diff --git a/coreapi/linphonecore.h b/coreapi/linphonecore.h
index 2006453b3..ee515f4e9 100644
--- a/coreapi/linphonecore.h
+++ b/coreapi/linphonecore.h
@@ -238,6 +238,14 @@ SipSetup *linphone_proxy_config_get_sip_setup(LinphoneProxyConfig *cfg);
  * normalize a human readable phone number into a basic string. 888-444-222 becomes 888444222
  */
 int linphone_proxy_config_normalize_number(LinphoneProxyConfig *proxy, const char *username, char *result, size_t result_len);
+/*
+ *  attached a user data to a proxy config
+ */
+void linphone_proxy_config_set_user_data(LinphoneProxyConfig *cr, void * ud);
+/*
+ *  get user data to a proxy config. return null if any
+ */
+void * linphone_proxy_config_get_user_data(LinphoneProxyConfig *cr);
 
 /**
  * @}
diff --git a/coreapi/linphonecore_jni.cc b/coreapi/linphonecore_jni.cc
index a133e2116..41b514546 100644
--- a/coreapi/linphonecore_jni.cc
+++ b/coreapi/linphonecore_jni.cc
@@ -193,6 +193,10 @@ extern "C" int Java_org_linphone_core_LinphoneCoreImpl_addProxyConfig(	JNIEnv*
 		,jobject  thiz
 		,jlong lc
 		,jlong pc) {
+	LinphoneProxyConfig* proxy = (LinphoneProxyConfig*)pc;
+	linphone_proxy_config_set_user_data(proxy
+										,env->NewGlobalRef((jobject)linphone_proxy_config_get_user_data(proxy)));
+
 	return linphone_core_add_proxy_config((LinphoneCore*)lc,(LinphoneProxyConfig*)pc);
 }
 
@@ -219,6 +223,12 @@ extern "C" void Java_org_linphone_core_LinphoneCoreImpl_invite(	JNIEnv*  env
 	linphone_core_invite((LinphoneCore*)lc,uri);
 	env->ReleaseStringUTFChars(juri, uri);
 }
+extern "C" void Java_org_linphone_core_LinphoneCoreImpl_inviteAddress(	JNIEnv*  env
+		,jobject  thiz
+		,jlong lc
+		,jlong to) {
+	linphone_core_invite_address((LinphoneCore*)lc,(LinphoneAddress*)to);
+}
 
 extern "C" void Java_org_linphone_core_LinphoneCoreImpl_terminateCall(	JNIEnv*  env
 		,jobject  thiz
@@ -281,10 +291,29 @@ extern "C" float Java_org_linphone_core_LinphoneCoreImpl_getSoftPlayLevel(	JNIEn
 		return linphone_core_get_soft_play_level((LinphoneCore*)lc);
 }
 
+extern "C" void Java_org_linphone_core_LinphoneCoreImpl_muteMic(	JNIEnv*  env
+		,jobject  thiz
+		,jlong lc
+		,jboolean isMuted) {
+		linphone_core_mute_mic((LinphoneCore*)lc,isMuted);
+}
+
+extern "C" jlong Java_org_linphone_core_LinphoneCoreImpl_interpretUrl(	JNIEnv*  env
+		,jobject  thiz
+		,jlong lc
+		,jstring jurl) {
+	const char* url = env->GetStringUTFChars(jurl, NULL);
+	jlong result = (jlong)linphone_core_interpret_url((LinphoneCore*)lc,url);
+	env->ReleaseStringUTFChars(jurl, url);
+	return result;
+}
+
 //ProxyConfig
 
 extern "C" jlong Java_org_linphone_core_LinphoneProxyConfigImpl_newLinphoneProxyConfig(JNIEnv*  env,jobject  thiz) {
-	return  (jlong) linphone_proxy_config_new();
+	LinphoneProxyConfig* proxy = linphone_proxy_config_new();
+	linphone_proxy_config_set_user_data(proxy,thiz);
+	return  (jlong) proxy;
 }
 
 extern "C" void Java_org_linphone_core_LinphoneProxyConfigImpl_delete(JNIEnv*  env,jobject  thiz,jlong ptr) {
@@ -437,6 +466,15 @@ extern "C" jstring Java_org_linphone_core_LinphoneAddressImpl_toUri(JNIEnv*  env
 	ms_free(uri);
 	return juri;
 }
+extern "C" void Java_org_linphone_core_LinphoneAddressImpl_setDisplayName(JNIEnv*  env
+																		,jobject  thiz
+																		,jlong address
+																		,jstring jdisplayName) {
+	const char* displayName = env->GetStringUTFChars(jdisplayName, NULL);
+	linphone_address_set_display_name((LinphoneAddress*)address,displayName);
+	env->ReleaseStringUTFChars(jdisplayName, displayName);
+}
+
 
 //CallLog
 extern "C" jlong Java_org_linphone_core_LinphoneCallLogImpl_getFrom(JNIEnv*  env
diff --git a/coreapi/private.h b/coreapi/private.h
index fcaddfb67..133fd1dcc 100644
--- a/coreapi/private.h
+++ b/coreapi/private.h
@@ -205,6 +205,7 @@ struct _LinphoneProxyConfig
 	bool_t registered;
 	bool_t publish;
 	bool_t dial_escape_plus;
+	void* user_data;
 };
 
 struct _LinphoneAuthInfo 
diff --git a/coreapi/proxy.c b/coreapi/proxy.c
index ad59c06f8..d31046b80 100644
--- a/coreapi/proxy.c
+++ b/coreapi/proxy.c
@@ -737,5 +737,13 @@ void linphone_account_creator_destroy(LinphoneAccountCreator *obj){
 	}
 }
 
+void linphone_proxy_config_set_user_data(LinphoneProxyConfig *cr, void * ud) {
+	cr->user_data=ud;
+}
+
+void * linphone_proxy_config_get_user_data(LinphoneProxyConfig *cr) {
+	return cr->user_data;
+}
+