diff --git a/src/emqttd_app.erl b/src/emqttd_app.erl
index 272ccffc9..7709d134f 100644
--- a/src/emqttd_app.erl
+++ b/src/emqttd_app.erl
@@ -200,6 +200,8 @@ stop_listener({Proto, ListenOn, _Opts}) when Proto == http; Proto == ws ->
     mochiweb:stop_http('mqtt:ws', ListenOn);
 stop_listener({Proto, ListenOn, _Opts}) when Proto == https; Proto == wss ->
     mochiweb:stop_http('mqtt:wss', ListenOn);
+stop_listener({Proto, ListenOn, _Opts}) when Proto == api ->
+    mochiweb:stop_http('mqtt:api', ListenOn);
 stop_listener({Proto, ListenOn, _Opts}) ->
     esockd:close(Proto, ListenOn).
 
diff --git a/src/emqttd_cli.erl b/src/emqttd_cli.erl
index 6918c68e8..6ff94893c 100644
--- a/src/emqttd_cli.erl
+++ b/src/emqttd_cli.erl
@@ -330,7 +330,7 @@ bridges(["options"]) ->
     ?PRINT_MSG("  suffix  = string~n"),
     ?PRINT_MSG("  queue   = integer~n"),
     ?PRINT_MSG("Example:~n"),
-    ?PRINT_MSG("  qos=2,prefix=abc/,suffix=/yxz,queue=1000~n");
+    ?PRINT_MSG("  prefix=abc/,suffix=/yxz,queue=1000~n");
 
 bridges(["start", SNode, Topic]) ->
     case emqttd_bridge_sup_sup:start_bridge(list_to_atom(SNode), list_to_binary(Topic)) of
diff --git a/src/emqttd_cluster.erl b/src/emqttd_cluster.erl
index ab40875aa..28b2d1723 100644
--- a/src/emqttd_cluster.erl
+++ b/src/emqttd_cluster.erl
@@ -50,7 +50,7 @@ prepare() ->
 %% @doc Is node in cluster?
 -spec(is_clustered(node()) -> boolean()).
 is_clustered(Node) ->
-    lists:member(Node, emqttd_mnesia:running_nodes()).
+    lists:member(Node, emqttd_mnesia:cluster_nodes(all)).
 
 %% @doc Reboot after join or leave cluster.
 -spec(reboot() -> ok).
diff --git a/src/emqttd_mnesia.erl b/src/emqttd_mnesia.erl
index 31fa88d3a..d8e0f88af 100644
--- a/src/emqttd_mnesia.erl
+++ b/src/emqttd_mnesia.erl
@@ -27,7 +27,7 @@
 
 %% Cluster mnesia
 -export([join_cluster/1, cluster_status/0, leave_cluster/0,
-         remove_from_cluster/1, running_nodes/0]).
+         remove_from_cluster/1, cluster_nodes/1, running_nodes/0]).
 
 %% Schema and tables
 -export([copy_schema/1, delete_schema/0, del_schema_copy/1,
@@ -213,10 +213,18 @@ connect(Node) ->
         Error        -> Error
     end.
 
-%% @doc Running nodes
+%% @doc Running nodes.
 -spec(running_nodes() -> list(node())).
-running_nodes() ->
-    mnesia:system_info(running_db_nodes).
+running_nodes() -> cluster_nodes(running).
+
+%% @doc Cluster nodes.
+-spec(cluster_nodes(all | running | stopped) -> [node()]).
+cluster_nodes(all) ->
+    mnesia:system_info(db_nodes);
+cluster_nodes(running) ->
+    mnesia:system_info(running_db_nodes);
+cluster_nodes(stopped) ->
+    cluster_nodes(all) -- cluster_nodes(running).
 
 %% @private
 ensure_ok(ok) -> ok;