diff --git a/src/backend/dbus-interface/kylinconnectresource.cpp b/src/backend/dbus-interface/kylinconnectresource.cpp
index a2d02a3d..6f52488b 100644
--- a/src/backend/dbus-interface/kylinconnectresource.cpp
+++ b/src/backend/dbus-interface/kylinconnectresource.cpp
@@ -386,6 +386,7 @@ void KyConnectResourse::getIpv4ConnectSetting(
 {
     if (NetworkManager::Ipv4Setting::Automatic == ipv4Setting->method()) {
         connectSetting.m_ipv4ConfigIpType = CONFIG_IP_DHCP;
+        connectSetting.m_ipv4Dns = ipv4Setting->dns();
         return;
     }
 
@@ -404,6 +405,7 @@ void KyConnectResourse::getIpv6ConnectSetting(
 
     if (NetworkManager::Ipv6Setting::Automatic == ipv6Setting->method()) {
         connectSetting.m_ipv6ConfigIpType = CONFIG_IP_DHCP;
+        connectSetting.m_ipv6Dns = ipv6Setting->dns();
         return;
     }
 
diff --git a/src/backend/dbus-interface/kylinconnectsetting.cpp b/src/backend/dbus-interface/kylinconnectsetting.cpp
index 88aeb57d..f77c74a0 100644
--- a/src/backend/dbus-interface/kylinconnectsetting.cpp
+++ b/src/backend/dbus-interface/kylinconnectsetting.cpp
@@ -69,7 +69,7 @@ int KyConnectSetting::setIpConfigType(KyIpAddressType ipType, KyIpConfigType ipC
 
     return 0;
 }
-void KyConnectSetting::ipv4AddressConstruct(QString &ipv4Address, QString &ipv4NetMask, QString &ipv4GateWay, QStringList &ipv4Dns)
+void KyConnectSetting::ipv4AddressConstruct(QString &ipv4Address, QString &ipv4NetMask, QString &ipv4GateWay)
 {
     qDebug()<<"ipv4 address"<<ipv4Address << ipv4NetMask << ipv4GateWay;
     NetworkManager::IpAddress  nmIpv4Address;
@@ -79,15 +79,9 @@ void KyConnectSetting::ipv4AddressConstruct(QString &ipv4Address, QString &ipv4N
     m_ipv4Address.clear();
     m_ipv4Address << nmIpv4Address;
 
-    m_ipv4Dns.clear();
-    for (int index = 0; index < ipv4Dns.size(); ++index) {
-        qDebug()<<"dns"<<ipv4Dns[index];
-        m_ipv4Dns << QHostAddress(ipv4Dns[index]);
-    }
-
     return ;
 }
-void KyConnectSetting::ipv6AddressConstruct(QString &ipv6Address, QString &ipv6NetMask, QString &ipv6GateWay, QStringList &ipv6Dns)
+void KyConnectSetting::ipv6AddressConstruct(QString &ipv6Address, QString &ipv6NetMask, QString &ipv6GateWay)
 {
     NetworkManager::IpAddress  nmIpv6Address;
     nmIpv6Address.setIp(QHostAddress(ipv6Address));
@@ -96,14 +90,19 @@ void KyConnectSetting::ipv6AddressConstruct(QString &ipv6Address, QString &ipv6N
     m_ipv6Address.clear();
     m_ipv6Address << nmIpv6Address;
 
-    m_ipv6Dns.clear();
-    for (int index = 0; index < ipv6Dns.size(); index++) {
-        m_ipv6Dns << QHostAddress(ipv6Dns[index]);
-    }
-
     return ;
 }
 
+void KyConnectSetting::ipv4DnsConstruct(QList<QHostAddress> &ipv4DnsList)
+{
+    m_ipv4Dns = ipv4DnsList;
+}
+
+void KyConnectSetting::ipv6DnsConstruct(QList<QHostAddress> &ipv6DnsList)
+{
+    m_ipv6Dns = ipv6DnsList;
+}
+
 void KyConnectSetting::dumpInfo()
 {
     qDebug()<<"connect setting info:";
diff --git a/src/backend/dbus-interface/kylinconnectsetting.h b/src/backend/dbus-interface/kylinconnectsetting.h
index f2e967e6..c8ae8f8c 100644
--- a/src/backend/dbus-interface/kylinconnectsetting.h
+++ b/src/backend/dbus-interface/kylinconnectsetting.h
@@ -50,8 +50,10 @@ public:
     void setIfaceName(QString &ifaceName);
     void setConnectName(QString &connectName);
     int  setIpConfigType(KyIpAddressType ipType, KyIpConfigType configType);
-    void ipv4AddressConstruct(QString &ipv4Address, QString &ipv4NetMask, QString &ipv4GateWay, QStringList &ipv4Dns);
-    void ipv6AddressConstruct(QString &ipv6Address, QString &ipv6NetMask, QString &ipv6GateWay, QStringList &ipv6Dns);
+    void ipv4AddressConstruct(QString &ipv4Address, QString &ipv4NetMask, QString &ipv4GateWay);
+    void ipv6AddressConstruct(QString &ipv6Address, QString &ipv6NetMask, QString &ipv6GateWay);
+    void ipv4DnsConstruct(QList<QHostAddress> &ipv4DnsList);
+    void ipv6DnsConstruct(QList<QHostAddress> &ipv6DnsList);
     void dumpInfo();
 
 public:
diff --git a/src/frontend/netdetails/creatnetpage.cpp b/src/frontend/netdetails/creatnetpage.cpp
index 89987a6a..f8bbb0df 100644
--- a/src/frontend/netdetails/creatnetpage.cpp
+++ b/src/frontend/netdetails/creatnetpage.cpp
@@ -17,24 +17,18 @@ void CreatNetPage::initUI()
     ipv4addressEdit = new LineEdit(this);
     netMaskEdit = new LineEdit(this);
     gateWayEdit = new LineEdit(this);
-//    firstDnsEdit = new LineEdit(this);
-//    secondDnsEdit = new LineEdit(this);
 
     m_connNameLabel = new QLabel(this);
     m_configLabel = new QLabel(this);
     m_addressLabel = new QLabel(this);
     m_maskLabel = new QLabel(this);
     m_gateWayLabel = new QLabel(this);
-//    m_dnsLabel = new QLabel(this);
-//    m_secDnsLabel = new QLabel(this);
 
     m_connNameLabel->setText(tr("Connection Name"));
     m_configLabel->setText(tr("Ipv4Config"));
     m_addressLabel->setText(tr("Address"));
     m_maskLabel->setText(tr("Netmask"));
     m_gateWayLabel->setText(tr("Default Gateway"));
-//    m_dnsLabel->setText(tr("Prefs DNS"));
-//    m_secDnsLabel->setText(tr("Alternative DNS"));
 
     // IP的正则格式限制
     QRegExp rx("\\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\b");
@@ -48,8 +42,6 @@ void CreatNetPage::initUI()
     m_detailLayout->addRow(m_addressLabel,ipv4addressEdit);
     m_detailLayout->addRow(m_maskLabel,netMaskEdit);
     m_detailLayout->addRow(m_gateWayLabel,gateWayEdit);
-//    m_detailLayout->addRow(m_dnsLabel,firstDnsEdit);
-//    m_detailLayout->addRow(m_secDnsLabel,secondDnsEdit);
     m_detailLayout->addRow(m_dnsWidget);
 
     ipv4ConfigCombox->addItem(tr("Auto(DHCP)"), AUTO_CONFIG); //"自动(DHCP)"
@@ -58,8 +50,6 @@ void CreatNetPage::initUI()
     ipv4addressEdit->setValidator(new QRegExpValidator(rx, this));
     gateWayEdit->setValidator(new QRegExpValidator(rx, this));
     netMaskEdit->setValidator(new QRegExpValidator(rx, this));
-//    firstDnsEdit->setValidator(new QRegExpValidator(rx, this));
-//    secondDnsEdit->setValidator(new QRegExpValidator(rx, this));
 }
 
 void CreatNetPage::initComponent() {
@@ -74,14 +64,6 @@ void CreatNetPage::initComponent() {
     connect(ipv4ConfigCombox, SIGNAL(currentIndexChanged(int)), this, SLOT(setEnableOfSaveBtn()));
     connect(netMaskEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
     connect(gateWayEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-//    connect(firstDnsEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-//    connect(secondDnsEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-    connect(m_dnsWidget, &MultipleDnsWidget::dnsTextChanged, this, [=]() {
-        setCreatePageState(false);
-    });
-    connect(m_dnsWidget, &MultipleDnsWidget::dnsEditingFinished, this, [=]() {
-        setCreatePageState(true);
-    });
 }
 
 bool CreatNetPage::checkConnectBtnIsEnabled()
@@ -142,16 +124,11 @@ void CreatNetPage::setLineEnabled(bool check) {
     ipv4addressEdit->setEnabled(check);
     netMaskEdit->setEnabled(check);
     gateWayEdit->setEnabled(check);
-//    firstDnsEdit->setEnabled(check);
-//    secondDnsEdit->setEnabled(check);
-    m_dnsWidget->setEditEnabled(check);
 
     if (!check) {
         ipv4addressEdit->clear();
         netMaskEdit->clear();
         gateWayEdit->clear();
-//        firstDnsEdit->clear();
-//        secondDnsEdit->clear();
 
         ipv4addressEdit->setPlaceholderText(" ");
         netMaskEdit->setPlaceholderText(" ");
@@ -188,31 +165,13 @@ void CreatNetPage::constructIpv4Info(KyConnectSetting &setting)
              << " netMask " << netMask
              << " gateWay " << gateWay;
 
-    QStringList dnsList;
-    dnsList.clear();
-#if 0
-    if (!firstDnsEdit->text().isEmpty()) {
-        dnsList << firstDnsEdit->text();
-        if (!secondDnsEdit->text().isEmpty()) {
-            dnsList << secondDnsEdit->text();
-        }
-    }
-#endif
-
     QList<QHostAddress> ipv4dnsList;
     ipv4dnsList.clear();
     ipv4dnsList = m_dnsWidget->getDns();
-    for (QHostAddress str: ipv4dnsList) {
-        dnsList << str.toString();
-    }
-
-    if (ipv4ConfigCombox->currentData() == AUTO_CONFIG) {
-        setting.setIpConfigType(IPADDRESS_V4, CONFIG_IP_DHCP);
-    } else {
-        setting.setIpConfigType(IPADDRESS_V4, CONFIG_IP_MANUAL);
-        setting.ipv4AddressConstruct(ipv4address, netMask, gateWay, dnsList);
-    }
 
+    setting.setIpConfigType(IPADDRESS_V4, CONFIG_IP_DHCP);
+    setting.ipv4AddressConstruct(ipv4address, netMask, gateWay);
+    setting.ipv4DnsConstruct(ipv4dnsList);
 }
 
 bool CreatNetPage::netMaskIsValide(QString text)
diff --git a/src/frontend/netdetails/detailpage.cpp b/src/frontend/netdetails/detailpage.cpp
index 92c06650..0a9c4c9d 100644
--- a/src/frontend/netdetails/detailpage.cpp
+++ b/src/frontend/netdetails/detailpage.cpp
@@ -222,7 +222,9 @@ void DetailPage::initUI() {
     m_ipv4Widget = new DetailWidget(qobject_cast<QWidget *>(m_IPV4), m_listWidget);
     m_ipv4Widget->setKey(tr("IPV4:"));
 
-    m_IPV4Dns = new QLabel(this);
+    m_IPV4Dns = new FixLabel(this);
+    m_IPV4Dns->setFixedWidth(MAX_LABEL_WIDTH);
+    m_IPV4Dns->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
     m_ipv4DnsWidget = new DetailWidget(qobject_cast<QWidget *>(m_IPV4Dns), m_listWidget);
     m_ipv4DnsWidget->setKey(tr("IPV4 Dns:"));
 
diff --git a/src/frontend/netdetails/detailpage.h b/src/frontend/netdetails/detailpage.h
index c7062629..913e3138 100644
--- a/src/frontend/netdetails/detailpage.h
+++ b/src/frontend/netdetails/detailpage.h
@@ -72,7 +72,7 @@ public:
     QLabel       *m_Chan;
     QLabel       *m_BandWidth;
     QLabel       *m_IPV4;
-    QLabel       *m_IPV4Dns;
+    FixLabel     *m_IPV4Dns;
     FixLabel     *m_IPV6;
     QLabel       *m_Mac;
     QLabel       *m_autoConnect;
diff --git a/src/frontend/netdetails/ipv4page.cpp b/src/frontend/netdetails/ipv4page.cpp
index 1468e2d8..39d38847 100644
--- a/src/frontend/netdetails/ipv4page.cpp
+++ b/src/frontend/netdetails/ipv4page.cpp
@@ -72,14 +72,6 @@ void Ipv4Page::initComponent() {
     connect(ipv4addressEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
     connect(netMaskEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
     connect(gateWayEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-//    connect(firstDnsEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-//    connect(secondDnsEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-    connect(m_dnsWidget, &MultipleDnsWidget::dnsTextChanged, this, [=]() {
-        setIpv4PageState(false);
-    });
-    connect(m_dnsWidget, &MultipleDnsWidget::dnsEditingFinished, this, [=]() {
-        setIpv4PageState(true);
-    });
 }
 
 void Ipv4Page::setIpv4Config(KyIpConfigType ipv4Config)
@@ -124,6 +116,15 @@ void Ipv4Page::setGateWay(const QString &gateWay)
 bool Ipv4Page::checkIsChanged(const ConInfo info, KyConnectSetting &setting)
 {
     bool isChanged = false;
+    QList<QHostAddress> ipv4DnsList;
+    ipv4DnsList.clear();
+    ipv4DnsList = m_dnsWidget->getDns();
+    if (info.ipv4DnsList != ipv4DnsList) {
+        qDebug() << "ipv4 dns changed";
+        setting.ipv4DnsConstruct(ipv4DnsList);
+        isChanged =  true;
+    }
+
     if (ipv4ConfigCombox->currentIndex() == AUTO_CONFIG) {
         if (info.ipv4ConfigType != CONFIG_IP_DHCP) {
             qDebug() << "ipv4ConfigType change to Auto";
@@ -131,10 +132,8 @@ bool Ipv4Page::checkIsChanged(const ConInfo info, KyConnectSetting &setting)
             QString ipv4address("");
             QString netMask("");
             QString gateWay("");
-            QStringList dnsList;
-            dnsList.empty();
             qDebug() << ipv4address << netMask << gateWay;
-            setting.ipv4AddressConstruct(ipv4address, netMask, gateWay, dnsList);
+            setting.ipv4AddressConstruct(ipv4address, netMask, gateWay);
             isChanged = true;
         }
     } else {
@@ -145,37 +144,17 @@ bool Ipv4Page::checkIsChanged(const ConInfo info, KyConnectSetting &setting)
         }
         qDebug() << "ipv4 netmask " << getNetMaskText(netMaskEdit->text());
 
-        QList<QHostAddress> ipv4dnsList;
-        ipv4dnsList.clear();
-        ipv4dnsList = m_dnsWidget->getDns();
-
         if(info.strIPV4Address != ipv4addressEdit->text()
                 || info.strIPV4NetMask != /*netMaskEdit->text()*/getNetMaskText(netMaskEdit->text())
-                || info.strIPV4GateWay != gateWayEdit->text()
-                //                || info.strIPV4FirDns  != firstDnsEdit->text()
-                //                || info.strIPV4SecDns  != secondDnsEdit->text()
-                || info.ipv4DnsList != ipv4dnsList) {
+                || info.strIPV4GateWay != gateWayEdit->text()) {
 
             qDebug() << "ipv4 info changed";
-            QStringList dnsList;
-            dnsList.clear();
-            for (QHostAddress str: ipv4dnsList) {
-                dnsList << str.toString();
-            }
-#if 0
-            if (!firstDnsEdit->text().isEmpty()) {
-                dnsList << firstDnsEdit->text();
-                if (!secondDnsEdit->text().isEmpty()) {
-                    dnsList << secondDnsEdit->text();
-                }
-            }
 
-#endif
             QString ipv4address =ipv4addressEdit->text();
             QString netMask = getNetMaskText(netMaskEdit->text());
             QString gateWay = gateWayEdit->text();
             qDebug() << ipv4address << netMask << gateWay;
-            setting.ipv4AddressConstruct(ipv4address, netMask, gateWay, dnsList);
+            setting.ipv4AddressConstruct(ipv4address, netMask, gateWay);
             setting.dumpInfo();
             isChanged =  true;
         }
@@ -237,16 +216,11 @@ void Ipv4Page::setLineEnabled(bool check) {
     ipv4addressEdit->setEnabled(check);
     netMaskEdit->setEnabled(check);
     gateWayEdit->setEnabled(check);
-//    firstDnsEdit->setEnabled(check);
-//    secondDnsEdit->setEnabled(check);
-    m_dnsWidget->setEditEnabled(check);
 
     if (!check) {
         ipv4addressEdit->clear();
         netMaskEdit->clear();
         gateWayEdit->clear();
-//        firstDnsEdit->clear();
-//        secondDnsEdit->clear();
     }
 }
 
diff --git a/src/frontend/netdetails/ipv6page.cpp b/src/frontend/netdetails/ipv6page.cpp
index a29a788a..bd6c67ee 100644
--- a/src/frontend/netdetails/ipv6page.cpp
+++ b/src/frontend/netdetails/ipv6page.cpp
@@ -49,6 +49,15 @@ void Ipv6Page::setGateWay(const QString &gateWay)
 bool Ipv6Page::checkIsChanged(const ConInfo info, KyConnectSetting &setting)
 {
     bool isChanged = false;
+    QList<QHostAddress> ipv6DnsList;
+    ipv6DnsList.clear();
+    ipv6DnsList = m_dnsWidget->getDns();
+    if (info.ipv6DnsList != ipv6DnsList) {
+        qDebug() << "ipv6 dns changed";
+        setting.ipv6DnsConstruct(ipv6DnsList);
+        isChanged =  true;
+    }
+
     if (ipv6ConfigCombox->currentIndex() == AUTO_CONFIG) {
         if (info.ipv6ConfigType != CONFIG_IP_DHCP) {
             qDebug() << "ipv6ConfigType change to Auto";
@@ -56,9 +65,7 @@ bool Ipv6Page::checkIsChanged(const ConInfo info, KyConnectSetting &setting)
             QString ipv6address("");
             QString prefix("");
             QString gateWay("");
-            QStringList dnsList;
-            dnsList.empty();
-            setting.ipv6AddressConstruct(ipv6address, prefix, gateWay, dnsList);
+            setting.ipv6AddressConstruct(ipv6address, prefix, gateWay);
             isChanged = true;
         }
     } else {
@@ -68,35 +75,16 @@ bool Ipv6Page::checkIsChanged(const ConInfo info, KyConnectSetting &setting)
             isChanged =  true;
         }
 
-        QList<QHostAddress> ipv6dnsList;
-        ipv6dnsList.clear();
-        ipv6dnsList = m_dnsWidget->getDns();
-
         if(info.strIPV6Address != ipv6AddressEdit->text()
                 || info.iIPV6Prefix != lengthEdit->text().toInt()
-                || info.strIPV6GateWay != gateWayEdit->text()              
-                //                || info.strIPV6FirDns  != firstDnsEdit->text()
-                //                || info.strIPV6SecDns  != secondDnsEdit->text()
-                || info.ipv6DnsList != ipv6dnsList) {
+                || info.strIPV6GateWay != gateWayEdit->text()) {
 
             qDebug() << "ipv6 info changed";
-            QStringList dnsList;
-            dnsList.clear();
-            for (QHostAddress str: ipv6dnsList) {
-                dnsList << str.toString();
-            }
-#if 0
-            if (!firstDnsEdit->text().isEmpty()) {
-                dnsList << firstDnsEdit->text();
-                if (!secondDnsEdit->text().isEmpty()) {
-                    dnsList << secondDnsEdit->text();
-                }
-            }
-#endif
+
             QString ipv6address =ipv6AddressEdit->text();
             QString prefix = lengthEdit->text();
             QString gateWay = gateWayEdit->text();
-            setting.ipv6AddressConstruct(ipv6address, prefix, gateWay, dnsList);
+            setting.ipv6AddressConstruct(ipv6address, prefix, gateWay);
             setting.dumpInfo();
             isChanged =  true;
         }
@@ -163,14 +151,6 @@ void Ipv6Page::initComponent() {
     connect(ipv6AddressEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
     connect(lengthEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
     connect(gateWayEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-//    connect(firstDnsEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-//    connect(secondDnsEdit, SIGNAL(textChanged(QString)), this, SLOT(setEnableOfSaveBtn()));
-    connect(m_dnsWidget, &MultipleDnsWidget::dnsTextChanged, this, [=]() {
-        setIpv6PageState(false);
-    });
-    connect(m_dnsWidget, &MultipleDnsWidget::dnsEditingFinished, this, [=]() {
-        setIpv6PageState(true);
-    });
 }
 
 void Ipv6Page::configChanged(int index) {
@@ -187,16 +167,12 @@ void Ipv6Page::setControlEnabled(bool check)
     ipv6AddressEdit->setEnabled(check);
     lengthEdit->setEnabled(check);
     gateWayEdit->setEnabled(check);
-    m_dnsWidget->setEditEnabled(check);
-//    firstDnsEdit->setEnabled(check);
-//    secondDnsEdit->setEnabled(check);
+
 
     if (!check) {
         ipv6AddressEdit->clear();
         lengthEdit->clear();
         gateWayEdit->clear();
-//        firstDnsEdit->clear();
-//        secondDnsEdit->clear();
     }
 }
 
diff --git a/src/frontend/netdetails/multiplednswidget.cpp b/src/frontend/netdetails/multiplednswidget.cpp
index 55aca598..398838e0 100644
--- a/src/frontend/netdetails/multiplednswidget.cpp
+++ b/src/frontend/netdetails/multiplednswidget.cpp
@@ -86,8 +86,6 @@ void MultipleDnsWidget::initComponent()
         item->setFlags(item->flags() | Qt::ItemIsEditable);
         ListItemEdit *dnsListItemEdit = new ListItemEdit(m_regExp);
         m_dnsListWidget ->setItemDelegateForRow(m_dnsListWidget->currentIndex().row(), dnsListItemEdit);
-        connect(dnsListItemEdit, SIGNAL(textChanged(QString)), this, SIGNAL(dnsTextChanged(QString)));
-        connect(dnsListItemEdit, SIGNAL(editingFinished()), this, SIGNAL(dnsEditingFinished()));
     });
 }
 
@@ -110,7 +108,7 @@ QList<QHostAddress> MultipleDnsWidget::getDns() const
     QString aDns;
     while (m_dnsListWidget->count() > row) {
         aDns = m_dnsListWidget->item(row)->text();
-        if (!dnsList.contains(aDns)) {
+        if (!dnsList.contains(aDns) && !aDns.isEmpty()) {
             dnsList << aDns;
             ipv4dnsList << QHostAddress(aDns);
         }
@@ -140,9 +138,6 @@ void MultipleDnsWidget::AddOneDnsItem(QListWidget *listWidget)
     ListItemEdit *dnsListItemEdit = new ListItemEdit(m_regExp);
     listWidget->setItemDelegateForRow(listWidget->currentIndex().row() , dnsListItemEdit);
     listWidget->editItem(dnsListWidgetItem);
-
-    connect(dnsListItemEdit, SIGNAL(textChanged(QString)), this, SIGNAL(dnsTextChanged(QString)));
-    connect(dnsListItemEdit, SIGNAL(editingFinished()), this, SIGNAL(dnsEditingFinished()));
 }
 
 void MultipleDnsWidget::RemoveOneDnsItem(QListWidgetItem *aItem, QListWidget *listWidget)
@@ -164,15 +159,18 @@ void MultipleDnsWidget::setDnsListWidgetStyle()
 
 void MultipleDnsWidget::onAddBtnClicked()
 {
-    //避免重复添加空白项
-    if (m_dnsListWidget->currentItem()) {
-        if (m_dnsListWidget->currentItem()->text().isEmpty()) {
-            m_dnsListWidget->removeItemWidget(m_dnsListWidget->currentItem());
-            delete m_dnsListWidget->currentItem();
-        }
-    }
-
     AddOneDnsItem(m_dnsListWidget);
+
+    //避免重复添加空白项
+    int row = m_dnsListWidget->count() - 1;
+    while (row >= 0) {
+        if (!m_dnsListWidget->item(row)->isSelected()
+                && m_dnsListWidget->item(row)->text().isEmpty()) {
+            m_dnsListWidget->removeItemWidget(m_dnsListWidget->item(row));
+            delete m_dnsListWidget->item(row);
+        }
+        row --;
+    }
     m_removeDnsBtn->setEnabled(true);
 }
 
diff --git a/src/frontend/netdetails/multiplednswidget.h b/src/frontend/netdetails/multiplednswidget.h
index 8a4ef1c4..92dc9c1a 100644
--- a/src/frontend/netdetails/multiplednswidget.h
+++ b/src/frontend/netdetails/multiplednswidget.h
@@ -62,9 +62,6 @@ private Q_SLOTS:
     void onAddBtnClicked();
     void onRemoveBtnClicked();
 
-Q_SIGNALS:
-    void dnsTextChanged(const QString &);
-    void dnsEditingFinished();
 };
 
 #endif // MULTIPLEDNSWIDGET_H
diff --git a/src/frontend/netdetails/netdetail.cpp b/src/frontend/netdetails/netdetail.cpp
index 2622e80e..3632a8fd 100644
--- a/src/frontend/netdetails/netdetail.cpp
+++ b/src/frontend/netdetails/netdetail.cpp
@@ -363,28 +363,20 @@ void NetDetail::pagePadding(QString netName, bool isWlan)
     detailPage->setAutoConnect(m_info.isAutoConnect);
 
     //ipv4页面填充
+    ipv4Page->setIpv4Config(m_info.ipv4ConfigType);
+    ipv4Page->setMulDns(m_info.ipv4DnsList);
     if (m_info.ipv4ConfigType == CONFIG_IP_MANUAL) {
-        ipv4Page->setIpv4Config(m_info.ipv4ConfigType);
         ipv4Page->setIpv4(m_info.strIPV4Address);
         ipv4Page->setNetMask(m_info.strIPV4NetMask);
-//        ipv4Page->setIpv4FirDns(m_info.strIPV4FirDns);
-//        ipv4Page->setIpv4SecDns(m_info.strIPV4SecDns);
-        ipv4Page->setMulDns(m_info.ipv4DnsList);
         ipv4Page->setGateWay(m_info.strIPV4GateWay);
-    } else {
-        ipv4Page->setIpv4Config(m_info.ipv4ConfigType);
     }
     //ipv6页面填充
+    ipv6Page->setIpv6Config(m_info.ipv6ConfigType);
+    ipv6Page->setMulDns(m_info.ipv6DnsList);
     if (m_info.ipv6ConfigType == CONFIG_IP_MANUAL) {
-        ipv6Page->setIpv6Config(m_info.ipv6ConfigType);
         ipv6Page->setIpv6(m_info.strIPV6Address);
         ipv6Page->setIpv6Perfix(m_info.iIPV6Prefix);
-//        ipv6Page->setIpv6FirDns(m_info.strIPV6FirDns);
-//        ipv6Page->setIpv6SecDns(m_info.strIPV6SecDns);
-        ipv6Page->setMulDns(m_info.ipv6DnsList);
         ipv6Page->setGateWay(m_info.strIPV6GateWay);
-    } else {
-        ipv6Page->setIpv6Config(m_info.ipv6ConfigType);
     }
 
     //安全页面
@@ -554,14 +546,25 @@ void NetDetail::getStaticIpInfo(ConInfo &conInfo, bool bActived)
             conInfo.iIPV6Prefix = ipv6Page->getPerfixLength(connetSetting.m_ipv6Address.at(0).netmask().toString());
             conInfo.strIPV6GateWay = connetSetting.m_ipv6Address.at(0).gateway().toString();
         }
+    }
 
-        conInfo.ipv6DnsList = connetSetting.m_ipv6Dns;
+    conInfo.ipv4DnsList = connetSetting.m_ipv4Dns;
+    conInfo.ipv6DnsList = connetSetting.m_ipv6Dns;
+    QString dnsList;
+    dnsList.clear();
+    if (!conInfo.ipv4DnsList.isEmpty()) {
+        for (QHostAddress str: conInfo.ipv4DnsList) {
+            dnsList.append(str.toString());
+            dnsList.append("; ");
+        }
+        dnsList.chop(2);
+        conInfo.strDynamicIpv4Dns = dnsList;
     }
 
     if (!bActived) {
         conInfo.strDynamicIpv4 = conInfo.strIPV4Address.isEmpty() ? tr("Auto") : conInfo.strIPV4Address;
         conInfo.strDynamicIpv6 = conInfo.strIPV6Address.isEmpty() ? tr("Auto") : conInfo.strIPV6Address;
-        conInfo.strDynamicIpv4Dns = conInfo.ipv4DnsList.isEmpty() ? tr("Auto") : conInfo.ipv4DnsList.at(0).toString();
+        conInfo.strDynamicIpv4Dns = conInfo.ipv4DnsList.isEmpty() ? tr("Auto") : conInfo.strDynamicIpv4Dns;
     }
 }
 
diff --git a/src/frontend/tools/listitemedit.cpp b/src/frontend/tools/listitemedit.cpp
index af232060..4d47a2d0 100644
--- a/src/frontend/tools/listitemedit.cpp
+++ b/src/frontend/tools/listitemedit.cpp
@@ -30,8 +30,6 @@ QWidget *ListItemEdit::createEditor(QWidget *parent, const QStyleOptionViewItem
 {
     QLineEdit *editor = new QLineEdit(parent);
     editor->setValidator(new QRegExpValidator(m_regExp, parent));
-    connect(editor, SIGNAL(textChanged(QString)), this, SIGNAL(textChanged(QString)));
-    connect(editor, SIGNAL(editingFinished()), this, SIGNAL(editingFinished()));
     return editor;
 }
 
diff --git a/src/frontend/tools/listitemedit.h b/src/frontend/tools/listitemedit.h
index e6614099..901b51a6 100644
--- a/src/frontend/tools/listitemedit.h
+++ b/src/frontend/tools/listitemedit.h
@@ -44,9 +44,6 @@ public:
 private:
     QRegExp m_regExp;
 
-Q_SIGNALS:
-    void textChanged(const QString &);
-    void editingFinished();
 };
 
 #endif // LISTITEMEDIT_H