Try http://www.mailtraq.com/

I used it about 2003/4. Did a good job for me.

...Andy
olin_piclist@embedinc.com"Olin Lathrop" wrote:
> My ancient mail server machine crapped out a few days ago.  I cobbled
> together another machine from spare parts and the bone pile, which
> included reformatting the existing disk and installing a fresh copy of
> Windows 2000 (I've got lots of Win2000 licenses).
> 
> The SMTP server for receiving mail for the domain, associated POP3 server,
> queuing system, and system that does some custom things including running
> scripts triggered by certain mail messages is our own software and does
> what we want.  What I'm looking for is a means of sending mail to external
> addresses.  This software needs to contact a DNS server, do the MX lookup,
> and send messages via SMTP to the various target systems.  The internal
> interface to hand it mail messages can be just about anything, although
> most likely that will be via SMTP also.  Free is fine, but I have no
> problem paying for such software if it does what I want without problems.
> However, any commercial software must have a trial period of at least 14
> days because my experience is that there are a lot of gotchas and any
> software needs to be proven to work.  If it works fine for 14 days I'm
> happy to pay for it.
> 
> I've tried a few free programs already, but each has its problems.  One
> (don't remember the name) worked great but was limited to 10 messages/day
> although this was nowhere mentioned in the documentation.  That really
> pissed me off, and I'd like to avoid that vendor.  I wasn't entirely happy
> with the forwarding server in use before, so after 8 years or so it's time
> to look around again and hopefully find something better.
> 
> To summarize, here are the requirements:
> 
>   *  Must run on Windows 2000.
> 
>   *  Must NOT establish a server on ports 25 or 110, or must be
>      configurable to avoid those ports.
> 
>   *  Does not need security in accepting mail.  It will be behind a router
>      that will not expose its ports externally.
> 
>   *  May be free or commercial.  If not free, must have at least 14 day
>      free evaluation period.
> 
>   *  May use SMTP to receive mail to be forwarded, but may also require
>      some alternate interface, like running a executable per message.
> 
>   *  Does not need a queuing system, POP3 server, etc.  Just needs to
>      forward messages to MX machines of target domains.
> 
> Any suggestions?
> 
> ********************************************************************
> Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products
> (978) 742-9014.  Gold level PIC consultants since 2000.

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