If you can find an rpm to easily install an IMAP server them you could install Squirrel Mail. It is really simple to setup just follow the README/INSTALL.
> > Well, I wondered how hard it was. If there was an RPM which just did it, > I'd give it a go. Otherwise I'll just set up a cron to dump her > /var/spool/mail file to the company account once a day. >
