Wmi remote install msi package

ManagementScope scope;

            ConnectionOptions connectionOptions = new ConnectionOptions
            {
                Authentication = AuthenticationLevel.PacketPrivacy,
                Impersonation = ImpersonationLevel.Impersonate
            };


            /*
            connOptions = new ConnectionOptions();
            connOptions.Impersonation = ImpersonationLevel.Impersonate;
            connOptions.EnablePrivileges = true;
            connOptions.Username = "DOMAIN" + "\\" + "user";
            connOptions.Password = "password";
             */ 

            scope = new ManagementScope(@"\\" + "KA16500" +
                                          @"\ROOT\CIMV2", connectionOptions);


            scope.Connect();

              


            ManagementPath p = new ManagementPath("Win32_Product");
            ManagementClass classInstance = new ManagementClass(scope, p, null);
            ManagementBaseObject inParams = classInstance.GetMethodParameters("Install");

            inParams["AllUsers"] = true;
            inParams["Options"] = string.Empty;
            inParams["PackageLocation"] = @"\\ka16500\sharePoint\1.msi";

            ManagementBaseObject outParams = classInstance.InvokeMethod("Install", inParams, null);

            string retVal = outParams["ReturnValue"].ToString();