diff --git a/res/layout/about.xml b/res/layout/about.xml
index 5ee98b6d9..ccf860f9f 100644
--- a/res/layout/about.xml
+++ b/res/layout/about.xml
@@ -50,30 +50,24 @@
     <View android:layout_weight="30" android:layout_width="0dp" android:layout_height="0dp" />
 
     <LinearLayout
-        android:layout_width="fill_parent"
-        android:gravity="center_horizontal"
-        android:layout_height="wrap_content">
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:orientation="horizontal"
+        android:paddingBottom="30dp">
 
-        <LinearLayout android:id="@+id/send_log_layout"
-            android:visibility="visible"
-            android:gravity="center"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content">
-            <Button
-                android:id="@+id/send_log"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:text="@string/menu_send_log"/>
-            <View android:layout_width="50dp" android:layout_height="0dp" />
-        </LinearLayout>
-       <Button  android:id="@+id/exit"
-                android:gravity="center"
-                android:layout_toRightOf="@id/send_log_layout"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:text="@string/menu_exit"
-       />
+		<Button
+       		android:id="@+id/send_log"
+        	android:layout_width="wrap_content"
+        	android:layout_height="wrap_content"
+       		android:text="@string/menu_send_log"/>
+		
+       	<Button android:id="@+id/exit"
+        	android:gravity="center"
+        	android:layout_width="wrap_content"
+        	android:layout_height="wrap_content"
+        	android:text="@string/menu_exit"/>
+       	
     </LinearLayout>
-    <View android:layout_weight="30" android:layout_width="0dp" android:layout_height="0dp" />
 
 </LinearLayout>
diff --git a/res/raw-sw600dp/linphonerc_factory b/res/raw-sw600dp/linphonerc_factory
index 7d32cbd63..982a552fc 100644
--- a/res/raw-sw600dp/linphonerc_factory
+++ b/res/raw-sw600dp/linphonerc_factory
@@ -29,3 +29,4 @@ dtmf_player_amp=0.1
 
 [misc]
 max_calls=10
+log_collection_upload_server_url=https://www.linphone.org:444/lft.php
\ No newline at end of file
diff --git a/res/raw/linphonerc_factory b/res/raw/linphonerc_factory
index 7d32cbd63..982a552fc 100644
--- a/res/raw/linphonerc_factory
+++ b/res/raw/linphonerc_factory
@@ -29,3 +29,4 @@ dtmf_player_amp=0.1
 
 [misc]
 max_calls=10
+log_collection_upload_server_url=https://www.linphone.org:444/lft.php
\ No newline at end of file
diff --git a/src/org/linphone/AboutFragment.java b/src/org/linphone/AboutFragment.java
index 9c60acfd9..2d03031d8 100644
--- a/src/org/linphone/AboutFragment.java
+++ b/src/org/linphone/AboutFragment.java
@@ -18,8 +18,12 @@ along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
 
+import org.linphone.core.LinphoneCore;
+import org.linphone.core.LinphoneCore.LogCollectionUploadState;
+import org.linphone.core.LinphoneCoreListener;
 import org.linphone.mediastream.Log;
 
+import android.content.Intent;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
@@ -27,21 +31,18 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
-import android.widget.LinearLayout;
 import android.widget.TextView;
 
 /**
  * @author Sylvain Berfini
  */
-public class AboutFragment extends Fragment implements OnClickListener {
+public class AboutFragment extends Fragment implements OnClickListener, LinphoneCoreListener.LinphoneLogCollectionUploadListener {
 	private FragmentsAvailable about = FragmentsAvailable.ABOUT_INSTEAD_OF_CHAT;
 	View exitButton = null;
 	View sendLogButton = null;
-	LinearLayout sendLogLayout = null;
 
 	@Override
-	public View onCreateView(LayoutInflater inflater, ViewGroup container,
-			Bundle savedInstanceState) {
+	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 		if (getArguments() != null && getArguments().getSerializable("About") != null) {
 			about = (FragmentsAvailable) getArguments().getSerializable("About");
 		}
@@ -57,13 +58,16 @@ public class AboutFragment extends Fragment implements OnClickListener {
 
 		sendLogButton = view.findViewById(R.id.send_log);
 		sendLogButton.setOnClickListener(this);
-        sendLogLayout = (LinearLayout)view.findViewById(R.id.send_log_layout);
-        sendLogLayout.setVisibility(getResources().getBoolean(R.bool.enable_log_collect) ? View.VISIBLE : View.GONE);
+		sendLogButton.setVisibility(LinphonePreferences.instance().isDebugEnabled() ? View.VISIBLE : View.GONE);
 
 		exitButton = view.findViewById(R.id.exit);
 		exitButton.setOnClickListener(this);
 		exitButton.setVisibility(View.VISIBLE);
-
+		
+		LinphoneCore lc = LinphoneManager.getLcIfManagerNotDestroyedOrNull();
+		if (lc != null) {
+			lc.addListener(this);
+		}
 
 		return view;
 	}
@@ -80,15 +84,56 @@ public class AboutFragment extends Fragment implements OnClickListener {
 			}
 		}
 	}
+	
 
 	@Override
 	public void onClick(View v) {
 		if (LinphoneActivity.isInstanciated()) {
 			if (v == sendLogButton) {
-				LinphoneUtils.collectLogs(LinphoneActivity.instance(), getString(R.string.about_bugreport_email));
+				//LinphoneUtils.collectLogs(LinphoneActivity.instance(), getString(R.string.about_bugreport_email));
+				LinphoneCore lc = LinphoneManager.getLcIfManagerNotDestroyedOrNull();
+				if (lc != null) {
+					lc.uploadLogCollection();
+				}
 			} else {
 				LinphoneActivity.instance().exit();
 			}
 		}
 	}
+	
+	@Override
+	public void onDestroy() {
+		LinphoneCore lc = LinphoneManager.getLcIfManagerNotDestroyedOrNull();
+		if (lc != null) {
+			lc.removeListener(this);
+		}
+		
+		super.onDestroy();
+	}
+
+	@Override
+	public void uploadProgressIndication(LinphoneCore lc, int offset, int total) {
+		Log.d("Log upload progress: currently uploaded = " + offset + " , total = " + total + ", % = " + String.valueOf((offset * 100) / total));
+	}
+
+	@Override
+	public void uploadStateChanged(LinphoneCore lc, LogCollectionUploadState state, String info) {
+		Log.d("Log upload state: " + state.toString() + ", info = " + info);
+		
+		if (state == LogCollectionUploadState.LogCollectionUploadStateDelivered) {
+			final String appName = getString(R.string.app_name);
+        	
+            Intent i = new Intent(Intent.ACTION_SEND);
+            i.putExtra(Intent.EXTRA_EMAIL, new String[]{ getString(R.string.about_bugreport_email) });
+            i.putExtra(Intent.EXTRA_SUBJECT, appName + " Logs");
+            i.putExtra(Intent.EXTRA_TEXT, info);
+            i.setType("application/zip");
+            
+            try {
+                startActivity(Intent.createChooser(i, "Send mail..."));
+            } catch (android.content.ActivityNotFoundException ex) {
+            	Log.e(ex);
+            }
+		}
+	}
 }
diff --git a/src/org/linphone/LinphoneManager.java b/src/org/linphone/LinphoneManager.java
index 061a320a7..5801e5312 100644
--- a/src/org/linphone/LinphoneManager.java
+++ b/src/org/linphone/LinphoneManager.java
@@ -46,6 +46,7 @@ import org.linphone.core.LinphoneContent;
 import org.linphone.core.LinphoneCore;
 import org.linphone.core.LinphoneCore.EcCalibratorStatus;
 import org.linphone.core.LinphoneCore.GlobalState;
+import org.linphone.core.LinphoneCore.LogCollectionUploadState;
 import org.linphone.core.LinphoneCore.RegistrationState;
 import org.linphone.core.LinphoneCore.RemoteProvisioningState;
 import org.linphone.core.LinphoneCoreException;
@@ -1261,19 +1262,27 @@ public class LinphoneManager implements LinphoneListener {
 	@Override
 	public void fileTransferProgressIndication(LinphoneCore lc,
 			LinphoneChatMessage message, LinphoneContent content, int progress) {
-		// TODO Auto-generated method stub
 
 	}
 	@Override
 	public void fileTransferRecv(LinphoneCore lc, LinphoneChatMessage message,
 			LinphoneContent content, byte[] buffer, int size) {
-		// TODO Auto-generated method stub
 
 	}
 	@Override
 	public int fileTransferSend(LinphoneCore lc, LinphoneChatMessage message,
 			LinphoneContent content, ByteBuffer buffer, int size) {
-		// TODO Auto-generated method stub
 		return 0;
 	}
+
+	@Override
+	public void uploadProgressIndication(LinphoneCore lc, int offset, int total) {
+		
+	}
+
+	@Override
+	public void uploadStateChanged(LinphoneCore lc,
+			LogCollectionUploadState state, String info) {
+		
+	}
 }
diff --git a/src/org/linphone/LinphoneService.java b/src/org/linphone/LinphoneService.java
index 54d8f8e8a..76ddd845f 100644
--- a/src/org/linphone/LinphoneService.java
+++ b/src/org/linphone/LinphoneService.java
@@ -30,6 +30,7 @@ import org.linphone.core.LinphoneCore.GlobalState;
 import org.linphone.core.LinphoneCore.RegistrationState;
 import org.linphone.core.LinphoneCoreException;
 import org.linphone.core.LinphoneCoreFactoryImpl;
+import org.linphone.core.LinphoneCoreImpl;
 import org.linphone.core.LinphoneCoreListener.LinphoneCallStateListener;
 import org.linphone.core.LinphoneCoreListener.LinphoneGlobalStateListener;
 import org.linphone.core.LinphoneCoreListener.LinphoneRegistrationStateListener;
@@ -137,6 +138,11 @@ public final class LinphoneService extends Service implements LinphoneCallStateL
 		// In case restart after a crash. Main in LinphoneActivity
 		mNotificationTitle = getString(R.string.service_name);
 
+		// Needed in order for the two next calls to succeed, libraries must have been loaded first
+		LinphoneCoreFactoryImpl.instance();
+		LinphoneCoreImpl.setLogCollectionPath(getFilesDir().getAbsolutePath());
+		LinphoneCoreImpl.enableLogCollection(!(getResources().getBoolean(R.bool.disable_every_log)));
+		
 		// Dump some debugging information to the logs
 		Log.i(START_LINPHONE_LOGS);
 		dumpDeviceInformation();
diff --git a/submodules/linphone b/submodules/linphone
index 9b06383c7..4e5e409dc 160000
--- a/submodules/linphone
+++ b/submodules/linphone
@@ -1 +1 @@
-Subproject commit 9b06383c7e75ee3d6dacb564bd6598b00df16128
+Subproject commit 4e5e409dc27546cb72406f49e852afd02d4cdc6c