dhclient problem

Jung-uk Kim jkim at FreeBSD.org
Thu Feb 7 16:34:50 UTC 2008


On Thursday 07 February 2008 04:29 am, Paul B. Mahol wrote:
> Sorry for noise, but there is actually no problem at all.
>
> Probably net80211 code is improved so dhclient will not send
> useless packet, instead it reports that there is no link.

Yes.  See this:

http://www.freebsd.org/cgi/cvsweb.cgi/src/sbin/dhclient/dispatch.c.diff?r1=1.2;r2=1.3

Previously dhclient(8) was assuming wireless controller is already 
associated with a correct AP and safe to broadcast packets.

Jung-uk Kim

> On Feb 7, 2008 6:21 AM, Nathan Butcher <n-butcher at fusiongol.com> 
wrote:
> > >> All you have to do is issue "ifconfig rum0 up" to get your
> > >> device UP, and then try dhclient. It should work.
> > >
> > > The standard scripts should be running "ifconfig xxx up" on any
> > > interface that has an ifconfig_xxx variable in rc.conf.  Has
> > > that been broken?
> > >
> > > -- Brooks
> >
> > My USB wireless dongle doesn't have any rc.conf config line, but
> > it used to be automatically UP without the config line at boot
> > time at one point.
> >
> > I remember doing an csup update on my box at one point and
> > discovering this change.


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