Try creating an SMTP connector for this domain. Configure it to use HELO
instead of EHLO [general tab].
John Fullbright
MOSMWNMTK
> Hi all,
>
> My Exchange 2000 Server decided to stop sending mail to some recipient
> domains. As expected, there are NO KB articles with information on this
> error, and no events are being thrown to the NT event logs (surprise).
>
> After looking at the SMTP logs, I see that the recipient server appears
> to be erroring out when the BDAT command is requested.
>
> The bounce and the SMTP logs listed below.
>
> Platform - Windows 2000 AS SP2 / Exchange 2000 Server SP1
>
> Thanks in advance. Maxon
>
> ----------------------------------
> Your message did not reach some or all of the intended recipients.
>
> Subject: subject line
> Sent: 8/15/2001 3:10 PM
>
> The following recipient(s) could not be reached:
>
> '[EMAIL PROTECTED]' on 8/15/2001 3:10 PM
> Your mail system could not find a way to successfully
> communicate with the destination system. Please notify your
> administrator.
> <exchange.server.com #5.5.0>
> -----------------------------------
> 2001-08-14 16:05:27 lmg02.affinity.com OutboundConnectionResponse
> SMTPSVC1 AVMAIL01 - 25 - - 250+(verified+local)+Ok 0 0 23 0 1562 SMTP
> 2001-08-14 16:05:27 lmg02.affinity.com OutboundConnectionCommand
> SMTPSVC1 AVMAIL01 - 25 BDAT - 38080+LAST 0 0 4 0 1562 SMTP
> 2001-08-14 16:05:28 lmg02.affinity.com OutboundConnectionResponse
> SMTPSVC1 AVMAIL01 - 25 - - 500+Syntax+error,+command+unrecognized 0 0 38
> 0 2437 SMTP=20
> -----------------------------------
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