diff --git a/device.go b/device.go
index bed8d00..2e5ce66 100644
--- a/device.go
+++ b/device.go
@@ -88,6 +88,8 @@ func (cli *RPCClient) run() {
 		// encode gob
 		enc := gob.NewEncoder(buf)
 		cliBuffer := <-cli.FrameChan
+
+		log.Printf("send to target %s bytes: %d", waterutil.IPv4Destination(cliBuffer.BytesArray[0]), len(cliBuffer.BytesArray[0]))
 		log.Printf("get from source bytes: %d", len(cliBuffer.BytesArray[0]))
 		err := enc.Encode(cliBuffer.BytesArray)
 		if err != nil {
@@ -104,7 +106,6 @@ func (cli *RPCClient) run() {
 		// 	log.Println(err)
 		// }
 
-		log.Printf("send to target %s bytes: %d", waterutil.IPv4Destination(buf.Bytes()), len(buf.Bytes()))
 		// 发到对面的网卡
 		err = stream.Send(&gen.Request{
 			Frames: buf.Bytes(),