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Date: Tue, 20 Jan 2009 15:13:13 +0100
From: Miroslav Lachman <000.fbsd@quip.cz>
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To: "Patrick M. Hausen" <hausen@punkt.de>
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Cc: freebsd-stable@freebsd.org,
	Wendell Martins Borges <wendell@ramenzoni.com.br>
Subject: Re: aliases not working in em0
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Patrick M. Hausen wrote:
> Hello,
> 
> On Tue, Jan 20, 2009 at 11:12:45AM -0200, Wendell Martins Borges wrote:
> 
> 
>>ifconfig_em0="inet 192.168.112.1 netmask 255.255.255.0"
>>ifconfig_em0_alias0="inet 192.168.112.181 netmask 255.255.255.255"
> 
> 
> I don't know if this can be the cause of your problem, but
> the /32 netmask for aliases has been deprecated quite a while
> ago.

Can you point me to some doc about this?

Manpage for ifconfig still say: "If the address is on the same subnet as 
the first network address for this interface, a non-conflicting netmask 
must be given.  Usually 0xffffffff is most appropriate."

Miroslav Lachman