On 12-12-2019 04:52, Old account wrote: > Hi, > > I have an RT-N56U (I'm using a Padavan firmware for some context) > router with an isolated guest wifi setup for my IOT devices. This > guest network is both AP clients and LAN isolated, which I confirmed > to be true. I have the DNS set to pihole 192.168.1.100 for my entire > network, but I'd like any clients that are connected to the guest wifi > to use 8.8.8.8 since it's not possible for any of the guest clients to > communicate with the pihole. > > I've been able to do this by manually tagging all of my iot devices > one by one with: > dhcp-host=XX:XX:XX:XX:XX:XX,set:dnsoverride > dhcp-option=tag:dnsoverride,option:dns-server,8.8.8.8 > > This works on any devices that I've tagged with dnsoverride, but it's > host-dependent rather than interface dependent. > > I've confirmed that the 2.4GHz wifi interface is rai1 with ifconfig > and based on the firmware docs: > https://bitbucket.org/padavan/rt-n56u/wiki/EN/CommonTips#!what-are-the-existing-network-interfaces-transcript-naming-interfaces. > I've tried the following without success - it seems like it gets > ignored for any clients connecting to the guest network: > - dhcp-option=tag:rai1,option:dns-server,8.8.8.8 > - dhcp-option=interface:rai1,option:dns-server,8.8.8.8 > - dhcp-option=rai1,option:dns-server,8.8.8.8 > > Is it not possible to set the dns server based on the interface? > Yes, it is possible.
But I have the correct syntax not at hand. The mailinglist archive has within the last four, maybe six, weeks a report on succesfull tag of interface name. Regards Geert Stappers _______________________________________________ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
