system:capture_1
   net_source:playback_1
system:capture_2
   net_source:playback_2
system:capture_3
system:capture_4
system:capture_5
system:capture_6
system:capture_7
system:capture_8
system:capture_9
system:capture_10
system:capture_11
system:capture_12
system:playback_1
   net_source:capture_1
system:playback_2
   net_source:capture_2
system:playback_3
system:playback_4
system:playback_5
system:playback_6
system:playback_7
system:playback_8
system:playback_9
system:playback_10
net_source:capture_1
   system:playback_1
net_source:capture_2
   system:playback_2
net_source:capture_3
net_source:capture_4
net_source:capture_5
net_source:capture_6
net_source:capture_7
net_source:capture_8
net_source:playback_1
   system:capture_1
net_source:playback_2
   system:capture_2
net_source:playback_3
net_source:playback_4
net_source:playback_5
net_source:playback_6
net_source:playback_7
net_source:playback_8