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Comments and suggestions concerning this book should be mailed to gmourani@videotron.ca © Copyright 1999-2000 Gerhard Mourani and Open Network Architecture ® 75 amount of time your Linux box will try take to finish closing a connect and the amount of time before it will kill a stale connection. This will also turn off some IP extensions that aren't needed: [root@deep /]# echo 30 > /proc/sys/net/ipv4/tcp_fin_timeout   [root@deep /]# echo 1800 >/proc/sys/net/ipv4/tcp_keepalive_time   [root@deep /]# echo 0 > /proc/sys/net/ipv4/tcp_window_scaling   [root@deep /]# echo 0 > /proc/sys/net/ipv4/tcp_sack   [root@deep /]# echo 0 > /proc/sys/net/ipv4/tcp_timestamps NOTE: Execute the above commands and put them in your “/etc/rc.d/rc.local” file so you don’t need to type them again each time your system reboots.