diff --git a/rpc.go b/rpc.go
index 4cc2f3e..0bbe549 100644
--- a/rpc.go
+++ b/rpc.go
@@ -41,13 +41,14 @@ func (rpc *RPCServer) run() {
 
 // SayHello implements helloworld.GreeterServer
 func (s *RPCServer) SendFrames(stream gen.FrameService_SendFramesServer) error {
-	log.Printf("Received: %v", stream)
+	log.Printf("Start: %v", stream)
 
 	for {
 		request, err := stream.Recv()
 		if err != nil {
 			log.Panic(err)
 		}
+		log.Printf("request: %v", request)
 		s.netCard.FrameChan <- request.GetFrames() // 接受数据 广播到网卡上
 	}