diff --git a/app/providers/CallProvider/CallProvider.tsx b/app/providers/CallProvider/CallProvider.tsx
index d955f2a..f109cf3 100644
--- a/app/providers/CallProvider/CallProvider.tsx
+++ b/app/providers/CallProvider/CallProvider.tsx
@@ -231,6 +231,18 @@ export function CallProvider(props : CallProviderProps) {
             /**
              * Нам поступает звонок
              */
+            if(callState != CallState.ENDED){
+                /**
+                 * У нас уже есть активный звонок, отправляем сигнал другой стороне, что линия занята
+                 */
+                let busySignal = new PacketSignalPeer();
+                busySignal.setSrc(publicKey);
+                busySignal.setDst(packet.getSrc());
+                busySignal.setSignalType(SignalType.END_CALL_BECAUSE_BUSY);
+                send(busySignal);
+                info("Received incoming call from " + packet.getSrc() + " but we are already on a call, sent busy signal");
+                return;
+            }
             setWindowPriority(true);
             playSound("ringtone.mp3", true);
             setActiveCall(packet.getSrc());
@@ -476,6 +488,8 @@ export function CallProvider(props : CallProviderProps) {
         setDuration(0);
         setMutedState(false);
         setSoundState(true);
+        stopLoopSound();
+        stopSound();
         roleRef.current = null;
     }