554 5.4.4 SMTPSEND.DNS.NonExistentDomain; nonexistent domain

We have 2 Exchange 2007 SP2 CCR with 2 Exchange 2007 SP2 Hub/CAS NLB inside Corporate LAN & a Exchange 2007 SP2 Edge Server in DMZ. Users are randomly receiving 554 5.4.4 SMTPSEND.DNS.NonExistentDomain; nonexistent domain when they are sending ...

Message posted on the February 19th, 2011 - 2:06 AM ET

Smtpsend log and incorrect time

Hallo We are using an English version of exchange 2007 running on an English Windows 2008 member server. We are located in Germany so the system locals are set to German (time, currency etc). The computers handle daylight saving time without any ...

Message posted on the October 29th, 2009 - 10:57 AM ET

MSExchangeTransport SMTPSend & MSExchangeTransport SMTP Receive

All - If I wanted to get an idea of how many SMTP requests were processed in one day, are the following counters the best metric to use? These will cover both Exchange bound and Internet bound messages, correct? MSExchangeTransport SMTPSend ...

Message posted on the April 10th, 2009 - 4:49 PM ET

Requested #550 5.3.4 SMTPSEND.OverAdvertisedSize; message size exceeds fixed maximum size ##

Hello, I am having difficulty with this one. File is about 7MB. Source External to Internal I have a test environment set up, and of course it works with defaults. I inherited this server. I checked adsiedit and the settings are the same as ...

Message posted on the April 22nd, 2009 - 8:07 AM ET

Configure Exchange 2007 not to send NDR and Reject e-mails

Hi, How do i configure Exchange 2007 not to received e-mails from a blank sender. All these e-mails are SPAM. The Exchange queue is full of NDR from the hostmaster to hundreds of blank senders from hundreds of domains. I want to also configure ...

Message posted on the July 16th, 2009 - 3:37 AM ET

554 email error

I have recently upgrade from SBS 2003 to SBS 2008. Everything is working, except we cannot email to one specific domain with error. #554 5.4.4 SMTPSEND.DNS.MxLoopback; DNS records for this domain are configured in a loop ## I have scavenged the ...

Message posted on the April 7th, 2010 - 10:28 AM ET

DNS Error

Why would Exchange 2007 throw this error for one user multiple times in one day to email addresses that are all known good? How can I test this issue? Diagnostic information for administrators: Generating server: exchange.exchange.com ...

Message posted on the January 21st, 2009 - 10:58 AM ET

smtpsend