diff --git a/libs/.gitignore b/libs/.gitignore
index cc42ba4fa4..b31646500e 100644
--- a/libs/.gitignore
+++ b/libs/.gitignore
@@ -1001,6 +1001,7 @@
 /unimrcp/build/acmacros/lt~obsolete.m4
 /*.tar.gz
 /celt-0.7.1/
+/celt-0.10.0/
 /flite-1.3.99/
 /freeradius-client-1.1.6/
 /iksemel/test/tst-dom
diff --git a/src/mod/languages/mod_managed/freeswitch_wrap.cxx b/src/mod/languages/mod_managed/freeswitch_wrap.cxx
index d05f4f1213..aa2a84f3f6 100644
--- a/src/mod/languages/mod_managed/freeswitch_wrap.cxx
+++ b/src/mod/languages/mod_managed/freeswitch_wrap.cxx
@@ -1422,6 +1422,17 @@ SWIGEXPORT char * SWIGSTDCALL CSharp_SWITCH_HOLD_MUSIC_VARIABLE_get() {
 }
 
 
+SWIGEXPORT char * SWIGSTDCALL CSharp_SWITCH_TEMP_HOLD_MUSIC_VARIABLE_get() {
+  char * jresult ;
+  char *result = 0 ;
+  
+  result = (char *) "temp_hold_music";
+  
+  jresult = SWIG_csharp_string_callback((const char *)result); 
+  return jresult;
+}
+
+
 SWIGEXPORT char * SWIGSTDCALL CSharp_SWITCH_EXPORT_VARS_VARIABLE_get() {
   char * jresult ;
   char *result = 0 ;
@@ -12304,6 +12315,30 @@ SWIGEXPORT int SWIGSTDCALL CSharp_switch_is_digit_string(char * jarg1) {
 }
 
 
+SWIGEXPORT char SWIGSTDCALL CSharp_switch_itodtmf(char jarg1) {
+  char jresult ;
+  char arg1 ;
+  char result;
+  
+  arg1 = (char)jarg1; 
+  result = (char)switch_itodtmf(arg1);
+  jresult = result; 
+  return jresult;
+}
+
+
+SWIGEXPORT int SWIGSTDCALL CSharp_switch_dtmftoi(char * jarg1) {
+  int jresult ;
+  char *arg1 = (char *) 0 ;
+  int result;
+  
+  arg1 = (char *)jarg1; 
+  result = (int)switch_dtmftoi(arg1);
+  jresult = result; 
+  return jresult;
+}
+
+
 SWIGEXPORT unsigned long SWIGSTDCALL CSharp_switch_known_bitrate(unsigned char jarg1) {
   unsigned long jresult ;
   switch_payload_t arg1 ;
@@ -23501,6 +23536,30 @@ SWIGEXPORT char * SWIGSTDCALL CSharp_switch_channel_get_variable_partner(void *
 }
 
 
+SWIGEXPORT char * SWIGSTDCALL CSharp_switch_channel_get_hold_music(void * jarg1) {
+  char * jresult ;
+  switch_channel_t *arg1 = (switch_channel_t *) 0 ;
+  char *result = 0 ;
+  
+  arg1 = (switch_channel_t *)jarg1; 
+  result = (char *)switch_channel_get_hold_music(arg1);
+  jresult = SWIG_csharp_string_callback((const char *)result); 
+  return jresult;
+}
+
+
+SWIGEXPORT char * SWIGSTDCALL CSharp_switch_channel_get_hold_music_partner(void * jarg1) {
+  char * jresult ;
+  switch_channel_t *arg1 = (switch_channel_t *) 0 ;
+  char *result = 0 ;
+  
+  arg1 = (switch_channel_t *)jarg1; 
+  result = (char *)switch_channel_get_hold_music_partner(arg1);
+  jresult = SWIG_csharp_string_callback((const char *)result); 
+  return jresult;
+}
+
+
 SWIGEXPORT int SWIGSTDCALL CSharp_switch_channel_export_variable_var_check(void * jarg1, char * jarg2, char * jarg3, char * jarg4, int jarg5) {
   int jresult ;
   switch_channel_t *arg1 = (switch_channel_t *) 0 ;
@@ -23746,6 +23805,20 @@ SWIGEXPORT unsigned long SWIGSTDCALL CSharp_switch_channel_test_cap(void * jarg1
 }
 
 
+SWIGEXPORT unsigned long SWIGSTDCALL CSharp_switch_channel_test_cap_partner(void * jarg1, int jarg2) {
+  unsigned long jresult ;
+  switch_channel_t *arg1 = (switch_channel_t *) 0 ;
+  switch_channel_cap_t arg2 ;
+  uint32_t result;
+  
+  arg1 = (switch_channel_t *)jarg1; 
+  arg2 = (switch_channel_cap_t)jarg2; 
+  result = (uint32_t)switch_channel_test_cap_partner(arg1,arg2);
+  jresult = (unsigned long)result; 
+  return jresult;
+}
+
+
 SWIGEXPORT int SWIGSTDCALL CSharp_switch_channel_set_flag_partner(void * jarg1, int jarg2) {
   int jresult ;
   switch_channel_t *arg1 = (switch_channel_t *) 0 ;
@@ -29077,6 +29150,20 @@ SWIGEXPORT int SWIGSTDCALL CSharp_switch_rtp_deactivate_jitter_buffer(void * jar
 }
 
 
+SWIGEXPORT int SWIGSTDCALL CSharp_switch_rtp_pause_jitter_buffer(void * jarg1, int jarg2) {
+  int jresult ;
+  switch_rtp_t *arg1 = (switch_rtp_t *) 0 ;
+  switch_bool_t arg2 ;
+  switch_status_t result;
+  
+  arg1 = (switch_rtp_t *)jarg1; 
+  arg2 = (switch_bool_t)jarg2; 
+  result = (switch_status_t)switch_rtp_pause_jitter_buffer(arg1,arg2);
+  jresult = result; 
+  return jresult;
+}
+
+
 SWIGEXPORT void SWIGSTDCALL CSharp_switch_rtp_set_flag(void * jarg1, unsigned long jarg2) {
   switch_rtp_t *arg1 = (switch_rtp_t *) 0 ;
   switch_rtp_flag_t arg2 ;
diff --git a/src/mod/languages/mod_managed/managed/swig.cs b/src/mod/languages/mod_managed/managed/swig.cs
index 849a6f62a4..5a2188ac83 100644
--- a/src/mod/languages/mod_managed/managed/swig.cs
+++ b/src/mod/languages/mod_managed/managed/swig.cs
@@ -2732,6 +2732,16 @@ public class freeswitch {
     return ret;
   }
 
+  public static char switch_itodtmf(char i) {
+    char ret = freeswitchPINVOKE.switch_itodtmf(i);
+    return ret;
+  }
+
+  public static int switch_dtmftoi(string s) {
+    int ret = freeswitchPINVOKE.switch_dtmftoi(s);
+    return ret;
+  }
+
   public static uint switch_known_bitrate(byte payload) {
     uint ret = freeswitchPINVOKE.switch_known_bitrate(payload);
     return ret;
@@ -3281,6 +3291,16 @@ public class freeswitch {
     return ret;
   }
 
+  public static string switch_channel_get_hold_music(SWIGTYPE_p_switch_channel channel) {
+    string ret = freeswitchPINVOKE.switch_channel_get_hold_music(SWIGTYPE_p_switch_channel.getCPtr(channel));
+    return ret;
+  }
+
+  public static string switch_channel_get_hold_music_partner(SWIGTYPE_p_switch_channel channel) {
+    string ret = freeswitchPINVOKE.switch_channel_get_hold_music_partner(SWIGTYPE_p_switch_channel.getCPtr(channel));
+    return ret;
+  }
+
   public static switch_status_t switch_channel_export_variable_var_check(SWIGTYPE_p_switch_channel channel, string varname, string val, string export_varname, switch_bool_t var_check) {
     switch_status_t ret = (switch_status_t)freeswitchPINVOKE.switch_channel_export_variable_var_check(SWIGTYPE_p_switch_channel.getCPtr(channel), varname, val, export_varname, (int)var_check);
     return ret;
@@ -3369,6 +3389,11 @@ public class freeswitch {
     return ret;
   }
 
+  public static uint switch_channel_test_cap_partner(SWIGTYPE_p_switch_channel channel, switch_channel_cap_t cap) {
+    uint ret = freeswitchPINVOKE.switch_channel_test_cap_partner(SWIGTYPE_p_switch_channel.getCPtr(channel), (int)cap);
+    return ret;
+  }
+
   public static switch_bool_t switch_channel_set_flag_partner(SWIGTYPE_p_switch_channel channel, switch_channel_flag_t flag) {
     switch_bool_t ret = (switch_bool_t)freeswitchPINVOKE.switch_channel_set_flag_partner(SWIGTYPE_p_switch_channel.getCPtr(channel), (int)flag);
     return ret;
@@ -4664,6 +4689,11 @@ public class freeswitch {
     return ret;
   }
 
+  public static switch_status_t switch_rtp_pause_jitter_buffer(SWIGTYPE_p_switch_rtp rtp_session, switch_bool_t pause) {
+    switch_status_t ret = (switch_status_t)freeswitchPINVOKE.switch_rtp_pause_jitter_buffer(SWIGTYPE_p_switch_rtp.getCPtr(rtp_session), (int)pause);
+    return ret;
+  }
+
   public static void switch_rtp_set_flag(SWIGTYPE_p_switch_rtp rtp_session, uint flags) {
     freeswitchPINVOKE.switch_rtp_set_flag(SWIGTYPE_p_switch_rtp.getCPtr(rtp_session), flags);
   }
@@ -5418,6 +5448,7 @@ public class freeswitch {
   public static readonly string SWITCH_PROXY_MEDIA_VARIABLE = freeswitchPINVOKE.SWITCH_PROXY_MEDIA_VARIABLE_get();
   public static readonly string SWITCH_ENDPOINT_DISPOSITION_VARIABLE = freeswitchPINVOKE.SWITCH_ENDPOINT_DISPOSITION_VARIABLE_get();
   public static readonly string SWITCH_HOLD_MUSIC_VARIABLE = freeswitchPINVOKE.SWITCH_HOLD_MUSIC_VARIABLE_get();
+  public static readonly string SWITCH_TEMP_HOLD_MUSIC_VARIABLE = freeswitchPINVOKE.SWITCH_TEMP_HOLD_MUSIC_VARIABLE_get();
   public static readonly string SWITCH_EXPORT_VARS_VARIABLE = freeswitchPINVOKE.SWITCH_EXPORT_VARS_VARIABLE_get();
   public static readonly string SWITCH_BRIDGE_EXPORT_VARS_VARIABLE = freeswitchPINVOKE.SWITCH_BRIDGE_EXPORT_VARS_VARIABLE_get();
   public static readonly string SWITCH_R_SDP_VARIABLE = freeswitchPINVOKE.SWITCH_R_SDP_VARIABLE_get();
@@ -6006,6 +6037,9 @@ class freeswitchPINVOKE {
   [DllImport("mod_managed", EntryPoint="CSharp_SWITCH_HOLD_MUSIC_VARIABLE_get")]
   public static extern string SWITCH_HOLD_MUSIC_VARIABLE_get();
 
+  [DllImport("mod_managed", EntryPoint="CSharp_SWITCH_TEMP_HOLD_MUSIC_VARIABLE_get")]
+  public static extern string SWITCH_TEMP_HOLD_MUSIC_VARIABLE_get();
+
   [DllImport("mod_managed", EntryPoint="CSharp_SWITCH_EXPORT_VARS_VARIABLE_get")]
   public static extern string SWITCH_EXPORT_VARS_VARIABLE_get();
 
@@ -8589,6 +8623,12 @@ class freeswitchPINVOKE {
   [DllImport("mod_managed", EntryPoint="CSharp_switch_is_digit_string")]
   public static extern int switch_is_digit_string(string jarg1);
 
+  [DllImport("mod_managed", EntryPoint="CSharp_switch_itodtmf")]
+  public static extern char switch_itodtmf(char jarg1);
+
+  [DllImport("mod_managed", EntryPoint="CSharp_switch_dtmftoi")]
+  public static extern int switch_dtmftoi(string jarg1);
+
   [DllImport("mod_managed", EntryPoint="CSharp_switch_known_bitrate")]
   public static extern uint switch_known_bitrate(byte jarg1);
 
@@ -11310,6 +11350,12 @@ class freeswitchPINVOKE {
   [DllImport("mod_managed", EntryPoint="CSharp_switch_channel_get_variable_partner")]
   public static extern string switch_channel_get_variable_partner(HandleRef jarg1, string jarg2);
 
+  [DllImport("mod_managed", EntryPoint="CSharp_switch_channel_get_hold_music")]
+  public static extern string switch_channel_get_hold_music(HandleRef jarg1);
+
+  [DllImport("mod_managed", EntryPoint="CSharp_switch_channel_get_hold_music_partner")]
+  public static extern string switch_channel_get_hold_music_partner(HandleRef jarg1);
+
   [DllImport("mod_managed", EntryPoint="CSharp_switch_channel_export_variable_var_check")]
   public static extern int switch_channel_export_variable_var_check(HandleRef jarg1, string jarg2, string jarg3, string jarg4, int jarg5);
 
@@ -11367,6 +11413,9 @@ class freeswitchPINVOKE {
   [DllImport("mod_managed", EntryPoint="CSharp_switch_channel_test_cap")]
   public static extern uint switch_channel_test_cap(HandleRef jarg1, int jarg2);
 
+  [DllImport("mod_managed", EntryPoint="CSharp_switch_channel_test_cap_partner")]
+  public static extern uint switch_channel_test_cap_partner(HandleRef jarg1, int jarg2);
+
   [DllImport("mod_managed", EntryPoint="CSharp_switch_channel_set_flag_partner")]
   public static extern int switch_channel_set_flag_partner(HandleRef jarg1, int jarg2);
 
@@ -12480,6 +12529,9 @@ class freeswitchPINVOKE {
   [DllImport("mod_managed", EntryPoint="CSharp_switch_rtp_deactivate_jitter_buffer")]
   public static extern int switch_rtp_deactivate_jitter_buffer(HandleRef jarg1);
 
+  [DllImport("mod_managed", EntryPoint="CSharp_switch_rtp_pause_jitter_buffer")]
+  public static extern int switch_rtp_pause_jitter_buffer(HandleRef jarg1, int jarg2);
+
   [DllImport("mod_managed", EntryPoint="CSharp_switch_rtp_set_flag")]
   public static extern void switch_rtp_set_flag(HandleRef jarg1, uint jarg2);
 
@@ -21477,6 +21529,8 @@ public enum switch_channel_cap_t {
   CC_MEDIA_ACK = 1,
   CC_BYPASS_MEDIA,
   CC_PROXY_MEDIA,
+  CC_JITTERBUFFER,
+  CC_FS_RTP,
   CC_FLAG_MAX
 }