diff --git a/sflphone-common/src/audio/pulseaudio/pulselayer.cpp b/sflphone-common/src/audio/pulseaudio/pulselayer.cpp
index d9b2a60216d5c268e0ca6058122007ddf7beb5f2..715f956a42ba16dc3e77d7e602fec4bc805c8e78 100644
--- a/sflphone-common/src/audio/pulseaudio/pulselayer.cpp
+++ b/sflphone-common/src/audio/pulseaudio/pulselayer.cpp
@@ -23,22 +23,6 @@
 
 int framesPerBuffer = 2048;
 
-/*
-  PA_SUBSCRIPTION_EVENT_SINK = 0x0000U,
-  PA_SUBSCRIPTION_EVENT_SOURCE = 0x0001U,
-  PA_SUBSCRIPTION_EVENT_SINK_INPUT = 0x0002U,
-  PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT = 0x0003U,
-  PA_SUBSCRIPTION_EVENT_MODULE = 0x0004U,
-  PA_SUBSCRIPTION_EVENT_CLIENT = 0x0005U,
-  PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE = 0x0006U,
-  PA_SUBSCRIPTION_EVENT_SERVER = 0x0007U,
-  PA_SUBSCRIPTION_EVENT_CARD = 0x0009U,
-  PA_SUBSCRIPTION_EVENT_FACILITY_MASK = 0x000FU,
-  PA_SUBSCRIPTION_EVENT_NEW = 0x0000U,
-  PA_SUBSCRIPTION_EVENT_CHANGE = 0x0010U,
-  PA_SUBSCRIPTION_EVENT_REMOVE = 0x0020U,
-  PA_SUBSCRIPTION_EVENT_TYPE_MASK = 0x0030U 
-*/
 
 static  void playback_callback (pa_stream* s, size_t bytes, void* userdata) {
 
@@ -72,8 +56,6 @@ static void stream_moved_callback(pa_stream *s, void *userdata) {
 
   _debug("stream_moved_callback: stream %d to %d", pa_stream_get_index(s), pa_stream_get_device_index(s));
 
-  // pa_context_get_sink_info_by_index(userdata->context, deviceIndex, sink_input_info_callback, userdata);
-
 }
 
 static void pa_success_callback(pa_context *c, int success, void *userdata) {
@@ -211,10 +193,7 @@ static void context_changed_callback(pa_context* c, pa_subscription_event_type_t
     _debug("Audio: Unknown event type");
     
   }
-  // pa_stream_get_device_index
-  // pa_context_move_sink_input_by_name(c, );
-  // AudioStream* ringtone = userdata->getRingtoneStream();
-  //pa_context_get_sink_info_by_index (pa_context *c, uint32_t idx, pa_sink_info_cb_t cb, void *userdata);
+  
 }
 
 /*