From 5ad37d5deee1ff7150a2d0602370101de158ad86 Mon Sep 17 00:00:00 2001 From: Hannes Frederic Sowa Date: Fri, 26 Jul 2013 17:43:23 +0200 Subject: tcp: add tcp_syncookies mode to allow unconditionally generation of syncookies | If you want to test which effects syncookies have to your | network connections you can set this knob to 2 to enable | unconditionally generation of syncookies. Original idea and first implementation by Eric Dumazet. Cc: Florian Westphal Cc: David Miller Signed-off-by: Eric Dumazet Signed-off-by: Hannes Frederic Sowa Signed-off-by: David S. Miller --- Documentation/networking/ip-sysctl.txt | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Documentation/networking/ip-sysctl.txt') diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 53cea9bcb14c..36be26b2ef7a 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -440,6 +440,10 @@ tcp_syncookies - BOOLEAN SYN flood warnings in logs not being really flooded, your server is seriously misconfigured. + If you want to test which effects syncookies have to your + network connections you can set this knob to 2 to enable + unconditionally generation of syncookies. + tcp_fastopen - INTEGER Enable TCP Fast Open feature (draft-ietf-tcpm-fastopen) to send data in the opening SYN packet. To use this feature, the client application -- cgit v1.2.3-59-g8ed1b