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Date: Tue, 29 Jul 2003 01:19:42 -0700
From: Terry Lambert <tlambert2@mindspring.com>
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To: Martin Blapp <mb@imp.ch>
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cc: current@freebsd.org
Subject: Re: STEP 2, fixing dhclient behaviour with multiple interfaces
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Martin Blapp wrote:
> I't is my goal to make dhclient really functional, so it can not only
> be used with one interface, but several.
> 
> On a well known OS this works just fine. A first interface gets
> initialized and the GW gets set as usual. But if a second interface
> gets added, and the first one is still active and has a working lease,
> the GW will not be overwriten. If you remove now the first interface,
> the default GW changes to the one of the second interface.
[ ... ]
> If there are other ideas, I'm open to them.

You could add kevents for interface arrival and departure, and
add a kqueue to the dhcpd to catch the arrival/departure events,
and then just act on them.

-- Terry