Make the necesary directories under /etc/e-smith/templates-custom/ and do the follow
cp /etc/e-smith/templates/etc/httpd/conf/httpd.conf/VirtualHosts/30WebmailAliases /etc/e-smith/templates-custom/etc/httpd/conf/httpd.conf/VirtualHosts
Then edit lines 9 and 10 of 30WebmailAliases you copy located under "template-custom" structure.
The expand and restar httpd
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