diff --git a/projects/IoT/IoT.Shared/Application/Models/CallApiRequest.cs b/projects/IoT/IoT.Shared/Application/Models/CallApiRequest.cs
index 2b514c87..55204b61 100644
--- a/projects/IoT/IoT.Shared/Application/Models/CallApiRequest.cs
+++ b/projects/IoT/IoT.Shared/Application/Models/CallApiRequest.cs
@@ -2,10 +2,9 @@
 {
     public class CallApiRequest
     {
-        public string Gateway { get; set; }
+        public string ConnectionId { get; set; }
         public string Number { get; set; }
         public string Method { get; set; }
         public string Query { get; set; }
-        public string ConnectionId { get; set; }
     }
 }
\ No newline at end of file
diff --git a/projects/IoTCenter/Controllers/AppController.cs b/projects/IoTCenter/Controllers/AppController.cs
index 2c456019..f5103661 100644
--- a/projects/IoTCenter/Controllers/AppController.cs
+++ b/projects/IoTCenter/Controllers/AppController.cs
@@ -203,5 +203,33 @@ namespace IoTCenter.Controllers
             }
             return Content(string.Empty);
         }
+
+        public IActionResult AllPowerOn(string connectionId, string[] nodes)
+        {
+            this.Power(connectionId, nodes, "On");
+            return Json(ApiResponse.AsyncSuccess());
+        }
+
+        public IActionResult AllPowerOff(string connectionId, string[] nodes)
+        {
+            this.Power(connectionId, nodes, "Off");
+            return Json(ApiResponse.AsyncSuccess());
+        }
+
+        private void Power(string connectionId, string[] nodes, string command)
+        {
+            var devices = this._deviceRepo.ReadOnlyTable()
+                .Include(o => o.Node)
+                .Include(o => o.Product.Apis)
+                .Where(o => nodes.Contains(o.Node.Number))
+                .Where(o => o.Name.Contains("开关") || o.Name.Contains("插座"))
+                .ToList();
+            foreach (var device in devices)
+            {
+                var api = device.Product.Apis.FirstOrDefault(o => o.Command == command);
+                var message = $"{api.Path}{api.Command}?number={device.Number}";
+                this._pageHubContext.Clients.Group(device.Node.Number).SendAsync(Methods.ServerToClient, Methods.CallApi, message, connectionId);
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/projects/IoTCenter/Views/Home/Index.cshtml b/projects/IoTCenter/Views/Home/Index.cshtml
index e8a68587..fa19064d 100644
--- a/projects/IoTCenter/Views/Home/Index.cshtml
+++ b/projects/IoTCenter/Views/Home/Index.cshtml
@@ -64,8 +64,8 @@
     </style>
     <title>@HtmlTitle | @cfg["name"]</title>
 </head>
-<body class="hold-transition skin-blue-light layout-top-nav fixed">
-    <div class="wrapper">
+<body class="hold-transition skin-blue-light layout-top-nav">
+    <div class="wrapper overlay-wrapper">
         <header class="main-header">
             <nav class="navbar navbar-static-top">
                 <div class="container">
@@ -114,6 +114,9 @@
         </noscript>
         <div class="content-wrapper">
             <div class="container">
+                <div class="overlay" style="display:none;">
+                    <i class="fa fa-refresh fa-spin"></i>
+                </div>
                 <section class="content" id="template">
                 </section>
             </div>
@@ -150,6 +153,7 @@
     <script src="~/lib/tree-multiselect/dist/jquery.tree-multiselect.min.js"></script>
     <script src="~/lib/kindeditor/kindeditor-all-min.js"></script>
     <script src="~/lib/Chart.js/Chart.bundle.min.js"></script>
+    <script src="lib/signalr/signalr.min.js"></script>
     <script>
         $(function () {
             var template = 'home.default.html';//get template name from server
diff --git a/projects/IoTCenter/Views/Home/Node.cshtml b/projects/IoTCenter/Views/Home/Node.cshtml
index 6c51095e..0347d3ca 100644
--- a/projects/IoTCenter/Views/Home/Node.cshtml
+++ b/projects/IoTCenter/Views/Home/Node.cshtml
@@ -65,6 +65,7 @@
 
         .ptz {
             width: 100%;
+            padding-top: 1px;
         }
 
             .ptz td {
@@ -170,6 +171,7 @@
     <script src="~/lib/Chart.js/Chart.bundle.min.js"></script>
     <script src="~/lib/linq.js/linq.min.js"></script>
     <script src="~/lib/flv.js/flv.min.js"></script>
+    <script src="lib/signalr/signalr.min.js"></script>
     <script>
         $(function () {
             var template = 'node.default.html';//get template name from server
diff --git a/projects/IoTCenter/wwwroot/home.default.html b/projects/IoTCenter/wwwroot/home.default.html
index 420ece90..0192212e 100644
--- a/projects/IoTCenter/wwwroot/home.default.html
+++ b/projects/IoTCenter/wwwroot/home.default.html
@@ -40,22 +40,22 @@
     <div class="col-md-2">
     </div>
     <div class="col-md-1">
-        <button class="btn btn-block btn-primary">一键开</button>
+        <button class="btn btn-block btn-primary ajax allpoweron">一键开</button>
     </div>
     <div class="col-md-1">
-        <button class="btn btn-block btn-primary">一键关</button>
+        <button class="btn btn-block btn-primary ajax allpoweroff">一键关</button>
     </div>
     <div class="col-md-1">
-        <button class="btn btn-block btn-primary">开关开</button>
+        <button class="btn btn-block btn-primary ajax allswitchon">开关开</button>
     </div>
     <div class="col-md-1">
-        <button class="btn btn-block btn-primary">开关关</button>
+        <button class="btn btn-block btn-primary ajax allswitchoff">开关关</button>
     </div>
     <div class="col-md-1">
-        <button class="btn btn-block btn-primary">插座开</button>
+        <button class="btn btn-block btn-primary ajax allsocketon">插座开</button>
     </div>
     <div class="col-md-1">
-        <button class="btn btn-block btn-primary">插座关</button>
+        <button class="btn btn-block btn-primary ajax allsocketoff">插座关</button>
     </div>
 </div>
 
@@ -66,7 +66,7 @@
             <div class="box-header">
                 <h3 class="box-title">{{node.Name}}</h3>
                 <div class="pull-right box-tools">
-                    <label class="switch on"><input class="switch" type="checkbox" checked /></label>
+                    <label class="switch on"><input :data-node-number="node.Number" class="switch" type="checkbox" checked /></label>
                 </div>
             </div>
             <div class="box-body">
@@ -75,17 +75,17 @@
             <div class="box-footer">
                 <div class="row">
                     <div class="col-md-6">
-                        <button class="btn btn-block btn-primary">一键开</button>
+                        <button class="btn btn-block btn-primary ajax nodepoweron">一键开</button>
                     </div>
                     <div class="col-md-6">
-                        <button class="btn btn-block btn-primary">一键关</button>
+                        <button class="btn btn-block btn-primary ajax nodepoweroff">一键关</button>
                     </div>
                 </div>
                 <hr />
                 <div class="row" v-if="node.Scenes.length">
                     <template v-for="scene in node.Scenes">
                         <div class="col-md-3" v-if="scene.Tag=='home'">
-                            <button class="btn btn-block btn-info">{{scene.Name}}</button>
+                            <button class="btn btn-block btn-info ajax" :data-node-number="node.Number" :data-scene-name="scene.Name">{{scene.Name}}</button>
                         </div>
                     </template>
                 </div>
@@ -93,6 +93,33 @@
         </div>
     </div>
 </div>
+<script>
+    var connection;
+    var connectionId;
+    $.ajaxSetup({
+        cache: false,
+        timeout: 5000
+    });
+    function connect() {
+        if (connection && connection.connection.connectionState === 1) {
+            console.log('has connected');
+        }
+        else {
+            console.log('start connect to server:' + Date());
+            connection.start().then(function () {
+                console.log('signalR>start');
+            }).catch(function (err) {
+                console.error(err.toString());
+                setTimeout(connect, 10 * 1000);
+            });
+        }
+    }
+    function onMessage() {
+        connection.on('Connected', function (id) {
+            connectionId = id;
+        });
+    }
+</script>
 <script>
     function UpdateChart(id, title, data, labels, colors, type) {
         var ctx = document.getElementById(id).getContext('2d');
@@ -131,6 +158,38 @@
         var color = '#' + r.toString(16) + g.toString(16) + b.toString(16);
         return color;
     }
+    function ajax(url, data, type) {
+        console.log(url);
+        type = type || 'get';
+        $('.overlay').show();
+        $.ajax({
+            type: type,
+            url: url,
+            data: data,
+            success: AjaxCallBack
+        }).fail(function (result) {
+            console.log('error');
+            console.log(result);
+        }).always(function () {
+            $('.overlay').hide();
+        });
+    }
+    function AjaxCallBack(response) {
+        var result = response;
+        if (result.code === 0) {
+            if (result.type === 0) {
+                if (result.format === 1) {
+                    console.log('format/1/base64 jpeg image');
+                    $('#callback .page-content').html('<img class="shot" src="' + result.data + '">');
+                }
+                else {
+                    console.log('format/0/json object');
+                    $('#callback .page-content').html(result.data);
+                }
+                app.popup.open('#callback');
+            }
+        }
+    }
     $('body').on('change', 'input.switch', function (e) {
         if ($(this).is(':checked')) {
             $(this).parent('label').addClass('on');
@@ -140,6 +199,16 @@
             $(this).parent('label').removeClass('on');
         }
     });
+
+    $('body').on('click', 'button.ajax', function (e) {
+        var data = $.map($('.switch:checked').toArray(), function (o) { return $(o).attr('data-node-number'); });
+        if ($(this).hasClass('allpoweron')) {
+            ajax('/App/AllPowerOn', { nodes: data }, 'post');
+        } else if ($(this).hasClass('allpoweroff')) {
+            ajax('/App/AllPowerOff', { nodes: data }, 'post');
+        }
+        return false;
+    });
 </script>
 <script>
     var vm = new Vue({
@@ -156,6 +225,10 @@
                     UpdateChart('DeviceChart', '设备', vm.ViewModel.DeviceChart.data, vm.ViewModel.DeviceChart.labels, null, 'doughnut');
                     UpdateChart('EnergyChart', '用电', vm.ViewModel.EnergyChart.data, vm.ViewModel.EnergyChart.labels, null, 'bar');
                 });
+                var wsUrl = '/hub?group=page';
+                connection = new signalR.HubConnectionBuilder().withUrl(wsUrl).build();
+                onMessage();
+                connect();
             });
         }
     });
diff --git a/projects/IoTCenter/wwwroot/node.default.html b/projects/IoTCenter/wwwroot/node.default.html
index 0e7d1e20..b46a91c9 100644
--- a/projects/IoTCenter/wwwroot/node.default.html
+++ b/projects/IoTCenter/wwwroot/node.default.html
@@ -1,4 +1,4 @@
-﻿<div style="text-align:center;" v-if="ViewModel">{{ViewModel.Name}}</div>
+﻿<h2 class="page-header" v-if="ViewModel">{{ViewModel.Name}}</h2>
 <div class="row" v-if="ViewModel">
     <div class="col-md-6">
         <canvas id="NodeChart" style="width:100%;height:250px;"></canvas>
@@ -158,6 +158,7 @@
                 <div class="col-md-6"><button class="btn btn-block btn-primary">一键开</button></div>
                 <div class="col-md-6"><button class="btn btn-block btn-primary">一键关</button></div>
             </div>
+            <hr style="margin: 0;" />
             <div class="row">
                 <div class="col-md-3" v-for="scene in ViewModel.Scenes">
                     <button class="btn btn-block btn-info">{{scene.Name}}</button>
@@ -168,10 +169,34 @@
 </div>
 <div class="row" v-if="ViewModel">
     <div class="col-md-6">
-        开关
+        <div class="box box-solid btns">
+            <div class="row">
+                <div class="col-md-2"><span style="display:inline-block;line-height:70px;">开关:</span></div>
+                <div class="col-md-5"><button class="btn btn-block btn-primary">一键开</button></div>
+                <div class="col-md-5"><button class="btn btn-block btn-primary">一键关</button></div>
+            </div>
+            <hr style="margin: 0;" />
+            <div class="row">
+                <div class="col-md-3" v-for="scene in ViewModel.Scenes">
+                    <button class="btn btn-block btn-info">{{scene.Name}}</button>
+                </div>
+            </div>
+        </div>
     </div>
     <div class="col-md-6">
-        插座
+        <div class="box box-solid btns">
+            <div class="row">
+                <div class="col-md-2"><span style="display:inline-block;line-height:70px;">插座:</span></div>
+                <div class="col-md-5"><button class="btn btn-block btn-primary">一键开</button></div>
+                <div class="col-md-5"><button class="btn btn-block btn-primary">一键关</button></div>
+            </div>
+            <hr style="margin: 0;" />
+            <div class="row">
+                <div class="col-md-3" v-for="scene in ViewModel.Scenes">
+                    <button class="btn btn-block btn-info">{{scene.Name}}</button>
+                </div>
+            </div>
+        </div>
     </div>
 </div>
 <script>
