>YongHyeon PYUN <pyu...@gmail.com> wrote
>  in <20130524054720.ga1...@michelle.cdnetworks.com>:
>
>py> On Thu, May 23, 2013 at 09:49:19PM -0700, Jeremy Chadwick wrote:
>py> > On Thu, May 23, 2013 at 09:40:35PM -0700, Jeremy Chadwick wrote:
>py> > > On Thu, May 23, 2013 at 11:42:44PM -0400, Glen Barber wrote:
>py> > > > On Thu, May 23, 2013 at 08:38:06PM -0700, Jeremy Chadwick wrote:
>py> > > > > If someone wants me to test DHCP via fxp(4) on the above system (I 
>can
>py> > > > > do so with both NICs), just let me know; it should only take me 
>half an
>py> > > > > hour or so.
>py> > > > >
>py> > > > > I'll politely wait for someone to say "please do so" else won't 
>bother.
>py> > > > >
>py> > > >
>py> > > > For the sake of completeness...
>py> > > >
>py> > > > "Please do so."  :)
>py> > >
>py> > > Issue reproduced 100% reliably, even within sysinstall.
>py> > >
>py> > > {snip}
>py> >
>py> > Forgot to add:
>py> >
>py> > This issue ONLY happens when using DHCP.
>py> >
>py> > Statically assigning the IP address works fine; fxp0 goes down once,
>py> > up once, then stays up indefinitely.
>py>
>py> I asked Mike to try backing out dhclient(8) change(r247336) but it
>py> seems he missed that. Jeremy, could you try that?
>py>
>py> I guess dhclient(8) does not like flow-control negotiation of
>py> fxp(4) after link establishment.
>
> Okay, I could reproduce this issue on my box.  After invocation of
> dhclient(8), a link is up and then state_reboot() drops the link
> establishment.  Removing the changes around RTM_IFINFO in r247336
> makes it work with no problem.
>
> A workaround is specifying the following line in rc.conf:
>
> ifconfig_fxp0="DHCP media 100baseTX mediaopt full-duplex"
>
>-- Hiroki

I can confirm that backing out r247336 on a box running 9.1-stable.r250229
fixes the problem. I hadn't seen the problem before because the box normally
has a static ip address.

John Theus
TheUsGroup.com
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