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authorAli Abdallah <ali.abdallah@suse.com>2021-05-27 09:19:06 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2021-07-06 14:15:12 +0200
commit1da4cd82dd180224503e745ccf3220e3490d8897 (patch)
tree2e0b43b452a3c6f07f726a6edd26161520256504 /Documentation
parentnetfilter: conntrack: improve RST handling when tuple is re-used (diff)
downloadlinux-1da4cd82dd180224503e745ccf3220e3490d8897.tar.xz
linux-1da4cd82dd180224503e745ccf3220e3490d8897.zip
netfilter: conntrack: add new sysctl to disable RST check
This patch adds a new sysctl tcp_ignore_invalid_rst to disable marking out of segments RSTs as INVALID. Signed-off-by: Ali Abdallah <aabdallah@suse.de> Acked-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/networking/nf_conntrack-sysctl.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/networking/nf_conntrack-sysctl.rst b/Documentation/networking/nf_conntrack-sysctl.rst
index 0467b30e4abe..d31ed6c1cb0d 100644
--- a/Documentation/networking/nf_conntrack-sysctl.rst
+++ b/Documentation/networking/nf_conntrack-sysctl.rst
@@ -110,6 +110,12 @@ nf_conntrack_tcp_be_liberal - BOOLEAN
Be conservative in what you do, be liberal in what you accept from others.
If it's non-zero, we mark only out of window RST segments as INVALID.
+nf_conntrack_tcp_ignore_invalid_rst - BOOLEAN
+ - 0 - disabled (default)
+ - 1 - enabled
+
+ If it's 1, we don't mark out of window RST segments as INVALID.
+
nf_conntrack_tcp_loose - BOOLEAN
- 0 - disabled
- not 0 - enabled (default)