Alessandro Ghedini 6/13/2026

Multi-VLAN DHCP+DNS home network setup with dnsmasq

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This article details the author's experience fixing a home network issue where local DNS resolution broke during ISP outages due to Unifi Gateway's dnsmasq configuration. The solution involved deploying separate dnsmasq instances for DHCP per VLAN and a dedicated DNS instance, overcoming challenges with multi-VLAN hostname resolution. It covers technical setup, VLAN management, and dnsmasq configuration for reliable local network services.

Multi-VLAN DHCP+DNS home network setup with dnsmasq

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