Re: Valid adddresses only

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From: Lanwench [MVP - Exchange] (lanwench_at_heybuddy.donotsendme.unsolicitedmail.atyahoo.com)
Date: 02/07/04 

Date: Sat, 7 Feb 2004 11:47:45 -0500

But the mail isn't getting in because it isn't a valid address. Your mail
server is doing what it's supposed to, which is sending an NDR.

John Smith wrote:
> We use SBS 2000 and our ISP hosts our domain (vantagehouse.com) and
> forwards the SMTP mail.
>
> It all works well with various users all having email addresses
> abcd@vantagehouse.com etc.
>
> It doesn't take a genius spammer to work out that
> anything@vantagehouse.com is going to get through resulting in
>
> The following recipient(s) could not be reached:
> anyidiot@vantagehouse.com on 07/02/2004 02:56
> The e-mail account does not exist at the organization this message
> was sent to. Check the e-mail address, or contact the recipient
> directly to find out the correct address.
> <server1.vantagehouse.com #5.1.1>
>
> How can we configure Exchange so that it only lets through mail
> carrying a valid email address?
>
> Sorry if this is the dumbest question you have ever been asked and if
> I have transgressed protocols.
>
> Malcolm

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