From ffd23623b7c93b30a8c7d91cb9a9a5f9b52940f0 Mon Sep 17 00:00:00 2001
From: ronghulin <ronghulin@espressif.com>
Date: Thu, 29 Oct 2020 11:15:53 +0800
Subject: [PATCH] bugfix: fix TCP timer interval

---
 components/lwip/Kconfig | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/components/lwip/Kconfig b/components/lwip/Kconfig
index 77b274670c..9976a8b9d1 100644
--- a/components/lwip/Kconfig
+++ b/components/lwip/Kconfig
@@ -370,7 +370,7 @@ menu "LWIP"
             help
                 Speed up the TCP retransmission interval. If disabled,
                 it is recommended to change the number of SYN retransmissions to 6,
-                TCP timer interval to 250, and TCP rto time to 3000.
+                and TCP initial rto time to 3000.
 
         config LWIP_TCP_MAXRTX
             int "Maximum number of retransmissions of data segments"
@@ -400,8 +400,7 @@ menu "LWIP"
 
         config LWIP_TCP_TMR_INTERVAL
             int "TCP timer interval(ms)"
-            default 250 if !LWIP_TCP_HIGH_SPEED_RETRANSMISSION
-            default 125 if LWIP_TCP_HIGH_SPEED_RETRANSMISSION
+            default 250
             help
                 Set TCP timer interval in milliseconds.