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02-18-2008, 09:10 AM
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 Re: arp.conf Antoine Jacoutot wrote: > Hi. > > I'm not sure if people are still using arp(8) a lot, but I've been using > this on several boxes for a while (except for the man page changes I > just wrote). > > Juts like mixerctl.conf(5) and wsconsctl.conf(5) and their respective > commands if /etc/arp.conf exists, rc will use arp(8) to add entries on > system startup. > > Cheers! I don't see a benefit from this. If you need static arp entries, you can add the corresponding arp command to /etc/rc.local. (On the more than 150 openbsd systems we operate, not a single one uses static arp entries, so for me this is creeping featurism  > > > Index: rc > ================================================== ================= > RCS file: /cvs/src/etc/rc,v > retrieving revision 1.298 > diff -u -r1.298 rc > --- rc 2 Feb 2007 14:51:19 -0000 1.298 > +++ rc 6 Feb 2007 16:17:02 -0000 > @@ -251,6 +251,10 @@ > fi > . /etc/netstart > > +if [ -s /etc/arp.conf ]; then > + echo 'setting static ARP entries'; arp -Ff /etc/arp.conf > >/dev/null 2>&1 > +fi > + > if [ X"${pf}" != X"NO" ]; then > if [ -f ${pf_rules} ]; then > pfctl -f ${pf_rules} > Index: arp.8 > ================================================== ================= > RCS file: /cvs/src/usr.sbin/arp/arp.8,v > retrieving revision 1.17 > diff -u -r1.17 arp.8 > --- arp.8 26 May 2006 09:00:57 -0000 1.17 > +++ arp.8 4 Feb 2007 17:00:38 -0000 > @@ -123,6 +123,12 @@ > even though the host address is not its own. > This behavior has traditionally been called > .Em proxy ARP . > +.Pp > +If the file > +.Em /etc/arp.conf > +exists, it will be processed by > +.Xr rc 8 > +as input file on system startup. > .It Fl n > Show network addresses as numbers (normally > .Nm > @@ -175,6 +181,7 @@ > .Sh SEE ALSO > .Xr inet 3 , > .Xr arp 4 , > +.Xr arp.conf 5 , > .Xr ifconfig 8 > .Sh HISTORY > The > --- /dev/null Sun Feb 4 18:09:37 2007 > +++ /usr/src/share/man/man5/arp.conf.5 Sun Feb 4 17:51:20 2007 > @@ -0,0 +1,46 @@ > +.\" $OpenBSD$ > +.\" > +.\" Copyright (c) 2007 Antoine Jacoutot <ajacoutot@openbsd.org> > +.\" > +.\" Permission to use, copy, modify, and distribute this software for any > +.\" purpose with or without fee is hereby granted, provided that the above > +.\" copyright notice and this permission notice appear in all copies. > +.\" > +.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL > WARRANTIES > +.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF > +.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE > FOR > +.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES > +.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN > +.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING > OUT OF > +.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. > +.\" > +.Dd February 04, 2007 > +.Dt ARP.CONF 5 > +.Os > +.Sh NAME > +.Nm arp.conf > +.Nd static arp entries processed at system startup > +.Sh DESCRIPTION > +.Nm > +contains a list of static > +.Xr arp 8 > +entries to be set in the ARP tables at system startup by > +.Xr rc 8 . > +.Pp > +As described in > +.Xr arp 8 , > +entries in this file should be of the form: > +.Bd -filled -offset indent > +.Ar hostname ether_addr > +.Op Cm temp | permanent > +.Op Cm pub > +.Ed > +.Pp > +.Sh FILES > +.Bl -tag -width /etc/arp.conf -compact > +.It Pa /etc/arp.conf > +.El > +.Ed > +.Sh SEE ALSO > +.Xr arp 8 , > +.Xr rc 8      |
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