diff --git a/src/backend/dbus-interface/dbus-interface.pri b/src/backend/dbus-interface/dbus-interface.pri
index 70b5b0a8..056901df 100644
--- a/src/backend/dbus-interface/dbus-interface.pri
+++ b/src/backend/dbus-interface/dbus-interface.pri
@@ -14,6 +14,7 @@ HEADERS += \
     $$PWD/kylinconnectsetting.h \
     $$PWD/kylinnetworkdeviceresource.h \
     $$PWD/kylinnetworkresourcemanager.h \
+    $$PWD/kylinutil.h \
     $$PWD/kylinvpnconnectitem.h \
     $$PWD/kylinvpnrequest.h \
     $$PWD/kylinwiredconnectoperation.h \
@@ -35,6 +36,7 @@ SOURCES += \
     $$PWD/kylinconnectsetting.cpp \
     $$PWD/kylinnetworkdeviceresource.cpp \
     $$PWD/kylinnetworkresourcemanager.cpp \
+    $$PWD/kylinutil.cpp \
     $$PWD/kylinvpnconnectitem.cpp \
     $$PWD/kylinvpnrequest.c \
     $$PWD/kylinwiredconnectoperation.cpp \
diff --git a/src/backend/dbus-interface/kylinconnectresource.cpp b/src/backend/dbus-interface/kylinconnectresource.cpp
index de7b5243..729bebb2 100644
--- a/src/backend/dbus-interface/kylinconnectresource.cpp
+++ b/src/backend/dbus-interface/kylinconnectresource.cpp
@@ -1,6 +1,7 @@
 
 #include "kylinconnectresource.h"
 #include "kywirelessconnectoperation.h"
+#include "kylinutil.h"
 
 #include <NetworkManagerQt/Ipv4Setting>
 #include <NetworkManagerQt/Ipv6Setting>
@@ -702,18 +703,16 @@ bool KyConnectResourse::isWiredConnection(QString uuid)
         return false;
     }
 
-    if (!connectPtr.isNull()) {
-        NetworkManager::ConnectionSettings::Ptr connectSettingPtr = connectPtr->settings();
+    /*
+    * 由于通过NetworkManager库获取的连接类型，准确的说是判断有线连接类型有时候是不准确的，因为该库
+    * 对连接类型支持的不全，对于不支持的类型默认是有线连接类型，比如说wifi-p2p的投屏，所以需要通过
+    * networkmanager的dbus接口获取。
+    */
 
-        if (connectSettingPtr.isNull()) {
-            qWarning()<<"[KyConnectResourse]"<<"get connect setting failed, connect uuid"<<uuid;
-            return false;
-        }
-
-        if (NetworkManager::ConnectionSettings::ConnectionType::Wired ==
-                connectPtr->settings()->connectionType()) {
-            return true;
-        }
+    QString connectPath = connectPtr->path();
+    QString connectionType = getConnectTypeByDbus(connectPath);
+    if (ETHERNET_TYPE == connectionType) {
+        return true;
     }
 
     return false;
diff --git a/src/backend/dbus-interface/kylinutil.cpp b/src/backend/dbus-interface/kylinutil.cpp
new file mode 100644
index 00000000..d90dd510
--- /dev/null
+++ b/src/backend/dbus-interface/kylinutil.cpp
@@ -0,0 +1,41 @@
+#include "kylinutil.h"
+
+#define  LOG_FLAG  "kylin-util"
+
+QString getConnectTypeByDbus(QString &connectPath)
+{
+    QString connectType = "";
+
+    if (connectPath.isEmpty()) {
+        qWarning()<< LOG_FLAG << "connect path is empty, so can not get connect type";
+        return connectType;
+    }
+
+    QDBusInterface dbusInterface("org.freedesktop.NetworkManager",
+                              connectPath,
+                              "org.freedesktop.NetworkManager.Settings.Connection",
+                              QDBusConnection::systemBus());
+
+    QDBusMessage result = dbusInterface.call("GetSettings");
+    const QDBusArgument &dbusArg1st = result.arguments().at( 0 ).value<QDBusArgument>();
+    QMap<QString, QMap<QString, QVariant>> map;
+    dbusArg1st >> map;
+
+    if (map.isEmpty()) {
+        qWarning() << LOG_FLAG <<"get connection settings failed.";
+        return connectType;
+    }
+
+    QMap<QString,QVariant> connectMap = map.value(KEY_CONNECTION);
+    if (connectMap.isEmpty()) {
+        qWarning() << LOG_FLAG <<"threre is not connection settings";
+        return connectType;
+    }
+
+    connectType = connectMap.value(KEY_CONNECT_TYPE).toString();
+
+    qDebug() << LOG_FLAG << "connection type" << connectType;
+
+    return connectType;
+
+}
diff --git a/src/backend/dbus-interface/kylinutil.h b/src/backend/dbus-interface/kylinutil.h
new file mode 100644
index 00000000..027292bd
--- /dev/null
+++ b/src/backend/dbus-interface/kylinutil.h
@@ -0,0 +1,19 @@
+#ifndef KYLINUTIL_H
+#define KYLINUTIL_H
+
+#include <QObject>
+#include <QDebug>
+#include <QtDBus/QDBusConnection>
+#include <QtDBus/QDBusMessage>
+#include <QtDBus/QDBusInterface>
+#include <QtDBus/QDBusObjectPath>
+#include <QDBusReply>
+#include <QDBusObjectPath>
+
+#define  KEY_CONNECTION   "connection"
+#define  KEY_CONNECT_TYPE "type"
+#define  ETHERNET_TYPE    "802-3-ethernet"
+
+QString getConnectTypeByDbus(QString &connectPath);
+
+#endif // KYLINUTIL_H