RE: Exchange not able to deliver message

  • From: "John Tolmachoff \(Lists\)" <johnlist@xxxxxxxxxxxxxxxxxxx>
  • To: "'[ISAserver.org Discussion List]'" <isalist@xxxxxxxxxxxxx>
  • Date: Mon, 7 Jul 2003 13:55:14 -0700

It is definitely a connection problem whereby the receiving mail server
received the message, but the message received code never made it back to
the sending mail server.

Yes, the exchange board can help more on this, as I know what happened but
not how to fix.

Also, is there by chance a Cisco PIX firewall in the stream somewhere?

If so, have you heard of the SMTP fixup protocol problem?

John Tolmachoff MCSE CSSA
Engineer/Consultant
eServices For You
www.eservicesforyou.com


> -----Original Message-----
> From: Mark Hippenstiel [mailto:M.Hippenstiel@xxxxxxxxxxxx]
> Sent: Monday, July 07, 2003 1:33 PM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: Exchange not able to deliver message
> 
> http://www.ISAserver.org
> 
> 
> Oh yeah, the logfile-- forgot about that :) well it's very interesting.
> It shows a lot of digits and stuff like that. Do they mean anything? :)
> 
> But seriously, first thing I did was ask my provider, he eventually told
> me that the connection was interrupted. I had exactly the same thought
> hehe. I never heared of such a problem, so I figured it might have
> something to do with ISA.
> 
> Have a look at these logfile samples and tell me if they make sense to
> you John:
> 
> 195.14.234.41 OutboundConnectionResponse SNIFFER - 0 0 85 0 -
> 195.14.234.41 OutboundConnectionCommand SNIFFER - 0 0 4 0 -
> 195.14.234.41 OutboundConnectionResponse SNIFFER - 0 0 88 0 -
> 195.14.234.41 OutboundConnectionCommand SNIFFER - 0 0 8 0 -
> 
> 195.14.234.41 is the public smart host (authentication needed :) All log
> entries are virtually the same only differing in sc-bytes field.
> Of course I have the random relay test there, too.
> 
> I don't see any errors. Well maybe I should move this to the exchange
> newsgroup.
> 
> Thanks anyway.
> Mark
> 
> 
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