excange server features

[Wojciech Puchar]

> Does freebsd support features like shared folders, calendars, as MS exchange
> Server does?
> I use Windows and Exchange Server in LAN, but for extranet, the mail and
> web-aplications are running under Freebsd.
> It'd be great to have posibilities to build exchange like system on freebsd
> and sendmail.
> Did anyone hear something about exchange-like soft under freebsd?

if you need windows style environment, isn't using windows a better 
choice/