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Update the tcp(4) manpage with the new (and some older undocumented) sysctls.

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Remove a sysctl that is no longer used.
This commit is contained in:
Mohan Srinivasan 2007-02-28 19:32:46 +00:00
parent f59aa46799
commit 535c755253
1 changed files with 19 additions and 3 deletions
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22
share/man/man4/tcp.4
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@ -474,9 +474,11 @@ Enable support for RFC 2018, TCP Selective Acknowledgment option,
which allows the receiver to inform the sender about all successfully
arrived segments, allowing the sender to retransmit the missing segments
only.
.It Va sack.initburst
Control the number of SACK retransmissions done upon initiation of SACK
recovery.
.It Va sack.maxholes
Maximum number of SACK holes per connection. Defaults to 128.
.It Va sack.globalmaxholes
Maximum number of SACK holes per system, across all connections.
Defaults to 65536.
.It Va maxtcptw
When a TCP connection enters the
.Dv TIME_WAIT
@ -495,6 +497,20 @@ By default, it is initialized to
.It Va nolocaltimewait
Suppress creating of compressed TCP TIME_WAIT states for connections in
which both endpoints are local.
.It Va fast_finwait2_recycle
Recycle
.Tn TCP
.Dv FIN_WAIT_2
connections faster when the socket is marked as
"CANTRCVMORE" (no user process has the socket open, data received on
the socket cannot be read). The timeout used here is
.Va finwait2_timeout.
.It Va finwait2_timeout
Timeout to use for fast recycling of
.Tn TCP
.Dv FIN_WAIT_2
connections. Defaults to
60 seconds.
.El
.Sh ERRORS
A socket operation may fail with one of the following errors returned: