diff --git a/src/Network/fgcom.cxx b/src/Network/fgcom.cxx
index b7a480c..ac369fa 100644
--- a/src/Network/fgcom.cxx
+++ b/src/Network/fgcom.cxx
@@ -368,7 +368,7 @@ void FGCom::postinit()
 
 
     // Do the first call at start
-    //setupCommFrequency();
+    setupCommFrequency();
 
     connectToCommFrequency();
 
@@ -486,14 +486,17 @@ void FGCom::connectToCommFrequency() {
     if (_currentCallFrequency != _currentCommFrequency || _currentCallIdent == -1) {
 
         if (_currentCallIdent != -1) {
+
             iaxc_dump_call_number(_currentCallIdent);
-            SG_LOG(SG_SOUND, SG_ALERT, "FGCom: dump_call_number " << _currentCallIdent);
+          
+            SG_LOG(SG_SOUND, SG_ALERT, "FGCom:iaxc_dump_call_number:" << _currentCallIdent);
             _currentCallIdent = -1;
         }
 
         if (_currentCallIdent == -1)
         {
-            std::string num = computePhoneNumber(_currentCommFrequency, getAirportCode(_currentCommFrequency));
+//            std::string num = computePhoneNumber(_currentCommFrequency, getAirportCode(_currentCommFrequency));
+            std::string num = computePhoneNumber(_currentCommFrequency, "ZGHA");
             
             _processingTimer.stamp();
 
@@ -511,6 +514,8 @@ void FGCom::connectToCommFrequency() {
             SG_LOG(SG_SOUND, SG_ALERT, "FGCom: connectToCommFrequency num=" << num);
 
             if (!num.empty()) {
+
+                lib_hangup();
                 _currentCallIdent = iaxc_call(num.c_str());
 
                 SG_LOG(SG_SOUND, SG_ALERT, "FGCom: iaxc_call(" << num << ") _currentCallIdent=" << _currentCallIdent);
@@ -520,6 +525,7 @@ void FGCom::connectToCommFrequency() {
                 else {
                     SG_LOG(SG_SOUND, SG_ALERT, "FGCom: call established " << num.c_str() << " Freq: " << _currentCommFrequency);
                     _currentCallFrequency = _currentCommFrequency;
+                    _connected = true;
                 }
             }
             else
@@ -561,6 +567,7 @@ void FGCom::shutdown()
 
   _initialized = false;
   _enabled = false;
+  _connected = false;
 
   iaxc_set_event_callback(NULL);
   iaxc_unregister(_regId);
@@ -815,7 +822,7 @@ std::string FGCom::computePhoneNumber(const double& freq, const std::string& ica
             exten);
 
 
-  SG_LOG(SG_SOUND, SG_ALERT, "FGCom: computePhoneNumber:" << phoneNumber << "icao:" << icao);
+  SG_LOG(SG_SOUND, SG_ALERT, "FGCom: computePhoneNumber:" << phoneNumber << "   icao:" << icao);
   return phoneNumber;
 }
 
@@ -849,5 +856,17 @@ bool FGCom::isInRange(const double &freq) const
 }
 
 
+bool FGCom::lib_hangup()
+{
+    if(!_connected)
+        return false;
+    SG_LOG(SG_GENERAL, SG_DEBUG, "Request hangup");
+    iaxc_dump_all_calls();
+    iaxc_millisleep(300);
+
+    _currentCallIdent = -1;
+    return false;
+}
+
 // Register the subsystem.
 SGSubsystemMgr::Registrant<FGCom> registrantFGCom;