diff --git a/Dockerfile_laufschrift b/Dockerfile_laufschrift
new file mode 100644
index 0000000..d8b01ae
--- /dev/null
+++ b/Dockerfile_laufschrift
@@ -0,0 +1,16 @@
+FROM node:9-alpine
+
+WORKDIR /opt/app
+ADD . /opt/app
+
+RUN apk add --no-cache tzdata
+ENV TZ Europe/Berlin
+RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
+
+RUN touch cmds.sh \
+	&& echo 'npm start' >>cmds.sh
+
+EXPOSE 3011
+
+CMD sh ./cmds.sh
+
diff --git a/build_and_copy.sh b/build_and_copy.sh
new file mode 100755
index 0000000..6ce3609
--- /dev/null
+++ b/build_and_copy.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+# Build Docker-Container
+#
+# Call: buildit.sh name [target]
+#
+# The Dockerfile must be named like Dockerfile_name
+#
+# 2018-09-20 rxf
+#   -  before sending docker image to remote, tag actual remote image
+#
+# 2018-09-14  rxf
+#   - first Version
+#
+
+# set -x
+if [ $# -lt 1 ]
+  then
+    echo "Usage buildit_and_copy.sh name [target]"
+    echo "   name:   Name of container"
+    echo "   target: Where to copy the container to (optional)"
+    exit
+fi
+
+ docker build -f Dockerfile_$1 -t $1 .
+
+if [ $2 != "" ]
+then
+    dat=`date +%Y%m%d%H%M`
+    ssh $2 "docker tag $1 $1:V_$dat"
+    docker save $1 | bzip2 | pv | ssh $2 'bunzip2 | docker load'
+fi
\ No newline at end of file
diff --git a/package.json b/package.json
index bf49b48..60b8f78 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "version": "0.0.0",
   "private": true,
   "scripts": {
-    "start": "node ./bin/www"
+    "start": "node ./bin/www >>/var/log/laufschrift.log 2>&1"
   },
   "dependencies": {
     "cookie-parser": "~1.4.3",
diff --git a/routes/switch.js b/routes/switch.js
index 98aec75..f3b36b9 100644
--- a/routes/switch.js
+++ b/routes/switch.js
@@ -8,9 +8,28 @@ let tio;
 const brenndauer = 300;                                      // 20sec Relais ON
 
 // MQTT:
+let MQTTHOST = process.env.MQTTHOST;
+let MQTTPORT = process.env.MQTTPORT;
+let MQTTUSR = process.env.MQTTUSR;
+let MQTTPWD = process.env.MQTTPWD;
+
+/*
+if (MQTTHOST === undefined) { MQTTHOST = 'localhost';}
+if (MQTTPORT === undefined) { MQTTPORT = 1883;}
+if (MQTTUSR === undefined) { MQTTUSR = "";}
+if (MQTTPWD === undefined) { MQTTPWD = "";}
+*/
+
+if (MQTTHOST === undefined) { MQTTHOST = 'laufschrift.rexfue.de';}
+if (MQTTPORT === undefined) { MQTTPORT = 1883;}
+if (MQTTUSR === undefined) { MQTTUSR = "stwLauf";}
+if (MQTTPWD === undefined) { MQTTPWD = "37CrNcgP";}
+
+console.log("H",MQTTHOST," P",MQTTPORT," U",MQTTUSR," p",MQTTPWD);
+
 let connected = false;
 let relais = 'MIST';
-let client = mqtt.connect('mqtt://play.rexfue.de');
+let client = mqtt.connect("mqtt://" + MQTTHOST + ":" + MQTTPORT,{username: MQTTUSR, password: MQTTPWD});
 let offtime = "";
 let retur = {};