diff --git a/src/mod/endpoints/mod_skinny/mod_skinny.c b/src/mod/endpoints/mod_skinny/mod_skinny.c
index 5925abebe4..5223a1409f 100644
--- a/src/mod/endpoints/mod_skinny/mod_skinny.c
+++ b/src/mod/endpoints/mod_skinny/mod_skinny.c
@@ -303,11 +303,16 @@ char * skinny_profile_find_session_uuid(skinny_profile_t *profile, listener_t *l
 		call_id_condition = switch_mprintf("1=1");
 	}
 	switch_assert(call_id_condition);
+
+	switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO,
+					"Attempting to find active call with criteria (%s and %s and %s)\n",
+					device_condition, line_instance_condition, call_id_condition);
+
 	if((sql = switch_mprintf(
 					"SELECT channel_uuid, line_instance "
 					"FROM skinny_active_lines "
 					"WHERE %s AND %s AND %s "
-					"ORDER BY call_state, channel_uuid", /* off hook first */
+					"ORDER BY call_state, line_instance, channel_uuid", /* off hook first */
 					device_condition, line_instance_condition, call_id_condition
 				))) {
 		skinny_execute_sql_callback(profile, profile->sql_mutex, sql,
@@ -917,6 +922,79 @@ switch_status_t channel_on_destroy(switch_core_session_t *session)
 	return SWITCH_STATUS_SUCCESS;
 }
 
+struct skinny_ring_active_calls_helper {
+    private_t *tech_pvt;
+    listener_t *listener;
+};
+
+int skinny_ring_active_calls_callback(void *pArg, int argc, char **argv, char **columnNames)
+{
+    struct skinny_ring_active_calls_helper *helper = pArg;
+    switch_core_session_t *session;
+
+    /* char *device_name = argv[0]; */
+    /* uint32_t device_instance = atoi(argv[1]); */
+    /* uint32_t position = atoi(argv[2]); */
+    uint32_t line_instance = atoi(argv[3]);
+    /* char *label = argv[4]; */
+    /* char *value = argv[5]; */
+    /* char *caller_name = argv[6]; */
+    uint32_t ring_on_idle = atoi(argv[7]);
+    /* uint32_t ring_on_active = atoi(argv[8]); */
+    /* uint32_t busy_trigger = atoi(argv[9]); */
+    /* char *forward_all = argv[10]; */
+    /* char *forward_busy = argv[11]; */
+    /* char *forward_noanswer = argv[12]; */
+    /* uint32_t noanswer_duration = atoi(argv[13]); */
+    /* char *channel_uuid = argv[14]; */
+    uint32_t call_id = atoi(argv[15]);
+    /* uint32_t call_state = atoi(argv[16]); */
+
+    session = skinny_profile_find_session(helper->listener->profile, helper->listener, &line_instance, call_id);
+
+    if(session) {
+        /* After going on-hook, start ringing if there is an active call in the SKINNY_RING_IN state */
+        skinny_log_l(helper->listener, SWITCH_LOG_DEBUG, "Start Ringer for active Call ID (%d), Line Instance (%d), Line State (%d).\n", call_id, line_instance, skinny_line_get_state(helper->listener,line_instance, call_id));
+
+        send_set_lamp(helper->listener, SKINNY_BUTTON_LINE, line_instance, SKINNY_LAMP_BLINK);
+
+        if ( ring_on_idle ) {
+            send_set_ringer(helper->listener, SKINNY_RING_INSIDE, SKINNY_RING_FOREVER, line_instance, call_id);
+        } else {
+            send_set_ringer(helper->listener, SKINNY_RING_FLASHONLY, SKINNY_RING_FOREVER, line_instance, call_id);
+        }
+
+        switch_core_session_rwunlock(session);
+    }
+
+    return 0;
+}
+
+switch_status_t skinny_ring_active_calls(listener_t *listener)
+/* Look for all SKINNY active calls in the SKINNY_RING_IN state and tell them to start ringing */
+{
+    struct skinny_ring_active_calls_helper helper = {0};
+    char *sql;
+
+    helper.listener = listener;
+
+    if ((sql = switch_mprintf(
+                    "SELECT skinny_lines.*, channel_uuid, call_id, call_state "
+                    "FROM skinny_active_lines "
+                    "INNER JOIN skinny_lines "
+                    "ON skinny_active_lines.device_name = skinny_lines.device_name "
+                    "AND skinny_active_lines.device_instance = skinny_lines.device_instance "
+                    "AND skinny_active_lines.line_instance = skinny_lines.line_instance "
+                    "WHERE skinny_lines.device_name='%s' AND skinny_lines.device_instance=%d "
+                    "AND (call_state=%d)",
+                    listener->device_name, listener->device_instance, SKINNY_RING_IN))) {
+        skinny_execute_sql_callback(listener->profile, listener->profile->sql_mutex, sql, skinny_ring_active_calls_callback, &helper);
+        switch_safe_free(sql);
+    }
+
+    return SWITCH_STATUS_SUCCESS;
+}
+
 struct channel_on_hangup_helper {
 	private_t *tech_pvt;
 	switch_call_cause_t cause;
@@ -1002,6 +1080,9 @@ int channel_on_hangup_callback(void *pArg, int argc, char **argv, char **columnN
 			send_set_speaker_mode(listener, SKINNY_SPEAKER_OFF);
 		}
 		send_set_ringer(listener, SKINNY_RING_OFF, SKINNY_RING_FOREVER, line_instance, call_id);
+
+        /* After hanging up this call, activate the ringer for any other active incoming calls */
+        skinny_ring_active_calls(listener);
 	}
 	return 0;
 }
diff --git a/src/mod/endpoints/mod_skinny/skinny_server.c b/src/mod/endpoints/mod_skinny/skinny_server.c
index 5a581de463..84d70d554a 100644
--- a/src/mod/endpoints/mod_skinny/skinny_server.c
+++ b/src/mod/endpoints/mod_skinny/skinny_server.c
@@ -112,6 +112,8 @@ switch_status_t skinny_create_incoming_session(listener_t *listener, uint32_t *l
 
 	skinny_line_get(listener, *line_instance_p, &button);
 
+	skinny_log_l(listener, SWITCH_LOG_INFO, "Attempting to create incoming session on Line %d\n", *line_instance_p);
+
 	if (!button || !button->shortname[0]) {
 		skinny_log_l(listener, SWITCH_LOG_CRIT, "Line %d not found on device\n", *line_instance_p);
 		goto error;
@@ -1075,6 +1077,58 @@ switch_status_t skinny_hold_active_calls(listener_t *listener)
 	return SWITCH_STATUS_SUCCESS;
 }
 
+struct skinny_hangup_active_calls_helper {
+    listener_t *listener;
+};
+
+int skinny_hangup_active_calls_callback(void *pArg, int argc, char **argv, char **columnNames)
+{
+    struct skinny_hangup_active_calls_helper *helper = pArg;
+    switch_core_session_t *session;
+
+    /* char *device_name = argv[0]; */
+    /* uint32_t device_instance = atoi(argv[1]); */
+    /* uint32_t position = atoi(argv[2]); */
+    uint32_t line_instance = atoi(argv[3]);
+    /* char *label = argv[4]; */
+    /* char *value = argv[5]; */
+    /* char *caller_name = argv[6]; */
+    /* uint32_t ring_on_idle = atoi(argv[7]); */
+    /* uint32_t ring_on_active = atoi(argv[8]); */
+    /* uint32_t busy_trigger = atoi(argv[9]); */
+    /* char *forward_all = argv[10]; */
+    /* char *forward_busy = argv[11]; */
+    /* char *forward_noanswer = argv[12]; */
+    /* uint32_t noanswer_duration = atoi(argv[13]); */
+    /* char *channel_uuid = argv[14]; */
+    uint32_t call_id = atoi(argv[15]);
+    uint32_t call_state = atoi(argv[16]);
+
+    session = skinny_profile_find_session(helper->listener->profile, helper->listener, &line_instance, call_id);
+
+    if(session) {
+        switch_channel_t *channel = NULL;
+        private_t *tech_pvt = NULL;
+
+        channel = switch_core_session_get_channel(session);
+        tech_pvt = switch_core_session_get_private(session);
+
+        if (tech_pvt->transfer_from_call_id) { /* Perform a blind transfer, instead of hanging up */
+            skinny_session_transfer(session, helper->listener, line_instance);
+        } else {
+            /* Hangup on an active call that is not in one of the states listed */
+            if ((call_state != SKINNY_ON_HOOK)&&(call_state != SKINNY_HOLD)&&(call_state != SKINNY_CALL_WAITING)&&(call_state != SKINNY_CALL_PARK)&&(call_state != SKINNY_IN_USE_REMOTELY)&&(call_state != SKINNY_RING_IN)) {
+                skinny_log_l(helper->listener, SWITCH_LOG_DEBUG, "Hangup Line Instance (%d), Call ID (%d), Line State (%d)\n", line_instance, tech_pvt->call_id, skinny_line_get_state(helper->listener,line_instance, call_id));
+                switch_channel_hangup(channel, SWITCH_CAUSE_NORMAL_CLEARING);
+            }
+        }
+
+        switch_core_session_rwunlock(session);
+    }
+
+    return 0;
+}
+
 /*****************************************************************************/
 /* SKINNY MESSAGE HANDLERS */
 /*****************************************************************************/
@@ -1537,18 +1591,13 @@ switch_status_t skinny_handle_stimulus_message(listener_t *listener, skinny_mess
 
 switch_status_t skinny_handle_off_hook_message(listener_t *listener, skinny_message_t *request)
 {
-	uint32_t line_instance = 1;
+	uint32_t line_instance = 0;
 	uint32_t call_id = 0;
 	switch_core_session_t *session = NULL;
 	private_t *tech_pvt = NULL;
 	uint32_t line_state;
 
-	if(skinny_check_data_length_soft(request, sizeof(request->data.off_hook))) {
-		if (request->data.off_hook.line_instance > 0) {
-			line_instance = request->data.off_hook.line_instance;
-		}
-		call_id = request->data.off_hook.call_id;
-	}
+	skinny_log_l(listener, SWITCH_LOG_INFO, "Attempting to handle off hook message for call_id %d and line_instance %d.\n", call_id, line_instance);
 
 	session = skinny_profile_find_session(listener->profile, listener, &line_instance, call_id);
 
@@ -1557,6 +1606,18 @@ switch_status_t skinny_handle_off_hook_message(listener_t *listener, skinny_mess
 	if(session && line_state == SKINNY_RING_IN ) { /*answering a call */
 		skinny_session_answer(session, listener, line_instance);
 	} else { /* start a new call */
+
+		/*  If we went off hook to make a call, establish the call with the appropriate line instance 
+			I'm not sure this actually makes any sense - plain off-hook with speaker or handset would 
+			always use the first line on device */
+
+		if(skinny_check_data_length_soft(request, sizeof(request->data.off_hook))) {
+			if (request->data.off_hook.line_instance > 0) {
+				line_instance = request->data.off_hook.line_instance;
+			}
+			call_id = request->data.off_hook.call_id;
+		}
+
 		skinny_create_incoming_session(listener, &line_instance, &session);
 		if ( ! session ) {
 			skinny_log_l_msg(listener, SWITCH_LOG_CRIT, "Unable to handle off hook message, could not create session.\n");
@@ -1580,34 +1641,31 @@ switch_status_t skinny_handle_on_hook_message(listener_t *listener, skinny_messa
 	switch_status_t status = SWITCH_STATUS_SUCCESS;
 	uint32_t line_instance = 0;
 	uint32_t call_id = 0;
-	switch_core_session_t *session = NULL;
+	struct skinny_hangup_active_calls_helper helper = {0};
+	char *sql;
 
 	if(skinny_check_data_length_soft(request, sizeof(request->data.on_hook))) {
 		line_instance = request->data.on_hook.line_instance;
 		call_id = request->data.on_hook.call_id;
 	}
+    skinny_log_l(listener, SWITCH_LOG_INFO, "Attempting to handle on hook message for Call ID (%d), Line Instance (%d).\n", call_id, line_instance);
 
-	session = skinny_profile_find_session(listener->profile, listener, &line_instance, call_id);
+    /* Walk through all active calls for this device. The callback should hangup any active calls that should be terminated when the device goes on-hook */
 
-	if(session) {
-		switch_channel_t *channel = NULL;
-		private_t *tech_pvt = NULL;
+    helper.listener = listener;
 
-		channel = switch_core_session_get_channel(session);
-		tech_pvt = switch_core_session_get_private(session);
-
-		if (tech_pvt->transfer_from_call_id) { /* blind transfer */
-			status = skinny_session_transfer(session, listener, line_instance);
-		} else {
-			if (skinny_line_get_state(listener, line_instance, call_id) != SKINNY_IN_USE_REMOTELY) {
-				switch_channel_hangup(channel, SWITCH_CAUSE_NORMAL_CLEARING);
-			}
-		}
-	}
-
-	if(session) {
-		switch_core_session_rwunlock(session);
-	}
+    if ((sql = switch_mprintf(
+                    "SELECT skinny_lines.*, channel_uuid, call_id, call_state "
+                    "FROM skinny_active_lines "
+                    "INNER JOIN skinny_lines "
+                    "ON skinny_active_lines.device_name = skinny_lines.device_name "
+                    "AND skinny_active_lines.device_instance = skinny_lines.device_instance "
+                    "AND skinny_active_lines.line_instance = skinny_lines.line_instance "
+                    "WHERE skinny_lines.device_name='%s' AND skinny_lines.device_instance=%d",
+                    listener->device_name, listener->device_instance))) {
+        skinny_execute_sql_callback(listener->profile, listener->profile->sql_mutex, sql, skinny_hangup_active_calls_callback, &helper);
+        switch_safe_free(sql);
+    }
 
 	return status;
 }
@@ -2137,6 +2195,10 @@ switch_status_t skinny_handle_soft_key_event_message(listener_t *listener, skinn
 			}
 			break;
 		case SOFTKEY_ANSWER:
+			/* find first ringing line - ccm behavior */
+			line_instance = 0;
+			call_id = 0;
+
 			session = skinny_profile_find_session(listener->profile, listener, &line_instance, call_id);
 			if(session) {
 				status = skinny_session_answer(session, listener, line_instance);