John,

  Your explaination is appreciated!! Sorry that I was looking over the mole
hill at a mountain for an explaination here. And, the posting count
difference is explained by the infected computer sending out new list
infected E-mail every time their computer was restarted.

     Thank you,
                        Art


>From: John Lyon <[log in to unmask]>
>Reply-To: LISTSERV list owners' forum <[log in to unmask]>
>To: [log in to unmask]
>Subject: Re: Daily Monitoring Error Report- "Errors invalid"!!
>Date: Tue, 16 Dec 2003 11:21:16 -0500
>
> >      Listmembers,
> >
> >                                      List related ID, and E-mail
> > addresses have been altered below.
> > Looking for reasonable explaination regarding  "Daily Monitoring Error
> > Report" issued at 00:00:03, Dec. 15/03.
> >
> > Err First Last  Address
> > --- ----- ----- -------
> >   1 12/14 12/14 [log in to unmask]
> >                 Last error: 550 Host 'EMAIL2ME.COMMAIL.COM' Unknown
> >
> > My List is running on Listserv TCP/IP VM ver. 1.8D under CMC
> > (CMSprog=X'16').
> >
> > There were absolutely "NO" List postings between 12/12/03 at 16:34, and
> >
> > 12/15/03 at 05:20.
> >
> > "NO" subscriber from "COMMAIL.COM" domain has ever been a List member.
>"NO"
> > 5LUVVFUJ@*.* has ever been a List member. The "COMMAIL.COM" domain has
>been
> > blacklisted in several databases.
> >
> > List Header:
> >
> > PUT XXXXXX LIST PW=XXXXXXXXXX
> > * NNNNN  MMMMMMM OOOOO
> > * .HH ON
> > * Owner= [log in to unmask]
> > * Owner= quiet: [log in to unmask] (BBBBB CCCCCC)
> > * Owner= [log in to unmask] (XVVVV XDDDD)
> > * Attachments= No,Filter
> > * Auto-Delete= Yes,Full-Auto
> > * Daily-Threshold= 100,8
> > * Default-Options= Repro,Subjecthdr
> > * Default-Topics= OTHER
> > * Digest= Yes,Same,Daily,22
> > * Editor= [log in to unmask]
> > * Editor-Header= No
> > * Errors-To= Owner
> > * Files= No
> > * Language= NoHTML
> > * Mail-Via= Distribute
> > * Notebook= Yes,n,Weekly,Owner
> > * Notify= Yes
> > * Reply-To= List,Respect
> > * Review= Owner
> > * Send= (LIST NAME)
> > * SizeLim= 150
> > * Stats= Normal,Owner
> > * Subject-Tag= XXXXX
> > * Subscription= By Owner
> > * Topics= ZZZZX,TEST
> > * Validate= No
> > * .HH OFF
> >
> > My concern here is how and why is this error being generated through my
> > host mail server and Listserv??
>
>1. Spammer sends message to the xxx list with a non-existent From:
>2. LISTSERV responds with "you are not allowed to post to this list"
>3. Non-existent address bounces.
>4. Since the message and response was for the xxx list, LISTSERV records
>    the fatal bounce for xxx list.
>

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