more robust in case of non-network

src/manager.cpp

@@ -81,8 +81,9 @@ Manager::selectAudioDriver (void) {
 void
 Manager::sip_rtp_init (void) {
 	// Init the SIP and RTP stacks.
-	sip->initSIP ();
-	sip->initRtpmapCodec ();
+	if ( sip->initSIP () != -1) {
+		 sip->initRtpmapCodec ();
+	}
 	
 	if (Config::getb(QString("Preferences/Options.autoregister"))) {
 		// Register to the known proxies if available

src/sip.cpp

@@ -96,7 +96,8 @@ SIP::initSIP (void) {
 	tmp = QString(PROGNAME) + "/" + QString(VERSION);
 
 	// Set IP address
-	getLocalIp();
+	if ( getLocalIp() == -1 )
+		return -1;
 	
 	srand (time(NULL));
 	if (eXosip_init (NULL, NULL, DEFAULT_SIP_PORT) != 0) {