[Dnsmasq-discuss] How to pin IP rage two interface?
lists at lonnie.abelbeck.com
Tue Nov 5 19:26:55 GMT 2019
> On Nov 5, 2019, at 12:39 PM, bln 77 <bln_77 at yahoo.de> wrote:
> Hi everyone,
> I have a 10.1.0.0/16 network.
> I want to have clients in the same network because I want to be able to receive IP-broadcast for autodiscovery.
> I configured two VLANs and the router has an interface/ip in both:
> lan1: 10.1.1.0 with subnet mask 255.255.0.0
> lan2: 10.1.2.0 with subnet mask 255.255.0.0
> Both interfaces are bridged together and I filter/firewall the traffic with etables rules.
> I have a filter that blocks DHCP traffic from being bridged/forwarded.
> Now I want to configure dnsmasq to offer the following ranges on the interfaces so I can easily recognise in which net the client belongs:
> Unfortunately the clients on the second interface also getting an offer from the 10.1.1.x range.
> I think both ranges are active on both interfaces?
> Is there any way to pin a range to an interface?
> Any help is appreciated.
Alternatively, use isolated subnets with 255.255.255.0 masks, no bridge, and enable "avahi-daemon" to share the broadcasts you need between subnets.
Everything is now simple ... except possibly configuring "avahi-daemon". :-)
More information about the Dnsmasq-discuss