diff --git a/1toN/plane.py b/1toN/plane.py
deleted file mode 100644
index 2f54d39..0000000
--- a/1toN/plane.py
+++ /dev/null
@@ -1,52 +0,0 @@
-import paho.mqtt.client as mqtt
-
-
-def on_connect(self, userdata, flags, rc):
-    print("Connected with result code " + str(rc))
-    client.subscribe(topicBroadcast)
-
-
-def on_message(self, userdata, msg):
-    msg = msg.payload.decode('utf-8')
-    print(f"msg.topic {msg}")
-    command = f"Receive commend  {msg} from client2"
-    publish(topicAck, command)
-
-
-def publish(topics, message, waitForAck=False):
-    mid = client.publish(topics, message, 2)[1]
-    print(f"just published {message} to topic")
-    if waitForAck:
-        while mid not in client.topic_ack:
-            print("wait for ack")
-            time.sleep(0.25)
-        client.topic_ack.remove(mid)
-
-
-def on_publish(self, userdata, mid):
-    print("ack")
-    client.topic_ack.append(mid)
-
-
-def initialise_clients(clientName):
-    # callback assignment
-    initialise_client = mqtt.Client(clientName, False)
-    initialise_client.topic_ack = []
-    return initialise_client
-
-
-host = "192.168.50.149"
-port = 1883
-username = "client2"
-topicBroadcast = "mqtt/startUp3to1"
-topicAck = "mqtt/topicAck3to1"
-
-client = initialise_clients(username)
-
-client.on_connect = on_connect
-
-client.on_message = on_message
-
-client.connect(host, port, 60)
-
-client.loop_forever()