Yuri wrote:
> I have the simplest possible DHCP setup: ifconfig_re0="DHCP" in
> /etc/rc.conf.
>
> When the system boots, it gets connected fine.
>
> Now, I disconnect my laptop and connect it to another network.
> When cable is disconnected, IP address of this interface stays the same,
> old one is not removed.
> When I plug it into another network, the same IP address stays. New IP
> doesn't get set. This is bad.
> So I have to manually do 'ifconfig re0 down && remove <OLD-IP> &&
> ifconfig re0 up'.
>
> I believe, once interface is set as "DHCP", all those things should
> happen automatically. dhclient should drop the old IP when cable is
> unplugged, and should set it up anew when cable is plugged back.
>
> Is my system misconfigured in some way, or this is the way how it works
> in FreeBSD?
Add the following lines to /etc/devd.conf:
notify 0 {
match "system" "IFNET";
match "type" "LINK_DOWN";
media-type "ethernet";
action "/etc/rc.d/dhclient quietstop $subsystem; ifconfig
$subsystem inet 0.0.0.0";
};
Then restart devd(8).
> Yuri
Kevin
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