Unless the network is lying to me again, M. Warner Losh said: 

> : | I read where others have had to do a "ifconfig fxp0 down" first before
> : | they can bring their wi devices up, but "ifconfig rl0 down" didn't work
> : | for me.  When I try to invoke dhclient on wi0, I immediately get this:
> : | 
> : | ifconfig: ioctl (SIOCDIFADDR): Can't assign requested address

> : I think this all due to the change in sys/netinet/in.c.  Try to use
> : version 1.44.2.7 and see if it fixes this.  This commit also broke
> : kernel BOOTP/DHCP configuration.  Maybe this need code needs to
> : verify that the duplicate 0.0.0.0 addresses are okay and not report
> : an error.  If it does you might want to ping the authors of the commit.
> 
> I have verified that ed and ep have similar problems in -stable.
> Likely it is this change.  I think we should back it out in -current
> and in -stable personally, but haven't had time to pursue it.

I can confirm that after going back to 1.44.2.7 on in.c and being up-to-date
on if_wi.c, I no-longer have the DHCP problems, nor the interface hangs
that I had previously.

AlanC

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