Re: Ex2K3 Repeated inbound SMTP failure (timeout) from specific do

Tech-Archive recommends: Repair Windows Errors & Optimize Windows Performance

From: Laith Hattab (LaithHattab_at_discussions.microsoft.com)
Date: 01/05/05 

Date: Wed, 5 Jan 2005 08:43:05 -0800

Hi Ben
SMTP logging is on, fail to receive from one domain, mail server is behind
ISA here is the session info
MAILSERVER is the name of my server

JO00-Internet.arabbank.com.jo SMTPSVC1 MAILSERVER 10.0.0.252 0 EHLO -
+JO00-Internet.arabbank.com.jo 250 0 317 34 0 SMTP
JO00-Internet.arabbank.com.jo SMTPSVC1 MAILSERVER 10.0.0.252 0 MAIL -
+FROM:<Waleed.Qassem@arabbank.com.jo> 250 0 54 52 0 SMTP
JO00-Internet.arabbank.com.jo SMTPSVC1 MAILSERVER 10.0.0.252 0 RCPT -
+TO:<haimour@sedco-online.com> 250 0 0 34 438 SMTP
|
10 min.
|
JO00-Internet.arabbank.com.jo SMTPSVC1 MAILSERVER 10.0.0.252 0 TIMEOUT -
JO00-Internet.arabbank.com.jo 121 4261412874 38 15 630266 SMTP
JO00-Internet.arabbank.com.jo SMTPSVC1 MAILSERVER 10.0.0.252 0 QUIT -
JO00-Internet.arabbank.com.jo 240 632922 38 15 630266 SMTP

i cannot telnet JO00-Internet.arabbank.com.jo which is the sending server
Thx
Laith

"Ben Winzenz [Exchange MVP]" wrote:

> Do you have SMTP protocol logging turned on? Can you post the applicable
> session information? How many domains are failing? You said specific
> domains, but are there quite a few? Basically, you need to find out if your
> server is issuing the OK after the RCPT TO: information is validated. You
> also might want to find out what type of mail server the remote sending
> server is running.
>
> --
> Ben Winzenz
> Exchange MVP
>
>
> "Laith Hattab" <Laith Hattab@discussions.microsoft.com> wrote in message
> news:BD4C8C45-4E78-4A0A-A2D6-7AECEBAB9126@microsoft.com...
> > HI
> >
> > I have EX2K3 on Win2K3 machine, we dont receive emails from specifis
> > domains
> > due to SMTP failure (time out) the sending domain goes throug the Elho and
> > mail from and mail to commands and hangs there after 10 minutes SMTP
> > timesout
> > and quits the sessoin. the email is not sent to the local user and the
> > server
> > does not send an NDR.
> > can someone please help me out with this.
> > Thx
> > Laith
>
>
>

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