The following example URL creates a calendar with the ID jdoe:newcal for the user jdoe, sets the name to New-Calendar, and the categories to business and work:
http:/calendarserver/createcalendar.wcap ?id=b5q2o8ve2rk02nv9t6 &calid=newcal &set_calprops=1 &name=New-Calendar &categories=business;work