diff --git a/web/gui/src/main/webapp/_sdh/big-icon.js b/web/gui/src/main/webapp/_sdh/big-icon.js
new file mode 100644
index 0000000..c48b4e9
--- /dev/null
+++ b/web/gui/src/main/webapp/_sdh/big-icon.js
@@ -0,0 +1,142 @@
+/*
+ *  Copyright 2016 Open Networking Laboratory
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+/*
+ ONOS GUI -- Test code for displaying custom glyphs
+ */
+
+(function () {
+    'use strict';
+
+    // assuming the glyph is a square
+    // div is a D3 selection of the <DIV> element into which icon should load
+    // size is the size of the glyph
+    // id is the symbol id
+    function createGlyph(div, size, id) {
+        var dim = size || 20,
+            texty = 30,
+            gid = id || 'unknown',
+            rx = 4,
+            svgCls = 'embeddedGlyph',
+            svg, g;
+
+        svg = div.append('svg').attr({
+            'class': svgCls,
+            width: dim,
+            height: dim + texty,
+            viewBox: '0 0 ' + dim + ' ' + dim
+        });
+
+        g = svg.append('g').attr({
+            'class': 'glyph'
+        });
+
+        g.append('rect').attr({
+            width: dim,
+            height: dim,
+            rx: rx
+        });
+
+        g.append('use').attr({
+            width: dim,
+            height: dim,
+            'class': 'glyph',
+            'xlink:href': '#' + gid
+        });
+
+        g.append('text')
+            .attr({
+                'text-anchor': 'left',
+                y: '1em',
+                x: 0,
+                transform: 'translate(0, ' + dim + ')'
+            })
+            .style('fill', '#800')
+            .text(id);
+    }
+
+    var clock = 'M92.9,61.3a39,39,0,1,1-39-39,39,39,0,0,1,39,39h0Z' +
+        'M44,19.3c-4.4-7.4-14.8-9.3-23.2-4.2S9.1,30.2,13.5,37.6m80.8,0' +
+        'c4.4-7.4,1.2-17.5-7.3-22.5s-18.8-3.2-23.3,4.2m-8.4,1.8V16.5h4.4' +
+        'V11.9H48.2v4.6h4.6v4.6M51.6,56.4H51.5' +
+        'a5.4,5.4,0,0,0,2.4,10.3,4.7,4.7,0,0,0,4.9-3.1H74.5' +
+        'a2.2,2.2,0,0,0,2.4-2.2,2.4,2.4,0,0,0-2.4-2.3H58.8' +
+        'a5.3,5.3,0,0,0-2.5-2.6H56.2V32.9' +
+        'a2.3,2.3,0,0,0-.6-1.7,2.2,2.2,0,0,0-1.6-.7,2.4,2.4,0,0,0-2.4,2.4' +
+        'h0V56.4M82.2,91.1l-7.1,5.3-0.2.2-1.2,2.1a0.6,0.6,0,0,0,.2.8' +
+        'h0.2c2.6,0.4,10.7.9,10.3-1.2m-60.8,0c-0.4,2.1,7.7,1.6,10.3,1.2' +
+        'h0.2a0.6,0.6,0,0,0,.2-0.8l-1.2-2.1-0.2-.2-7.1-5.3';
+
+    var clocks = "M65.7,26.6A34.7,34.7,0,0,0,31,61.5c0,19,16,35.2,35.5,34.8" +
+        "a35.1,35.1,0,0,0,34-35.1A34.7,34.7,0,0,0,65.7,26.6Z" +
+        "m8.6-2.7,27.4,16.4a31.3,31.3,0,0,0,1.2-3.1c1.3-5,0-9.4-3.2-13.2" +
+        "a16.9,16.9,0,0,0-16-6.2A12.8,12.8,0,0,0,74.3,23.9Z" +
+        "M57,23.9L56.4,23a12.9,12.9,0,0,0-10.7-5.5,16.9,16.9,0,0,0-15.1,8," +
+        "14.1,14.1,0,0,0-2.3,11.2,10.4,10.4,0,0,0,1.4,3.5Z" +
+        "M26.9,31.6A33.7,33.7,0,0,0,9.7,59.3C9.2,72.8,14.9,83.1,26,90.7l1-1.9" +
+        "a0.6,0.6,0,0,0-.2-1A34.2,34.2,0,0,1,15.5,50.4" +
+        "a33.8,33.8,0,0,1,10.8-16,1.2,1.2,0,0,0,.5-0.6" +
+        "C26.9,33.1,26.9,32.4,26.9,31.6Z" +
+        "m1,8.1C14.6,55.9,19.2,81,37.6,91.1l1-2.3-2.8-2.4" +
+        "C26.4,77.6,22.9,66.7,25.1,54" +
+        "a31.6,31.6,0,0,1,4.2-10.8,0.8,0.8,0,0,0,.1-0.6Z" +
+        "M12,38.4a11.2,11.2,0,0,1-1.4-5.8A13.7,13.7,0,0,1,14.3,24" +
+        "a17.3,17.3,0,0,1,10.5-5.7h0.4C19,18,13.7,20,9.9,25.2" +
+        "a14.5,14.5,0,0,0-3,11,11.2,11.2,0,0,0,1.6,4.3Z" +
+        "m5.5-2.7L21,33" +
+        "a1,1,0,0,0,.3-0.7,14,14,0,0,1,3.9-8.6,17.3,17.3,0,0,1,10.2-5.4" +
+        "l0.6-.2C24.4,17.3,16.4,27,17.4,35.7Z" +
+        "M70.9,17.2H60.7v4.1h4v4.2H67V21.3h3.9V17.2Z" +
+        "M90.9,87.9l-0.5.3L86,91.5a7.9,7.9,0,0,0-2.6,3.1" +
+        "c-0.3.6-.2,0.8,0.5,0.9a27.9,27.9,0,0,0,6.8.2l1.6-.4" +
+        "a0.8,0.8,0,0,0,.6-1.2l-0.4-1.4Z" +
+        "m-50.2,0-1.8,6c-0.3,1.1-.1,1.4.9,1.7h0.7a26.3,26.3,0,0,0,7.2-.1" +
+        "c0.8-.1.9-0.4,0.5-1.1a8.2,8.2,0,0,0-2.7-3.1Z" +
+        "m-10.8-.4-0.2.6L28,93.5a0.9,0.9,0,0,0,.7,1.3,7.7,7.7,0,0,0,2.2.4" +
+        "l5.9-.2c0.5,0,.7-0.3.5-0.8a7.6,7.6,0,0,0-2.2-2.9Z" +
+        "m-11.3,0-0.2.7-1.6,5.4c-0.2.8-.1,1.2,0.7,1.4a8,8,0,0,0,2.2.4l6-.2" +
+        "c0.4,0,.7-0.3.5-0.6a7.1,7.1,0,0,0-1.9-2.7l-2.8-2.1Z" +
+        "M65.7,26.6m-2,30.3a4.4,4.4,0,0,0-2.2,2,4.8,4.8,0,0,0,4,7.2," +
+        "4.1,4.1,0,0,0,4.3-2.3,0.8,0.8,0,0,1,.8-0.5H84.1" +
+        "a1.9,1.9,0,0,0,2-1.7,2.1,2.1,0,0,0-1.7-2.2H70.8" +
+        "a1,1,0,0,1-1-.5,6.4,6.4,0,0,0-1.5-1.6,1.1,1.1,0,0,1-.5-1" +
+        "q0-10.1,0-20.3a1.9,1.9,0,0,0-2.2-2.1,2.1,2.1,0,0,0-1.8,2.2" +
+        "q0,6.1,0,12.2C63.7,51.2,63.7,54,63.7,56.9Z";
+
+    var glyphData = {
+        _viewbox: "0 0 110 110",
+        alarm: clock,
+        alarms: clocks
+    };
+
+    var gids = [
+        'alarm',
+        'alarms'
+    ];
+
+    angular.module('showGlyph', ['onosSvg'])
+    .controller('OvShowGlyph', ['$log', 'GlyphService',
+
+        function ($log, gs) {
+            var gDiv = d3.select('#showGlyphs'),
+                defs = d3.select('defs');
+
+            gs.registerGlyphSet(glyphData);
+            gs.loadDefs(defs, gids);
+
+            createGlyph(gDiv, 400, 'alarms');
+        }]);
+}());