From 81ce32efc7ddebf1f09851d4e4ac34681f436e57 Mon Sep 17 00:00:00 2001
From: helge <helgewurst@web.de>
Date: 周六, 06 11月 2021 22:00:24 +0800
Subject: [PATCH] set keep-alive defaults for new connections

---
 examples/test-LwIP-netconn/scpi_server.h |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/examples/test-LwIP-netconn/scpi_server.h b/examples/test-LwIP-netconn/scpi_server.h
index 4d2895f..b9900ef 100644
--- a/examples/test-LwIP-netconn/scpi_server.h
+++ b/examples/test-LwIP-netconn/scpi_server.h
@@ -29,6 +29,9 @@
 #ifndef _SCPI_SERVER_H_
 #define _SCPI_SERVER_H_
 
+#define SCPI_KEEP_IDLE    2000 // (ms) keepalive quiet time after last TCP packet
+#define SCPI_KEEP_INTVL   1000 // (ms) keepalive repeat interval
+#define SCPI_KEEP_CNT        4 // Retry count before terminating connection (SCPI_KEEP_INTVL * SCPI_KEEP_INTVL (ms)).
 
 #include <stdint.h>
 

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