EMAIL PROTECTED] [mailto:bounce- > [EMAIL PROTECTED] On Behalf Of Wohlgemuth, Mike > Sent: Thursday, August 28, 2008 4:02 PM > To: Exchange Discussions > Subject: reverse dns lookup > > I have a teacher on one Ex 2003 sp2 Back end server who is getting an > error when sending to a parent ... however when another teacher on a > different back end server sends to the same parent the email goes > through ... both servers send directly to the internet ... > > It says that we do not have a reverse dns on this server, but we do ... > > What is going on here? > > Here is the error ... > > Your message did not reach some or all of the intended recipients. > > Subject: test > Sent: 8/27/2008 1:17 PM > > The following recipient(s) cannot be reached: > > [EMAIL PROTECTED] on 8/27/2008 1:17 PM > The e-mail address could not be found. Perhaps the > recipient moved to a different e-mail organization, or there was a > mistake in the address. Check the address and try again. > <bes5.prod.leon.k12.fl.us #5.1.8 smtp;550 5.1.8 sender IP > must have reverse lookup (DNS PTR); ip 205.223.147.142> > > > > _________________________________________________________________ > 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 leave-44530322- > [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.
