The example of server/client communication:

     CLIENT                                       SERVER

     CONTROL_SCP: HELLO-------------------------------->

     <---------------------------------CONTROL_SCP:HELLO

     <----------------------------------- CONTROL_SCP:ID
 
     (OPTIONAL) CONTROL_SCP:ID_RESP-------------------->

     STREAM_SCP_0: FETCH------------------------------->

     STREAM_SCP_0: GETPARAM---------------------------->

     STREAM_SCP_0: GETPARAM---------------------------->

     <------------------------STREAM_SCP_0:STREAM_HEADER

     <--------------------------STREAM_SCP_0:PARAM_REPLY

     <--------------------------STREAM_SCP_0:PARAM_REPLY

     STREAM_SCP_0: SETPARAM(eg.encryption)------------->

     <--------------------------STREAM_SCP_0:PARAM_REPLY

     STREAM_SCP_0: SET_TRANSPORT(RTP)------------------>

     STREAM_SCP_0: PLAY_RANGE(a,b)--------------------->

     <------------------------- STREAM_SCP_0:STREAM_SYNC

     <------------------------------ Data on UDP channel