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Date: Thu, 12 Jan 2006 23:16:16 +1300
From: Andrew Thompson <thompsa@freebsd.org>
To: Marcin Jessa <lists@yazzy.org>
Message-ID: <20060112101616.GG2332@heff.fud.org.nz>
References: <170970070.20060112144241@kr.ru>
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Cc: freebsd-net@freebsd.org
Subject: Re: Automatic VLANS
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On Thu, Jan 12, 2006 at 10:58:08AM +0100, Marcin Jessa wrote:
> On Thu, 12 Jan 2006 14:42:41 +0700
> Vitaliy Ovsyannikov <V.Ovsyannikov@kr.ru> wrote:
> > Does Automatic VLANS works?
> > It is was described in
> > http://people.freebsd.org/~andre/FreeBSD-5.3-Networking.pdf
> > 
> > # ifconfig em0.1 inet 10.90.90.200/24
> > ifconfig: interface em0.1 does not exist
> 
> Run
> ifconfig vlan0 create
> ifconfig vlan0 destroy
> to create or remove vlan0 interface.
>  
> You can also rename your vlan0 interface so it will be more descriptive
> with ifconfig vlan0 name vlan_to_somewhere
> 
> If you want it to be renamed at boot something like this should work:
> ifconfig_vlan0="name vlan_to_somewhere inet 10.90.90.200 vlan 123
> vlandev em0"

While what you have posted is correct, the automatic vlans the original
poster referred to do exist. 'ifconfig em0.1 create' will create a vlan
and also set the parent to em0 and tag as 1.

Andrew