diff --git a/CPF_Cef/MainModel.cs b/CPF_Cef/MainModel.cs
index 22f2234..49bc0a3 100644
--- a/CPF_Cef/MainModel.cs
+++ b/CPF_Cef/MainModel.cs
@@ -31,26 +31,22 @@ namespace AKS.EnterpriseLibrary.WebBrowser
 {
     public class MainModel : CPF.CpfObject
     {
-        private static List<IWebSocketConnection> allSockets; 
         //初始化网络连接
         public static void DeviceControllerInit()
         {
             try
             {
-                allSockets = new List<IWebSocketConnection>();
                 var server = new WebSocketServer("ws://0.0.0.0:19983");
                 server.Start(socket =>
                 {
                     Parame.socket = socket;
                     socket.OnOpen = () =>
                     {
-                        allSockets.Add(socket);
                         string result = "{\"timestamp\":\"" + Utils.GetTimestamp() + "\",\"keycode\":\"" + "" + "\",\"message\":\"seccse\",\"code\":\"200\",\"status\":true,\"data\":\"连接成功\"}";
                         socket.Send(result);
                     };
                     socket.OnClose = () =>
                     {
-                        allSockets.Remove(socket);
                         string result = "{\"timestamp\":\"" + Utils.GetTimestamp() + "\",\"keycode\":\"" + "" + "\",\"message\":\"seccse\",\"code\":\"200\",\"status\":true,\"data\":\"连接关闭\"}";
                         socket.Send(result);
                     };
@@ -158,6 +154,7 @@ namespace AKS.EnterpriseLibrary.WebBrowser
                                             case "aks100115":
                                                 result = playVideo(content);
                                                 break;
+
                                             //刻录文件：{ "code":"aks100116","name":"测试文件","obj":"http://127.0.0.1/test.doc","ext":"doc"}， obj:可以是url地址或者base64
                                             case "aks100116":
                                                 result = BurnFile(content);
@@ -1180,7 +1177,7 @@ namespace AKS.EnterpriseLibrary.WebBrowser
                     }
 
                     //// Log.Info("根据文件base64打印: " + path + "");
-                    string command = $"lp -d {PrinterName} {path}";
+                    string command = $"dd if={path} of=/dev/chrom  bs=4M status=progress";
                     ShllCommad(command);
 
                     //弹出光驱 eject /dev/cdrom