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netfilter: conntrack: document sctp timeouts

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Exposed through sysctl, update documentation to describe sctp states and
their default timeouts.

Signed-off-by: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Sriram Yagnaraman 2022-12-12 11:07:05 +01:00 committed by Pablo Neira Ayuso
parent ba57ee0944
commit f9645abe42
1 changed files with 33 additions and 0 deletions
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33
Documentation/networking/nf_conntrack-sysctl.rst
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@ -163,6 +163,39 @@ nf_conntrack_timestamp - BOOLEAN
Enable connection tracking flow timestamping.
nf_conntrack_sctp_timeout_closed - INTEGER (seconds)
default 10
nf_conntrack_sctp_timeout_cookie_wait - INTEGER (seconds)
default 3
nf_conntrack_sctp_timeout_cookie_echoed - INTEGER (seconds)
default 3
nf_conntrack_sctp_timeout_established - INTEGER (seconds)
default 432000 (5 days)
nf_conntrack_sctp_timeout_shutdown_sent - INTEGER (seconds)
default 0.3
nf_conntrack_sctp_timeout_shutdown_recd - INTEGER (seconds)
default 0.3
nf_conntrack_sctp_timeout_shutdown_ack_sent - INTEGER (seconds)
default 3
nf_conntrack_sctp_timeout_heartbeat_sent - INTEGER (seconds)
default 30
This timeout is used to setup conntrack entry on secondary paths.
Default is set to hb_interval.
nf_conntrack_sctp_timeout_heartbeat_acked - INTEGER (seconds)
default 210
This timeout is used to setup conntrack entry on secondary paths.
Default is set to (hb_interval * path_max_retrans + rto_max)
nf_conntrack_udp_timeout - INTEGER (seconds)
default 30