whatever) that all outbound mail be sent to an SMTP relay or forwarder.
To configure this
functionality, simply enter the domain name or IP address of your relay
-as a 'smart-host' entry.</p>
+as a 'smart-host' entry. If your relay server is running on a port other
+than the standard SMTP port 25, you can also specify the port number
+using "host:port" syntax; i.e. <tt>relay99.myisp.com:2525</tt></p>
<p><b>directory:</b> a domain for which you are participating in
directory services across any number of Citadel nodes. For example, if
users who have addresses in the domain <tt>citadel.org</tt> are spread