Re: Late to the party - multiple search domains on the network.

[Simon Kelley <simon thekelleys org uk>]

Peter Jones wrote:
> On Tue, 2005-04-12 at 17:25 +0100, Simon Kelley wrote:
> [...]
>
> > It's worth pointing that AFAIK no current Unix DHCP
> > implementaions allow use of DHCPINFORM and therefore fetching of DHCP
> > configuration independent of getting a DHCP lease _at_all_.
>
>
> AFAICS ISC's dhcpd has support for it; have a look at
> dhcp-3.0.2/server/dhcp.c .  The function dhcp() marshalls commands out
> to different functions, and calls dhcpinform() to parse inform queries
> and send a response.
>
> It _only_ handles inform if it's set "authoritative" for the network,
> though.

Of course what I _should_ have typed is that not current Unix DHCP 
*clients* allow use of DHCPINFORM. A quick poke around seems to show 
that's true for dhclient. No doubt someone will come up with a 
counter-example!

Cheers,

Simon.