diff --git a/libs/freetdm/src/ftmod/ftmod_sangoma_boost/ftmod_sangoma_boost.c b/libs/freetdm/src/ftmod/ftmod_sangoma_boost/ftmod_sangoma_boost.c
index baaa301818..a258184d01 100644
--- a/libs/freetdm/src/ftmod/ftmod_sangoma_boost/ftmod_sangoma_boost.c
+++ b/libs/freetdm/src/ftmod/ftmod_sangoma_boost/ftmod_sangoma_boost.c
@@ -60,6 +60,9 @@ static time_t congestion_timeouts[MAX_TRUNK_GROUPS];
 
 static ftdm_sangoma_boost_trunkgroup_t *g_trunkgroups[MAX_TRUNK_GROUPS];
 
+static ftdm_io_interface_t ftdm_sangoma_boost_interface;
+static ftdm_status_t ftdm_sangoma_boost_list_sigmods(ftdm_stream_handle_t *stream);
+
 #define BOOST_QUEUE_SIZE 500
 
 /* get freetdm span and chan depending on the span mode */
@@ -1762,6 +1765,81 @@ end:
 	return NULL;
 }
 
+
+#define FTDM_BOOST_SYNTAX "list sigmods | <sigmod_name> <command>"
+/**
+ * \brief API function to kill or debug a sangoma_boost span
+ * \param stream API stream handler
+ * \param data String containing argurments
+ * \return Flags
+ */
+static FIO_API_FUNCTION(ftdm_sangoma_boost_api)
+{
+	char *mycmd = NULL, *argv[10] = { 0 };
+	int argc = 0;
+
+	if (data) {
+		mycmd = ftdm_strdup(data);
+		argc = ftdm_separate_string(mycmd, ' ', argv, (sizeof(argv) / sizeof(argv[0])));
+	}
+
+	if (argc > 1) {
+		if (!strcasecmp(argv[0], "list")) {
+			if (!strcasecmp(argv[1], "sigmods")) {
+				if (ftdm_sangoma_boost_list_sigmods(stream) != FTDM_SUCCESS) {
+					stream->write_function(stream, "%s: -ERR failed to execute cmd\n", __FILE__);
+					goto done;
+				}
+				goto done;
+			}
+		} else {
+			boost_sigmod_interface_t *sigmod_iface = NULL;
+			sigmod_iface = hashtable_search(g_boost_modules_hash, argv[0]);
+			if (sigmod_iface) {
+				char *p = strchr(data, ' ');
+				if (++p) {
+					char* mydup = strdup(p);
+					if(sigmod_iface->exec_api == NULL) {
+						stream->write_function(stream, "%s does not support api functions\n", sigmod_iface->name);
+						goto done;
+					}
+					//stream->write_function(stream, "sigmod:%s command:%s\n", sigmod_iface->name, mydup);
+					if (sigmod_iface->exec_api(stream, mydup) != FTDM_SUCCESS) {
+						stream->write_function(stream, "-ERR:failed to execute command:%s\n", mydup);
+					}
+					free(mydup);
+				}
+				
+				goto done;
+			} else {
+				stream->write_function(stream, "-ERR: Could not find sigmod %s\n", argv[0]);
+			}
+		}
+	}
+	stream->write_function(stream, "-ERR: Usage: %s\n", FTDM_BOOST_SYNTAX);
+done:
+	ftdm_safe_free(mycmd);
+	return FTDM_SUCCESS;
+}
+
+/**
+ * \brief Loads sangoma_boost IO module
+ * \param fio FreeTDM IO interface
+ * \return Success
+ */
+static FIO_IO_LOAD_FUNCTION(ftdm_sangoma_boost_io_init)
+{
+	assert(fio != NULL);
+	memset(&ftdm_sangoma_boost_interface, 0, sizeof(ftdm_sangoma_boost_interface));
+
+	ftdm_sangoma_boost_interface.name = "boost";
+	ftdm_sangoma_boost_interface.api = ftdm_sangoma_boost_api;
+
+	*fio = &ftdm_sangoma_boost_interface;
+
+	return FTDM_SUCCESS;
+}
+
 /**
  * \brief Loads sangoma boost signaling module
  * \param fio FreeTDM IO interface
@@ -2250,12 +2328,31 @@ static FIO_CONFIGURE_SPAN_SIGNALING_FUNCTION(ftdm_sangoma_boost_configure_span)
 	return FTDM_SUCCESS;
 }
 
+static ftdm_status_t ftdm_sangoma_boost_list_sigmods(ftdm_stream_handle_t *stream)
+{
+	ftdm_hash_iterator_t *i = NULL;
+	boost_sigmod_interface_t *sigmod_iface = NULL;
+	const void *key = NULL;
+	void *val = NULL;
+
+	stream->write_function(stream, "List of loaded sigmod modules:\n");
+	for (i = hashtable_first(g_boost_modules_hash); i; i = hashtable_next(i)) {
+		hashtable_this(i, &key, NULL, &val);
+		if (key && val) {
+			sigmod_iface = val;
+			stream->write_function(stream, "  %s\n", sigmod_iface->name);
+		}
+	}
+	stream->write_function(stream, "\n");
+	return FTDM_SUCCESS;
+}
+
 /**
  * \brief FreeTDM sangoma boost signaling module definition
  */
 EX_DECLARE_DATA ftdm_module_t ftdm_module = { 
 	/*.name =*/ "sangoma_boost",
-	/*.io_load =*/ NULL,
+	/*.io_load =*/ ftdm_sangoma_boost_io_init,
 	/*.io_unload =*/ NULL,
 	/*.sig_load = */ ftdm_sangoma_boost_init,
 	/*.sig_configure =*/ NULL,
diff --git a/libs/freetdm/src/ftmod/ftmod_sangoma_boost/sangoma_boost_interface.h b/libs/freetdm/src/ftmod/ftmod_sangoma_boost/sangoma_boost_interface.h
index b555e24338..d7ad6de84f 100644
--- a/libs/freetdm/src/ftmod/ftmod_sangoma_boost/sangoma_boost_interface.h
+++ b/libs/freetdm/src/ftmod/ftmod_sangoma_boost/sangoma_boost_interface.h
@@ -37,7 +37,6 @@
 
 #include "freetdm.h"
 
-
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -180,6 +179,15 @@ typedef ftdm_status_t (*boost_on_load_func_t) BOOST_ON_LOAD_ARGS;
 typedef ftdm_status_t (*boost_on_unload_func_t) BOOST_ON_UNLOAD_ARGS;
 #define BOOST_ON_UNLOAD_FUNCTION(name) ftdm_status_t name BOOST_ON_UNLOAD_ARGS 
 
+/*!
+	\brief Called when user wants to execute sigmod api function
+	\return FTDM_SUCCESS or FTDM_FAIL
+ */
+#define BOOST_API_ARGS (ftdm_stream_handle_t *stream, char *cmd)
+typedef ftdm_status_t (*boost_api_func_t) BOOST_API_ARGS;
+#define BOOST_API_FUNCTION(name) ftdm_status_t name BOOST_API_ARGS
+
+
 /*! 
   \brief The boost signaling module interface 
  */
@@ -212,6 +220,8 @@ typedef struct boost_sigmod_interface_s {
 	boost_on_load_func_t on_load;
 	/*! \brief the module is about to be unloaded */
 	boost_on_unload_func_t on_unload;
+	/*! \brief module api function */
+	boost_api_func_t  exec_api;
 	/*! \brief private pointer for the interface user */
 	void *pvt;
 } boost_sigmod_interface_t;