Wed Oct 12 08:52:49 2016 UTC ()
Document net.inet.ip.dad_count.


(roy)
diff -r1.102 -r1.103 src/share/man/man7/sysctl.7
cvs diff -r1.102 -r1.103 src/share/man/man7/sysctl.7 (expand / switch to unified diff)

--- src/share/man/man7/sysctl.7 2016/05/31 05:44:19 1.102
+++ src/share/man/man7/sysctl.7 2016/10/12 08:52:49 1.103
@@ -1,14 +1,14 @@ @@ -1,14 +1,14 @@
1.\" $NetBSD: sysctl.7,v 1.102 2016/05/31 05:44:19 pgoyette Exp $ 1.\" $NetBSD: sysctl.7,v 1.103 2016/10/12 08:52:49 roy Exp $
2.\" 2.\"
3.\" Copyright (c) 1993 3.\" Copyright (c) 1993
4.\" The Regents of the University of California. All rights reserved. 4.\" The Regents of the University of California. All rights reserved.
5.\" 5.\"
6.\" Redistribution and use in source and binary forms, with or without 6.\" Redistribution and use in source and binary forms, with or without
7.\" modification, are permitted provided that the following conditions 7.\" modification, are permitted provided that the following conditions
8.\" are met: 8.\" are met:
9.\" 1. Redistributions of source code must retain the above copyright 9.\" 1. Redistributions of source code must retain the above copyright
10.\" notice, this list of conditions and the following disclaimer. 10.\" notice, this list of conditions and the following disclaimer.
11.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" 2. Redistributions in binary form must reproduce the above copyright
12.\" notice, this list of conditions and the following disclaimer in the 12.\" notice, this list of conditions and the following disclaimer in the
13.\" documentation and/or other materials provided with the distribution. 13.\" documentation and/or other materials provided with the distribution.
14.\" 3. Neither the name of the University nor the names of its contributors 14.\" 3. Neither the name of the University nor the names of its contributors
@@ -19,27 +19,27 @@ @@ -19,27 +19,27 @@
19.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28.\" SUCH DAMAGE. 28.\" SUCH DAMAGE.
29.\" 29.\"
30.\" @(#)sysctl.3 8.4 (Berkeley) 5/9/95 30.\" @(#)sysctl.3 8.4 (Berkeley) 5/9/95
31.\" 31.\"
32.Dd May 31, 2016 32.Dd October 12, 2016
33.Dt SYSCTL 7 33.Dt SYSCTL 7
34.Os 34.Os
35.Sh NAME 35.Sh NAME
36.Nm sysctl 36.Nm sysctl
37.Nd system information variables 37.Nd system information variables
38.Sh DESCRIPTION 38.Sh DESCRIPTION
39The 39The
40.Xr sysctl 3 40.Xr sysctl 3
41library function and the 41library function and the
42.Xr sysctl 8 42.Xr sysctl 8
43utility are used to get and set values of system variables, maintained 43utility are used to get and set values of system variables, maintained
44by the kernel. 44by the kernel.
45The variables are organized in a tree and identified by a sequence of 45The variables are organized in a tree and identified by a sequence of
@@ -1248,26 +1248,27 @@ The currently defined protocols and name @@ -1248,26 +1248,27 @@ The currently defined protocols and name
1248.It carp arpbalance integer yes 1248.It carp arpbalance integer yes
1249.It icmp errppslimit integer yes 1249.It icmp errppslimit integer yes
1250.It icmp maskrepl integer yes 1250.It icmp maskrepl integer yes
1251.It icmp rediraccept integer yes 1251.It icmp rediraccept integer yes
1252.It icmp redirtimeout integer yes 1252.It icmp redirtimeout integer yes
1253.It icmp bmcastecho integer yes 1253.It icmp bmcastecho integer yes
1254.It ip allowsrcrt integer yes 1254.It ip allowsrcrt integer yes
1255.It ip anonportalgo.selected string yes 1255.It ip anonportalgo.selected string yes
1256.It ip anonportalgo.available string yes 1256.It ip anonportalgo.available string yes
1257.It ip anonportalgo.reserve struct yes 1257.It ip anonportalgo.reserve struct yes
1258.It ip anonportmax integer yes 1258.It ip anonportmax integer yes
1259.It ip anonportmin integer yes 1259.It ip anonportmin integer yes
1260.It ip checkinterface integer yes 1260.It ip checkinterface integer yes
 1261.It ip dad_count integer yes
1261.It ip directed-broadcast integer yes 1262.It ip directed-broadcast integer yes
1262.It ip do_loopback_cksum integer yes 1263.It ip do_loopback_cksum integer yes
1263.It ip forwarding integer yes 1264.It ip forwarding integer yes
1264.It ip forwsrcrt integer yes 1265.It ip forwsrcrt integer yes
1265.It ip gifttl integer yes 1266.It ip gifttl integer yes
1266.It ip grettl integer yes 1267.It ip grettl integer yes
1267.It ip hashsize integer yes 1268.It ip hashsize integer yes
1268.It ip hostzerobroadcast integer yes 1269.It ip hostzerobroadcast integer yes
1269.It ip lowportmin integer yes 1270.It ip lowportmin integer yes
1270.It ip lowportmax integer yes 1271.It ip lowportmax integer yes
1271.It ip maxflows integer yes 1272.It ip maxflows integer yes
1272.It ip maxfragpackets integer yes 1273.It ip maxfragpackets integer yes
1273.It ip mtudisc integer yes 1274.It ip mtudisc integer yes
@@ -1365,26 +1366,31 @@ The highest port number to use for TCP a @@ -1365,26 +1366,31 @@ The highest port number to use for TCP a
1365This cannot be set to less than 1024 or greater than 65535, and must 1366This cannot be set to less than 1024 or greater than 65535, and must
1366be greater than 1367be greater than
1367.Li ip.anonportmin . 1368.Li ip.anonportmin .
1368.It Li ip.anonportmin 1369.It Li ip.anonportmin
1369The lowest port number to use for TCP and UDP ephemeral port allocation. 1370The lowest port number to use for TCP and UDP ephemeral port allocation.
1370This cannot be set to less than 1024 or greater than 65535. 1371This cannot be set to less than 1024 or greater than 65535.
1371.It Li ip.checkinterface 1372.It Li ip.checkinterface
1372If set to non-zero, the host will reject packets addressed to it 1373If set to non-zero, the host will reject packets addressed to it
1373that arrive on an interface not bound to that address. 1374that arrive on an interface not bound to that address.
1374Currently, this must be disabled if ipnat is used to translate the 1375Currently, this must be disabled if ipnat is used to translate the
1375destination address to another local interface, or if addresses 1376destination address to another local interface, or if addresses
1376are added to the loopback interface instead of the interface where 1377are added to the loopback interface instead of the interface where
1377the packets for those packets are received. 1378the packets for those packets are received.
 1379.It Li ip.dad_count
 1380The number of
 1381.Xr arp 4
 1382probes sent for Address Conflict Detection.
 1383Set to 0 to disable this.
1378.It Li ip.directed-broadcast 1384.It Li ip.directed-broadcast
1379If set to 1, enables directed broadcast behavior for the host. 1385If set to 1, enables directed broadcast behavior for the host.
1380.It Li ip.do_loopback_cksum 1386.It Li ip.do_loopback_cksum
1381Perform IP checksum on loopback. 1387Perform IP checksum on loopback.
1382.It Li ip.forwarding 1388.It Li ip.forwarding
1383If set to 1, enables IP forwarding for the host, 1389If set to 1, enables IP forwarding for the host,
1384meaning that the host is acting as a router. 1390meaning that the host is acting as a router.
1385.It Li ip.forwsrcrt 1391.It Li ip.forwsrcrt
1386If set to 1, enables forwarding of source-routed packets for the host. 1392If set to 1, enables forwarding of source-routed packets for the host.
1387This value may only be changed if the kernel security level is less than 1. 1393This value may only be changed if the kernel security level is less than 1.
1388.It Li ip.gifttl 1394.It Li ip.gifttl
1389The maximum time-to-live (hop count) value for an IPv4 packet generated by 1395The maximum time-to-live (hop count) value for an IPv4 packet generated by
1390.Xr gif 4 1396.Xr gif 4