diff --git a/web/gui/src/main/webapp/_sdh/icons.html b/web/gui/src/main/webapp/_sdh/icons.html
new file mode 100644
index 0000000..50807de
--- /dev/null
+++ b/web/gui/src/main/webapp/_sdh/icons.html
@@ -0,0 +1,215 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <title>Icons</title>
+
+    <script src="../libs/d3.js"></script>
+    <script src="../libs/topojson.v1.min.js"></script>
+    <script src="../libs/jquery-2.1.1.min.js"></script>
+
+    <style>
+        html,
+        body {
+            background-color: #ddf;
+            font-family: Arial, Helvetica, sans-serif;
+            font-size: 9pt;
+        }
+
+        svg {
+            background-color: #fff;
+        }
+
+        svg .glyph {
+            stroke: none;
+            fill: black;
+            fill-rule: evenodd;
+        }
+
+        svg .device rect.iconBg {
+            fill: #ddd;
+            stroke: #000;
+        }
+
+        .hide {
+            visibility: hidden;
+        }
+
+    </style>
+</head>
+<body>
+    <svg width="1000px" height="600px" viewBox="0 0 1000 600"  >
+        <defs>
+            <symbol id="router" class="glyph" viewBox="-55 -55 110 110">
+                <path d="M-45 0 A45 45 0 0 1 45 0 A45 45 0 0 1 -45 0
+                M -35 -5 l 12 0, 0 -8, 18 13, -18 13, 0 -8, -12 0 z
+                M 35 -5 l -12 0, 0 -8, -18 13, 18 13, 0 -8, 12 0 z
+                M -5 -8 l 0 -12, -8 0, 13 -18, 13 18, -8 0, 0 12 z
+                M -5 8 l 0 12, -8 0, 13 18, 13 -18, -8 0, 0 -12 z
+                "></path>
+            </symbol>
+
+            <symbol id="bgpSpeaker" class="glyph" viewBox="-55 -55 110 110">
+                <path d="M-45 -15
+                a45 35 0 0 1 90 0
+                Q45 22 0 45
+                Q-45 22 -45 -15
+                z
+
+                M -5 -26 l 12 0, 0 -8, 18 13, -18 13, 0 -8, -12 0 z
+                M 5 2 l -12 0, 0 -8, -18 13, 18 13, 0 -8, 12 0 z
+
+                "></path>
+                <!--                a45 45 0 0 1 -10 30
+                -->
+            </symbol>
+
+            <symbol id="switch" class="glyph" viewBox="-55 -55 110 110">
+                <path d="M-45 -35 a10 10 0 0 1 10 -10 h70
+                a 10 10 0 0 1 10 10 v70
+                a 10 10 0 0 1 -10 10 h -70
+                a 10 10 0 0 1 -10 -10 z
+                M 5 -29 l 12 0, 0 -8, 18 13, -18 13, 0 -8, -12 0 z
+                M 5 5 l 12 0, 0 -8, 18 13, -18 13, 0 -8, -12 0 z
+                M -5 -15 l -12 0, 0 -8, -18 13, 18 13, 0 -8, 12 0 z
+                M -5 19 l -12 0, 0 -8, -18 13, 18 13, 0 -8, 12 0 z
+                "></path>
+            </symbol>
+
+            <symbol id="roadm" class="glyph" viewBox="-55 -55 110 110">
+                <path d="M-45 -20 l25 -25 h40 l25 25 v40
+                l-25 25 h-40 l-25 -25 z
+
+                M 3 -29 l 12 0, 0 -8, 18 13, -18 13, 0 -8, -12 0 z
+                M 3 5 l 12 0, 0 -8, 18 13, -18 13, 0 -8, -12 0 z
+                M -3 -15 l -12 0, 0 -8, -18 13, 18 13, 0 -8, 12 0 z
+                M -3 19 l -12 0, 0 -8, -18 13, 18 13, 0 -8, 12 0 z
+                "></path>
+            </symbol>
+
+            <symbol id="node" class="glyph" viewBox="-55 -55 110 110">
+                <path d="M-40 45 a5 5 0 0 1 -5 -5 v-65 a5 5 0 0 1 5 -5
+                 h80 a5 5 0 0 1 5 5 v65 a5 5 0 0 1 -5 5 z
+                 M-41 -32.5 l11 -11  a10 3 0 0 1 10 -2 h40
+                  a10 3 0 0 1 10 2 l11 11 z
+                 M-39 -20 a5 5 0 0 1 10 0 a5 5 0 0 1 -10 0 z
+                "></path>
+            </symbol>
+
+            <symbol id="nodeSlave" class="glyph" viewBox="-55 -55 110 110">
+                <path d="M-40 45 a5 5 0 0 1 -5 -5 v-65 a5 5 0 0 1 5 -5
+                 h80 a5 5 0 0 1 5 5 v65 a5 5 0 0 1 -5 5 z
+                 M-41 -32.5 l11 -11  a10 3 0 0 1 10 -2 h40
+                  a10 3 0 0 1 10 2 l11 11 z
+                 M-39 -20 a5 5 0 0 1 10 0 a5 5 0 0 1 -10 0 z
+
+                 M-6 -6
+                 l6 -6
+                 a8.485 8.485 0 0 1 12 12
+                 l-6 6
+                 a8.485 8.485 0 0 1 -13 -2
+                 l3 -3
+                 a4 4 0 0 0 6 1
+                 l8 -8
+                 a2.8 2.8 0 0 0 -5 -5
+                 l-5 5
+                 z
+
+                "></path>
+            </symbol>
+
+            <symbol id="host" class="glyph" viewBox="-55 -55 110 110">
+                <path d="M-45 -40 a5 5 0 0 1 5 -5 h65 a5 5 0 0 1 5 5
+                 v80 a5 5 0 0 1 -5 5 h-65 a5 5 0 0 1 -5 -5 z
+                 M32.5 -41 l11 11  a3 10 0 0 1 2 10 v40
+                  a3 10 0 0 1 -2 10 l-11 11 z
+
+                  M-38 -36
+                   a2 2 0 0 1 2 -2 h56
+                   a2 2 0 0 1 2 2 v26
+                   a2 2 0 0 1 -2 2 h-56
+                   a2 2 0 0 1 -2 -2
+                   z
+
+                  M-35 -35 h54 v10 h-54 z
+                  M-35 -22 h54 v10 h-54 z
+
+                 M-13 15 a5 5 0 0 1 10 0 a5 5 0 0 1 -10 0 z
+                "></path>
+            </symbol>
+
+            <symbol id="unknown" class="glyph" viewBox="-55 -55 110 110">
+                <path d="M-20 -15 a5 5 0 0 1 5 -5 h30 a5 5 0 0 1 5 5 v30 a5 5 0 0 1 -5 5 h-30 a5 5 0 0 1 -5 -5 z "></path>
+            </symbol>
+
+
+
+
+        </defs>
+        
+
+        <g transform="translate(10,10)scale(4)translate(0,20)" >
+
+            <g class="hide">
+                    <!--link-->
+                    <path fill="#010101" d="M459.654,233.373l-90.531,90.5c-49.969,50-131.031,50-181,0c-7.875-7.844-14.031-16.688-19.438-25.813
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+                C274.561,395.092,246.42,392.342,220.326,382.186z"></path>
+
+
+                    <!--crown-->
+                    <path d="M94.257,32.808c0,4.466-3.62,8.085-8.085,8.085c-0.495,0-0.979-0.051-1.449-0.136l-6.637,23.695v8.518H21.914v-8.849
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+                c3.276,6.052,10.577,12.374,26.494,5.165c-0.608-1.137-0.957-2.435-0.957-3.815c0-4.466,3.62-8.086,8.085-8.086
+                S94.257,28.342,94.257,32.808z M21.915,84.297h56.173v-7.658H21.915V84.297z"></path>
+            </g>
+
+
+            <g class="show">
+                <g class="device" transform="translate(0,0)">
+                    <rect x="0" y="0" width="40" height="40" rx="4" class="iconBg"></rect>
+                    <use xlink:href="#router" width="40" height="40"></use>
+                </g>
+
+                <g class="device" transform="translate(50,0)">
+                    <rect x="0" y="0" width="40" height="40" rx="4" class="iconBg"></rect>
+                    <use xlink:href="#switch" width="40" height="40"></use>
+                </g>
+
+                <g class="device" transform="translate(100,0)">
+                    <rect x="0" y="0" width="40" height="40" rx="4" class="iconBg"></rect>
+                    <use xlink:href="#roadm" width="40" height="40"></use>
+                </g>
+
+                <g class="device" transform="translate(0,50)">
+                    <rect x="0" y="0" width="40" height="40" rx="4" class="iconBg"></rect>
+                    <use xlink:href="#node" width="40" height="40"></use>
+                </g>
+
+                <g class="device" transform="translate(50,50)">
+                    <rect x="0" y="0" width="40" height="40" rx="4" class="iconBg"></rect>
+                    <use xlink:href="#host" width="40" height="40"></use>
+                </g>
+
+                <g class="device" transform="translate(100,50)">
+                    <rect x="0" y="0" width="40" height="40" rx="4" class="iconBg"></rect>
+                    <use xlink:href="#bgpSpeaker" width="40" height="40"></use>
+                </g>
+
+                <g class="device" transform="translate(150,0)">
+                    <rect x="0" y="0" width="40" height="40" rx="4" class="iconBg"></rect>
+                    <use xlink:href="#unknown" width="40" height="40"></use>
+                </g>
+            </g>
+        </g>
+    </svg>
+</body>
+</html>