diff --git a/images/diagram.graphml b/images/diagram.graphml
index 152033d..b159d2e 100644
--- a/images/diagram.graphml
+++ b/images/diagram.graphml
@@ -161,7 +161,7 @@ modem<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:Mode
         <y:ProxyAutoBoundsNode>
           <y:Realizers active="0">
             <y:GroupNode>
-              <y:Geometry height="140.23168182373047" width="349.0" x="846.0" y="-33.280433654785156"/>
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               <y:Fill color="#F5F5F5" transparent="false"/>
               <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
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@@ -187,7 +187,7 @@ modem<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:Mode
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           <data key="d6">
             <y:SVGNode>
-              <y:Geometry height="38.0" width="23.0" x="1127.0" y="17.581501007080078"/>
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               <y:Fill color="#CCCCFF" transparent="false"/>
               <y:BorderStyle color="#000000" type="line" width="1.0"/>
               <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" hasText="false" height="4.0" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="4.0" x="9.5" y="42.0">
@@ -208,7 +208,7 @@ modem<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:Mode
         <node id="n3::n1">
           <data key="d6">
             <y:GenericNode configuration="BevelNode3">
-              <y:Geometry height="41.72100067138672" width="71.0" x="861.0" y="15.721000671386719"/>
+              <y:Geometry height="41.72100067138672" width="71.0" x="879.0" y="-59.82468605041504"/>
               <y:Fill color="#FF9900" transparent="false"/>
               <y:BorderStyle hasColor="false" type="line" width="1.0"/>
               <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="49.720703125" x="10.6396484375" xml:space="preserve" y="4.891750335693359">TCP/IP
@@ -219,7 +219,7 @@ modem<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:Mode
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           <data key="d6">
             <y:SVGNode>
-              <y:Geometry height="66.80199432373047" width="65.39840698242188" x="996.8007965087891" y="3.1805038452148438"/>
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@@ -238,7 +238,7 @@ modem<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:Mode
         <y:ProxyAutoBoundsNode>
           <y:Realizers active="0">
             <y:GroupNode>
-              <y:Geometry height="228.5531826019287" width="356.0" x="842.5" y="225.404634475708"/>
+              <y:Geometry height="228.5531826019287" width="356.0" x="864.0" y="54.43000411987305"/>
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@@ -264,7 +264,7 @@ modem<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:Mode
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             <y:SVGNode>
-              <y:Geometry height="45.56999588012695" width="67.49800109863281" x="866.2509994506836" y="343.48157119750977"/>
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@@ -280,7 +280,7 @@ modem
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             <y:SVGNode>
-              <y:Geometry height="38.0" width="23.0" x="1130.5" y="325.6675662994385"/>
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@@ -301,7 +301,7 @@ modem
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             <y:SVGNode>
-              <y:Geometry height="66.80199432373047" width="65.39840698242188" x="1000.3007965087891" y="311.26656913757324"/>
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@@ -315,7 +315,7 @@ modem
         <node id="n4::n3">
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             <y:GenericNode configuration="BevelNode3">
-              <y:Geometry height="43.645498275756836" width="85.0" x="857.5" y="261.865571975708"/>
+              <y:Geometry height="43.645498275756836" width="85.0" x="879.0" y="90.89094161987305"/>
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@@ -455,6 +455,83 @@ transceiver<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><
         </node>
       </graph>
     </node>
+    <node id="n7" yfiles.foldertype="group">
+      <data key="d4" xml:space="preserve"/>
+      <data key="d6">
+        <y:ProxyAutoBoundsNode>
+          <y:Realizers active="0">
+            <y:GroupNode>
+              <y:Geometry height="136.88250312805167" width="288.95179595947275" x="866.7803478240967" y="315.9803104400635"/>
+              <y:Fill color="#F5F5F5" transparent="false"/>
+              <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
+              <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="288.95179595947275" x="0.0" xml:space="preserve" y="0.0">Digirepeater/APRS-IS RX/TX gate</y:NodeLabel>
+              <y:Shape type="roundrectangle"/>
+              <y:State closed="false" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
+              <y:Insets bottom="15" bottomF="15.0" left="15" leftF="15.0" right="15" rightF="15.0" top="15" topF="15.0"/>
+              <y:BorderInsets bottom="24" bottomF="23.59999999999991" left="0" leftF="0.4208507537841797" right="93" rightF="92.78194465637216" top="6" topF="6.100564956665039"/>
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+            <y:GroupNode>
+              <y:Geometry height="50.0" width="50.0" x="0.0" y="60.0"/>
+              <y:Fill color="#F5F5F5" transparent="false"/>
+              <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
+              <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" xml:space="preserve" y="0.0">Folder 1</y:NodeLabel>
+              <y:Shape type="roundrectangle"/>
+              <y:State closed="true" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
+              <y:Insets bottom="5" bottomF="5.0" left="5" leftF="5.0" right="5" rightF="5.0" top="5" topF="5.0"/>
+              <y:BorderInsets bottom="0" bottomF="0.0" left="0" leftF="0.0" right="0" rightF="0.0" top="0" topF="0.0"/>
+            </y:GroupNode>
+          </y:Realizers>
+        </y:ProxyAutoBoundsNode>
+      </data>
+      <graph edgedefault="directed" id="n7:">
+        <node id="n7::n0">
+          <data key="d6">
+            <y:SVGNode>
+              <y:Geometry height="38.0" width="23.0" x="1024.9501991271973" y="367.4023132324219"/>
+              <y:Fill color="#CCCCFF" transparent="false"/>
+              <y:BorderStyle color="#000000" type="line" width="1.0"/>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" hasText="false" height="4.0" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="4.0" x="9.5" y="42.0">
+                <y:LabelModel>
+                  <y:SmartNodeLabelModel distance="4.0"/>
+                </y:LabelModel>
+                <y:ModelParameter>
+                  <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="-0.5" nodeRatioX="0.0" nodeRatioY="0.5" offsetX="0.0" offsetY="4.0" upX="0.0" upY="-1.0"/>
+                </y:ModelParameter>
+              </y:NodeLabel>
+              <y:SVGNodeProperties usingVisualBounds="true"/>
+              <y:SVGModel svgBoundsPolicy="0">
+                <y:SVGContent refid="2"/>
+              </y:SVGModel>
+            </y:SVGNode>
+          </data>
+        </node>
+        <node id="n7::n1">
+          <data key="d6">
+            <y:GenericNode configuration="BevelNode3">
+              <y:Geometry height="55.72100067138672" width="85.0" x="882.2011985778809" y="358.5418128967285"/>
+              <y:Fill color="#FF9900" transparent="false"/>
+              <y:BorderStyle hasColor="false" type="line" width="1.0"/>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="48.384765625" x="18.3076171875" xml:space="preserve" y="18.87612533569336">Modem<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
+            </y:GenericNode>
+          </data>
+        </node>
+      </graph>
+    </node>
+    <node id="n8">
+      <data key="d5"/>
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+          <y:Geometry height="46.887996673583984" width="39.527000427246094" x="1202.472999572754" y="362.9583148956299"/>
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+          <y:BorderStyle color="#000000" type="line" width="1.0"/>
+          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="50.88671875" x="-5.679859161376953" xml:space="preserve" y="50.887996673583984">APRS-IS<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="-0.5" nodeRatioX="0.0" nodeRatioY="0.5" offsetX="0.0" offsetY="4.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
+          <y:SVGNodeProperties usingVisualBounds="true"/>
+          <y:SVGModel svgBoundsPolicy="0">
+            <y:SVGContent refid="5"/>
+          </y:SVGModel>
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+      </data>
+    </node>
     <edge id="n1::e0" source="n1::n0" target="n1::n1">
       <data key="d10">
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@@ -532,7 +609,7 @@ transceiver<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><
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           <y:LineStyle color="#000000" type="line" width="1.0"/>
           <y:Arrows source="none" target="standard"/>
-          <y:EdgeLabel alignment="center" configuration="AutoFlippingLabel" distance="2.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" preferredPlacement="anywhere" ratio="0.5" textColor="#000000" verticalTextPosition="bottom" visible="true" width="41.763671875" x="11.512443542480469" xml:space="preserve" y="-38.984375">TCP/IP<y:LabelModel><y:SmartEdgeLabelModel autoRotationEnabled="false" defaultAngle="0.0" defaultDistance="10.0"/></y:LabelModel><y:ModelParameter><y:SmartEdgeLabelModelParameter angle="0.0" distance="30.0" distanceToCenter="true" position="left" ratio="0.5" segment="0"/></y:ModelParameter><y:PreferredPlacementDescriptor angle="0.0" angleOffsetOnRightSide="0" angleReference="absolute" angleRotationOnRightSide="co" distance="-1.0" frozen="true" placement="anywhere" side="anywhere" sideReference="relative_to_edge_flow"/></y:EdgeLabel>
+          <y:EdgeLabel alignment="center" configuration="AutoFlippingLabel" distance="2.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" preferredPlacement="anywhere" ratio="0.5" textColor="#000000" verticalTextPosition="bottom" visible="true" width="41.763671875" x="11.512443542480469" xml:space="preserve" y="-38.984373092651374">TCP/IP<y:LabelModel><y:SmartEdgeLabelModel autoRotationEnabled="false" defaultAngle="0.0" defaultDistance="10.0"/></y:LabelModel><y:ModelParameter><y:SmartEdgeLabelModelParameter angle="0.0" distance="30.0" distanceToCenter="true" position="left" ratio="0.5" segment="0"/></y:ModelParameter><y:PreferredPlacementDescriptor angle="0.0" angleOffsetOnRightSide="0" angleReference="absolute" angleRotationOnRightSide="co" distance="-1.0" frozen="true" placement="anywhere" side="anywhere" sideReference="relative_to_edge_flow"/></y:EdgeLabel>
           <y:BendStyle smoothed="false"/>
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@@ -543,7 +620,7 @@ transceiver<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><
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@@ -614,7 +691,7 @@ transceiver<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><
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@@ -635,7 +712,7 @@ transceiver<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><
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diff --git a/images/diagram.png b/images/diagram.png
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Binary files a/images/diagram.png and b/images/diagram.png differ