Switching wired <-> wireless in a user-friendly manner, possible?

Kevin Oberman oberman at es.net
Tue Nov 29 05:56:36 GMT 2005


> From: AT Matik <asstec at matik.com.br>
> Date: Sun, 27 Nov 2005 00:36:52 -0200
> Sender: owner-freebsd-mobile at freebsd.org
> 
> On Saturday 26 November 2005 17:19, Hans Nieser wrote:
> >
> > I am guessing that what needs to happen is, as soon as fxp0 becomes
> > inactive, the default route needs to be updated so it will route over the
> > ipw0 interface. What is the best way to accomplish this? Do I have to
> > write a shellscript that continiously checks for fxp0's status and then
> > somehow update the default route, or are there facilities available for
> > this? _______________________________________________
> 
> 
> yep, you got it ;)
> 
> may be you like what I do
> 
> i have DHCP for my nic in rc.conf
> 
> when my eth is up (sis0 in my case) nothing happens as getting the
> config from the dhcp server else I call a script to configure my
> wireless connection (/etc/start-wif) so you may check running this in
> crontab as I understand you unplug the cable and run around ;)

Seems like using LINK_DOWN in a notify with devd would be far faster and
have much less overhead than cron. (Yes, it looks like LINK_DOWN is
valid.) 
-- 
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman at es.net			Phone: +1 510 486-8634


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