diff --git a/src/include/private/switch_core_pvt.h b/src/include/private/switch_core_pvt.h
index 423969fac8..af82f1e88d 100644
--- a/src/include/private/switch_core_pvt.h
+++ b/src/include/private/switch_core_pvt.h
@@ -169,7 +169,7 @@ struct switch_core_session {
 	uint32_t track_id;
 	switch_log_level_t loglevel;
 	uint32_t soft_lock;
-	switch_ivr_dmachine_t *dmachine;
+	switch_ivr_dmachine_t *dmachine[2];
 	plc_state_t *plc;
 };
 
diff --git a/src/include/switch_core.h b/src/include/switch_core.h
index f6e611b91f..562262c82d 100644
--- a/src/include/switch_core.h
+++ b/src/include/switch_core.h
@@ -712,12 +712,12 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_set_loglevel(switch_core_ses
   \return the log level
 */
 SWITCH_DECLARE(switch_log_level_t) switch_core_session_get_loglevel(switch_core_session_t *session);
-
+								   
 
 SWITCH_DECLARE(void) switch_core_session_soft_lock(switch_core_session_t *session, uint32_t sec);
 SWITCH_DECLARE(void) switch_core_session_soft_unlock(switch_core_session_t *session);
-SWITCH_DECLARE(void) switch_core_session_set_dmachine(switch_core_session_t *session, switch_ivr_dmachine_t *dmachine);
-SWITCH_DECLARE(switch_ivr_dmachine_t *) switch_core_session_get_dmachine(switch_core_session_t *session);
+SWITCH_DECLARE(void) switch_core_session_set_dmachine(switch_core_session_t *session, switch_ivr_dmachine_t *dmachine, switch_digit_action_target_t target);
+SWITCH_DECLARE(switch_ivr_dmachine_t *) switch_core_session_get_dmachine(switch_core_session_t *session, switch_digit_action_target_t target);
 SWITCH_DECLARE(switch_digit_action_target_t) switch_ivr_dmachine_get_target(switch_ivr_dmachine_t *dmachine);
 SWITCH_DECLARE(void) switch_ivr_dmachine_set_target(switch_ivr_dmachine_t *dmachine, switch_digit_action_target_t target);
 
diff --git a/src/include/switch_types.h b/src/include/switch_types.h
index 7eb27d2c45..312e0bd342 100644
--- a/src/include/switch_types.h
+++ b/src/include/switch_types.h
@@ -223,7 +223,8 @@ typedef enum {
 
 typedef enum {
 	DIGIT_TARGET_SELF,
-	DIGIT_TARGET_PEER
+	DIGIT_TARGET_PEER,
+	DIGIT_TARGET_BOTH
 } switch_digit_action_target_t;
 
 
diff --git a/src/mod/applications/mod_dptools/mod_dptools.c b/src/mod/applications/mod_dptools/mod_dptools.c
index 02c64d8093..5e9dc13ef6 100755
--- a/src/mod/applications/mod_dptools/mod_dptools.c
+++ b/src/mod/applications/mod_dptools/mod_dptools.c
@@ -102,6 +102,7 @@ struct action_binding {
 	char *input;
 	char *string;
 	char *value;
+	switch_digit_action_target_t target;
 	switch_core_session_t *session;
 };
 
@@ -160,13 +161,19 @@ static switch_status_t digit_action_callback(switch_ivr_dmachine_match_t *match)
 	char *string = act->string;
 	switch_channel_t *channel;
 	switch_core_session_t *use_session = act->session;
-
-	if (switch_ivr_dmachine_get_target(match->dmachine) == DIGIT_TARGET_PEER) {
+	int x = 0;
+	if (switch_ivr_dmachine_get_target(match->dmachine) == DIGIT_TARGET_PEER || act->target == DIGIT_TARGET_PEER || act->target == DIGIT_TARGET_BOTH) {
 		if (switch_core_session_get_partner(act->session, &use_session) != SWITCH_STATUS_SUCCESS) {
 			use_session = act->session;
 		}
 	}
 
+ top:
+	x++;
+
+	string = act->string;
+	exec = 0;
+
 	channel = switch_core_session_get_channel(use_session);
 
 	switch_channel_set_variable(channel, "last_matching_digits", match->match_digits);
@@ -197,28 +204,53 @@ static switch_status_t digit_action_callback(switch_ivr_dmachine_match_t *match)
 
 	if (exec) {
 		char *cmd = switch_core_session_sprintf(use_session, "%s::%s", string, act->value);
-		switch_ivr_broadcast_in_thread(use_session, cmd, SMF_ECHO_ALEG|SMF_HOLD_BLEG);
+		switch_ivr_broadcast_in_thread(use_session, cmd, SMF_ECHO_ALEG | (act->target == DIGIT_TARGET_BOTH ? 0 : SMF_HOLD_BLEG));
 	}
 	
 
 	if (use_session != act->session) {
 		switch_core_session_rwunlock(use_session);
-	}
 
+		if (act->target == DIGIT_TARGET_BOTH) {
+			use_session = act->session;
+			goto top;
+		}
+	}
 
 	return SWITCH_STATUS_SUCCESS;
 }
 
-#define CLEAR_DIGIT_ACTION_USAGE "<realm>|all"
+static switch_digit_action_target_t str2target(const char *target_str)
+{
+	if (!strcasecmp(target_str, "peer")) {
+		return DIGIT_TARGET_PEER;
+	}
+
+	if (!strcasecmp(target_str, "both")) {
+		return DIGIT_TARGET_BOTH;
+	}
+	
+	return DIGIT_TARGET_SELF;
+}
+
+#define CLEAR_DIGIT_ACTION_USAGE "<realm>|all[,target]"
 SWITCH_STANDARD_APP(clear_digit_action_function)
 {
 	//switch_channel_t *channel = switch_core_session_get_channel(session);
 	switch_ivr_dmachine_t *dmachine;
-	char *realm = (char *) data;
+	char *realm = switch_core_session_strdup(session, data);
+	char *target_str;
+	switch_digit_action_target_t target = DIGIT_TARGET_SELF;
 
-	if ((dmachine = switch_core_session_get_dmachine(session))) {
+	if ((target_str = strchr(realm, ' '))) {
+		*target_str++ = '\0';
+		target = str2target(target_str);
+	}
+
+
+	if ((dmachine = switch_core_session_get_dmachine(session, target))) {
 		if (zstr(realm) || !strcasecmp(realm, "all")) {
-			switch_core_session_set_dmachine(session, NULL);
+			switch_core_session_set_dmachine(session, NULL, target);
 			switch_ivr_dmachine_destroy(&dmachine);
 		} else {
 			switch_ivr_dmachine_clear_realm(dmachine, realm);
@@ -226,73 +258,40 @@ SWITCH_STANDARD_APP(clear_digit_action_function)
 	}
 }
 
-#define DIGIT_ACTION_SET_REALM_USAGE "<realm>"
+#define DIGIT_ACTION_SET_REALM_USAGE "<realm>[,<target>]"
 SWITCH_STANDARD_APP(digit_action_set_realm_function)
 {
 	switch_ivr_dmachine_t *dmachine;
-	char *realm = (char *) data;
+	char *realm = switch_core_session_strdup(session, data);
+	char *target_str;
+	switch_digit_action_target_t target = DIGIT_TARGET_SELF;
+
+	if ((target_str = strchr(realm, ' '))) {
+		*target_str++ = '\0';
+		target = str2target(target_str);
+	}
 
 	if (zstr(data)) {
 		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Syntax Error, USAGE %s\n", DIGIT_ACTION_SET_REALM_USAGE);
 		return;
 	}
 	
-	if ((dmachine = switch_core_session_get_dmachine(session))) {
+	if ((dmachine = switch_core_session_get_dmachine(session, target))) {
 		switch_ivr_dmachine_set_realm(dmachine, realm);
 	}
 
 }
 
 
-#define DIGIT_ACTION_SET_TARGET_USAGE "<target>"
-SWITCH_STANDARD_APP(digit_action_set_target_function)
+static void bind_to_session(switch_core_session_t *session, 
+							const char *arg0, const char *arg1, const char *arg2, const char *arg3,
+							switch_digit_action_target_t target, switch_digit_action_target_t bind_target)
 {
-	switch_ivr_dmachine_t *dmachine;
-	char *target_str = (char *) data;
-
-	if (zstr(data)) {
-		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Syntax Error, USAGE %s\n", DIGIT_ACTION_SET_TARGET_USAGE);
-		return;
-	}
-	
-	if ((dmachine = switch_core_session_get_dmachine(session))) {
-		switch_digit_action_target_t target = DIGIT_TARGET_SELF;
-
-		if (!strcasecmp(target_str, "peer")) {
-			target = DIGIT_TARGET_PEER;
-		}
-
-		switch_ivr_dmachine_set_target(dmachine, target);
-	}
-
-}
-
-#define BIND_DIGIT_ACTION_USAGE "<realm>,<digits|~regex>,<string>,<value>"
-SWITCH_STANDARD_APP(bind_digit_action_function)
-{
-	switch_channel_t *channel = switch_core_session_get_channel(session);
-	switch_ivr_dmachine_t *dmachine;
-	char *mydata;
-	int argc = 0;
-	char *argv[5] = { 0 };
 	struct action_binding *act;
+	switch_ivr_dmachine_t *dmachine;
+	switch_channel_t *channel = switch_core_session_get_channel(session);
 
-	if (zstr(data)) {
-		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Syntax Error, USAGE %s\n", BIND_DIGIT_ACTION_USAGE);
-		return;
-	}
-
-	mydata = switch_core_session_strdup(session, data);
-
-	argc = switch_separate_string(mydata, ',', argv, (sizeof(argv) / sizeof(argv[0])));
-	
-	if (argc < 4 || zstr(argv[0]) || zstr(argv[1]) || zstr(argv[2]) || zstr(argv[3])) {
-		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Syntax Error, USAGE %s\n", BIND_DIGIT_ACTION_USAGE);
-		return;
-	}
-
-	
-	if (!(dmachine = switch_core_session_get_dmachine(session))) {
+	if (!(dmachine = switch_core_session_get_dmachine(session, target))) {
 		uint32_t digit_timeout = 1500;
 		uint32_t input_timeout = 0;
 		const char *var;
@@ -311,20 +310,69 @@ SWITCH_STANDARD_APP(bind_digit_action_function)
 		}
 		
 		switch_ivr_dmachine_create(&dmachine, "DPTOOLS", NULL, digit_timeout, input_timeout, NULL, digit_nomatch_action_callback, session);
-		switch_core_session_set_dmachine(session, dmachine);
+		switch_core_session_set_dmachine(session, dmachine, target);
 	}
 
 	
 	act = switch_core_session_alloc(session, sizeof(*act));
-	act->realm = argv[0];
-	act->input = argv[1];
-	act->string = argv[2];
-	act->value = argv[3];
+	act->realm = switch_core_session_strdup(session, arg0);
+	act->input = switch_core_session_strdup(session, arg1);
+	act->string = switch_core_session_strdup(session, arg2);
+	act->value = switch_core_session_strdup(session, arg3);
+	act->target = bind_target;
 	act->session = session;
-
 	switch_ivr_dmachine_bind(dmachine, act->realm, act->input, 0, digit_action_callback, act);
 }
 
+#define BIND_DIGIT_ACTION_USAGE "<realm>,<digits|~regex>,<string>,<value>[,<direction>][,<event direction>]"
+SWITCH_STANDARD_APP(bind_digit_action_function)
+{
+
+	char *mydata;
+	int argc = 0;
+	char *argv[6] = { 0 };
+	switch_digit_action_target_t target, bind_target;
+	char *target_str = "self", *bind_target_str = "self";
+
+	if (zstr(data)) {
+		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Syntax Error, USAGE %s\n", BIND_DIGIT_ACTION_USAGE);
+		return;
+	}
+
+	mydata = switch_core_session_strdup(session, data);
+
+	argc = switch_separate_string(mydata, ',', argv, (sizeof(argv) / sizeof(argv[0])));
+	
+	if (argc < 4 || zstr(argv[0]) || zstr(argv[1]) || zstr(argv[2]) || zstr(argv[3])) {
+		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Syntax Error, USAGE %s\n", BIND_DIGIT_ACTION_USAGE);
+		return;
+	}
+
+	if (argv[4]) {
+		target_str = argv[4];
+	}
+
+	if (argv[5]) {
+		bind_target_str = argv[5];
+	}
+
+	target = str2target(target_str);
+	bind_target = str2target(bind_target_str);
+
+
+	switch(target) {
+	case DIGIT_TARGET_PEER:
+		bind_to_session(session, argv[0], argv[1], argv[2], argv[3], DIGIT_TARGET_PEER, bind_target);
+		break;
+	case DIGIT_TARGET_BOTH:
+		bind_to_session(session, argv[0], argv[1], argv[2], argv[3], DIGIT_TARGET_PEER, bind_target);
+		bind_to_session(session, argv[0], argv[1], argv[2], argv[3], DIGIT_TARGET_SELF, bind_target);
+		break;
+	default:
+		bind_to_session(session, argv[0], argv[1], argv[2], argv[3], DIGIT_TARGET_SELF, bind_target);
+		break;
+	}
+}
 
 #define DETECT_SPEECH_SYNTAX "<mod_name> <gram_name> <gram_path> [<addr>] OR grammar <gram_name> [<path>] OR nogrammar <gram_name> OR grammaron/grammaroff <gram_name> OR grammarsalloff OR pause OR resume OR start_input_timers OR stop OR param <name> <value>"
 SWITCH_STANDARD_APP(detect_speech_function)
@@ -3844,10 +3892,6 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_dptools_load)
 	SWITCH_ADD_APP(app_interface, "digit_action_set_realm", "change binding realm", "", 
 				   digit_action_set_realm_function, DIGIT_ACTION_SET_REALM_USAGE, SAF_SUPPORT_NOMEDIA);
 
-	SWITCH_ADD_APP(app_interface, "digit_action_set_target", "change binding target", "", 
-				   digit_action_set_target_function, DIGIT_ACTION_SET_TARGET_USAGE, SAF_SUPPORT_NOMEDIA);
-	
-
 	SWITCH_ADD_APP(app_interface, "privacy", "Set privacy on calls", "Set caller privacy on calls.", privacy_function, "off|on|name|full|number",
 				   SAF_SUPPORT_NOMEDIA);
 
diff --git a/src/switch_core_io.c b/src/switch_core_io.c
index 3a30cdaf74..c2b8c4608f 100644
--- a/src/switch_core_io.c
+++ b/src/switch_core_io.c
@@ -107,6 +107,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_read_frame(switch_core_sessi
 	int need_codec, perfect, do_bugs = 0, do_resample = 0, is_cng = 0;
 	switch_codec_implementation_t codec_impl;
 	unsigned int flag = 0;
+	int i;
 
 	switch_assert(session != NULL);
 
@@ -146,8 +147,10 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_read_frame(switch_core_sessi
 
   top:
 	
-	if (session->dmachine && !switch_channel_test_flag(session->channel, CF_BROADCAST)) {
-		switch_ivr_dmachine_ping(session->dmachine, NULL);
+	for(i = 0; i < 2; i++) {
+		if (session->dmachine[i] && !switch_channel_test_flag(session->channel, CF_BROADCAST)) {
+			switch_ivr_dmachine_ping(session->dmachine[i], NULL);
+		}
 	}
 	
 	if (switch_channel_down(session->channel) || !switch_core_codec_ready(session->read_codec)) {
@@ -1273,7 +1276,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_recv_dtmf(switch_core_sessio
 	switch_status_t status;
 	switch_dtmf_t new_dtmf;
 	int fed = 0;
-
+	
 	if (switch_channel_down(session->channel)) {
 		return SWITCH_STATUS_FALSE;
 	}
@@ -1295,10 +1298,9 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_recv_dtmf(switch_core_sessio
 	}
 	
 	if (!switch_test_flag(dtmf, DTMF_FLAG_SKIP_PROCESS)) {
-		if (session->dmachine && switch_ivr_dmachine_get_target(session->dmachine) == DIGIT_TARGET_SELF && 
-			!switch_channel_test_flag(session->channel, CF_BROADCAST)) {
+		if (session->dmachine[0] && !switch_channel_test_flag(session->channel, CF_BROADCAST)) {
 			char str[2] = { dtmf->digit, '\0' };
-			switch_ivr_dmachine_feed(session->dmachine, str, NULL);
+			switch_ivr_dmachine_feed(session->dmachine[0], str, NULL);
 			fed = 1;
 		}
 
@@ -1346,10 +1348,9 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_send_dtmf(switch_core_sessio
 	}
 
 	if (!switch_test_flag(dtmf, DTMF_FLAG_SKIP_PROCESS)) {
-		if (session->dmachine && switch_ivr_dmachine_get_target(session->dmachine) == DIGIT_TARGET_PEER && 
-			!switch_channel_test_flag(session->channel, CF_BROADCAST)) {
+		if (session->dmachine[1] && !switch_channel_test_flag(session->channel, CF_BROADCAST)) {
 			char str[2] = { new_dtmf.digit, '\0' };
-			switch_ivr_dmachine_feed(session->dmachine, str, NULL);
+			switch_ivr_dmachine_feed(session->dmachine[1], str, NULL);
 			return SWITCH_STATUS_SUCCESS;
 		}
 	}
diff --git a/src/switch_core_session.c b/src/switch_core_session.c
index 0cc52262f1..b3f6d15eb8 100644
--- a/src/switch_core_session.c
+++ b/src/switch_core_session.c
@@ -38,14 +38,25 @@
 
 struct switch_session_manager session_manager;
 
-SWITCH_DECLARE(void) switch_core_session_set_dmachine(switch_core_session_t *session, switch_ivr_dmachine_t *dmachine)
+SWITCH_DECLARE(void) switch_core_session_set_dmachine(switch_core_session_t *session, switch_ivr_dmachine_t *dmachine, switch_digit_action_target_t target)
 {
-	session->dmachine = dmachine;
+	int i = (int) target;
+
+	if (i == 0 || i == 1) {
+		switch_ivr_dmachine_set_target(dmachine, target);
+		session->dmachine[i] = dmachine;
+	}
 }
 
-SWITCH_DECLARE(switch_ivr_dmachine_t *) switch_core_session_get_dmachine(switch_core_session_t *session)
+SWITCH_DECLARE(switch_ivr_dmachine_t *) switch_core_session_get_dmachine(switch_core_session_t *session, switch_digit_action_target_t target)
 {
-	return session->dmachine;
+	int i = (int) target;
+
+	if (i == 0 || i == 1) {	
+		return session->dmachine[i];
+	}
+
+	return NULL;
 }
 
 SWITCH_DECLARE(void) switch_core_session_soft_lock(switch_core_session_t *session, uint32_t sec)
@@ -1179,7 +1190,7 @@ SWITCH_DECLARE(void) switch_core_session_perform_destroy(switch_core_session_t *
 	switch_memory_pool_t *pool;
 	switch_event_t *event;
 	switch_endpoint_interface_t *endpoint_interface = (*session)->endpoint_interface;
-
+	int i;
 
 	switch_log_printf(SWITCH_CHANNEL_ID_LOG, file, func, line, switch_core_session_get_uuid(*session), SWITCH_LOG_NOTICE, "Close Channel %s [%s]\n",
 					  switch_channel_get_name((*session)->channel), switch_channel_state_name(switch_channel_get_state((*session)->channel)));
@@ -1216,8 +1227,10 @@ SWITCH_DECLARE(void) switch_core_session_perform_destroy(switch_core_session_t *
 	switch_ivr_clear_speech_cache(*session);
 	switch_channel_uninit((*session)->channel);
 
-	if ((*session)->dmachine) {
-		switch_ivr_dmachine_destroy(&(*session)->dmachine);
+	for (i = 0; i < 2; i++) {
+		if ((*session)->dmachine[i]) {
+			switch_ivr_dmachine_destroy(&(*session)->dmachine[i]);
+		}
 	}
 
 	pool = (*session)->pool;
diff --git a/src/switch_ivr_async.c b/src/switch_ivr_async.c
index fe8d9ddb1b..c99d332c7f 100644
--- a/src/switch_ivr_async.c
+++ b/src/switch_ivr_async.c
@@ -72,6 +72,7 @@ struct switch_ivr_dmachine {
 	dm_binding_head_t *realm;
 	switch_ivr_dmachine_binding_t *last_matching_binding;
 	void *user_data;
+	switch_mutex_t *mutex;
 };
 
 
@@ -124,6 +125,7 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_dmachine_create(switch_ivr_dmachine_t
 	dmachine->input_timeout_ms = input_timeout_ms;
 	dmachine->match.dmachine = dmachine;
 	dmachine->name = switch_core_strdup(dmachine->pool, name);
+	switch_mutex_init(&dmachine->mutex, SWITCH_MUTEX_NESTED, dmachine->pool);
 	
 	switch_core_hash_init(&dmachine->binding_hash, dmachine->pool);
 	
@@ -374,7 +376,9 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_dmachine_ping(switch_ivr_dmachine_t *
 	dm_match_t is_match = switch_ivr_dmachine_check_match(dmachine, is_timeout);
 	switch_status_t r, s;
 	int clear = 0;
-	
+
+	switch_mutex_lock(dmachine->mutex);
+
 	if (zstr(dmachine->digits) && !is_timeout) {
 		r = SWITCH_STATUS_SUCCESS;
 	} else if (dmachine->cur_digit_len > dmachine->max_digit_len) {
@@ -465,6 +469,8 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_dmachine_ping(switch_ivr_dmachine_t *
 		switch_ivr_dmachine_clear(dmachine);
 	}
 
+	switch_mutex_unlock(dmachine->mutex);
+
 	return r;
 }
 
@@ -474,10 +480,12 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_dmachine_feed(switch_ivr_dmachine_t *
 		return SWITCH_STATUS_FALSE;
 	}
 	
+	switch_mutex_lock(dmachine->mutex);
 	strncat(dmachine->digits, digits, dmachine->max_digit_len);
+	switch_mutex_unlock(dmachine->mutex);
 	dmachine->cur_digit_len = strlen(dmachine->digits);
 	dmachine->last_digit_time = switch_time_now();
-
+	
 	return switch_ivr_dmachine_ping(dmachine, match);
 }
 
diff --git a/src/switch_ivr_bridge.c b/src/switch_ivr_bridge.c
index fb8b89096d..e458fe0390 100644
--- a/src/switch_ivr_bridge.c
+++ b/src/switch_ivr_bridge.c
@@ -897,7 +897,7 @@ static switch_status_t signal_bridge_on_hibernate(switch_core_session_t *session
 	const char *key;
 	switch_core_session_message_t msg = { 0 };
 	switch_event_t *event = NULL;
-	switch_ivr_dmachine_t *dmachine;
+	switch_ivr_dmachine_t *dmachine[2] = { 0 };
 
 	channel = switch_core_session_get_channel(session);
 	switch_assert(channel != NULL);
@@ -927,18 +927,24 @@ static switch_status_t signal_bridge_on_hibernate(switch_core_session_t *session
 		}
 	}
 
-	if ((dmachine = switch_core_session_get_dmachine(session))) {
+	if ((dmachine[0] = switch_core_session_get_dmachine(session, DIGIT_TARGET_SELF)) || 
+		(dmachine[1] = switch_core_session_get_dmachine(session, DIGIT_TARGET_PEER))) {
 		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, 
 						  "%s not hibernating due to active digit parser, semi-hibernation engaged.\n", switch_channel_get_name(channel));
 
 		while(switch_channel_ready(channel) && switch_channel_get_state(channel) == CS_HIBERNATE) {
 			if (!switch_channel_test_flag(channel, CF_BROADCAST)) {
-				switch_ivr_dmachine_ping(dmachine, NULL);
+				if (dmachine[0]) {
+					switch_ivr_dmachine_ping(dmachine[0], NULL);
+				}
+				if (dmachine[1]) {
+					switch_ivr_dmachine_ping(dmachine[1], NULL);
+				}
 			}
 			switch_yield(20000);
 		}
 	}
-
+	
 
 	return SWITCH_STATUS_SUCCESS;
 }