Q: 15
DRAG DROP Refer to the exhibit. 
P-157 Drag and drop the flow step labels from the left into the correct order on the right to establish this call flow: • User 1 calls user 2. • User 2 answers the call • user 2 disconnects the call 
Drag & Drop
Discussion
Had something like this in a mock. The correct SIP call flow order should be: 100 Trying, 180 Ringing, two-way voice path, Connect ACK, two-way RTP channel. Pretty sure this matches the expected signaling and media setup for a basic call.
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