Refer to the exhibit.
Content-Type: application/sdp
Content-Length: 879
v=0
o=CiscoSystemsCCM-SIP 277 1 IN IP4 172.16.100.11
3—SIP Call
c=IN IP4 172.16.100.101
b=AS:128
t=0 0
m=audio 24068 RTP/AVP 9 101
a=rtpmap:9 G722/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
m=video 27882 RTP/AVP 126
b=TIAS:64000
a=rtpmap:126 H264/90000
a=fmtp:126 profile-level-id=42E01F; packetization-mode=1;max fs=3601;max-rcmd-nalu-size=32000;level-asymmetry-allowed=1
a=imageattr:126 recv[x=[32:1:1280], y=[18:1:720], par=1.7778,q=1.00]
a=content:main
m=video 28052 RTP/AVP 126
b=TIAS:64000
a=rtpmap:126 H264/90000
a=fmtp:126 profile-level-id=42E01F;packetization-mode=1;max fs=8101;max-rcmd-nalu-size=32000; level-asymmetry-allowed=l
a=content:slides
m=application 5748 UDP/BFCP *
m=application 33516 RTP/AVP 125
a=rtpmap:125 H224/4800
a=rtcp:33517
Based on the ACK SDP output, what can be concluded?