diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 172ae73..cd65ca8 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -17,7 +17,7 @@
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>
 
     <application
-        android:name="io.flutter.app.FlutterApplication"
+        android:name="${applicationName}"
         android:label="BBB"
         android:icon="@mipmap/ic_launcher">
         <activity
diff --git a/android/build.gradle b/android/build.gradle
index 3100ad2..6bce438 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = '1.3.50'
+    ext.kotlin_version = '1.5.10'
     repositories {
         google()
         jcenter()
diff --git a/lib/src/connect/meeting/main_websocket/voice/call_connection.dart b/lib/src/connect/meeting/main_websocket/voice/call_connection.dart
index 032fb92..1d3aacc 100644
--- a/lib/src/connect/meeting/main_websocket/voice/call_connection.dart
+++ b/lib/src/connect/meeting/main_websocket/voice/call_connection.dart
@@ -154,7 +154,7 @@ class CallConnection extends CallManager implements SipUaHelperListener {
 
     /// As soon as we are connected, connect to the echo call
     if (state.state == TransportStateEnum.CONNECTED) {
-      helper.call(super.buildEcho(), true);
+      helper.call(super.buildEcho(), voiceonly: true);
     }
   }
 
@@ -164,4 +164,9 @@ class CallConnection extends CallManager implements SipUaHelperListener {
     _call.sendDTMF("1", {"duration": 2000});
     _echoTestDone = true;
   }
+
+  @override
+  void onNewNotify(Notify ntf) {
+    // TODO: implement onNewNotify
+  }
 }
diff --git a/pubspec.lock b/pubspec.lock
index cbe650b..4b088bf 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -1,13 +1,6 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
-  archive:
-    dependency: transitive
-    description:
-      name: archive
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.0.13"
   args:
     dependency: transitive
     description:
@@ -21,63 +14,56 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.5.0-nullsafety.1"
+    version: "2.8.2"
   bloc:
     dependency: "direct main"
     description:
       name: bloc
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.1.1"
+    version: "6.1.3"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   characters:
     dependency: transitive
     description:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.3"
+    version: "1.2.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.3.1"
   clock:
     dependency: transitive
     description:
       name: clock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.15.0-nullsafety.3"
-  convert:
-    dependency: transitive
-    description:
-      name: convert
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.1"
+    version: "1.16.0"
   crypto:
     dependency: transitive
     description:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.5"
+    version: "3.0.2"
   csslib:
     dependency: transitive
     description:
@@ -91,7 +77,14 @@ packages:
       name: cupertino_icons
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.0"
+    version: "1.0.5"
+  dart_webrtc:
+    dependency: transitive
+    description:
+      name: dart_webrtc
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.8"
   day_night_switcher:
     dependency: "direct main"
     description:
@@ -105,21 +98,21 @@ packages:
       name: fake_async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.3.0"
   ffi:
     dependency: transitive
     description:
       name: ffi
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.3"
+    version: "2.0.1"
   file:
     dependency: transitive
     description:
       name: file
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "5.2.1"
+    version: "6.1.4"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -131,7 +124,7 @@ packages:
       name: flutter_bloc
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.1.1"
+    version: "6.1.3"
   flutter_foreground_plugin:
     dependency: "direct main"
     description:
@@ -139,13 +132,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.6.0"
-  flutter_launcher_icons:
-    dependency: "direct dev"
-    description:
-      name: flutter_launcher_icons
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.8.1"
   flutter_localizations:
     dependency: "direct main"
     description: flutter
@@ -164,7 +150,7 @@ packages:
       name: flutter_svg
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.19.1"
+    version: "1.1.5"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -181,7 +167,7 @@ packages:
       name: flutter_webrtc
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.8"
+    version: "0.9.8"
   html:
     dependency: "direct main"
     description:
@@ -203,34 +189,34 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.1.4"
-  image:
-    dependency: transitive
-    description:
-      name: image
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.19"
   intl:
     dependency: "direct main"
     description:
       name: intl
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.16.1"
+    version: "0.17.0"
+  js:
+    dependency: transitive
+    description:
+      name: js
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.6.4"
   lists:
     dependency: transitive
     description:
       name: lists
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.6"
+    version: "1.0.1"
   logger:
     dependency: "direct main"
     description:
       name: logger
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.4"
+    version: "1.1.0"
   markdown:
     dependency: transitive
     description:
@@ -244,91 +230,126 @@ packages:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10-nullsafety.1"
+    version: "0.12.11"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.4"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.7.0"
   nested:
     dependency: transitive
     description:
       name: nested
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.4"
+    version: "1.0.0"
   parser_error:
     dependency: transitive
     description:
       name: parser_error
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.1"
+    version: "0.2.0"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.1"
+    version: "1.8.1"
   path_drawing:
     dependency: transitive
     description:
       name: path_drawing
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.1+1"
+    version: "1.0.1"
   path_parsing:
     dependency: transitive
     description:
       name: path_parsing
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.4"
+    version: "1.0.1"
+  path_provider:
+    dependency: transitive
+    description:
+      name: path_provider
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.11"
+  path_provider_android:
+    dependency: transitive
+    description:
+      name: path_provider_android
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.9"
+  path_provider_ios:
+    dependency: transitive
+    description:
+      name: path_provider_ios
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.11"
   path_provider_linux:
     dependency: transitive
     description:
       name: path_provider_linux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.1+2"
+    version: "2.1.7"
+  path_provider_macos:
+    dependency: transitive
+    description:
+      name: path_provider_macos
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.3"
   path_provider_platform_interface:
     dependency: transitive
     description:
       name: path_provider_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.4"
+    version: "2.0.0"
   path_provider_windows:
     dependency: transitive
     description:
       name: path_provider_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.4+3"
+    version: "2.1.3"
   pedantic:
     dependency: transitive
     description:
       name: pedantic
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.2"
+    version: "1.11.1"
   petitparser:
     dependency: transitive
     description:
       name: petitparser
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.0"
+    version: "5.0.0"
   platform:
     dependency: transitive
     description:
       name: platform
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.1"
+    version: "3.1.0"
   plugin_platform_interface:
     dependency: transitive
     description:
@@ -342,7 +363,7 @@ packages:
       name: process
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.13"
+    version: "4.2.4"
   provider:
     dependency: "direct main"
     description:
@@ -356,72 +377,86 @@ packages:
       name: random_string
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "2.3.1"
   recase:
     dependency: transitive
     description:
       name: recase
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.1"
+    version: "4.1.0"
   sdp_transform:
     dependency: transitive
     description:
       name: sdp_transform
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.0"
+    version: "0.3.2"
   shared_preferences:
     dependency: "direct main"
     description:
       name: shared_preferences
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.12+4"
+    version: "2.0.15"
+  shared_preferences_android:
+    dependency: transitive
+    description:
+      name: shared_preferences_android
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.13"
+  shared_preferences_ios:
+    dependency: transitive
+    description:
+      name: shared_preferences_ios
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
   shared_preferences_linux:
     dependency: transitive
     description:
       name: shared_preferences_linux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.2+4"
+    version: "2.1.1"
   shared_preferences_macos:
     dependency: "direct main"
     description:
       name: shared_preferences_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.1+11"
+    version: "2.0.4"
   shared_preferences_platform_interface:
     dependency: transitive
     description:
       name: shared_preferences_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.4"
+    version: "2.0.0"
   shared_preferences_web:
     dependency: "direct main"
     description:
       name: shared_preferences_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.2+7"
+    version: "2.0.4"
   shared_preferences_windows:
     dependency: transitive
     description:
       name: shared_preferences_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.2+3"
+    version: "2.1.1"
   sip_ua:
     dependency: "direct main"
     description:
       path: "."
       ref: HEAD
-      resolved-ref: d05b5fd26ec7a2bee5127ed67fe1bcbf4d2a8748
+      resolved-ref: e5edd57ad0a0f89c9cbdbd34597f3909e9602c58
       url: "https://github.com/flutter-webrtc/dart-sip-ua.git"
     source: git
-    version: "0.3.5"
+    version: "0.5.2"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -433,7 +468,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.2"
+    version: "1.8.2"
   sprintf:
     dependency: "direct main"
     description:
@@ -447,49 +482,49 @@ packages:
       name: stack_trace
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.10.0-nullsafety.1"
+    version: "1.10.0"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.19-nullsafety.2"
+    version: "0.4.9"
   text:
     dependency: transitive
     description:
       name: text
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.1"
+    version: "0.2.0"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.1"
   uni_links:
     dependency: "direct main"
     description:
@@ -545,42 +580,42 @@ packages:
       name: uuid
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.2"
+    version: "3.0.6"
   vector_math:
     dependency: "direct dev"
     description:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.3"
+    version: "2.1.2"
+  webrtc_interface:
+    dependency: transitive
+    description:
+      name: webrtc_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.8"
   win32:
     dependency: transitive
     description:
       name: win32
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.7.4+1"
+    version: "3.0.0"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.2"
+    version: "0.2.0+2"
   xml:
     dependency: transitive
     description:
       name: xml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.5.1"
-  yaml:
-    dependency: transitive
-    description:
-      name: yaml
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.2.1"
+    version: "6.1.0"
 sdks:
-  dart: ">=2.10.0-110 <2.11.0"
-  flutter: ">=1.22.0 <2.0.0"
+  dart: ">=2.17.0 <3.0.0"
+  flutter: ">=3.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index d072b3d..01c13b6 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -26,7 +26,7 @@ dependencies:
   flutter_localizations:
     sdk: flutter
   cupertino_icons: ^1.0.0
-  flutter_webrtc: ^0.5.8
+  flutter_webrtc: ^0.9.1
   shared_preferences:
   shared_preferences_macos:
   shared_preferences_web:
@@ -34,23 +34,24 @@ dependencies:
   html: ^0.14.0+4
   day_night_switcher: ^0.1.1+1
   provider: ^4.3.3
-  intl: ^0.16.1
+  intl: ^0.17.0
   sprintf: ^5.0.0
-  flutter_svg: ^0.19.1
-  sip_ua: #^0.3.5
+  #flutter_svg: ^0.19.1
+  sip_ua:
     git: https://github.com/flutter-webrtc/dart-sip-ua.git
   flutter_markdown: ^0.5.2
   uni_links: ^0.4.0
   flutter_foreground_plugin: ^0.6.0
-  logger: ^0.9.4
+  logger: ^1.0.0
   bloc: ^6.1.1
   flutter_bloc: ^6.1.1
   url_launcher: ^5.7.10
+  flutter_svg: ^1.1.5
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  flutter_launcher_icons: ^0.8.1
+  #flutter_launcher_icons: ^0.8.1
   vector_math: any
 
 # For information on the generic Dart part of this file, see the