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Document the TCP sysctl variables insecure_rst and insecure_syn.

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MFC after: 1 month
Sponsored by: netflix
This commit is contained in:
Michael Tuexen 2016-10-21 11:29:25 +00:00
parent 3e1465754f
commit b8835a8a6b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=307727
1 changed files with 7 additions and 1 deletions
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share/man/man4/tcp.4
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@ -34,7 +34,7 @@
.\" From: @(#)tcp.4 8.1 (Berkeley) 6/5/93
.\" $FreeBSD$
.\"
.Dd June 28, 2016
.Dd October 21, 2016
.Dt TCP 4
.Os
.Sh NAME
@ -586,6 +586,12 @@ downshift.
List of available TCP function blocks (TCP stacks).
.It Va functions_default
The default TCP function block (TCP stack).
.It Va insecure_rst
Use criterias defined in RFC793 instead of RFC5961 for accepting RST segments.
Default is false.
.It Va insecure_syn
Use criterias defined in RFC793 instead of RFC5961 for accepting SYN segments.
Default is false.
.El
.Sh ERRORS
A socket operation may fail with one of the following errors returned: