Date: Wed, 23 Jun 2004 11:03:38 +0200 From: des@des.no (=?iso-8859-1?q?Dag-Erling_Sm=F8rgrav?=) To: "Dan Piparo" <dan@danworld.net> Cc: freebsd-stable@freebsd.org Subject: Re: ifconfig netmask problem Message-ID: <xzpsmcmodcl.fsf@dwp.des.no> In-Reply-To: <200406230729.i5N7TGnc006212@ms-smtp-02.tampabay.rr.com> (Dan Piparo's message of "Wed, 23 Jun 2004 03:29:18 -0400") References: <200406230729.i5N7TGnc006212@ms-smtp-02.tampabay.rr.com>
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"Dan Piparo" <dan@danworld.net> writes: > What I really want to know, what is the proper netmask for an alias IP > address for the latest FreeBSD 4.10-STABLE version. Did it change for so= me > reason? "it depends" if the alias is on the same subnet as an existing address (whether on that interface or another) it must have an all-bits-one netmask to avoid routing ambiguity. if it is on a different subnet, it should have the correct netmask for that subnet. DES --=20 Dag-Erling Sm=F8rgrav - des@des.no
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