diff --git a/.gitmodules b/.gitmodules
index 6d8647c..4fd1c93 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "mqtt"]
 	path = mqtt
 	url = https://git.mount-mockery.de/pylib/mqtt.git
+[submodule "report"]
+	path = report
+	url = https://git.mount-mockery.de/pylib/report.git
diff --git a/config.py b/config.py
new file mode 100644
index 0000000..cecd594
--- /dev/null
+++ b/config.py
@@ -0,0 +1,3 @@
+APP_NAME = 'mqtt_sniffer'
+
+DEBUG = True
\ No newline at end of file
diff --git a/mqtt_sniffer.py b/mqtt_sniffer.py
index 15324b9..3388f83 100644
--- a/mqtt_sniffer.py
+++ b/mqtt_sniffer.py
@@ -1,19 +1,24 @@
 import argparse
+import config
 import getpass
-import json
 import logging
 import mqtt
 import re
+import report
 import time
 
 from textual.app import App, ComposeResult
 from textual.containers import Vertical
-from textual.widgets import Footer, Header, Input, RichLog
+from textual.widgets import Footer, Header, Input, RichLog, Button
+
+try:
+    from config import APP_NAME as ROOT_LOGGER_NAME
+except ImportError:
+    ROOT_LOGGER_NAME = 'root'
+logger = logging.getLogger(ROOT_LOGGER_NAME)
 
 
-# TODO: Integrate sending of message (topic + payload)
-
-class MqttReceiver(object):
+class MqttHandler(object):
     def __init__(self, app):
         self.app = app
         args = app.args
@@ -22,9 +27,18 @@ class MqttReceiver(object):
         self.mqtt_client = mqtt.mqtt_client('mqtt_sniffer', args.hostname, args.port, username=args.username, password=password)
         self.mqtt_client.add_callback("#", self.__rx__)
 
+    def __get_logger__(self, prefix, topic):
+        return logging.getLogger(ROOT_LOGGER_NAME).getChild(prefix + '.' + topic.replace('/', '.'))
+
     def __rx__(self, client, userdata, message):
+        logger = self.__get_logger__('rx', message.topic)
+        logger.debug("Received message: topic=%s, payload=%s type=%s", message.topic, repr(message.payload), repr(type(message.payload)))
         self.app.call_from_thread(self.app.add_log, message)
 
+    def send(self, topic, payload):
+        logger = self.__get_logger__('tx', topic)
+        logger.debug("Sending message: topic=%s, payload=%s type=%s", topic, repr(payload), repr(type(payload)))
+        self.mqtt_client.send(topic, payload)
 
 class MqttSniffer(App):
     """a textual application for viewing mqtt messages."""
@@ -38,8 +52,11 @@ class MqttSniffer(App):
         self.args = args
         self.password = password
         #
+        self.mqtt = None
         self.all_logs = []
         self.topic_filter = ""
+        self.send_topic = ""
+        self.send_payload = ""
         self.log_display = RichLog(highlight=True, markup=True)
 
     def compose(self) -> ComposeResult:
@@ -49,11 +66,14 @@ class MqttSniffer(App):
             yield self.log_display
         with Vertical(id="bottom-bar"):
             yield Input(placeholder="topic filter...", id="topic_filter")
+            yield Input(placeholder="topic...", id="send_topic")
+            yield Input(placeholder="payload...", id="send_payload")
+            yield Button("Send", variant="success", id="send_button")
         yield Footer()
 
     def on_mount(self) -> None:
         """start the mqtt receiver."""
-        MqttReceiver(self)
+        self.mqtt = MqttHandler(self)
 
     def add_log(self, record) -> None:
         """Add new mqt messages and update the tui."""
@@ -74,15 +94,10 @@ class MqttSniffer(App):
                 pass    # No valid regular expression
 
         if topic_match:
-            try:
-                payload = json.loads(record.payload)
-            except:
-                payload = record.payload.decode('utf-8')
-
             message = (
                 f"[[dim]{asctime}[/dim]] "
                 f"[bold]{record.topic}[/bold] - "
-                f"{repr(payload)}"
+                f"{repr(record.payload)}"
             )
 
             self.log_display.write(message)
@@ -94,14 +109,29 @@ class MqttSniffer(App):
             self._apply_filters_to_log(record)
 
     def on_input_changed(self, message: Input.Changed) -> None:
-        """Update the filter and filtered messages after the user did changes."""
+        """Update the tui inputs and execute task, if requireed."""
         if message.input.id == "topic_filter":
             self.topic_filter = message.value
+            self._update_display()
+        elif message.input.id == "send_topic":
+            self.send_topic = message.value
+        elif message.input.id == "send_payload":
+            self.send_payload = message.value
 
-        self._update_display()
+    def on_button_pressed(self, event: Button.Pressed) -> None:
+        """Event handler called when a button is pressed."""
+        if event.button.id == "send_button":
+            if self.mqtt is not None:
+                self.mqtt.send(self.send_topic, self.send_payload)
 
 
 if __name__ == "__main__":
+    #
+    # Logging
+    #
+    if config.DEBUG:
+        report.appLoggingConfigure(None, None, ((config.APP_NAME, logging.DEBUG), ), target_level=logging.WARNING, fmt=report.SHORT_FMT, host='localhost', port=19996)
+
     #
     # Parse Arguments
     #
diff --git a/report b/report
new file mode 160000
index 0000000..74e6f20
--- /dev/null
+++ b/report
@@ -0,0 +1 @@
+Subproject commit 74e6f20d09cf76b3fbbdfa04c192b01708e50d5d
diff --git a/style.tcss b/style.tcss
index 159b353..44441e6 100644
--- a/style.tcss
+++ b/style.tcss
@@ -2,16 +2,30 @@
     layout: vertical;
     overflow-y: scroll;
     scrollbar-gutter: stable;
-    height: 89%;
+    height: 1fr;
 }
 
 #bottom-bar {
     layout: grid;
-    grid-size: 1;
-    height: 11%;
+    grid-size: 4;
+    grid-columns: 3fr 2fr 2fr 1fr;
+    height: 4;
     border-top: solid $primary;
 }
 
-#module_filter {
+#topic_filter {
     width: 100%;
 }
+
+#send_button {
+    width: 100%;
+}
+
+#send_topic {
+    width: 100%;
+}
+
+#send_payload {
+    width: 100%;
+}
+