diff -ru linux-2.4.0-test8-cut-tcp_rto/include/linux/sysctl.h linux-2.4.0-test8c/include/linux/sysctl.h
--- linux-2.4.0-test8-cut-tcp_rto/include/linux/sysctl.h	Fri Sep 22 16:17:46 2000
+++ linux-2.4.0-test8c/include/linux/sysctl.h	Fri Sep 22 17:30:12 2000
@@ -269,6 +269,7 @@
 	NET_TCP_RMEM=85,
 	NET_TCP_APP_WIN=86,
 	NET_TCP_ADV_WIN_SCALE=87,
+	NET_TCP_RTO_MAX=88,
 };
 
 enum {
diff -ru linux-2.4.0-test8-cut-tcp_rto/include/net/tcp.h linux-2.4.0-test8c/include/net/tcp.h
--- linux-2.4.0-test8-cut-tcp_rto/include/net/tcp.h	Fri Sep 22 16:17:46 2000
+++ linux-2.4.0-test8c/include/net/tcp.h	Fri Sep 22 16:19:55 2000
@@ -299,7 +299,8 @@
 #define TCP_DELACK_MIN	(2)	/* minimal time to delay before sending an ACK,
 				 * 2 scheduler ticks, not depending on HZ. */
 #define TCP_ATO_MIN	2
-#define TCP_RTO_MAX	(120*HZ)
+#define TCP_RTO_MAX_init	(120*HZ)
+extern int TCP_RTO_MAX;
 #define TCP_RTO_MIN	(HZ/5)
 #define TCP_TIMEOUT_INIT (3*HZ)	/* RFC 1122 initial RTO value	*/
 
diff -ru linux-2.4.0-test8-cut-tcp_rto/net/ipv4/sysctl_net_ipv4.c linux-2.4.0-test8c/net/ipv4/sysctl_net_ipv4.c
--- linux-2.4.0-test8-cut-tcp_rto/net/ipv4/sysctl_net_ipv4.c	Fri Sep 22 16:17:55 2000
+++ linux-2.4.0-test8c/net/ipv4/sysctl_net_ipv4.c	Fri Sep 22 17:30:29 2000
@@ -229,6 +229,8 @@
 	 &sysctl_tcp_app_win, sizeof(int), 0644, NULL, &proc_dointvec},
 	{NET_TCP_ADV_WIN_SCALE, "tcp_adv_win_scale",
 	 &sysctl_tcp_adv_win_scale, sizeof(int), 0644, NULL, &proc_dointvec},
+	{NET_TCP_RTO_MAX, "tcp_rto_max",
+	 &TCP_RTO_MAX, sizeof(int), 0644, NULL, &proc_dointvec},
 	{0}
 };
 
diff -ru linux-2.4.0-test8-cut-tcp_rto/net/ipv4/tcp_timer.c linux-2.4.0-test8c/net/ipv4/tcp_timer.c
--- linux-2.4.0-test8-cut-tcp_rto/net/ipv4/tcp_timer.c	Fri Sep 22 16:17:47 2000
+++ linux-2.4.0-test8c/net/ipv4/tcp_timer.c	Fri Sep 22 16:22:09 2000
@@ -30,6 +30,7 @@
 int sysctl_tcp_retries1 = TCP_RETR1;
 int sysctl_tcp_retries2 = TCP_RETR2;
 int sysctl_tcp_orphan_retries = 0;
+int TCP_RTO_MAX = TCP_RTO_MAX_init;
 
 static void tcp_write_timer(unsigned long);
 static void tcp_delack_timer(unsigned long);