diff --git a/index-lab.adoc b/index-lab.adoc
index e75f8d3..2766b73 100644
--- a/index-lab.adoc
+++ b/index-lab.adoc
@@ -27,11 +27,6 @@ Lab docs
 
 TIP: How It Works, Apps, Swarm: The Five Principles of Swarm Intelligence
 
-=== http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/Intro-Arduino.adoc.html[Intro Arduino^] 
-
-=== http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/SensorNode.adoc.html[Sensor Node/Mote^] 
-
-=== http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/SensorNode2Server.adoc.html[Sensor node/mote Connect2Server^] 
 
 
 
diff --git a/index-lab.adoc.backup b/index-lab.adoc.backup
new file mode 100644
index 0000000..e75f8d3
--- /dev/null
+++ b/index-lab.adoc.backup
@@ -0,0 +1,42 @@
+= IoT Docs on SwarmLab.io !
+Apostolos rootApostolos@swarmlab.io
+// Metadata:
+:description: SwarmLab Labs
+:keywords: iot, swarm, Linux, OS, Sec
+:data-uri:
+:toc: right
+:toc-title: Πίνακας περιεχομένων
+:toclevels: 4
+:source-highlighter: highlight
+:icons: font
+:sectnums: 
+
+
+
+{empty} +
+
+
+Lab docs
+
+
+
+== IoT Docs
+
+
+=== http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/Intro-IoT.adoc.html[Intro IoT^] 
+
+TIP: How It Works, Apps, Swarm: The Five Principles of Swarm Intelligence
+
+=== http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/Intro-Arduino.adoc.html[Intro Arduino^] 
+
+=== http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/SensorNode.adoc.html[Sensor Node/Mote^] 
+
+=== http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/SensorNode2Server.adoc.html[Sensor node/mote Connect2Server^] 
+
+
+
+
+
+
+
+
diff --git a/index-lab.adoc.html b/index-lab.adoc.html
index 06d4cba..193458c 100644
--- a/index-lab.adoc.html
+++ b/index-lab.adoc.html
@@ -452,9 +452,6 @@ body.book #toc,body.book #preamble,body.book h1.sect0,body.book .sect1>h2{page-b
 <li><a href="#_iot_docs">1. IoT Docs</a>
 <ul class="sectlevel2">
 <li><a href="#_intro_iot">1.1. Intro IoT</a></li>
-<li><a href="#_intro_arduino">1.2. Intro Arduino</a></li>
-<li><a href="#_sensor_nodemote">1.3. Sensor Node/Mote</a></li>
-<li><a href="#_sensor_nodemote_connect2server">1.4. Sensor node/mote Connect2Server</a></li>
 </ul>
 </li>
 </ul>
@@ -488,25 +485,13 @@ How It Works, Apps, Swarm: The Five Principles of Swarm Intelligence
 </tr>
 </table>
 </div>
-</div>
-<div class="sect2">
-<h3 id="_intro_arduino">1.2. <a href="http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/Intro-Arduino.adoc.html" target="_blank" rel="noopener">Intro Arduino</a></h3>
-
-</div>
-<div class="sect2">
-<h3 id="_sensor_nodemote">1.3. <a href="http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/SensorNode.adoc.html" target="_blank" rel="noopener">Sensor Node/Mote</a></h3>
-
-</div>
-<div class="sect2">
-<h3 id="_sensor_nodemote_connect2server">1.4. <a href="http://docs.swarmlab.io/SwarmLab-HowTos/labs/IoT/SensorNode2Server.adoc.html" target="_blank" rel="noopener">Sensor node/mote Connect2Server</a></h3>
-
 </div>
 </div>
 </div>
 </div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2020-10-12 12:21:31 UTC
+Last updated 2020-10-12 12:22:45 UTC
 </div>
 </div>
 </body>
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