diff --git a/ubmrello.xmi b/ubmrello.xmi
index 549c17b..2f4d87d 100644
--- a/ubmrello.xmi
+++ b/ubmrello.xmi
@@ -1,133 +1,248 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<XMI xmi.version="1.2" xmlns:UML="http://schema.omg.org/spec/UML/1.4" timestamp="2020-04-06T18:19:03" verified="false">
+<XMI timestamp="2020-05-13T15:05:32" verified="false" xmlns:UML="http://schema.omg.org/spec/UML/1.4" xmi.version="1.2">
  <XMI.header>
   <XMI.documentation>
    <XMI.exporter>umbrello uml modeller http://umbrello.kde.org</XMI.exporter>
    <XMI.exporterVersion>1.6.17</XMI.exporterVersion>
    <XMI.exporterEncoding>UnicodeUTF8</XMI.exporterEncoding>
   </XMI.documentation>
-  <XMI.metamodel xmi.version="1.4" href="UML.xml" xmi.name="UML"/>
+  <XMI.metamodel href="UML.xml" xmi.name="UML" xmi.version="1.4"/>
  </XMI.header>
  <XMI.content>
-  <UML:Model isRoot="false" isLeaf="false" isSpecification="false" isAbstract="false" name="UML Model" xmi.id="m1">
+  <UML:Model isRoot="false" xmi.id="m1" isSpecification="false" isLeaf="false" name="UML Model" isAbstract="false">
    <UML:Namespace.ownedElement>
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-    <UML:Model isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Logical View" namespace="m1" xmi.id="Logical_View">
+    <UML:Stereotype isRoot="false" visibility="public" isSpecification="false" xmi.id="folder" isLeaf="false" namespace="m1" isAbstract="false" name="folder"/>
+    <UML:Model isRoot="false" visibility="public" isSpecification="false" xmi.id="Logical_View" isLeaf="false" namespace="m1" isAbstract="false" name="Logical View">
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+        <UML:DataType isRoot="false" visibility="public" isSpecification="false" xmi.id="uIzdA1MaYRDiz" isLeaf="false" namespace="Datatypes" isAbstract="false" name="int"/>
+        <UML:DataType isRoot="false" visibility="public" isSpecification="false" xmi.id="ugIQ080Yo6T0d" isLeaf="false" namespace="Datatypes" isAbstract="false" name="float"/>
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+        <UML:DataType isRoot="false" visibility="public" isSpecification="false" xmi.id="u35Ebi8GI0I8K" isLeaf="false" namespace="Datatypes" isAbstract="false" name="bool"/>
+        <UML:DataType isRoot="false" visibility="public" isSpecification="false" xmi.id="u8INC5gaVS3nD" isLeaf="false" namespace="Datatypes" isAbstract="false" name="string"/>
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+        <UML:DataType isRoot="false" visibility="public" isSpecification="false" xmi.id="uvVNzt6BFYC4J" isLeaf="false" namespace="Datatypes" isAbstract="false" name="long int"/>
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+        <UML:DataType isRoot="false" visibility="public" isSpecification="false" xmi.id="uLCEPb8LOhMPG" isLeaf="false" namespace="Datatypes" isAbstract="false" name="unsigned long int"/>
+        <UML:DataType isRoot="false" visibility="public" isSpecification="false" xmi.id="uzkf4wjm8P8u2" isLeaf="false" namespace="Datatypes" isAbstract="false" name="long double"/>
+        <UML:DataType isRoot="false" visibility="public" isSpecification="false" xmi.id="udIJnie13lMjQ" isLeaf="false" namespace="Datatypes" isAbstract="false" name="wchar_t"/>
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-      <UML:Package isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Sequence Diagrams" namespace="Logical_View" stereotype="folder" xmi.id="uhWx7cptvTX0F">
+      <UML:Package isRoot="false" visibility="public" isSpecification="false" xmi.id="uhWx7cptvTX0F" isLeaf="false" namespace="Logical_View" isAbstract="false" name="Sequence Diagrams" stereotype="folder">
        <UML:Namespace.ownedElement/>
        <XMI.extension xmi.extender="umbrello">
         <diagrams resolution="96">
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+         <diagram textcolor="#000000" showpubliconly="0" autoincrementsequence="1" showopsig="1" showatts="1" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" showattsig="1" canvaswidth="277" showscope="1" zoom="142.31771646040087" isopen="1" griddotcolor="#d3d3d3" xmi.id="umZ7N6ZNRre6P" showattribassocs="1" usefillcolor="1" linewidth="0" localid="-1" snapx="25" type="3" backgroundcolor="#ffffff" showops="1" name="producer_init" showgrid="0" showpackage="1" snapgrid="0" fillcolor="#ffff00" snapcsgrid="0" snapy="25" linecolor="#ff0000" canvasheight="158" documentation="" showstereotype="1">
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           <messages>
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+           <messagewidget textcolor="none" textid="uc0ymuFRyL2Gv" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uWDH8SzLoVYVQ" width="206" y="166" height="23" operation="ucC4zTmqkxW0l" xmi.id="ucC4zTmqkxW0l" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uY1EWYHd88CPv" seqnum="1" widgetaid="uHnuVXJjeFSfx" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-6275" linecolor="#ff0000" showstereotype="1">
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+           <floatingtext textcolor="#000000" pretext="" text="while NOT status" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="111" role="700" y="178" height="22" xmi.id="ud5oIPID4yxxH" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uWgwuBaY1kLuB" usesdiagramusefillcolor="0" fillcolor="#ffff00" usesdiagramfillcolor="0" posttext="" x="-429" linecolor="#ff0000" showstereotype="1"/>
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+           <messagewidget textcolor="none" textid="ujbrZHXdcRl92" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uSm3YBqzlEaMb" width="156" y="153" height="20" operation="uuCMJ21Yrr23v" xmi.id="uuCMJ21Yrr23v" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="ujqyDrsq1px0i" seqnum="2" widgetaid="u3swGWVFQ9F4x" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-284" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="ping()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="57" role="704" y="131" height="22" xmi.id="ujbrZHXdcRl92" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="ujdyL41qc1nmb" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-202" linecolor="#ff0000" showstereotype="1"/>
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+           <messagewidget textcolor="none" textid="u27lUOJajSuiN" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uHOFZypElEpXU" width="260" y="201" height="23" operation="uFq1aG2uW3SSp" xmi.id="uFq1aG2uW3SSp" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uiYTiMNO6t4Vz" seqnum="3" widgetaid="u3swGWVFQ9F4x" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-284" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="ping()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="57" role="704" y="179" height="22" xmi.id="u27lUOJajSuiN" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uE6x9CYmHbr8j" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-94" linecolor="#ff0000" showstereotype="1"/>
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+           <messagewidget textcolor="none" textid="u86jUh9Qn93gm" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="unDVmh7SaQpUb" width="368" y="239" height="20" operation="uvCNAsMWPS4YK" xmi.id="uvCNAsMWPS4YK" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uoHF0udmHewa4" seqnum="4" widgetaid="u3swGWVFQ9F4x" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-284" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="ping()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="57" role="704" y="217" height="22" xmi.id="u86jUh9Qn93gm" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="u4t2EinHJUv1g" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="0" linecolor="#ff0000" showstereotype="1"/>
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-           <messagewidget usesdiagramusefillcolor="1" localid="ucIQqAqgPX2Dp" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" textid="uGEEBfUYRPHI0" sequencemessagetype="1000" showstereotype="1" operation="uIqSnrFjgB7j5" height="25" x="-284" y="322" linewidth="0" xmi.id="uIqSnrFjgB7j5" width="156" fillcolor="none" usefillcolor="1" isinstance="0" seqnum="5" autoresize="0" linecolor="#ff0000" widgetaid="u3swGWVFQ9F4x" widgetbid="uSm3YBqzlEaMb" textcolor="none" usesdiagramfillcolor="1">
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+           <messagewidget textcolor="none" textid="uGEEBfUYRPHI0" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uSm3YBqzlEaMb" width="156" y="322" height="25" operation="uIqSnrFjgB7j5" xmi.id="uIqSnrFjgB7j5" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="ucIQqAqgPX2Dp" seqnum="5" widgetaid="u3swGWVFQ9F4x" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-284" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="sendMessage(msg : string)" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="186" role="704" y="300" height="22" xmi.id="uGEEBfUYRPHI0" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="ut2k0CkR3Wp0q" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-279" linecolor="#ff0000" showstereotype="1"/>
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+           <messagewidget textcolor="none" textid="u8HXN8dg2h5wn" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="u3swGWVFQ9F4x" width="50" y="130" height="226" operation="uochVC9gSxkg2" xmi.id="uochVC9gSxkg2" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="ufswfASB0Z0yQ" seqnum="1" widgetaid="u3swGWVFQ9F4x" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-286" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="doMessage()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="100" role="705" y="108" height="22" xmi.id="u8HXN8dg2h5wn" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uEbUPywW44uIx" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-281" linecolor="#ff0000" showstereotype="1"/>
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+         <diagram textcolor="#000000" showpubliconly="0" autoincrementsequence="1" showopsig="1" showatts="1" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" showattsig="1" canvaswidth="289" showscope="1" zoom="231.30607656249981" isopen="1" griddotcolor="#d3d3d3" xmi.id="ua80xwsdiPayq" showattribassocs="1" usefillcolor="1" linewidth="0" localid="-1" snapx="25" type="3" backgroundcolor="#ffffff" showops="1" name="update_consumerlist" showgrid="0" showpackage="1" snapgrid="0" fillcolor="#ffff00" snapcsgrid="0" snapy="25" linecolor="#ff0000" canvasheight="190" documentation="" showstereotype="1">
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+           <objectwidget textcolor="#000000" multipleinstance="0" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="91" y="80" height="28" xmi.id="ulhfNaRDpuHsf" isinstance="0" decon="0" usefillcolor="1" autoresize="1" linewidth="0" localid="ufA1DNveBxBTQ" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" drawasactor="0" x="-411" linecolor="#ff0000" showstereotype="1"/>
+           <objectwidget textcolor="#000000" multipleinstance="0" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="93" y="80" height="28" xmi.id="uw6zDPbH25LGB" isinstance="0" decon="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uiTWBbU91E4dj" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" drawasactor="0" x="-215" linecolor="#ff0000" showstereotype="1"/>
+           <objectwidget textcolor="#000000" multipleinstance="0" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="91" y="80" height="28" xmi.id="uOc0vj35nWql0" isinstance="0" decon="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uQzbqWqLo34ZZ" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" drawasactor="0" x="-311" linecolor="#ff0000" showstereotype="1"/>
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+           <messagewidget textcolor="none" textid="uWhfBPtAfNZSl" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uQzbqWqLo34ZZ" width="108" y="171" height="23" operation="uFq1aG2uW3SSp" xmi.id="uFq1aG2uW3SSp" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="u5ucOOvuibaoF" seqnum="2" widgetaid="ufA1DNveBxBTQ" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-365" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="ping()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="57" role="704" y="149" height="22" xmi.id="uWhfBPtAfNZSl" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uLwMh2IHKTbdn" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-328" linecolor="#ff0000" showstereotype="1"/>
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-           <messagewidget usesdiagramusefillcolor="1" localid="ubT6pvAWRN6Ue" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" textid="ugtxqwle0oEmD" sequencemessagetype="1000" showstereotype="1" operation="uGJeYeqPOj9CB" height="119" x="-367" y="131" linewidth="0" xmi.id="uGJeYeqPOj9CB" width="50" fillcolor="none" usefillcolor="1" isinstance="0" seqnum="1" autoresize="0" linecolor="#ff0000" widgetaid="ufA1DNveBxBTQ" widgetbid="ufA1DNveBxBTQ" textcolor="none" usesdiagramfillcolor="1">
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+           <messagewidget textcolor="none" textid="ugtxqwle0oEmD" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="ufA1DNveBxBTQ" width="50" y="131" height="119" operation="uGJeYeqPOj9CB" xmi.id="uGJeYeqPOj9CB" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="ubT6pvAWRN6Ue" seqnum="1" widgetaid="ufA1DNveBxBTQ" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-367" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="updateAllNeighbors()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="152" role="705" y="109" height="22" xmi.id="ugtxqwle0oEmD" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="u6MNNPHOz5DgY" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-362" linecolor="#ff0000" showstereotype="1"/>
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+            <floatingtext textcolor="none" pretext="" text="updateNeighbor(ip : IP)" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="165" role="704" y="226" height="22" xmi.id="utDGBVIAOPXrA" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="utdHhN4i0uXIu" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-863" linecolor="#ff0000" showstereotype="1"/>
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+           <messagewidget textcolor="none" textid="uGmW1EiHl4zu4" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uUe0Hh8lLIn8n" width="50" y="130" height="229" operation="uAWfD2i1h7dYK" xmi.id="uAWfD2i1h7dYK" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="uCQ0W2Gxr6wa7" seqnum="1" widgetaid="uUe0Hh8lLIn8n" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-1035" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="ipChange()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="88" role="705" y="108" height="22" xmi.id="uGmW1EiHl4zu4" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="ujD3V1DO09kUD" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-1030" linecolor="#ff0000" showstereotype="1"/>
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+          </messages>
+          <associations/>
+         </diagram>
+         <diagram textcolor="#000000" showpubliconly="0" autoincrementsequence="0" showopsig="1" showatts="1" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" showattsig="1" canvaswidth="221" showscope="1" zoom="10" isopen="1" griddotcolor="#d3d3d3" xmi.id="u5rEIDRM7vdpc" showattribassocs="1" usefillcolor="1" linewidth="0" localid="-1" snapx="25" type="3" backgroundcolor="#ffffff" showops="1" name="update_consumers_producer" showgrid="0" showpackage="1" snapgrid="0" fillcolor="#ffff00" snapcsgrid="0" snapy="25" linecolor="#ff0000" canvasheight="280" documentation="" showstereotype="1">
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+          <messages>
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+            <floatingtext textcolor="none" pretext="" text="GetKnownConsumerList()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="178" role="704" y="160" height="22" xmi.id="uT8CtoBWNXr0Q" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uI92vrShKDj55" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-204" linecolor="#ff0000" showstereotype="1"/>
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+           </messagewidget>
+           <messagewidget textcolor="none" textid="uJEJTpj2VW4rh" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uQtlQyafFEC2f" width="50" y="246.738" height="22" operation="uqGqggS6d2XLR" xmi.id="uqGqggS6d2XLR" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="u7QTmqW33nh3Z" seqnum="4" widgetaid="uQtlQyafFEC2f" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-783" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="updateconsumerlist()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="152" role="705" y="224" height="22" xmi.id="uJEJTpj2VW4rh" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uqTLzY97VRvzB" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-778" linecolor="#ff0000" showstereotype="1"/>
+           </messagewidget>
+           <messagewidget textcolor="none" textid="u0a1Gjja6rrU5" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uQtlQyafFEC2f" width="50" y="189.814" height="89" operation="uNr6XMAEzaKLL" xmi.id="uNr6XMAEzaKLL" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="u2bRdjdTqmZvr" seqnum="2" widgetaid="uQtlQyafFEC2f" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-783" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="LearnConsumerList()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="149" role="705" y="167" height="22" xmi.id="u0a1Gjja6rrU5" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uGWkLEgVZpO2N" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-778" linecolor="#ff0000" showstereotype="1"/>
+           </messagewidget>
+           <messagewidget textcolor="none" textid="uyPM6Jl5Vpzez" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uQtlQyafFEC2f" width="50" y="151.778" height="377" operation="uPeNYJmq56muq" xmi.id="uPeNYJmq56muq" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="u6ixHPkoHx8Sx" seqnum="1" widgetaid="uQtlQyafFEC2f" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-783" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="Main()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="60" role="705" y="129" height="22" xmi.id="uyPM6Jl5Vpzez" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="ufXC8N0SaeViR" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-778" linecolor="#ff0000" showstereotype="1"/>
+           </messagewidget>
+           <messagewidget textcolor="none" textid="uoWo5e6PJdKhN" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uQtlQyafFEC2f" width="50" y="444.142" height="63" operation="uoM5d21DSkhTg" xmi.id="uoM5d21DSkhTg" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="uUJs0Z2ICpXri" seqnum="8" widgetaid="uQtlQyafFEC2f" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-783" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="sendMessage()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="114" role="705" y="422" height="22" xmi.id="uoWo5e6PJdKhN" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="u5C1BztO0dpsF" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-778" linecolor="#ff0000" showstereotype="1"/>
+           </messagewidget>
+           <messagewidget textcolor="none" textid="uidRMHl0OoTJF" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="uQtlQyafFEC2f" width="50" y="315.519" height="80" operation="uaT1jgjygqrf5" xmi.id="uaT1jgjygqrf5" isinstance="0" usefillcolor="1" autoresize="0" linewidth="0" localid="uWkwuBPxLgPjf" seqnum="5" widgetaid="uQtlQyafFEC2f" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-783" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="updateConsumer()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="137" role="705" y="293" height="22" xmi.id="uidRMHl0OoTJF" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="u2tBOsepdL5sE" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-778" linecolor="#ff0000" showstereotype="1"/>
+           </messagewidget>
+           <messagewidget textcolor="none" textid="u9NN5YY1heLL4" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="ulwwhmkbGCvAt" width="277" y="334.624" height="23" operation="uuCMJ21Yrr23v" xmi.id="uuCMJ21Yrr23v" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uaONH4DbJdy6A" seqnum="6" widgetaid="uQtlQyafFEC2f" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-781" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="ping()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="57" role="704" y="312" height="22" xmi.id="u9NN5YY1heLL4" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uTccVrJeFCZiz" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-574" linecolor="#ff0000" showstereotype="1"/>
+           </messagewidget>
+           <messagewidget textcolor="none" textid="uKgfK4JItGB30" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" widgetbid="ulwwhmkbGCvAt" width="277" y="209.218" height="23" operation="u3kbeMDZbp8E4" xmi.id="u3kbeMDZbp8E4" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uHjjxgar00kC5" seqnum="3" widgetaid="uQtlQyafFEC2f" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" sequencemessagetype="1000" x="-781" linecolor="#ff0000" showstereotype="1">
+            <floatingtext textcolor="none" pretext="" text="GetKnownConsumerList()" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" width="178" role="704" y="187" height="22" xmi.id="uKgfK4JItGB30" isinstance="0" usefillcolor="1" autoresize="1" linewidth="0" localid="uY8H9qddW4HtE" usesdiagramusefillcolor="1" fillcolor="none" usesdiagramfillcolor="1" posttext="" x="-695" linecolor="#ff0000" showstereotype="1"/>
            </messagewidget>
           </messages>
           <associations/>
@@ -135,68 +250,75 @@
         </diagrams>
        </XMI.extension>
       </UML:Package>
-      <UML:Package isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Classes" namespace="Logical_View" stereotype="folder" xmi.id="uX4G6b28kDKAt">
+      <UML:Package isRoot="false" visibility="public" isSpecification="false" xmi.id="uX4G6b28kDKAt" isLeaf="false" namespace="Logical_View" isAbstract="false" name="Classes" stereotype="folder">
        <UML:Namespace.ownedElement>
-        <UML:Class isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Consumer" namespace="uX4G6b28kDKAt" xmi.id="ubJRzmyOtPG01">
+        <UML:Class isRoot="false" visibility="public" isSpecification="false" xmi.id="ubJRzmyOtPG01" isLeaf="false" namespace="uX4G6b28kDKAt" isAbstract="false" name="Consumer">
          <UML:Classifier.feature>
-          <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="getKnownConsumerList" isVirtual="false" xmi.id="ucC4zTmqkxW0l" isOverride="false"/>
+          <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="ucC4zTmqkxW0l" isInline="false" isLeaf="false" isAbstract="false" name="getKnownConsumerList"/>
          </UML:Classifier.feature>
         </UML:Class>
-        <UML:Class isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Producer" namespace="uX4G6b28kDKAt" xmi.id="uEz01bTI0ULXp">
+        <UML:Class isRoot="false" visibility="public" isSpecification="false" xmi.id="uEz01bTI0ULXp" isLeaf="false" namespace="uX4G6b28kDKAt" isAbstract="false" name="Producer">
          <UML:Classifier.feature>
-          <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="init" isVirtual="false" xmi.id="uosEHMHuzLeGG" isOverride="false"/>
+          <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uosEHMHuzLeGG" isInline="false" isLeaf="false" isAbstract="false" name="init"/>
+          <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uNr6XMAEzaKLL" isInline="false" isLeaf="false" isAbstract="false" name="LearnConsumerList"/>
+          <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uqGqggS6d2XLR" isInline="false" isLeaf="false" isAbstract="false" name="updateconsumerlist"/>
+          <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uaT1jgjygqrf5" isInline="false" isLeaf="false" isAbstract="false" name="updateConsumer"/>
+          <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uoM5d21DSkhTg" isInline="false" isLeaf="false" isAbstract="false" name="sendMessage"/>
+          <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="u1SOVpS0I9SwQ" isInline="false" isLeaf="false" isAbstract="false" name="sendLog"/>
+          <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uPeNYJmq56muq" isInline="false" isLeaf="false" isAbstract="false" name="Main"/>
          </UML:Classifier.feature>
         </UML:Class>
        </UML:Namespace.ownedElement>
       </UML:Package>
-      <UML:Class isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Producer" namespace="Logical_View" xmi.id="u4Losdi5Smfbj">
+      <UML:Class isRoot="false" visibility="public" isSpecification="false" xmi.id="u4Losdi5Smfbj" isLeaf="false" namespace="Logical_View" isAbstract="false" name="Producer">
        <UML:Classifier.feature>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="doMessage" isVirtual="false" xmi.id="uochVC9gSxkg2" isOverride="false"/>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="updateConsumerIP" isVirtual="false" xmi.id="uFw8GfcDrsaAD" isOverride="false">
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uochVC9gSxkg2" isInline="false" isLeaf="false" isAbstract="false" name="doMessage"/>
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uFw8GfcDrsaAD" isInline="false" isLeaf="false" isAbstract="false" name="updateConsumerIP">
          <UML:BehavioralFeature.parameter>
-          <UML:Parameter isSpecification="false" visibility="private" value="" name="ip" type="uD9OpSobUmkXi" xmi.id="uQGXI0DNlwkDD"/>
+          <UML:Parameter type="uD9OpSobUmkXi" visibility="private" isSpecification="false" xmi.id="uQGXI0DNlwkDD" value="" name="ip"/>
          </UML:BehavioralFeature.parameter>
         </UML:Operation>
        </UML:Classifier.feature>
       </UML:Class>
-      <UML:Class isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Consumer1" namespace="Logical_View" xmi.id="ulhfNaRDpuHsf">
+      <UML:Class isRoot="false" visibility="public" isSpecification="false" xmi.id="ulhfNaRDpuHsf" isLeaf="false" namespace="Logical_View" isAbstract="false" name="Consumer1">
        <UML:Classifier.feature>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="ping" isVirtual="false" xmi.id="uuCMJ21Yrr23v" isOverride="false"/>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="sendMessage" isVirtual="false" xmi.id="uIqSnrFjgB7j5" isOverride="false">
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uuCMJ21Yrr23v" isInline="false" isLeaf="false" isAbstract="false" name="ping"/>
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uIqSnrFjgB7j5" isInline="false" isLeaf="false" isAbstract="false" name="sendMessage">
          <UML:BehavioralFeature.parameter>
-          <UML:Parameter isSpecification="false" visibility="private" value="" name="msg" type="u8INC5gaVS3nD" xmi.id="uYWyKrvNxLTia"/>
+          <UML:Parameter type="u8INC5gaVS3nD" visibility="private" isSpecification="false" xmi.id="uYWyKrvNxLTia" value="" name="msg"/>
          </UML:BehavioralFeature.parameter>
         </UML:Operation>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="updateAllNeighbors" isVirtual="false" xmi.id="uGJeYeqPOj9CB" isOverride="false"/>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="ipChange" isVirtual="false" xmi.id="uAWfD2i1h7dYK" isOverride="false"/>
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uGJeYeqPOj9CB" isInline="false" isLeaf="false" isAbstract="false" name="updateAllNeighbors"/>
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uAWfD2i1h7dYK" isInline="false" isLeaf="false" isAbstract="false" name="ipChange"/>
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="u3kbeMDZbp8E4" isInline="false" isLeaf="false" isAbstract="false" name="GetKnownConsumerList"/>
        </UML:Classifier.feature>
       </UML:Class>
-      <UML:Class isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Consumer2" namespace="Logical_View" xmi.id="uOc0vj35nWql0">
+      <UML:Class isRoot="false" visibility="public" isSpecification="false" xmi.id="uOc0vj35nWql0" isLeaf="false" namespace="Logical_View" isAbstract="false" name="Consumer2">
        <UML:Classifier.feature>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="ping" isVirtual="false" xmi.id="uFq1aG2uW3SSp" isOverride="false"/>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="updateNeighbor" isVirtual="false" xmi.id="uoKzRPqs9fGLr" isOverride="false">
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uFq1aG2uW3SSp" isInline="false" isLeaf="false" isAbstract="false" name="ping"/>
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uoKzRPqs9fGLr" isInline="false" isLeaf="false" isAbstract="false" name="updateNeighbor">
          <UML:BehavioralFeature.parameter>
-          <UML:Parameter isSpecification="false" visibility="private" value="" name="ip" type="uD9OpSobUmkXi" xmi.id="uzP7tUu6ObwKc"/>
+          <UML:Parameter type="uD9OpSobUmkXi" visibility="private" isSpecification="false" xmi.id="uzP7tUu6ObwKc" value="" name="ip"/>
          </UML:BehavioralFeature.parameter>
         </UML:Operation>
        </UML:Classifier.feature>
       </UML:Class>
-      <UML:Class isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="ConsumerN" namespace="Logical_View" xmi.id="uw6zDPbH25LGB">
+      <UML:Class isRoot="false" visibility="public" isSpecification="false" xmi.id="uw6zDPbH25LGB" isLeaf="false" namespace="Logical_View" isAbstract="false" name="ConsumerN">
        <UML:Classifier.feature>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="ping" isVirtual="false" xmi.id="uvCNAsMWPS4YK" isOverride="false"/>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="updateNeighbor" isVirtual="false" xmi.id="uzf5mt4DKZEgL" isOverride="false">
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uvCNAsMWPS4YK" isInline="false" isLeaf="false" isAbstract="false" name="ping"/>
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uzf5mt4DKZEgL" isInline="false" isLeaf="false" isAbstract="false" name="updateNeighbor">
          <UML:BehavioralFeature.parameter>
-          <UML:Parameter isSpecification="false" visibility="private" value="" name="ip" type="uD9OpSobUmkXi" xmi.id="uwQZPzaEKzvHg"/>
+          <UML:Parameter type="uD9OpSobUmkXi" visibility="private" isSpecification="false" xmi.id="uwQZPzaEKzvHg" value="" name="ip"/>
          </UML:BehavioralFeature.parameter>
         </UML:Operation>
        </UML:Classifier.feature>
       </UML:Class>
-      <UML:Class isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="IP" namespace="Logical_View" xmi.id="uD9OpSobUmkXi"/>
-      <UML:Class isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="ProducerN" namespace="Logical_View" xmi.id="uIP6QljP37OOb">
+      <UML:Class isRoot="false" visibility="public" isSpecification="false" xmi.id="uD9OpSobUmkXi" isLeaf="false" namespace="Logical_View" isAbstract="false" name="IP"/>
+      <UML:Class isRoot="false" visibility="public" isSpecification="false" xmi.id="uIP6QljP37OOb" isLeaf="false" namespace="Logical_View" isAbstract="false" name="ProducerN">
        <UML:Classifier.feature>
-        <UML:Operation isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" isInline="false" visibility="public" isQuery="false" name="updateConsumerIP" isVirtual="false" xmi.id="uStLIVMPpvW79" isOverride="false">
+        <UML:Operation isRoot="false" isVirtual="false" isOverride="false" visibility="public" isQuery="false" isSpecification="false" xmi.id="uStLIVMPpvW79" isInline="false" isLeaf="false" isAbstract="false" name="updateConsumerIP">
          <UML:BehavioralFeature.parameter>
-          <UML:Parameter isSpecification="false" visibility="private" value="" name="ip" type="uD9OpSobUmkXi" xmi.id="uc222EpMSUwTd"/>
+          <UML:Parameter type="uD9OpSobUmkXi" visibility="private" isSpecification="false" xmi.id="uc222EpMSUwTd" value="" name="ip"/>
          </UML:BehavioralFeature.parameter>
         </UML:Operation>
        </UML:Classifier.feature>
@@ -204,7 +326,7 @@
      </UML:Namespace.ownedElement>
      <XMI.extension xmi.extender="umbrello">
       <diagrams resolution="96">
-       <diagram localid="-1" name="class diagram" canvaswidth="0" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" showatts="1" snapcsgrid="0" showstereotype="1" showopsig="1" snapy="25" showattribassocs="1" xmi.id="uFRMAtktpwMK6" linewidth="0" snapx="25" griddotcolor="#d3d3d3" fillcolor="#ffff00" usefillcolor="1" showpackage="1" snapgrid="0" isopen="0" showops="1" linecolor="#ff0000" backgroundcolor="#ffffff" showpubliconly="0" canvasheight="0" textcolor="#000000" showattsig="1" type="1" documentation="" zoom="100" showgrid="0" showscope="1">
+       <diagram textcolor="#000000" showpubliconly="0" showopsig="1" showatts="1" font="Noto Sans,10,-1,5,50,0,0,0,0,0,Regular" showattsig="1" canvaswidth="0" showscope="1" zoom="100" isopen="1" griddotcolor="#d3d3d3" xmi.id="uFRMAtktpwMK6" showattribassocs="1" usefillcolor="1" linewidth="0" localid="-1" snapx="25" type="1" backgroundcolor="#ffffff" showops="1" name="class diagram" showgrid="0" showpackage="1" snapgrid="0" fillcolor="#ffff00" snapcsgrid="0" snapy="25" linecolor="#ff0000" canvasheight="0" documentation="" showstereotype="1">
         <widgets/>
         <messages/>
         <associations/>
@@ -212,88 +334,100 @@
       </diagrams>
      </XMI.extension>
     </UML:Model>
-    <UML:Model isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Use Case View" namespace="m1" xmi.id="Use_Case_View">
+    <UML:Model isRoot="false" visibility="public" isSpecification="false" xmi.id="Use_Case_View" isLeaf="false" namespace="m1" isAbstract="false" name="Use Case View">
      <UML:Namespace.ownedElement/>
     </UML:Model>
-    <UML:Model isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Component View" namespace="m1" xmi.id="Component_View">
+    <UML:Model isRoot="false" visibility="public" isSpecification="false" xmi.id="Component_View" isLeaf="false" namespace="m1" isAbstract="false" name="Component View">
      <UML:Namespace.ownedElement/>
     </UML:Model>
-    <UML:Model isLeaf="false" isRoot="false" isSpecification="false" isAbstract="false" visibility="public" name="Deployment View" namespace="m1" xmi.id="Deployment_View">
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-      <listitem open="0" type="810" label="update_consumerlist" id="ua80xwsdiPayq"/>
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+    <listitem type="802" open="1" id="Use_Case_View"/>
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