How to make sharepoint calendar as outlook default calendar?

Hi all!

I have sherepoint 2010 in standalone mode, without AD services, and pop3-smtp server on Linux. I want to use sharepoint group calendar as default calendar in outlook 2010 (oweraly is not a solution).

I need following:

When I create tast or calendar event in outlook (when I have both calendars - Outlook default and sharepoint) in correct calendar and send it via e-mail, resepient receives this event in outlook default calendar, and Not in sharepoint. I need to reveive event in correct calendar.

Any solution?

Thanks in advance.