If you want to make the groupwise web mail service more more accessible to your end users by only having to type in the simple URL address like http://webmail.yourcompany.com you have to include the html shown below in a files call index.html.
This file must be place in the linux directory /srv/www/htdocs/
<html>
<head>
<META HTTP-EQUIV="REFRESH" Content="0;url=http://webmail.yourcompany.com/gw/webacc">
</head>
<body>
</body>
</html>