diff --git a/control/control.py b/control/control.py
new file mode 100755
index 00000000..d3e55f81
--- /dev/null
+++ b/control/control.py
@@ -0,0 +1,59 @@
+import sys
+import telnetlib
+import json
+import threading
+import time
+
+if len(sys.argv) < 3:
+	print("usage: control.py <SERVER HOST> [setVolume|setName]")
+	sys.exit(0)
+
+telnet = telnetlib.Telnet(sys.argv[1], 1705)
+requestId = 1
+
+def doRequest( j, requestId ):
+	print("send: " + j)
+	telnet.write(j + "\r\n")
+	while (True):
+		response = telnet.read_until("\r\n", 2)
+		jResponse = json.loads(response)
+		if 'id' in jResponse:
+			if jResponse['id'] == requestId:
+#				print("recv: " + response)
+				return jResponse;
+	return;
+
+def setVolume(client, volume):
+	global requestId
+	doRequest(json.dumps({'jsonrpc': '2.0', 'method': 'Client.SetVolume', 'params': {'client':  client, 'volume': volume}, 'id': requestId}), requestId)
+	requestId = requestId + 1
+
+def setName(client, name):
+	global requestId
+	doRequest(json.dumps({'jsonrpc': '2.0', 'method': 'Client.SetName', 'params': {'client':  client, 'name': name}, 'id': requestId}), requestId)
+	requestId = requestId + 1
+
+if sys.argv[2] == "setVolume":
+	if len(sys.argv) < 4:
+		print("usage: control.py <SERVER HOST> setVolume <VOLUME>")
+		exit(0)
+	volume = int(sys.argv[3])
+	j = doRequest(json.dumps({'jsonrpc': '2.0', 'method': 'System.GetStatus', 'id': 1}), 1)
+	for client in j["result"]["clients"]:
+		setVolume(client['MAC'], volume)
+
+elif sys.argv[2] == "setName":
+	if len(sys.argv) < 5:
+		print("usage: control.py <SERVER HOST> setName <MAC> <NAME>")
+		exit(0)
+	setName(sys.argv[3], sys.argv[4])
+
+else:
+	print("unknown command \"" + sys.argv[2] + "\"")
+
+j = doRequest(json.dumps({'jsonrpc': '2.0', 'method': 'System.GetStatus', 'id': 1}), 1)
+for client in j["result"]["clients"]:
+	print("MAC: " + client['MAC'] + ", conntect: " + str(client['connected']) + ", volume: " + str(client['volume']['percent']) + ", name: " + client['name'] + ", host: " + client['host'])
+
+telnet.close
+
diff --git a/control/setVolume.py b/control/setVolume.py
index f850e915..114874ca 100755
--- a/control/setVolume.py
+++ b/control/setVolume.py
@@ -15,8 +15,8 @@ def doRequest( j, requestId ):
 		jResponse = json.loads(response)
 		if 'id' in jResponse:
 			if jResponse['id'] == requestId:
-				print("recv: " + response)
-				return;
+#				print("recv: " + response)
+				return jResponse;
 	return;
 
 def setVolume(client, volume):
@@ -25,11 +25,13 @@ def setVolume(client, volume):
 	requestId = requestId + 1
 
 volume = int(sys.argv[2])
-doRequest(json.dumps({'jsonrpc': '2.0', 'method': 'System.GetStatus', 'id': 1}), 1)
-setVolume("00:21:6a:7d:74:fc", volume)
-setVolume("80:1f:02:ed:fd:e0", volume)
-setVolume("74:da:38:00:85:e2", volume)
-setVolume("80:1f:02:ff:79:6e", volume)
-setVolume("bc:5f:f4:ca:cd:64", volume)
+j = doRequest(json.dumps({'jsonrpc': '2.0', 'method': 'System.GetStatus', 'id': 1}), 1)
+for client in j["result"]["clients"]:
+	setVolume(client['MAC'], volume)
+
+j = doRequest(json.dumps({'jsonrpc': '2.0', 'method': 'System.GetStatus', 'id': 1}), 1)
+for client in j["result"]["clients"]:
+	print("MAC: " + client['MAC'] + ", name: " + client['name'] + ", conntect: " + str(client['connected']) + ", volume: " + str(client['volume']['percent']))
+
 telnet.close