Thanks for the quick reply. This is a good idea. However, some of the devices use unqualified names as their host names and I have no control over them, and it seems I wouldn't be able to differentiate them in this way.
Regards, Glen > On Sep 29, 2021, at 10:56 AM, Andrew Miskell <andrewmisk...@mac.com> wrote: > > > >> On Sep 28, 2021, at 9:16 PM, Glen Huang <hey...@gmail.com >> <mailto:hey...@gmail.com>> wrote: >> >> Hi, >> >> I have a router and a dump AP that are connected with a wire. The router has >> two interfaces, one is for LAN (192.168.1.1/24) and the other for WAN. The >> AP also has two interfaces, one is for LAN (192.168.1.2/24), the other for >> guest WiFi (192.168.2.1/24). (It actually also has a LAN WiFi, but it >> shouldn’t be relevant in this case.) >> >> Dnsmasq runs both on the router and the AP. On the router, it provides DHCP >> and DNS, combined, for LAN. On the AP, only DHCP is enabled for the guest >> WiFi interface to provide 192.168.2.0/24 for clients. >> >> My question is that with this setup, LAN clients won’t be able to resolve >> host names on the guest WiFi, since the router Dnsmasq is not cognizant of >> them, and it seems impossible for the router to take over guest WiFi’s DHCP, >> since it’s based on AP’s interfaces, so is there a way to automatically >> “merge" the host names on both Dnsmasq instances? If not, what would be an >> elegant setup to make it work? >> >> Regards, >> Glen >> _______________________________________________ >> Dnsmasq-discuss mailing list >> Dnsmasq-discuss@lists.thekelleys.org.uk >> <mailto:Dnsmasq-discuss@lists.thekelleys.org.uk> >> https://lists.thekelleys.org.uk/cgi-bin/mailman/listinfo/dnsmasq-discuss > > Assuming that the guest WiFi names are using a different domain name, e.g. > guests.home.net <http://guests.home.net/> then the main LAN, e.g. home.net > <http://home.net/>. > > On the router DNSMasq create an entry that tells it to send requests for > anything in guest.home.net <http://guest.home.net/> to the DNSMasq instance > on the AP. You can also do the reverse AP DNSMasq instance to allow guests to > lookup names in the home.net <http://home.net/> domain.
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