diff --git a/console/commands.c b/console/commands.c
index bf18a0ac0..6d0d005f2 100644
--- a/console/commands.c
+++ b/console/commands.c
@@ -83,6 +83,7 @@ static int lpc_cmd_acodec(LinphoneCore *lc, char *args);
 static int lpc_cmd_vcodec(LinphoneCore *lc, char *args);
 static int lpc_cmd_codec(int type, LinphoneCore *lc, char *args);
 static int lpc_cmd_echocancellation(LinphoneCore *lc, char *args);
+static int lpc_cmd_echolimiter(LinphoneCore *lc, char *args);
 static int lpc_cmd_pause(LinphoneCore *lc, char *args);
 static int lpc_cmd_resume(LinphoneCore *lc, char *args);
 static int lpc_cmd_mute_mic(LinphoneCore *lc, char *args);
@@ -269,6 +270,10 @@ static LPC_COMMAND advanced_commands[] = {
 	    "'ec on [<delay>] [<tail>] [<framesize>]' : turn EC on with given delay, tail length and framesize\n"
 	    "'ec off' : turn echo cancellation (EC) off\n"
 	    "'ec show' : show EC status" },
+	{ "el", lpc_cmd_echolimiter, "Echo limiter",
+	    "'el on turns on echo limiter (automatic half duplex, for cases where echo canceller cannot work)\n"
+	    "'el off' : turn echo limiter off\n"
+	    "'el show' : show echo limiter status" },
 	{ "nortp-on-audio-mute", lpc_cmd_rtp_no_xmit_on_audio_mute,
 		  "Set the rtp_no_xmit_on_audio_mute configuration parameter",
 		  "   If set to 1 then rtp transmission will be muted when\n"
@@ -2210,6 +2215,18 @@ static int lpc_cmd_echocancellation(LinphoneCore *lc, char *args){
     return 1;
 }
 
+static int lpc_cmd_echolimiter(LinphoneCore *lc, char *args){
+	if (args){
+		if (strcmp(args,"on")==0){
+			linphone_core_enable_echo_limiter (lc,TRUE);
+		}else if (strcmp(args,"off")==0){
+			linphone_core_enable_echo_limiter (lc,FALSE);
+		}
+	}
+	linphonec_out("Echo limiter is now %s.\n",linphone_core_echo_limiter_enabled (lc) ? "on":"off");
+	return 1;
+}
+
 static int lpc_cmd_mute_mic(LinphoneCore *lc, char *args)
 {
 	linphone_core_mute_mic(lc, 1);
diff --git a/coreapi/linphonecall.c b/coreapi/linphonecall.c
index 8210338aa..89e730a74 100644
--- a/coreapi/linphonecall.c
+++ b/coreapi/linphonecall.c
@@ -678,6 +678,7 @@ static void post_configure_audio_streams(LinphoneCall*call){
 		thres=lp_config_get_float(lc->config,"sound","el_thres",-1);
 		float force=lp_config_get_float(lc->config,"sound","el_force",-1);
 		int sustain=lp_config_get_int(lc->config,"sound","el_sustain",-1);
+		float transmit_thres=lp_config_get_float(lc->config,"sound","el_transmit_thres",-1);
 		MSFilter *f=NULL;
 		if (st->el_type!=ELInactive){
 			f=st->volsend;
@@ -689,6 +690,8 @@ static void post_configure_audio_streams(LinphoneCall*call){
 				ms_filter_call_method(f,MS_VOLUME_SET_EA_THRESHOLD,&thres);
 			if (sustain!=-1)
 				ms_filter_call_method(f,MS_VOLUME_SET_EA_SUSTAIN,&sustain);
+			if (transmit_thres!=-1)
+				ms_filter_call_method(f,MS_VOLUME_SET_EA_TRANSMIT_THRESHOLD,&transmit_thres);
 		}
 	}
 		
diff --git a/mediastreamer2 b/mediastreamer2
index 82220afa1..3bdc6245e 160000
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit 82220afa1b04a9ba380c720d5e2bf83347d7404b
+Subproject commit 3bdc6245ee1577ae4b123e1a2ab0f56388f34b13