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Error 554 SMTP  (Groupware Server 6.0)
Posted by jaime coronado on Wed Sep 22 2010 at 12:20:57 PM




Attached message cannot be delivered to these recipients: - '': 554 Transacti...

SMTP IP Filter  (Groupware Server 6.0)
Posted by Barry Kucher on Fri Dec 11 2009 at 9:19:33 PM

Does anyone use the IP filter for SMTP connections? Inadvertently I allowed smtp connections from unknown users (Open Relay) for a short period of time (2 hours). Even though I turned it off, I am s...

LNS Service Stopped  (Groupware Server 6.0)
Posted by Barry Kucher on Fri Mar 26 2010 at 11:24:57 PM

Have you checked your logs? I had the same issue, but rebooting still works for me. We just had an awful couple of days.

We are running Groupware on Server 2008. Once I updated Windows with all ...

521 Mail rejected - you are listed in Open Relay D  (602LAN SUITE 2004)
Posted by . . on Fri Mar 28 2008 at 11:14:50 AM

HI I migrated my mail server to new hardware and now my client can connect via outlook, but I get this error message

521 Mail rejected - you are listed in Open Relay Database (Open Relays) [FREE] ...

User unknown in relay recipient table  (602LAN SUITE 2004)
Posted by Eric Matthee on Fri Feb 8 2008 at 2:06:41 AM

Hi I get this massage when I want to send an e-mail to this specific e-mail address the e-mail did work as I did sent to this e-mail address before, What might be the problem?

Here is the returned ...

Problem in recieving Mails  (Groupware Server 6.0)
Posted by Trevor Bowden on Wed Jan 30 2008 at 9:40:03 PM

Hummmm sounds familiar
have you checked the other topic
Error 551 We do not relay

Error 551 We do not relay  (Groupware Server 6.0)
Posted by Peter Crown on Tue Jan 29 2008 at 6:09:45 PM

Problem is probably in your SMTP settings. Be sure, that you still have valid domain name here and do not have a checkmark on "Block if sender e-mail domain is not found in DNS'. No need to roll back ...

Unable to send mail  (Groupware Server 6.0)
Posted by Dick Harvey on Mon Feb 25 2008 at 10:36:02 AM

Just upgraded to 5.0. Unable to send mail. Getting This message could not be sent because one of the recipients was rejected by the server. server response 550 5.7.1 Unable to relay for (Address)

Install with MS .net framework 3?  (Groupware Server 6.0)
Posted by Trevor Bowden on Sun Nov 4 2007 at 6:27:42 AM

I installed the 30 version.
I looks good but after I migrated the files from 2004
Things started to go wrong, customer started ringing up saying their emails were bouncing back saying "we dont relay...

What is Unassigned sender SMTP addresses  (602LAN SUITE 2004)
Posted by Robert Smith on Thu Jun 14 2007 at 9:20:32 AM

in my experience, those could be relay attempts that failed. The problem is that data is sent/received so it has to be accounted for in some way to make the stats look right. It could also be that you...
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