Rated 4 out of 5 stars

per Eero Volotinen el des. 13, 2010 ·

It looks very promising, but certificate issue is also a bit pain.

Anyway: this exchange url works with my exchange:
// URI format for setting up calendar:

https://myemail@address.com@myexchangeserver.com/EWS/Exchange.asmx for

// myemail@address.com is the username to log in the Exchange server.

This review is for a previous version of the add-on (0.11).