Re: blocking mail sent from <> (NULL Addresses)

[Chris Johnson]

On Fri, Sep 14, 2001 at 10:56:31AM -0700, Ian LeBlanc wrote:
> Someone is generating spam on my server and sending out from [EMAIL PROTECTED]
> the mail box [EMAIL PROTECTED] DOES NOT exist but the server sends it out
> anyways..
> 
> I am talking MILLIONS of emails... I can not track where they are generating
> the mail from but it is now causing us a lot of trouble as ISPs are starting
> to block our server and I in the meantime get hundred thousand bounce
> messages.
> 
> We are actually now considering changing MTAs because there seems to be no
> fix for what is going on and we see that as a problem.

You really can't tell where the mail is coming from? I find that hard to
believe. Why don't you look in your logs, find out who's doing it, and cut him
off?

Chris

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