diff --git a/platform/src/tcp_stream.cpp b/platform/src/tcp_stream.cpp
index 70cdb1a..15a22be 100644
--- a/platform/src/tcp_stream.cpp
+++ b/platform/src/tcp_stream.cpp
@@ -136,6 +136,27 @@ static void call_plugin_close(struct tfe_stream_private * _stream)
 	}
 }
 
+static const char *bev_event_to_string(short events)
+{
+	switch (events)
+	{
+	case BEV_EVENT_READING:
+		return "BEV_EVENT_READING";
+	case BEV_EVENT_WRITING:
+		return "BEV_EVENT_WRITING";
+	case BEV_EVENT_EOF:
+		return "BEV_EVENT_EOF";
+	case BEV_EVENT_ERROR:
+		return "BEV_EVENT_ERROR";
+	case BEV_EVENT_TIMEOUT:
+		return "BEV_EVENT_TIMEOUT";
+	case BEV_EVENT_CONNECTED:
+		return "BEV_EVENT_CONNECTED";
+	default:
+		return "";
+	}
+}
+
 /* ====================================================================================================================
  * INTERFACE
  * ===================================================================================================================*/
@@ -886,7 +907,7 @@ static void __stream_bev_eventcb(struct bufferevent * bev, short events, void *
 		TFE_LOG_DEBUG(__STREAM_LOGGER(_stream), "decrypted traffic steering, %s %s run eventcb, %s %s",
 			_stream->str_stream_addr,
 			bev == _stream->conn_downstream->bev ? "conn_downstream" : "conn_upstream",
-			events & BEV_EVENT_ERROR ? "BEV_EVENT_ERROR" : "BEV_EVENT_EOF",
+			bev_event_to_string(events),
 			errno == 0 ? "" : strerror(errno)
 		);
 		tfe_stream_destory(_stream);
@@ -1136,7 +1157,7 @@ static void __steering_stream_bev_eventcb(struct bufferevent *bev, short events,
 	TFE_LOG_DEBUG(__STREAM_LOGGER(_stream), "decrypted traffic steering, %s %s run eventcb, %s %s",
 		_stream->str_stream_addr,
 		bev == _stream->conn_fake_c->bev ? "conn_fake_c" : "conn_fake_s",
-		events & BEV_EVENT_ERROR ? "BEV_EVENT_ERROR" : "BEV_EVENT_EOF",
+		bev_event_to_string(events),
 		errno == 0 ? "" : strerror(errno)
 		);
 	tfe_stream_destory(_stream);