System doesn't detect unplugged network cable and doesn't set
interface up properly with DHCP
peter at rulingia.com
Fri Jul 13 09:48:41 UTC 2012
On 2012-Jul-12 13:41:39 -0700, Yuri <yuri at rawbw.com> wrote:
>I have the simplest possible DHCP setup: ifconfig_re0="DHCP" in
>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'.
This is a bug in dhclient - see PR bin/166656, which includes a fix.
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