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Date: Thu, 9 Oct 1997 11:57:36 -0700 (PDT)
From: Shawn Ramsey <shawn@luke.cpl.net>
To: andrew@ugh.net.au
cc: questions@freebsd.org
Subject: Re: How can I make virtual host?
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> > > for instructions on how to set up alias'd addresses.  Note that aliased
> > > addresses MUST have a netmask of 255.255.255.255.
> > 
> > Actually no, not in 2.2.1 or 2.1.5. It does complain and give an error
> > message, but it will work fine with a netmask of 255.255.255.0. 
> 
> I think until you try and add the second alias (YMMV).

Not in my experience... in my experience everything works just fine with a
.0. Maybe it is better to use 255.255.255.255, but at the time I didnt
know, and havent gotten around to changing them. And, if it aint broke,
don't fix it.. :)