diff --git a/app.js b/app.js
index a8297c9..4a29f56 100644
--- a/app.js
+++ b/app.js
@@ -327,6 +327,17 @@ peers.on('connection', async (socket) => {
             console.log('2 initiatorVideoProducer for this producer closed', callId);
           })
 
+          videoCalls[callId].initiatorProducerTransport.observer.on("newproducer", (producer) =>
+          {
+            console.log(
+              "new producer created [worker.pid:%d, router.id:%s, transport.id:%s, producer.id:%s]", producer.id);
+    
+            producer.observer.on("close", () => 
+            {
+              console.log("producer closed [producer.id:%s]", producer.id);
+            });
+          });
+
           callback &&
             callback({
               id: videoCalls[callId].initiatorVideoProducer.id,