REPORT /egroupware/groupdav.php/principals/groups/Default/ HTTP/1.1
Host: ralfsmacbook.local
User-Agent: CalendarStore/5.0.3 (1204.1); iCal/5.0.3 (1605.3); Mac OS X/10.7.4 (11E53)
Content-Length: 724
Accept: */*
Accept-Language: de-de
Content-Type: text/xml
Authorization: Basic cmFsZjpzZWNyZXQ=
Connection: keep-alive

<?xml version="1.0" encoding="UTF-8"?>
<A:expand-property xmlns:A="DAV:">
  <A:property name="expanded-group-member-set" namespace="http://calendarserver.org/ns/">
    <A:property name="calendar-user-address-set" namespace="urn:ietf:params:xml:ns:caldav"/>
    <A:property name="last-name" namespace="http://calendarserver.org/ns/"/>
    <A:property name="calendar-user-type" namespace="urn:ietf:params:xml:ns:caldav"/>
    <A:property name="principal-URL" namespace="DAV:"/>
    <A:property name="displayname" namespace="DAV:"/>
    <A:property name="record-type" namespace="http://calendarserver.org/ns/"/>
    <A:property name="first-name" namespace="http://calendarserver.org/ns/"/>
  </A:property>
</A:expand-property>
