Date: Sat, 15 Jul 2000 19:48:30 +0200 From: Andre Albsmeier <andre.albsmeier@mchp.siemens.de> To: Robert Watson <rwatson@freebsd.org> Cc: Nick Rogness <nick@rapidnet.com>, Andre Albsmeier <andre.albsmeier@mchp.siemens.de>, freebsd-net@freebsd.org Subject: Re: routed: possible netmask problem ... Message-ID: <20000715194830.A6971@curry.mchp.siemens.de> In-Reply-To: <Pine.NEB.3.96L.1000714140842.86137C-100000@fledge.watson.org>; from rwatson@freebsd.org on Fri, Jul 14, 2000 at 02:09:50PM -0400 References: <Pine.BSF.4.21.0007141128470.99794-100000@rapidnet.com> <Pine.NEB.3.96L.1000714140842.86137C-100000@fledge.watson.org>
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On Fri, 14-Jul-2000 at 14:09:50 -0400, Robert Watson wrote:
> On Fri, 14 Jul 2000, Nick Rogness wrote:
>
> > > root@webfix:~>ifconfig fxp0
> > > fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> > > inet 192.168.1.3 netmask 0xffffff00 broadcast 192.168.1.255
> > > inet 192.168.1.4 netmask 0xffffffff broadcast 192.168.1.4
> >
> > you have a /32 netmask on 1.4, change it to a /24 address
> > (255.255.255.0) and see if that helps.
>
> I don't have much experience with routed, but I can tell you that the /32
> here is correct in my experience -- the two addresses are in the same /24
> subnet. Putting both in with a netmask of /24 will cause problems due to
> muliple routing entries with the same prefix/netmask.
Well, my setup used to work until Feb 17 when Peter Wemm MFC'ed
some stuff into RELENG_3. From this day on it started to spit out
the above messages. I asked peter for a hint but never got a reply.
I also filed a PR since I am sure my setup is correct, see also the
FAQ:
Q: How can I setup Ethernet aliases?
A: Add ``netmask 0xffffffff'' to your ifconfig command-line like the following:
ifconfig ed0 alias 204.141.95.2 netmask 0xffffffff
-Andre
>
> Robert N M Watson
>
> robert@fledge.watson.org http://www.watson.org/~robert/
> PGP key fingerprint: AF B5 5F FF A6 4A 79 37 ED 5F 55 E9 58 04 6A B1
> TIS Labs at Network Associates, Safeport Network Services
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