diff --git a/app/src/main/java/org/linphone/settings/LinphonePreferences.java b/app/src/main/java/org/linphone/settings/LinphonePreferences.java
index a60f87b92..ee16ab397 100644
--- a/app/src/main/java/org/linphone/settings/LinphonePreferences.java
+++ b/app/src/main/java/org/linphone/settings/LinphonePreferences.java
@@ -900,6 +900,53 @@ public class LinphonePreferences {
         }
     }
 
+    public String getTunnelHost2() {
+        TunnelConfig config = getTunnelConfig();
+        if (config != null) {
+            return config.getHost2();
+        } else {
+            return null;
+        }
+    }
+
+    public void setTunnelHost2(String host) {
+        TunnelConfig config = getTunnelConfig();
+        if (config != null) {
+            config.setHost2(host);
+            LinphoneManager.getInstance().initTunnelFromConf();
+        }
+    }
+
+    public int getTunnelPort2() {
+        TunnelConfig config = getTunnelConfig();
+        if (config != null) {
+            return config.getPort2();
+        } else {
+            return -1;
+        }
+    }
+
+    public void setTunnelPort2(int port) {
+        TunnelConfig config = getTunnelConfig();
+        if (config != null) {
+            config.setPort2(port);
+            LinphoneManager.getInstance().initTunnelFromConf();
+        }
+    }
+
+    public void enableTunnelDualMode(boolean enable) {
+        LinphoneManager.getInstance().initTunnelFromConf();
+        getLc().getTunnel().enableDualMode(enable);
+    }
+
+    public boolean isTunnelDualModeEnabled() {
+        Tunnel tunnel = getLc().getTunnel();
+        if (tunnel != null) {
+            return tunnel.dualModeEnabled();
+        }
+        return false;
+    }
+
     public String getTunnelMode() {
         return getConfig().getString("app", "tunnel", null);
     }
diff --git a/app/src/main/java/org/linphone/settings/TunnelSettingsFragment.java b/app/src/main/java/org/linphone/settings/TunnelSettingsFragment.java
index 48efd473b..8d5150d61 100644
--- a/app/src/main/java/org/linphone/settings/TunnelSettingsFragment.java
+++ b/app/src/main/java/org/linphone/settings/TunnelSettingsFragment.java
@@ -29,13 +29,15 @@ import org.linphone.R;
 import org.linphone.core.tools.Log;
 import org.linphone.settings.widget.ListSetting;
 import org.linphone.settings.widget.SettingListenerBase;
+import org.linphone.settings.widget.SwitchSetting;
 import org.linphone.settings.widget.TextSetting;
 
 public class TunnelSettingsFragment extends SettingsFragment {
     private View mRootView;
     private LinphonePreferences mPrefs;
 
-    private TextSetting mHost, mPort;
+    private TextSetting mHost, mPort, mHost2, mPort2;
+    private SwitchSetting mDualMode;
     private ListSetting mMode;
 
     @Nullable
@@ -64,7 +66,14 @@ public class TunnelSettingsFragment extends SettingsFragment {
         mPort = mRootView.findViewById(R.id.pref_tunnel_port);
         mPort.setInputType(InputType.TYPE_CLASS_NUMBER);
 
+        mHost2 = mRootView.findViewById(R.id.pref_tunnel_host_2);
+
+        mPort2 = mRootView.findViewById(R.id.pref_tunnel_port_2);
+        mPort2.setInputType(InputType.TYPE_CLASS_NUMBER);
+
         mMode = mRootView.findViewById(R.id.pref_tunnel_mode);
+
+        mDualMode = mRootView.findViewById(R.id.pref_tunnel_dual_mode);
     }
 
     private void setListeners() {
@@ -88,6 +97,26 @@ public class TunnelSettingsFragment extends SettingsFragment {
                     }
                 });
 
+        mHost2.setListener(
+                new SettingListenerBase() {
+                    @Override
+                    public void onTextValueChanged(String newValue) {
+                        mPrefs.setTunnelHost2(newValue);
+                    }
+                });
+
+        mPort2.setListener(
+                new SettingListenerBase() {
+                    @Override
+                    public void onTextValueChanged(String newValue) {
+                        try {
+                            mPrefs.setTunnelPort2(Integer.valueOf(newValue));
+                        } catch (NumberFormatException nfe) {
+                            Log.e(nfe);
+                        }
+                    }
+                });
+
         mMode.setListener(
                 new SettingListenerBase() {
                     @Override
@@ -95,6 +124,14 @@ public class TunnelSettingsFragment extends SettingsFragment {
                         mPrefs.setTunnelMode(newValue);
                     }
                 });
+
+        mDualMode.setListener(
+                new SettingListenerBase() {
+                    @Override
+                    public void onBoolValueChanged(boolean newValue) {
+                        mPrefs.enableTunnelDualMode(newValue);
+                    }
+                });
     }
 
     private void updateValues() {
@@ -102,8 +139,14 @@ public class TunnelSettingsFragment extends SettingsFragment {
 
         mPort.setValue(mPrefs.getTunnelPort());
 
+        mHost2.setValue(mPrefs.getTunnelHost2());
+
+        mPort2.setValue(mPrefs.getTunnelPort2());
+
         mMode.setValue(mPrefs.getTunnelMode());
 
+        mDualMode.setChecked(mPrefs.isTunnelDualModeEnabled());
+
         setListeners();
     }
 }
diff --git a/app/src/main/res/layout/settings_tunnel.xml b/app/src/main/res/layout/settings_tunnel.xml
index 434081d83..a7314bf95 100644
--- a/app/src/main/res/layout/settings_tunnel.xml
+++ b/app/src/main/res/layout/settings_tunnel.xml
@@ -25,6 +25,27 @@
             linphone:hint="@string/pref_tunnel_port"
             linphone:title="@string/pref_tunnel_port" />
 
+        <org.linphone.settings.widget.SwitchSetting
+            android:id="@+id/pref_tunnel_dual_mode"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            linphone:hint="@string/pref_tunnel_dual_mode"
+            linphone:title="@string/pref_tunnel_dual_mode" />
+
+        <org.linphone.settings.widget.TextSetting
+            android:id="@+id/pref_tunnel_host_2"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            linphone:hint="@string/pref_tunnel_host_2"
+            linphone:title="@string/pref_tunnel_host_2" />
+
+        <org.linphone.settings.widget.TextSetting
+            android:id="@+id/pref_tunnel_port_2"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            linphone:hint="@string/pref_tunnel_port_2"
+            linphone:title="@string/pref_tunnel_port_2" />
+
         <org.linphone.settings.widget.ListSetting
             android:id="@+id/pref_tunnel_mode"
             android:layout_width="match_parent"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 35b8ab427..6a4d11028 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -386,6 +386,9 @@
     <string name="pref_tunnel_title">Tunnel</string>
     <string name="pref_tunnel_host">Hostname</string>
     <string name="pref_tunnel_port">Port</string>
+    <string name="pref_tunnel_dual_mode">Enable dual mode</string>
+    <string name="pref_tunnel_host_2">Hostname (2nd server for dual mode)</string>
+    <string name="pref_tunnel_port_2">Port (2nd server for dual mode)</string>
     <string name="pref_tunnel_mode">Mode</string>
     <!--do not change order without changing corresponding entry_values in non_localizable_strings.xml-->
     <string-array name="tunnel_mode_entries">