Lion Server contains a calendaring service based on several open source initiatives, mainly the Calendar Server Extensions for WebDAV (CalDAV) calendaring protocol. The iCal service uses HTTP for access to all of its files. Users who want to use the calendaring service can take advantage of several handy features:
• Scheduling rooms or items that can be checked out, such as projectors
• Enabling access control for delegation of scheduling and/or restricted viewing of your calendar(s)
• Allowing multiple calendars per user
• Permitting the attachment of files to events
• Sending invitations to events, regardless of whether or not the recipient is a user on the iCal server
• Checking to see if users or meeting locations are ...