path: root/Documentation/networking
diff options
authorDavid S. Miller <davem@davemloft.net>2020-01-02 16:07:38 -0800
committerDavid S. Miller <davem@davemloft.net>2020-01-02 16:07:38 -0800
commitd8513df2598e5142f8a5c4724f28411936e1dfc7 (patch)
tree84244cfe1ebcd0513554f925d73a5f97e97c2ef2 /Documentation/networking
parenttcp: fix "old stuff" D-SACK causing SACK to be treated as D-SACK (diff)
net: Correct type of tcp_syncookies sysctl.
It can take on the values of '0', '1', and '2' and thus is not a boolean. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking')
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index fd26788e8c96..48ccb1b31160 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -603,7 +603,7 @@ tcp_synack_retries - INTEGER
with the current initial RTO of 1second. With this the final timeout
for a passive TCP connection will happen after 63seconds.
-tcp_syncookies - BOOLEAN
+tcp_syncookies - INTEGER
Only valid when the kernel was compiled with CONFIG_SYN_COOKIES
Send out syncookies when the syn backlog queue of a socket
overflows. This is to prevent against the common 'SYN flood attack'