On Wed, Jan 10, 2001 at 08:57:14AM -0500, Robert Watson wrote:
> On Wed, 10 Jan 2001, Samuel Tardieu wrote:
>
> > Is there a way to be warned about ethernet link up/down events? I have a
> > laptop with an internal fxp0 interface, and I'd like to launch/kill
> > dhclient whenever the link goes up/down.
>
> I've been wondering about this also -- Darwin has this, and it's pretty
> cool to watch dhclient run as soon as the ethernet cable is stuck in, and
> not have to dig around to find out how to pursuade the system to make the
> change. Windows 2000 also appears to do this for appropriate ethernet
> cards. The traditional means of notifying userland processes of
> interface/network events has been the routing socket -- presumably we want
> to notify on interface arrive / depart, as well as for condition changes,
> including a link up / down (differentiated from administrative up / down).
There's an ongoing discussion about building a generic devd (device
daemon) to deal with this kind of thing. Nick Hibma proposed a spec for
one, but as far as I'm aware there's been no feedback to him yet.
Nick, maybe you should re-propose it via the -arch list.
Joe
To Unsubscribe: send mail to [EMAIL PROTECTED]
with "unsubscribe freebsd-hackers" in the body of the message
