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RE: 451 4.4.0 Primary target IP address responded with: "421.4.2.1 Una
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Rene Frenger
Feb 14, 2008, 8:28:00 AM2/14/08
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Start the Troubleshooting Assistent and run the mailflow
troubleshooting, that hopefully helps.
troubleshooting, that hopefully helps.
--
Regards,
Rene Frenger
MCITP E2K7
MCP EX5.5, 2000, 2003
MCSE
"Kedar Bhide" wrote:
> Dear All,
>
> I am getting the following error message in Exchange 2007.
>
> 451 4.4.0 Primary target IP address responded with: "421.4.2.1 Unable to
> connect."
> Attempted failover to alternate host, but that did not succeed. Either there
> are no
> alternate hosts or delivery failed to all alternate hosts.
>
>
> If any one know the solution please reply.
>
> Regards,
>
> Kedar.S.Bhide
M3 PostMasters
Feb 14, 2008, 12:35:04 PM2/14/08
to
Can you telnet to the desired destination on port 25 from the hub transport
server?
server?
--
Richard Rodgers
M3 PostMasters
M3Post...@nospam.m3tg.com
M3 Technology Group
www.m3tg.com
"Kedar Bhide" <Kedar Bh...@discussions.microsoft.com> wrote in message
news:2EE23880-9111-450B...@microsoft.com...
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