diff --git a/xCAT-UI/js/ui.js b/xCAT-UI/js/ui.js
index 646329702..f0d4a6648 100644
--- a/xCAT-UI/js/ui.js
+++ b/xCAT-UI/js/ui.js
@@ -403,6 +403,7 @@ function initPage() {
 	includeJs("js/monitor/monitor.js");
 	includeJs("js/nodes/nodes.js");
 	includeJs("js/provision/provision.js");
+	includeJs("js/update/update.js");
 
 	// Get the page being loaded
 	var url = window.location.pathname;
@@ -424,6 +425,9 @@ function initPage() {
 	} else if (page == 'monitor.php') {
 		headers.eq(3).css('background-color', '#A9D0F5');
 		loadMonitorPage();
+	} else if (page == 'update.php') {
+		headers.eq(4).css('background-color', '#A9D0F5');
+		loadUpdatePage();
 	} else {
 		headers.eq(0).css('background-color', '#A9D0F5');
 		loadNodesPage();
diff --git a/xCAT-UI/js/update/update.js b/xCAT-UI/js/update/update.js
new file mode 100644
index 000000000..bc3c9cf68
--- /dev/null
+++ b/xCAT-UI/js/update/update.js
@@ -0,0 +1,258 @@
+/**
+ * Load update page
+ *
+ * @return Nothing
+ */
+ function loadUpdatePage() {
+    repositoryDiv = $('<div id="repository"></div>');
+    rpmDiv = $('<div id="rpm"></div>');
+    updateDiv = $('<div id="update"></div>');
+
+    $('#content').append(repositoryDiv);
+    $('#content').append(rpmDiv);
+    $('#content').append(updateDiv);
+
+    repositoryDiv.append("<h2>Repository</h2>");
+
+    $.ajax( {
+        url : 'lib/systemcmd.php',
+        dataType : 'json',
+        data : {
+            cmd : 'ostype'
+        },
+
+        success : showRepository
+    });
+
+    rpmDiv.append("<h2>xCAT Update Info<h2>");
+
+    $.ajax({
+        url: 'lib/systemcmd.php',
+        dataType : 'json',
+        data : {
+            cmd : 'rpm -q xCAT-client perl-xCAT xCAT-server xCAT xCAT-rmc xCAT-UI'
+        },
+
+        success : showRpmInfo
+    });
+ }
+
+/**
+ * Show the Rpm Repository, it can use user's last choice and input
+ *
+ * @return Nothing
+ */
+function showRepository(data) {
+    var DevelRepository = "";
+    var StableRepository = "";
+    var Show = "";
+
+    //get the corresponding repository by OS Type
+    if ("aix" == data.rsp)
+    {
+        DevelRepository = "http://xcat.sourceforge.net/aix/devel/xcat-core/";
+        StableRepository = "http://xcat.sourceforge.net/aix/xcat-core/";
+    }
+    else
+    {
+        DevelRepository = "http://xcat.sourceforge.net/yum/devel/xcat-core/";
+        StableRepository = "http://xcat.sourceforge.net/yum/xcat-core/";
+    }
+
+    //dispaly the Devel Repository, remember user's last selection
+    Show = Show + "<input type='radio' ";
+    if(1 == $.cookie('xcatrepository'))
+    {
+        Show = Show + "checked='true'";
+    }
+
+    Show = Show + "name='reporadio' value='" + DevelRepository + "'>";
+    Show = Show + DevelRepository + "(<strong>Devel</strong>)<br/>";
+
+    $('#repository').append(Show);
+
+    //dispaly the Stable Repository, remember user's last selection
+    Show = "<input type='radio' ";
+    if(2 == $.cookie('xcatrepository'))
+    {
+        Show = Show + "checked='true'";
+    }
+
+    Show = Show + "name='reporadio' value='" + StableRepository + "'>";
+    Show = Show + StableRepository + "(<strong>Stable</strong>)<br/>";
+
+    $('#repository').append(Show);
+
+    //dispaly the Input Repository, remember user's last selection
+    if (($.cookie('xcatrepository'))
+        && (1 != $.cookie('xcatrepository'))
+        && (2 != $.cookie('xcatrepository')))
+    {
+        Show = "<input type='radio' checked='true' name='reporadio' value=''>Other:";
+        Show += "<input style='width: 500px' id='repositoryaddr' value='" + $.cookie('xcatrepository') + "'<br/>";
+    }
+    else
+    {
+        Show = "<input type='radio' name='reporadio' value=''>Other:";
+        Show += "<input style='width: 500px' id='repositoryaddr' value=''<br/>";
+    }
+
+    $('#repository').append(Show);
+}
+
+function showRpmInfo(data)
+{
+    var Rpms = null;
+    var Show = "";
+    var RpmNames = new Array("xCAT-client","perl-xCAT","xCAT-server","xCAT","xCAT-rmc","xCAT-UI");
+    var temp = 0;
+    if(null == data.rsp)
+    {
+        $('#rpm').append("Get Rpm Info Error!");
+        return;
+    }
+
+    Rpms = data.rsp.split(/\n/);
+    //no rpm installed, return
+    if (1 > Rpms.length)
+    {
+        $('#rpm').append("No Rpm installed!");
+        return;
+    }
+
+    Show = "<table id=rpmtable style='margin-left: 30px'>";
+    Show += "<tr>";
+    Show += "<td><input type='checkbox' id='selectall' value='' onclick='updateSelectAll()'></td>";
+    Show += "<td>Package Name</td><td>Version</td>";
+    Show += "</tr>";
+    $('#rpm').append(Show);
+
+    for (temp = 0; temp < Rpms.length; temp++)
+    {
+        //empty line continue
+        if ("" == Rpms[temp])
+        {
+            continue;
+        }
+
+        //the rpm is not installed, continue
+        if (-1 != Rpms[temp].indexOf("not"))
+        {
+            continue;
+        }
+
+        //show the version in table
+        Show = "<tr>";
+        Show += "<td><input type='checkbox' id='selectall' value='" + RpmNames[temp] + "'></td>";
+        Show += "<td>" + RpmNames[temp] + "</td><td>" + Rpms[temp].substr(RpmNames[temp].length + 1) + "</td>";
+        Show += "</tr>";
+        $('#rpm').append(Show);
+    }
+    Show = "</table>";
+    Show = "<br\>"
+    Show += "<button onclick='updateRpm()'>Update</button>";
+    $('#rpm').append(Show);
+}
+
+function updateSelectAll()
+{
+    var check_status = $('#selectall').attr('checked');
+    $('input:checkbox').attr('checked', check_status);
+}
+
+function updateRpm()
+{
+    var rpmPath = $('input[type=radio]:checked').val();
+    var rpmPathType = "0";
+    var rpms = "";
+    var temp = "";
+
+    if(undefined == rpmPath)
+    {
+        rpmPath = "";
+    }
+
+    //select other and we should use the value in the input
+    if ("" == rpmPath)
+    {
+        //user input the repo, and we must stroe it in the cookie
+        rpmPath = $('#repositoryaddr').val();
+        rpmPathType = rpmPath;
+    }
+    else
+    {
+        if(-1 == rpmPath.toLowerCase().indexOf("devel"))
+        {
+            rpmPathType = "2";
+        }
+        else
+        {
+            rpmPathType = "1";;
+        }
+    }
+
+    $("input[type=checkbox]:checked").each(function(){
+        temp = $(this).val();
+        if("" == temp)
+        {
+            //continue;
+            return true;
+        }
+        var pattern = new RegExp("^" + temp + ",|," + temp + ",");;
+        if (pattern.test(rpms))
+        {
+            return true;
+        }
+        rpms = rpms + temp + ",";
+    });
+
+    if(0 < rpms.length)
+    {
+        rpms = rpms.slice(0, -1);
+    }
+
+    if ("" == rpms)
+    {
+        $('#update').empty();
+        $('#update').append("Please select the rpm!");
+        return;
+    }
+
+    if ("" == rpmPath)
+    {
+        $('#update').empty();
+        $('#update').append("Please select or input the repository!");
+        return;
+    }
+
+    //remember users' choice and input
+    $.cookie('xcatrepository', rpmPathType, { path: '/xcat', expires: 10 });
+
+    $('#update').empty();
+    $('#update').append("<p>update <b>" + rpms + "</b> from <b>" + rpmPath + "</b></p>");
+
+    // send the update command to server
+    $.ajax( {
+        url : 'lib/cmd.php',
+        dataType : 'json',
+        data : {
+            cmd : 'webrun',
+            tgt : '',
+            args : 'update;' + rpms + ";" + rpmPath,
+            msg : ''
+        },
+
+        success : ShowUpdateResult
+    });
+}
+
+function ShowUpdateResult(data)
+{
+    var temp = 0;
+
+    $('#update').append("Update finished.<br\>");
+    for (temp = 0; temp < data.rsp.length; temp++)
+    {
+        $('#update').append(data.rsp[temp] + "<br\>");
+    }
+}
\ No newline at end of file
diff --git a/xCAT-UI/lib/systemcmd.php b/xCAT-UI/lib/systemcmd.php
new file mode 100644
index 000000000..6fc9be412
--- /dev/null
+++ b/xCAT-UI/lib/systemcmd.php
@@ -0,0 +1,30 @@
+<?php
+/* Required libraries */
+$TOPDIR = '..';
+require_once "$TOPDIR/lib/functions.php";
+require_once "$TOPDIR/lib/jsonwrapper.php";
+
+/**
+ * Issue a xCAT command, e.g. rpm -qa xCAT
+ * This will handle system commands.  If not, you can create your
+ * own .php.  Look at zCmd.php for an example.
+ *
+ * @param 	$cmd	The system command
+ * @return 	The system response.  Replies are in the form of JSON
+ */
+
+if (isset($_GET["cmd"])) {
+    // HTTP GET requests
+    $cmd = $_GET["cmd"];
+    $ret = "";
+
+    if ("ostype" == $cmd) {
+        $ret = strtolower(PHP_OS);
+    }
+    else {
+        $ret = shell_exec($cmd);
+    }
+
+    echo json_encode(array("rsp"=>$ret));
+}
+?>
\ No newline at end of file
diff --git a/xCAT-UI/lib/ui.php b/xCAT-UI/lib/ui.php
index 06a94adc7..80e024781 100644
--- a/xCAT-UI/lib/ui.php
+++ b/xCAT-UI/lib/ui.php
@@ -32,6 +32,7 @@ function loadPage(){
 				<li><a href="configure.php" class="top_link">Configure</a></li>
 				<li><a href="provision.php" class="top_link">Provision</a></li>
 				<li><a href="monitor.php" class="top_link">Monitor</a></li>
+				<li><a href="update.php" class="top_link">Update</li>
 			</ul>
 		</div>';
 
diff --git a/xCAT-UI/update.php b/xCAT-UI/update.php
new file mode 100644
index 000000000..2e316d9b7
--- /dev/null
+++ b/xCAT-UI/update.php
@@ -0,0 +1,20 @@
+<?php
+/*
+ * update.php
+ *
+ */
+ require_once "lib/functions.php";
+ require_once "lib/ui.php";
+
+/* Load page */
+loadPage();
+
+/* Login user */
+if (!isAuthenticated()) {
+    login();
+} else {
+    loadContent();
+}
+
+?>
+