*** establishesIncomingCall
THEN IUT sends TRYING (optional)
THEN IUT sends RINGING (optional)
THEN IUT sends OK
THEN IUT receives ACK


*** SDP_ULAW
v=0
o=alice 2890844526 2890842807 IN IP4 atlanta.example.com
s=-
c=IN IP4 192.0.2.1
t=0 0
m=audio 20000 RTP/AVP 0
a=rtpmap:0 PCMU/8000
m=video 20002 RTP/AVP 31
a=rtpmap:31 H261/90000

*** SDP_ALAW
v=0
o=alice 2890844526 2890842807 IN IP4 atlanta.example.com
s=-
c=IN IP4 192.0.2.1
t=0 0
m=audio 20000 RTP/AVP 0
a=rtpmap:8 PCMA/8000
m=video 20002 RTP/AVP 31
a=rtpmap:31 H261/90000



*** SDP_AND_PIDF_MULTIPART
 --boundary1
Content-Type: application/sdp

v=0
o=alice 2890844526 2890842807 IN IP4 atlanta.example.com
s=-
c=IN IP4 192.0.2.1
t=0 0
m=audio 20000 RTP/AVP 0
a=rtpmap:0 PCMU/8000
m=video 20002 RTP/AVP 31
a=rtpmap:31 H261/90000

--boundary1
 Content-Type: application/pidf+xml
   Content-ID: <target123@atlanta.example.com>
   <?xml version="1.0" encoding="UTF-8"?>
      <presence xmlns="urn:ietf:params:xml:ns:pidf"
      entity="pres:3650n87934c@ls.example.com">
      <tuple id="b650sf789nd">
       <status>
        <geopriv xmlns="urn:ietf:params:xml:ns:pidf:geopriv10">
         <location-info>
          <Point xmlns="http://www.opengis.net/gml"
           srsName="urn:ogc:def:crs:EPSG::4326">
           <pos>12.00, 53.001</pos>
          </Point>
         </location-info>
         <usage-rules
          xmlns:gbp="urn:ietf:params:xml:ns:pidf:geopriv10:basicPolicy">
          <gbp:retention-expiry>2006-01-11T03:42:28+00:00
          </gbp:retention-expiry>
         </usage-rules>
         <method>Wiremap</method>
        </geopriv>
       </status>
       <timestamp>2006-01-10T03:42:28+00:00</timestamp>
      </tuple>
     </presence>
 --boundary1--    
 
 *** inAnActiveIncomingCall
WHEN the IUT entity receives a TCP SIP_INVITE containing
  Request_URI indicating value "urn:service:sos.police",
  Content_Type indicating value "multipart/mixed",
  body containing
    SDP_AND_PIDF_MULTIPART
    ;
;
THEN the IUT sends TRYING (optional)
THEN the IUT sends RINGING (optional)
THEN the IUT sends OK
THEN the IUT receives ACK

 