Re: [ANNOUNCE] netplug, a daemon that handles network cables getting plugged in and out

[David T Hollis <dhollis@xxxxxxxxxxxxxx>]

Aaron Lehmann wrote:

> On Thu, Aug 28, 2003 at 02:21:52PM -0700, Bryan O'Sullivan wrote:
>  
>
> > Netplug is a daemon that responds to network cables being plugged in or
> > out by bringing a network interface up or down.  This is extremely
> > useful for DHCP-managed systems that move around a lot, such as laptops
> > and systems in cluster environments.
> >
> > For more details and download instructions, see the netplug homepage:
> > http://www.red-bean.com/~bos/
> >    
> Thank you, thank you, thank you. I was just thinking today how
> annoying it is that whenever I boot up my laptop, dhclient runs and tries
> to get an IP address on the ethernet interface until it's ^C'd. Since
> I often use the Ethernet interface this is not a bad default, but dhclient
> can't even realize on its own that there's no cable plugged in.
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/
>  
Hmm, that seems to raise the question - why doesn't dhclient just handle 
that?  On a DHCP interface, it's running anyway.  if it paid attention 
to link status, it would know when to re-request an IP.  If you are 
statically assigned, you don't really care anyway.