RE: duplicate emails

Tech Tip: Click here to run a free scan for Windows Errors and optimize PC performance

Hi
It can be a communication error, if you download a message from your ISP and
the mailbox didn’t get a confirmation that you download the message
successfully,
Mail software will download the message again until he get an confirmation



--




"Dabbler" wrote:

> Last friday 6/3 4:30pm one of our users sent out an email with 1170 addresses
> (admittedly inadvisable) in the to: field using Outlook and ISP SMTP server.
> A few minutes after that recipients in the to: field began receiving large
> numbers of duplicates of this email. We determined that the duplicates were
> coming from a handful of Exchange Server 2003 with domains in the recipient
> list. The flood of duplicates tapered off on Tuesday but resumed with a
> vengeance on 6/10 at 9:30pm.
>
> One of the recipient's techs said he detected Exchange Server generating
> emails from a fictitious node. He claimed MS Support told him deleting the
> SMTP instance (e.g. mydomain)and recreating it would remedy the problem. He
> did so, the emails stopped from his server but resumed later with his newly
> created instance name (e.g. mydomain.local).
>
> We are not using Exchange, but Outlook directly to ISP's SMTP. So I have no
> idea what might be causing this other than the odd to: field, and no idea how
> to stop it. The bounces we are getting from mailer-daemons indicated a host
> of causes, mostly invalid header length; date too long, invalid address etc.
>
> Our clients are up in arms, the Blackberry users are livid and I could use
> any and all suggestions on how to deal with this. The Exchange users are
> typically small businesses without in house expertise and reluctant to pay
> consultants to trouble shoot this.
>
> Is there an easy way to set up a filter on the outbound queues to kill this
> email based on subject line? If this is possible I could notify the Exchange
> Server owners about it.
>
> Thanks for any suggestions!
>
> "Please ELP!"
> Lelu, The Fifth Element
>
>
.

Relevant Pages

  • Re: EXCHANGE2000-KB928225x86-ENU.exe Re: Exchange 2000 DST 2007 CDO patch options
    ... I think we are going to skip the patch. ... so other like you & me can download in ... I hesitate to install this patch on our production server. ... I downloaded the Exchange 2000 hotfix for Exchange 2000 DST ...
    (microsoft.public.exchange2000.admin)
  • Re: Success transferring PST file information from Outlook to Entourage
    ... I think you might do better configuring your Exchange ... Entourage to access the server. ... Set the IMAP account to download complete ...
    (microsoft.public.mac.office.entourage)
  • Re: Duplicate email
    ... >> Exchange mailbox, you aren't downloading mail from it. ... > I have a dyndns account pointing to my public IP- the account is set ... > directly at my server which is called server. ... Download one of the update clients from dyndns.org, ...
    (microsoft.public.exchange.setup)
  • Re: Exchange Disaster Recovery Server
    ... The backup server is setup also in the lab so I ... >>> The Microsoft Exchange Server computer is not available. ... >>> Microsoft Exchange Server Information Store ...
    (microsoft.public.exchange2000.admin)
  • Exchange 2003 SP1 periodicaly losses connection to active directory for about 30 minutes
    ... We have active directory in two servers but the mail server fails to ... the promotion of the server to active directory the exchange was up. ... After a Domain Controller is promoted to a Global Catalog, ...
    (microsoft.public.exchange.connectivity)