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From: John Baldwin <jhb@freebsd.org>
To: Hiroki Sato <hrs@freebsd.org>
Subject: Re: svn commit: r271418 - head/sbin/dhclient
Date: Fri, 12 Sep 2014 16:16:57 -0400
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On Thursday, September 11, 2014 06:15:34 PM Hiroki Sato wrote:
> Andriy Gapon <avg@FreeBSD.org> wrote
>   in <541163C0.2080903@FreeBSD.org>:
> 
> av> On 11/09/2014 11:11, Robert Watson wrote:
> av> > A bit behind on commits, but: does this mean that an older userspace
> dhclient av> > will no longer work with a newer kernel?
> av>
> av> At least in my case it appeared to work.  I guess this is because the
> broadcast av> queries were not affected by the change.
> 
>  Only a unicast DHCPREQUEST sent from a DHCP client to renew the lease
>  does not work.  "dhclient[N]: send_packet: Invalid argument" log
>  appears at certain interval due to it.  A lease will expire, and it
>  will repeatedly restart from the broadcast discovery phase.

Ah, I've seen that for a while on my laptop.  Thanks for tracking that down!

-- 
John Baldwin