> On Nov 5, 2019, at 12:39 PM, bln 77 <bln...@yahoo.de> wrote:
> Hi everyone,
> I have a 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: with subnet mask
> lan2: with subnet mask
> 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:
> dhcp-range=set:lan1,,,,12h
> dhcp-range=set:lan2,,,,12h
> 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 masks, no bridge, and 
enable "avahi-daemon" to share the broadcasts you need between subnets.

Everything is now simple ... except possibly configuring "avahi-daemon". :-)


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