diff --git a/web/gui/src/main/webapp/_sdh/trie-test.html b/web/gui/src/main/webapp/_sdh/trie-test.html
new file mode 100644
index 0000000..2d6517a
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+++ b/web/gui/src/main/webapp/_sdh/trie-test.html
@@ -0,0 +1,64 @@
+<!DOCTYPE html>
+<!--
+  ~  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 -- Sample use of trie functions in fn.js
+  -->
+
+<html>
+<head lang="en">
+    <meta charset="UTF-8">
+    <title>Test Trie Functions</title>
+
+    <script type="text/javascript" src="../tp/angular.js"></script>
+    <script type="text/javascript" src="../tp/angular-route.js"></script>
+
+    <script type="text/javascript" src="../tp/d3.js"></script>
+
+    <script type="text/javascript" src="../app/fw/util/util.js"></script>
+    <script type="text/javascript" src="../app/fw/util/fn.js"></script>
+
+    <script type="text/javascript" src="trie-test.js"></script>
+
+    <link rel="stylesheet" href="../app/common.css">
+
+    <style>
+        html,
+        body {
+            background-color: #ddf;
+            font-family: Arial, Helvetica, sans-serif;
+            font-size: 9pt;
+        }
+
+        h2 {
+            color: darkred;
+        }
+
+        #output div {
+            font-family: monospace;
+            white-space: pre;
+        }
+    </style>
+
+</head>
+
+<!-- outline for using a controller in Angular -->
+<body class="light" ng-app="trie" ng-controller="OvTrieTest as ctrl">
+    <h2>Testing the Trie Functions</h2>
+    <div id="output"></div>
+</body>
+</html>
\ No newline at end of file