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-rw-r--r--Documentation/networking/nf_conntrack-sysctl.rst14
1 files changed, 4 insertions, 10 deletions
diff --git a/Documentation/networking/nf_conntrack-sysctl.rst b/Documentation/networking/nf_conntrack-sysctl.rst
index 311128abb768..1120d71f28d7 100644
--- a/Documentation/networking/nf_conntrack-sysctl.rst
+++ b/Documentation/networking/nf_conntrack-sysctl.rst
@@ -34,10 +34,13 @@ nf_conntrack_count - INTEGER (read-only)
nf_conntrack_events - BOOLEAN
- 0 - disabled
- - not 0 - enabled (default)
+ - 1 - enabled
+ - 2 - auto (default)
If this option is enabled, the connection tracking code will
provide userspace with connection tracking events via ctnetlink.
+ The default allocates the extension if a userspace program is
+ listening to ctnetlink events.
nf_conntrack_expect_max - INTEGER
Maximum size of expectation table. Default value is
@@ -67,15 +70,6 @@ nf_conntrack_generic_timeout - INTEGER (seconds)
Default for generic timeout. This refers to layer 4 unknown/unsupported
protocols.
-nf_conntrack_helper - BOOLEAN
- - 0 - disabled (default)
- - not 0 - enabled
-
- Enable automatic conntrack helper assignment.
- If disabled it is required to set up iptables rules to assign
- helpers to connections. See the CT target description in the
- iptables-extensions(8) man page for further information.
-
nf_conntrack_icmp_timeout - INTEGER (seconds)
default 30