Re: Assigning host route to loopback
From: John Kristoff (jtk_at_northwestern.edu)
Date: Mon, 16 Feb 2004 23:07:37 -0600 To: <email@example.com>
FYI... I originally posted to this list by mistake, but I'll follow up
because a number of people did send private emails offering help and
On Tue, 17 Feb 2004 13:29:51 +1000
"Reg Quinton" <firstname.lastname@example.org> wrote:
> > I don't seem to be able to set the netmask for an IP to 255.255.255.255
> > in the /etc/inet/netmasks file.
> Wouldn't a netmask of 255.255.255.255 mean that every single IP address in
> the world is addressable by ARP on that interface?
> I doubt that's what you want.
I think you might be referring to a situation where host relies on
another (router or default gateway) to do proxy arp in order to reach
other hosts on other networks. A host route, where the network mask
is 255.255.255.255 is a legitimate entry in a routing table most
typically used for a point-to-point link, loopback interface or
other directly connected host.
Literally seconds after my post hit the list, Casper Dik (of course :-)
sent me the info I needed. I needed to enter the IP address in CIDR
notiation (e.g. 192.0.2.254/32) in the /etc/hostname.lo0:1 file. I
also did the same for the dmfe0 interface, plus removed network and
associate network mask info from the /etc/inet/netmasks file. All