From 288d56ebd68f366d3fa2ee1521120016fb21bf31 Mon Sep 17 00:00:00 2001
From: wuchangsheng <wuchangsheng2@huawei.com>
Date: Sat, 17 Dec 2022 19:14:36 +0800
Subject: [PATCH 1/2] expand recv win

---
 src/include/lwip/opt.h | 2 +-
 src/include/lwipopts.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/include/lwip/opt.h b/src/include/lwip/opt.h
index 9d41a09..718816b 100644
--- a/src/include/lwip/opt.h
+++ b/src/include/lwip/opt.h
@@ -1483,7 +1483,7 @@
  */
 #if !defined LWIP_WND_SCALE || defined __DOXYGEN__
 #define LWIP_WND_SCALE                  1
-#define TCP_RCV_SCALE                   0
+#define TCP_RCV_SCALE                   6
 #endif
 
 /**
diff --git a/src/include/lwipopts.h b/src/include/lwipopts.h
index d7b9635..907c630 100644
--- a/src/include/lwipopts.h
+++ b/src/include/lwipopts.h
@@ -95,7 +95,7 @@
 
 #define TCP_MSS (FRAME_MTU - IP_HLEN - TCP_HLEN)
 
-#define TCP_WND (40 * TCP_MSS)
+#define TCP_WND (2500 * TCP_MSS)
 
 #define TCP_SND_BUF (2500 * TCP_MSS)
 
-- 
2.8.4.windows.1

