sekisushai@Latitude:~> jack_lsp -A
system:dev0_Line1/2 L
   system:capture_1
system:dev0_Line1/2 R
   system:capture_2
system:dev0_Line3/4 L
   system:capture_3
system:dev0_Line3/4 R
   system:capture_4
system:dev0_Line5/6 L
   system:capture_5
system:dev0_Line5/6 R
   system:capture_6
system:dev0_Line7/8 L
   system:capture_7
system:dev0_Line7/8 R
   system:capture_8
system:dev0_SPDIF L
   system:capture_9
system:dev0_SPDIF R
   system:capture_10
system:dev0_Midi
system:dev0_Line1/2 L
   system:capture_1
system:dev0_Line1/2 R
   system:capture_2
system:dev0_Line3/4 L
   system:capture_3
system:dev0_Line3/4 R
   system:capture_4
system:dev0_Line5/6 L
   system:capture_5
system:dev0_Line5/6 R
   system:capture_6
system:dev0_Line7/8 L
   system:capture_7
system:dev0_Line7/8 R
   system:capture_8
system:dev0_SPDIF L
   system:capture_9
system:dev0_SPDIF R
   system:capture_10
system:dev0_Midi