Index: main/war/resources/help/tasks/mailer/smtp-port.html
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--- main/war/resources/help/tasks/mailer/smtp-port.html	(revision 0)
+++ main/war/resources/help/tasks/mailer/smtp-port.html	(revision 0)
@@ -0,0 +1,3 @@
+<div>
+  Port number for the mail server. Leave it empty to use the default port for the protocol.
+</div>
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