[Dnsmasq-discuss] Providing different DHCP info for different interfaces?

[richardvoigt at gmail.com]

On Fri, Nov 21, 2008 at 9:39 PM, Paul Smith <psmith at gnu.org> wrote:
> Hi all; I suspect this is a common question but I haven't been able to
> find the answer in the FAQ, etc.  Is there a way to search the mailing
> list archives?  I couldn't find one.
>
> Anyway.  I have a system with four NICs and I want dnsmasq to listen on
> two of them and reply to DHCP requests.
>
> I would like to set a vendor-class field on the replies going out over
> one of the interfaces to one value, and the vendor-class field on
> replies going out over the other interface to a different value.
>
> Dnsmasq seems to want to use a "network-id" to specify all sorts of
> useful things including the vendor-class value.
>
> However, I can't seem to find any way to specify that a given network
> interface should have a specific network-id value; it seems that they
> are assigned based on the dhcp-range or the dhcp-host (which I don't
> want to use: I want all my systems to be completely dynamic).  And, I
> can't even find a way to specify a specific dhcp-range should be used
> for one interface and a different dhcp-range should be used for the
> other interface.
>
>
> Any hints?

The dhcp-range for each interface is chosen by matching the network
part of the IP address against the addresses assigned to the
interface.  So each connected computer will get an address which can
communicate with the kernel-configured IP of the local interface where
it is attached.

>
> Thanks!
>
>
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