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update tcp.sack. noted by Hubert Feyrer.

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This commit is contained in:
yamt 2005-03-21 08:51:40 +00:00
parent 382487d844
commit 38083a97f4
1 changed files with 2 additions and 5 deletions
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7
lib/libc/gen/sysctl.3
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@ -1,4 +1,4 @@
.\" $NetBSD: sysctl.3,v 1.142 2004/12/27 13:35:47 christos Exp $
.\" $NetBSD: sysctl.3,v 1.143 2005/03/21 08:51:40 yamt Exp $
.\"
.\" Copyright (c) 1993
.\" The Regents of the University of California. All rights reserved.
@ -1103,10 +1103,7 @@ the MTU of the appropriate interface.
Otherwise, it is calculated based on the greater of the MTU of the
interface, and the largest (non-loopback) interface MTU on the system.
.It Li tcp.sack
TCP Selective ACKnowledgement (RFC 2018) is not implemented in
.Nx
at this time.
Changing this value will have no effect.
Returns 1 if RFC 2018 Selection ACKnowledgement is enabled.
.It Li tcp.win_scale
If rfc1323 is enabled, a value of 1 indicates RFC 1323 window scale options,
for increasing the TCP window size, are enabled.