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authorFlorian Westphal <fw@strlen.de>2010-06-02 20:42:30 -0400
committerDavid S. Miller <davem@davemloft.net>2010-06-04 18:56:01 -0400
commit57f1553ee5d9f093660cc49098f494e17ed11668 (patch)
tree95387158da48c4dde7bb17477f87944c13e2456f /net/ipv4
parentca739481662137b8f717bc21f16719cda3c33d6b (diff)
syncookies: remove Kconfig text line about disabled-by-default
syncookies default to on since e994b7c901ded7200b525a707c6da71f2cf6d4bb (tcp: Don't make syn cookies initial setting depend on CONFIG_SYSCTL). Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/Kconfig10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 8e3a1fd938ab..7c3a7d191249 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -303,7 +303,7 @@ config ARPD
303 If unsure, say N. 303 If unsure, say N.
304 304
305config SYN_COOKIES 305config SYN_COOKIES
306 bool "IP: TCP syncookie support (disabled per default)" 306 bool "IP: TCP syncookie support"
307 ---help--- 307 ---help---
308 Normal TCP/IP networking is open to an attack known as "SYN 308 Normal TCP/IP networking is open to an attack known as "SYN
309 flooding". This denial-of-service attack prevents legitimate remote 309 flooding". This denial-of-service attack prevents legitimate remote
@@ -328,13 +328,13 @@ config SYN_COOKIES
328 server is really overloaded. If this happens frequently better turn 328 server is really overloaded. If this happens frequently better turn
329 them off. 329 them off.
330 330
331 If you say Y here, note that SYN cookies aren't enabled by default; 331 If you say Y here, you can disable SYN cookies at run time by
332 you can enable them by saying Y to "/proc file system support" and 332 saying Y to "/proc file system support" and
333 "Sysctl support" below and executing the command 333 "Sysctl support" below and executing the command
334 334
335 echo 1 >/proc/sys/net/ipv4/tcp_syncookies 335 echo 0 > /proc/sys/net/ipv4/tcp_syncookies
336 336
337 at boot time after the /proc file system has been mounted. 337 after the /proc file system has been mounted.
338 338
339 If unsure, say N. 339 If unsure, say N.
340 340