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<font face="Tahoma" size="2"><b>From:</b> mailscanner-bounces@lists.mailscanner.info [mailscanner-bounces@lists.mailscanner.info] On Behalf Of Mike Wilson [mwilson@cobasys.com]<br>
<b>Sent:</b> 11 June 2007 14:23<br>
<b>To:</b> MailScanner discussion<br>
<b>Subject:</b> RE: Exchange Conversion<br>
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<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">HEY, finally something I can contribute on :-)</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">-----------------------------------------------------------------------------------------------------------------</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">Question 1
<font face="Times New Roman" color="#000000" size="3">How to set up Mailscanner for pre-process inbound mail to Exchange.</font></font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"></span> </div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">I am currently using MailScanner as a MailScanner-Relay for MS-Exchange.</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">Basically I have MailScanner setup on a box that has 2 ethernet ports, 1 inside & 1 outside</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">for this example, my Exchange server is 10.1.1.15, MailScanner-Relay Inside address is 10.1.1.14, outside address is "1.1.1.2" the term "mydomain.com" is
of course your email domain name</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2"></font></span> </div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">Setup Default Route on your MailScanner-Relay server to use the "Outside" Ethernet Card</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">"Inside" address is connected to local LAN with Exchange Server on it</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">During base setup, besure to give a FQDN to your server eg: relay.mydomain.com</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">Be ready to create or have created the proper DNS records, Host, PTR, MX, etc have them set & pointed to the Outside IP Address</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2"></font></span> </div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">Setup MailScanner as basic as possible with no postfix or other mail options, then set the following entries...</font></span></div>
<span class="458173812-11062007"><font color="#0000ff" size="2">
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<div align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">In the /etc/mail/mailertable I have the following 2 entries:</font></span></div>
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<li>
<div align="left"><font face="Arial">mydomain.com smtp:[10.1.1.15]</font></font></span></div>
<span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2"></li><li>
<div align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">.mydomain.com smtp:[10.1.1.15]</font></span></div>
</li></ul>
</font></span></li><li>
<div align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">In the /etc/mail/access I have the following 2 entries:</font></span></div>
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<li>
<div align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">10.1.1.15 RELAY</font></span></div>
</li><li>
<div align="left"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2"><span class="458173812-11062007"><font face="Arial" color="#0000ff" size="2">To:mydomain.com RELAY</font></span></font></span></div>
</li></ul>
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<div dir="ltr" align="left"><span class="458173812-11062007"><font face="Arial" size="2">[Snip]</font></span></div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="arial" color="#0000ff" size="2"></font></span> </div>
<div dir="ltr" align="left"><span class="458173812-11062007"><font face="arial" color="#0000ff" size="2">Although if you want to cut down on your work on the MailScanner box its best to have postfix or sendmail or whatever running with some decent reject rules
and maybe use spamhaus and/or spamcop lists... The spamhaus list alone reduces the workload on our servers by 75%</font></span></div>
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