diff --git a/src/DummyClient.py b/src/DummyClient.py
new file mode 100644
index 0000000..3482862
--- /dev/null
+++ b/src/DummyClient.py
@@ -0,0 +1,73 @@
+from loguru import logger
+import os
+import configparser
+import json
+import argparse
+import importlib
+import sys
+import paho.mqtt.client as mqtt
+from time import sleep
+
+DEFAULT_CONFIG_FILE = './config/dummyClientConfig.ini'
+    
+
+
+
+parser = argparse.ArgumentParser(description="DummyClient.py")
+parser.add_argument('--operation', '-o',
+                    help='Operation to perform.',
+                    required=True)
+parser.add_argument('--params', '-p',
+                    help='JSON string with parameter for the selected operation, default: {}',                    
+                    required=False,
+                    default="{}")
+parser.add_argument('--config', '-c',
+                    help='configuration file, default: {}'.format(DEFAULT_CONFIG_FILE),                    
+                    required=False,
+                    default=DEFAULT_CONFIG_FILE)
+parser.add_argument('--verbosity', '-v',
+                    help='Minimal log level for output: DEBUG, INFO, WARNING, ..., default: DEBUG',
+                    required=False,
+                    default="DEBUG")                    
+parser.add_argument('--nocolorize', '-n',
+                    help='disable colored output (for cron)',
+                    required=False,
+                    action='store_true',
+                    default=False)
+
+args = parser.parse_args()
+operation = args.operation
+params = json.loads(args.params)
+logLevel = args.verbosity
+noColorize = args.nocolorize
+
+config = configparser.ConfigParser()
+config.read(args.config)
+
+
+logger.remove()
+logger.add(sys.stderr, colorize=(not noColorize), level=logLevel)
+
+logger.info("Start DummyClient")
+try:
+    client = mqtt.Client()
+    if ("login" in config["mqtt"]) and ("password" in config["mqtt"]):
+        client.username_pw_set(config["mqtt"]["login"], config["mqtt"]["password"])
+    client.connect(config["mqtt"]["broker"])
+    client.loop_start()
+    logger.debug("mqtt loop started")
+
+    opMod = importlib.import_module(operation)
+    logger.info(f"Operation {operation} loaded, about to perform operation")
+    opMod.perform(client, params)
+    logger.info("Operation returned")
+except Exception as err:
+    logger.error("Exception: {}".format(str(err)))
+    raise err
+finally:
+    logger.info("About to shutdown mqtt connection")
+    client.disconnect()
+    client.loop_stop()
+    logger.info("mqtt connection down")
+
+
diff --git a/src/DummyEGM1.py b/src/DummyEGM1.py
new file mode 100644
index 0000000..badf3bf
--- /dev/null
+++ b/src/DummyEGM1.py
@@ -0,0 +1,64 @@
+from loguru import logger
+from datetime import datetime
+from time import sleep
+import json
+from random import random, sample
+
+TOPIC_PRE = "rd/set01"
+
+def sendCmd(client, cmd):
+    msg = {
+        "ts": str(datetime.now()),
+        "en": "EGM Test Experiment",
+        "ec": "Lorem ipsum dolor sit amet",
+        "es": cmd
+    }
+    topic = f"{TOPIC_PRE}/rig01/cmd"
+    client.publish(topic, json.dumps(msg))
+
+def sendLog(client):
+    msg = {
+        "ts": str(datetime.now()),
+        "v": [
+            { "n": "v1", "v": random() },
+            { "n": "v2", "v": random() },
+            { "n": "v3", "v": random() },
+            { "n": "v4", "v": random() },
+            { "n": "v5", "v": random() },
+            { "n": "v6", "v": random() },
+        ]
+    }
+    topic = f"{TOPIC_PRE}/rig01/log"
+    client.publish(topic, json.dumps(msg))
+
+def sendValue(client):
+    msg = {
+        "ts": str(datetime.now()),
+        "dt": 100,
+        "v": sample(range(0xffffffff), 1000)
+    }
+    topic = f"{TOPIC_PRE}/rig01/dev05/md"
+    client.publish(topic, json.dumps(msg))
+
+
+def perform(client, params):
+    logger.info("Start")
+    sendCmd(client, "start")
+
+    for i in range(10):
+        sendValue(client)
+        sleep(1.0)
+        sendValue(client)
+        sleep(1.0)
+        sendValue(client)
+        sleep(1.0)
+        sendValue(client)
+        sleep(1.0)
+        sendValue(client)
+        sleep(1.0)
+        sendValue(client)
+        sendLog(client)
+        sleep(1.0)
+
+    logger.info("Stop")
+    sendCmd(client, "stop")
diff --git a/src/config/dummyClientConfig.ini b/src/config/dummyClientConfig.ini
new file mode 100644
index 0000000..64684c5
--- /dev/null
+++ b/src/config/dummyClientConfig.ini
@@ -0,0 +1,4 @@
+[mqtt]
+login=
+password=
+broker=172.16.2.16